From: iceman1001 Date: Thu, 8 Jan 2015 21:23:45 +0000 (+0100) Subject: Merge branch 'master' of https://github.com/Proxmark/proxmark3 X-Git-Tag: v2.0.0-rc1~44^2~15 X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/commitdiff_plain/952a8bb59b197973e35ae187fc8acd2027ee570d?hp=07c808038c48a74842290084d1217d6f69cbf18e Merge branch 'master' of https://github.com/Proxmark/proxmark3 Conflicts: armsrc/lfops.c client/cmddata.c client/graph.c --- diff --git a/armsrc/appmain.c b/armsrc/appmain.c index 3c92a7fd..ca16ee60 100644 --- a/armsrc/appmain.c +++ b/armsrc/appmain.c @@ -18,7 +18,6 @@ #include "util.h" #include "printf.h" #include "string.h" - #include #include "legicrf.h" @@ -668,9 +667,7 @@ void UsbPacketReceived(uint8_t *packet, int len) WriteTItag(c->arg[0],c->arg[1],c->arg[2]); break; case CMD_SIMULATE_TAG_125K: - LED_A_ON(); SimulateTagLowFrequency(c->arg[0], c->arg[1], 1); - LED_A_OFF(); break; case CMD_LF_SIMULATE_BIDIR: SimulateTagLowFrequencyBidir(c->arg[0], c->arg[1]); diff --git a/armsrc/crapto1.c b/armsrc/crapto1.c index 9d491d12..df0834b8 100644 --- a/armsrc/crapto1.c +++ b/armsrc/crapto1.c @@ -44,12 +44,12 @@ static void quicksort(uint32_t* const start, uint32_t* const stop) else if(*rit > *start) --rit; else - *it ^= (*it ^= *rit, *rit ^= *it); + *it ^= ( (*it ^= *rit ), *rit ^= *it); if(*rit >= *start) --rit; if(rit != start) - *rit ^= (*rit ^= *start, *start ^= *rit); + *rit ^= ( (*rit ^= *start), *start ^= *rit); quicksort(start, rit - 1); quicksort(rit + 1, stop); diff --git a/armsrc/hitag2.c b/armsrc/hitag2.c index 27a5d508..da77cc8a 100644 --- a/armsrc/hitag2.c +++ b/armsrc/hitag2.c @@ -744,7 +744,7 @@ void SnoopHitag(uint32_t type) { // Set up eavesdropping mode, frequency divisor which will drive the FPGA // and analog mux selection. FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT); + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_TOGGLE_MODE); FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz SetAdcMuxFor(GPIO_MUXSEL_LOPKD); RELAY_OFF(); @@ -968,7 +968,7 @@ void SimulateHitagTag(bool tag_mem_supplied, byte_t* data) { // Set up simulator mode, frequency divisor which will drive the FPGA // and analog mux selection. FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT); + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_READER_FIELD); FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz SetAdcMuxFor(GPIO_MUXSEL_LOPKD); RELAY_OFF(); diff --git a/armsrc/iso14443a.c b/armsrc/iso14443a.c index c2f809fe..cf55e606 100644 --- a/armsrc/iso14443a.c +++ b/armsrc/iso14443a.c @@ -1812,7 +1812,7 @@ int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, u if (!ReaderReceive(resp, resp_par)) return 0; sak = resp[0]; - // Test if more parts of the uid are comming + // Test if more parts of the uid are coming if ((sak & 0x04) /* && uid_resp[0] == 0x88 */) { // Remove first byte, 0x88 is not an UID byte, it CT, see page 3 of: // http://www.nxp.com/documents/application_note/AN10927.pdf diff --git a/armsrc/lfops.c b/armsrc/lfops.c index b9dbb8e2..f5040850 100644 --- a/armsrc/lfops.c +++ b/armsrc/lfops.c @@ -25,40 +25,40 @@ */ void DoAcquisition125k_internal(int trigger_threshold,bool silent) { - uint8_t *dest = (uint8_t *)BigBuf; - int n = sizeof(BigBuf); - int i; - - memset(dest, 0, n); - i = 0; - for(;;) { - if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) { - AT91C_BASE_SSC->SSC_THR = 0x43; - LED_D_ON(); - } - if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { - dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR; - LED_D_OFF(); - if (trigger_threshold != -1 && dest[i] < trigger_threshold) - continue; - else - trigger_threshold = -1; - if (++i >= n) break; - } - } - if(!silent) - { - Dbprintf("buffer samples: %02x %02x %02x %02x %02x %02x %02x %02x ...", - dest[0], dest[1], dest[2], dest[3], dest[4], dest[5], dest[6], dest[7]); - - } + uint8_t *dest = (uint8_t *)BigBuf; + int n = sizeof(BigBuf); + int i; + + memset(dest, 0, n); + i = 0; + for(;;) { + if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) { + AT91C_BASE_SSC->SSC_THR = 0x43; + LED_D_ON(); + } + if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { + dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR; + LED_D_OFF(); + if (trigger_threshold != -1 && dest[i] < trigger_threshold) + continue; + else + trigger_threshold = -1; + if (++i >= n) break; + } + } + if(!silent) + { + Dbprintf("buffer samples: %02x %02x %02x %02x %02x %02x %02x %02x ...", + dest[0], dest[1], dest[2], dest[3], dest[4], dest[5], dest[6], dest[7]); + + } } /** * Perform sample aquisition. */ void DoAcquisition125k(int trigger_threshold) { - DoAcquisition125k_internal(trigger_threshold, false); + DoAcquisition125k_internal(trigger_threshold, false); } /** @@ -70,31 +70,31 @@ void DoAcquisition125k(int trigger_threshold) **/ void LFSetupFPGAForADC(int divisor, bool lf_field) { - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - if ( (divisor == 1) || (divisor < 0) || (divisor > 255) ) - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz - else if (divisor == 0) - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - else - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor); - - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | (lf_field ? FPGA_LF_ADC_READER_FIELD : 0)); - - // Connect the A/D to the peak-detected low-frequency path. - SetAdcMuxFor(GPIO_MUXSEL_LOPKD); - // Give it a bit of time for the resonant antenna to settle. - SpinDelay(50); - // Now set up the SSC to get the ADC samples that are now streaming at us. - FpgaSetupSsc(); + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + if ( (divisor == 1) || (divisor < 0) || (divisor > 255) ) + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz + else if (divisor == 0) + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + else + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor); + + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | (lf_field ? FPGA_LF_ADC_READER_FIELD : 0)); + + // Connect the A/D to the peak-detected low-frequency path. + SetAdcMuxFor(GPIO_MUXSEL_LOPKD); + // Give it a bit of time for the resonant antenna to settle. + SpinDelay(50); + // Now set up the SSC to get the ADC samples that are now streaming at us. + FpgaSetupSsc(); } /** * Initializes the FPGA, and acquires the samples. **/ void AcquireRawAdcSamples125k(int divisor) { - LFSetupFPGAForADC(divisor, true); - // Now call the acquisition routine - DoAcquisition125k_internal(-1,false); + LFSetupFPGAForADC(divisor, true); + // Now call the acquisition routine + DoAcquisition125k_internal(-1,false); } /** * Initializes the FPGA for snoop-mode, and acquires the samples. @@ -102,60 +102,60 @@ void AcquireRawAdcSamples125k(int divisor) void SnoopLFRawAdcSamples(int divisor, int trigger_threshold) { - LFSetupFPGAForADC(divisor, false); - DoAcquisition125k(trigger_threshold); + LFSetupFPGAForADC(divisor, false); + DoAcquisition125k(trigger_threshold); } void ModThenAcquireRawAdcSamples125k(int delay_off, int period_0, int period_1, uint8_t *command) { - /* Make sure the tag is reset */ - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - SpinDelay(2500); + /* Make sure the tag is reset */ + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + SpinDelay(2500); - int divisor_used = 95; // 125 KHz - // see if 'h' was specified + int divisor_used = 95; // 125 KHz + // see if 'h' was specified - if (command[strlen((char *) command) - 1] == 'h') - divisor_used = 88; // 134.8 KHz + if (command[strlen((char *) command) - 1] == 'h') + divisor_used = 88; // 134.8 KHz - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used); - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - // Give it a bit of time for the resonant antenna to settle. - SpinDelay(50); + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used); + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + // Give it a bit of time for the resonant antenna to settle. + SpinDelay(50); - // And a little more time for the tag to fully power up - SpinDelay(2000); + // And a little more time for the tag to fully power up + SpinDelay(2000); - // Now set up the SSC to get the ADC samples that are now streaming at us. - FpgaSetupSsc(); + // Now set up the SSC to get the ADC samples that are now streaming at us. + FpgaSetupSsc(); - // now modulate the reader field - while(*command != '\0' && *command != ' ') { - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LED_D_OFF(); - SpinDelayUs(delay_off); - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used); + // now modulate the reader field + while(*command != '\0' && *command != ' ') { + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + LED_D_OFF(); + SpinDelayUs(delay_off); + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used); - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - LED_D_ON(); - if(*(command++) == '0') - SpinDelayUs(period_0); - else - SpinDelayUs(period_1); - } - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LED_D_OFF(); - SpinDelayUs(delay_off); - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used); + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + LED_D_ON(); + if(*(command++) == '0') + SpinDelayUs(period_0); + else + SpinDelayUs(period_1); + } + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + LED_D_OFF(); + SpinDelayUs(delay_off); + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used); - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - // now do the read - DoAcquisition125k(-1); + // now do the read + DoAcquisition125k(-1); } /* blank r/w tag data stream @@ -169,227 +169,227 @@ void ModThenAcquireRawAdcSamples125k(int delay_off, int period_0, int period_1, */ void ReadTItag(void) { - // some hardcoded initial params - // when we read a TI tag we sample the zerocross line at 2Mhz - // TI tags modulate a 1 as 16 cycles of 123.2Khz - // TI tags modulate a 0 as 16 cycles of 134.2Khz + // some hardcoded initial params + // when we read a TI tag we sample the zerocross line at 2Mhz + // TI tags modulate a 1 as 16 cycles of 123.2Khz + // TI tags modulate a 0 as 16 cycles of 134.2Khz #define FSAMPLE 2000000 #define FREQLO 123200 #define FREQHI 134200 - signed char *dest = (signed char *)BigBuf; - int n = sizeof(BigBuf); - // 128 bit shift register [shift3:shift2:shift1:shift0] - uint32_t shift3 = 0, shift2 = 0, shift1 = 0, shift0 = 0; - - int i, cycles=0, samples=0; - // how many sample points fit in 16 cycles of each frequency - uint32_t sampleslo = (FSAMPLE<<4)/FREQLO, sampleshi = (FSAMPLE<<4)/FREQHI; - // when to tell if we're close enough to one freq or another - uint32_t threshold = (sampleslo - sampleshi + 1)>>1; - - // TI tags charge at 134.2Khz - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz - - // Place FPGA in passthrough mode, in this mode the CROSS_LO line - // connects to SSP_DIN and the SSP_DOUT logic level controls - // whether we're modulating the antenna (high) - // or listening to the antenna (low) - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_PASSTHRU); - - // get TI tag data into the buffer - AcquireTiType(); - - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - - for (i=0; i0) ) { - cycles++; - // after 16 cycles, measure the frequency - if (cycles>15) { - cycles=0; - samples=i-samples; // number of samples in these 16 cycles - - // TI bits are coming to us lsb first so shift them - // right through our 128 bit right shift register - shift0 = (shift0>>1) | (shift1 << 31); - shift1 = (shift1>>1) | (shift2 << 31); - shift2 = (shift2>>1) | (shift3 << 31); - shift3 >>= 1; - - // check if the cycles fall close to the number - // expected for either the low or high frequency - if ( (samples>(sampleslo-threshold)) && (samples<(sampleslo+threshold)) ) { - // low frequency represents a 1 - shift3 |= (1<<31); - } else if ( (samples>(sampleshi-threshold)) && (samples<(sampleshi+threshold)) ) { - // high frequency represents a 0 - } else { - // probably detected a gay waveform or noise - // use this as gaydar or discard shift register and start again - shift3 = shift2 = shift1 = shift0 = 0; - } - samples = i; - - // for each bit we receive, test if we've detected a valid tag - - // if we see 17 zeroes followed by 6 ones, we might have a tag - // remember the bits are backwards - if ( ((shift0 & 0x7fffff) == 0x7e0000) ) { - // if start and end bytes match, we have a tag so break out of the loop - if ( ((shift0>>16)&0xff) == ((shift3>>8)&0xff) ) { - cycles = 0xF0B; //use this as a flag (ugly but whatever) - break; - } - } - } - } - } - - // if flag is set we have a tag - if (cycles!=0xF0B) { - DbpString("Info: No valid tag detected."); - } else { - // put 64 bit data into shift1 and shift0 - shift0 = (shift0>>24) | (shift1 << 8); - shift1 = (shift1>>24) | (shift2 << 8); - - // align 16 bit crc into lower half of shift2 - shift2 = ((shift2>>24) | (shift3 << 8)) & 0x0ffff; - - // if r/w tag, check ident match + signed char *dest = (signed char *)BigBuf; + int n = sizeof(BigBuf); + // 128 bit shift register [shift3:shift2:shift1:shift0] + uint32_t shift3 = 0, shift2 = 0, shift1 = 0, shift0 = 0; + + int i, cycles=0, samples=0; + // how many sample points fit in 16 cycles of each frequency + uint32_t sampleslo = (FSAMPLE<<4)/FREQLO, sampleshi = (FSAMPLE<<4)/FREQHI; + // when to tell if we're close enough to one freq or another + uint32_t threshold = (sampleslo - sampleshi + 1)>>1; + + // TI tags charge at 134.2Khz + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz + + // Place FPGA in passthrough mode, in this mode the CROSS_LO line + // connects to SSP_DIN and the SSP_DOUT logic level controls + // whether we're modulating the antenna (high) + // or listening to the antenna (low) + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_PASSTHRU); + + // get TI tag data into the buffer + AcquireTiType(); + + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + + for (i=0; i0) ) { + cycles++; + // after 16 cycles, measure the frequency + if (cycles>15) { + cycles=0; + samples=i-samples; // number of samples in these 16 cycles + + // TI bits are coming to us lsb first so shift them + // right through our 128 bit right shift register + shift0 = (shift0>>1) | (shift1 << 31); + shift1 = (shift1>>1) | (shift2 << 31); + shift2 = (shift2>>1) | (shift3 << 31); + shift3 >>= 1; + + // check if the cycles fall close to the number + // expected for either the low or high frequency + if ( (samples>(sampleslo-threshold)) && (samples<(sampleslo+threshold)) ) { + // low frequency represents a 1 + shift3 |= (1<<31); + } else if ( (samples>(sampleshi-threshold)) && (samples<(sampleshi+threshold)) ) { + // high frequency represents a 0 + } else { + // probably detected a gay waveform or noise + // use this as gaydar or discard shift register and start again + shift3 = shift2 = shift1 = shift0 = 0; + } + samples = i; + + // for each bit we receive, test if we've detected a valid tag + + // if we see 17 zeroes followed by 6 ones, we might have a tag + // remember the bits are backwards + if ( ((shift0 & 0x7fffff) == 0x7e0000) ) { + // if start and end bytes match, we have a tag so break out of the loop + if ( ((shift0>>16)&0xff) == ((shift3>>8)&0xff) ) { + cycles = 0xF0B; //use this as a flag (ugly but whatever) + break; + } + } + } + } + } + + // if flag is set we have a tag + if (cycles!=0xF0B) { + DbpString("Info: No valid tag detected."); + } else { + // put 64 bit data into shift1 and shift0 + shift0 = (shift0>>24) | (shift1 << 8); + shift1 = (shift1>>24) | (shift2 << 8); + + // align 16 bit crc into lower half of shift2 + shift2 = ((shift2>>24) | (shift3 << 8)) & 0x0ffff; + + // if r/w tag, check ident match if (shift3 & (1<<15) ) { - DbpString("Info: TI tag is rewriteable"); - // only 15 bits compare, last bit of ident is not valid + DbpString("Info: TI tag is rewriteable"); + // only 15 bits compare, last bit of ident is not valid if (((shift3 >> 16) ^ shift0) & 0x7fff ) { - DbpString("Error: Ident mismatch!"); - } else { - DbpString("Info: TI tag ident is valid"); - } - } else { - DbpString("Info: TI tag is readonly"); - } - - // WARNING the order of the bytes in which we calc crc below needs checking - // i'm 99% sure the crc algorithm is correct, but it may need to eat the - // bytes in reverse or something - // calculate CRC - uint32_t crc=0; - - crc = update_crc16(crc, (shift0)&0xff); - crc = update_crc16(crc, (shift0>>8)&0xff); - crc = update_crc16(crc, (shift0>>16)&0xff); - crc = update_crc16(crc, (shift0>>24)&0xff); - crc = update_crc16(crc, (shift1)&0xff); - crc = update_crc16(crc, (shift1>>8)&0xff); - crc = update_crc16(crc, (shift1>>16)&0xff); - crc = update_crc16(crc, (shift1>>24)&0xff); - - Dbprintf("Info: Tag data: %x%08x, crc=%x", - (unsigned int)shift1, (unsigned int)shift0, (unsigned int)shift2 & 0xFFFF); - if (crc != (shift2&0xffff)) { - Dbprintf("Error: CRC mismatch, expected %x", (unsigned int)crc); - } else { - DbpString("Info: CRC is good"); - } - } + DbpString("Error: Ident mismatch!"); + } else { + DbpString("Info: TI tag ident is valid"); + } + } else { + DbpString("Info: TI tag is readonly"); + } + + // WARNING the order of the bytes in which we calc crc below needs checking + // i'm 99% sure the crc algorithm is correct, but it may need to eat the + // bytes in reverse or something + // calculate CRC + uint32_t crc=0; + + crc = update_crc16(crc, (shift0)&0xff); + crc = update_crc16(crc, (shift0>>8)&0xff); + crc = update_crc16(crc, (shift0>>16)&0xff); + crc = update_crc16(crc, (shift0>>24)&0xff); + crc = update_crc16(crc, (shift1)&0xff); + crc = update_crc16(crc, (shift1>>8)&0xff); + crc = update_crc16(crc, (shift1>>16)&0xff); + crc = update_crc16(crc, (shift1>>24)&0xff); + + Dbprintf("Info: Tag data: %x%08x, crc=%x", + (unsigned int)shift1, (unsigned int)shift0, (unsigned int)shift2 & 0xFFFF); + if (crc != (shift2&0xffff)) { + Dbprintf("Error: CRC mismatch, expected %x", (unsigned int)crc); + } else { + DbpString("Info: CRC is good"); + } + } } void WriteTIbyte(uint8_t b) { - int i = 0; - - // modulate 8 bits out to the antenna - for (i=0; i<8; i++) - { - if (b&(1<PIO_PDR = GPIO_SSC_DIN; - AT91C_BASE_PIOA->PIO_ASR = GPIO_SSC_DIN; - - // steal this pin from the SSP and use it to control the modulation - AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT; - AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT; - - AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST; - AT91C_BASE_SSC->SSC_CR = AT91C_SSC_RXEN | AT91C_SSC_TXEN; - - // Sample at 2 Mbit/s, so TI tags are 16.2 vs. 14.9 clocks long - // 48/2 = 24 MHz clock must be divided by 12 - AT91C_BASE_SSC->SSC_CMR = 12; - - AT91C_BASE_SSC->SSC_RCMR = SSC_CLOCK_MODE_SELECT(0); - AT91C_BASE_SSC->SSC_RFMR = SSC_FRAME_MODE_BITS_IN_WORD(32) | AT91C_SSC_MSBF; - AT91C_BASE_SSC->SSC_TCMR = 0; - AT91C_BASE_SSC->SSC_TFMR = 0; - - LED_D_ON(); - - // modulate antenna - HIGH(GPIO_SSC_DOUT); - - // Charge TI tag for 50ms. - SpinDelay(50); - - // stop modulating antenna and listen - LOW(GPIO_SSC_DOUT); - - LED_D_OFF(); - - i = 0; - for(;;) { - if(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { - BigBuf[i] = AT91C_BASE_SSC->SSC_RHR; // store 32 bit values in buffer - i++; if(i >= TIBUFLEN) break; - } - WDT_HIT(); - } - - // return stolen pin to SSP - AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DOUT; - AT91C_BASE_PIOA->PIO_ASR = GPIO_SSC_DIN | GPIO_SSC_DOUT; - - char *dest = (char *)BigBuf; - n = TIBUFLEN*32; - // unpack buffer - for (i=TIBUFLEN-1; i>=0; i--) { - for (j=0; j<32; j++) { - if(BigBuf[i] & (1 << j)) { - dest[--n] = 1; - } else { - dest[--n] = -1; - } - } - } + // clear buffer + memset(BigBuf,0,sizeof(BigBuf)); + + // Set up the synchronous serial port + AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DIN; + AT91C_BASE_PIOA->PIO_ASR = GPIO_SSC_DIN; + + // steal this pin from the SSP and use it to control the modulation + AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT; + AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT; + + AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST; + AT91C_BASE_SSC->SSC_CR = AT91C_SSC_RXEN | AT91C_SSC_TXEN; + + // Sample at 2 Mbit/s, so TI tags are 16.2 vs. 14.9 clocks long + // 48/2 = 24 MHz clock must be divided by 12 + AT91C_BASE_SSC->SSC_CMR = 12; + + AT91C_BASE_SSC->SSC_RCMR = SSC_CLOCK_MODE_SELECT(0); + AT91C_BASE_SSC->SSC_RFMR = SSC_FRAME_MODE_BITS_IN_WORD(32) | AT91C_SSC_MSBF; + AT91C_BASE_SSC->SSC_TCMR = 0; + AT91C_BASE_SSC->SSC_TFMR = 0; + + LED_D_ON(); + + // modulate antenna + HIGH(GPIO_SSC_DOUT); + + // Charge TI tag for 50ms. + SpinDelay(50); + + // stop modulating antenna and listen + LOW(GPIO_SSC_DOUT); + + LED_D_OFF(); + + i = 0; + for(;;) { + if(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { + BigBuf[i] = AT91C_BASE_SSC->SSC_RHR; // store 32 bit values in buffer + i++; if(i >= TIBUFLEN) break; + } + WDT_HIT(); + } + + // return stolen pin to SSP + AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DOUT; + AT91C_BASE_PIOA->PIO_ASR = GPIO_SSC_DIN | GPIO_SSC_DOUT; + + char *dest = (char *)BigBuf; + n = TIBUFLEN*32; + // unpack buffer + for (i=TIBUFLEN-1; i>=0; i--) { + for (j=0; j<32; j++) { + if(BigBuf[i] & (1 << j)) { + dest[--n] = 1; + } else { + dest[--n] = -1; + } + } + } } // arguments: 64bit data split into 32bit idhi:idlo and optional 16bit crc @@ -397,127 +397,127 @@ void AcquireTiType(void) // if not provided a valid crc will be computed from the data and written. void WriteTItag(uint32_t idhi, uint32_t idlo, uint16_t crc) { - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - if(crc == 0) { - crc = update_crc16(crc, (idlo)&0xff); - crc = update_crc16(crc, (idlo>>8)&0xff); - crc = update_crc16(crc, (idlo>>16)&0xff); - crc = update_crc16(crc, (idlo>>24)&0xff); - crc = update_crc16(crc, (idhi)&0xff); - crc = update_crc16(crc, (idhi>>8)&0xff); - crc = update_crc16(crc, (idhi>>16)&0xff); - crc = update_crc16(crc, (idhi>>24)&0xff); - } - Dbprintf("Writing to tag: %x%08x, crc=%x", - (unsigned int) idhi, (unsigned int) idlo, crc); - - // TI tags charge at 134.2Khz - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz - // Place FPGA in passthrough mode, in this mode the CROSS_LO line - // connects to SSP_DIN and the SSP_DOUT logic level controls - // whether we're modulating the antenna (high) - // or listening to the antenna (low) - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_PASSTHRU); - LED_A_ON(); - - // steal this pin from the SSP and use it to control the modulation - AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT; - AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT; - - // writing algorithm: - // a high bit consists of a field off for 1ms and field on for 1ms - // a low bit consists of a field off for 0.3ms and field on for 1.7ms - // initiate a charge time of 50ms (field on) then immediately start writing bits - // start by writing 0xBB (keyword) and 0xEB (password) - // then write 80 bits of data (or 64 bit data + 16 bit crc if you prefer) - // finally end with 0x0300 (write frame) - // all data is sent lsb firts - // finish with 15ms programming time - - // modulate antenna - HIGH(GPIO_SSC_DOUT); - SpinDelay(50); // charge time - - WriteTIbyte(0xbb); // keyword - WriteTIbyte(0xeb); // password - WriteTIbyte( (idlo )&0xff ); - WriteTIbyte( (idlo>>8 )&0xff ); - WriteTIbyte( (idlo>>16)&0xff ); - WriteTIbyte( (idlo>>24)&0xff ); - WriteTIbyte( (idhi )&0xff ); - WriteTIbyte( (idhi>>8 )&0xff ); - WriteTIbyte( (idhi>>16)&0xff ); - WriteTIbyte( (idhi>>24)&0xff ); // data hi to lo - WriteTIbyte( (crc )&0xff ); // crc lo - WriteTIbyte( (crc>>8 )&0xff ); // crc hi - WriteTIbyte(0x00); // write frame lo - WriteTIbyte(0x03); // write frame hi - HIGH(GPIO_SSC_DOUT); - SpinDelay(50); // programming time - - LED_A_OFF(); - - // get TI tag data into the buffer - AcquireTiType(); - - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - DbpString("Now use tiread to check"); + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + if(crc == 0) { + crc = update_crc16(crc, (idlo)&0xff); + crc = update_crc16(crc, (idlo>>8)&0xff); + crc = update_crc16(crc, (idlo>>16)&0xff); + crc = update_crc16(crc, (idlo>>24)&0xff); + crc = update_crc16(crc, (idhi)&0xff); + crc = update_crc16(crc, (idhi>>8)&0xff); + crc = update_crc16(crc, (idhi>>16)&0xff); + crc = update_crc16(crc, (idhi>>24)&0xff); + } + Dbprintf("Writing to tag: %x%08x, crc=%x", + (unsigned int) idhi, (unsigned int) idlo, crc); + + // TI tags charge at 134.2Khz + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz + // Place FPGA in passthrough mode, in this mode the CROSS_LO line + // connects to SSP_DIN and the SSP_DOUT logic level controls + // whether we're modulating the antenna (high) + // or listening to the antenna (low) + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_PASSTHRU); + LED_A_ON(); + + // steal this pin from the SSP and use it to control the modulation + AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT; + AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT; + + // writing algorithm: + // a high bit consists of a field off for 1ms and field on for 1ms + // a low bit consists of a field off for 0.3ms and field on for 1.7ms + // initiate a charge time of 50ms (field on) then immediately start writing bits + // start by writing 0xBB (keyword) and 0xEB (password) + // then write 80 bits of data (or 64 bit data + 16 bit crc if you prefer) + // finally end with 0x0300 (write frame) + // all data is sent lsb firts + // finish with 15ms programming time + + // modulate antenna + HIGH(GPIO_SSC_DOUT); + SpinDelay(50); // charge time + + WriteTIbyte(0xbb); // keyword + WriteTIbyte(0xeb); // password + WriteTIbyte( (idlo )&0xff ); + WriteTIbyte( (idlo>>8 )&0xff ); + WriteTIbyte( (idlo>>16)&0xff ); + WriteTIbyte( (idlo>>24)&0xff ); + WriteTIbyte( (idhi )&0xff ); + WriteTIbyte( (idhi>>8 )&0xff ); + WriteTIbyte( (idhi>>16)&0xff ); + WriteTIbyte( (idhi>>24)&0xff ); // data hi to lo + WriteTIbyte( (crc )&0xff ); // crc lo + WriteTIbyte( (crc>>8 )&0xff ); // crc hi + WriteTIbyte(0x00); // write frame lo + WriteTIbyte(0x03); // write frame hi + HIGH(GPIO_SSC_DOUT); + SpinDelay(50); // programming time + + LED_A_OFF(); + + // get TI tag data into the buffer + AcquireTiType(); + + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + DbpString("Now use tiread to check"); } void SimulateTagLowFrequency(int period, int gap, int ledcontrol) { - int i; - uint8_t *tab = (uint8_t *)BigBuf; + int i; + uint8_t *tab = (uint8_t *)BigBuf; - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT); + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT); - AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT | GPIO_SSC_CLK; + AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT | GPIO_SSC_CLK; - AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT; - AT91C_BASE_PIOA->PIO_ODR = GPIO_SSC_CLK; + AT91C_BASE_PIOA->PIO_OER = GPIO_SSC_DOUT; + AT91C_BASE_PIOA->PIO_ODR = GPIO_SSC_CLK; #define SHORT_COIL() LOW(GPIO_SSC_DOUT) #define OPEN_COIL() HIGH(GPIO_SSC_DOUT) - i = 0; - for(;;) { - while(!(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK)) { - if(BUTTON_PRESS()) { - DbpString("Stopped"); - return; - } - WDT_HIT(); - } - - if (ledcontrol) - LED_D_ON(); - - if(tab[i]) - OPEN_COIL(); - else - SHORT_COIL(); - - if (ledcontrol) - LED_D_OFF(); - - while(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK) { - if(BUTTON_PRESS()) { - DbpString("Stopped"); - return; - } - WDT_HIT(); - } - - i++; - if(i == period) { - i = 0; - if (gap) { - SHORT_COIL(); - SpinDelayUs(gap); - } - } - } + i = 0; + for(;;) { + while(!(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK)) { + if(BUTTON_PRESS()) { + DbpString("Stopped"); + return; + } + WDT_HIT(); + } + + if (ledcontrol) + LED_D_ON(); + + if(tab[i]) + OPEN_COIL(); + else + SHORT_COIL(); + + if (ledcontrol) + LED_D_OFF(); + + while(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK) { + if(BUTTON_PRESS()) { + DbpString("Stopped"); + return; + } + WDT_HIT(); + } + + i++; + if(i == period) { + i = 0; + if (gap) { + SHORT_COIL(); + SpinDelayUs(gap); + } + } + } } #define DEBUG_FRAME_CONTENTS 1 @@ -527,309 +527,309 @@ void SimulateTagLowFrequencyBidir(int divisor, int t0) // compose fc/8 fc/10 waveform static void fc(int c, int *n) { - uint8_t *dest = (uint8_t *)BigBuf; - int idx; - - // for when we want an fc8 pattern every 4 logical bits - if(c==0) { - dest[((*n)++)]=1; - dest[((*n)++)]=1; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - } - // an fc/8 encoded bit is a bit pattern of 11000000 x6 = 48 samples - if(c==8) { - for (idx=0; idx<6; idx++) { - dest[((*n)++)]=1; - dest[((*n)++)]=1; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - } - } - - // an fc/10 encoded bit is a bit pattern of 1110000000 x5 = 50 samples - if(c==10) { - for (idx=0; idx<5; idx++) { - dest[((*n)++)]=1; - dest[((*n)++)]=1; - dest[((*n)++)]=1; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - dest[((*n)++)]=0; - } - } + uint8_t *dest = (uint8_t *)BigBuf; + int idx; + + // for when we want an fc8 pattern every 4 logical bits + if(c==0) { + dest[((*n)++)]=1; + dest[((*n)++)]=1; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + } + // an fc/8 encoded bit is a bit pattern of 11000000 x6 = 48 samples + if(c==8) { + for (idx=0; idx<6; idx++) { + dest[((*n)++)]=1; + dest[((*n)++)]=1; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + } + } + + // an fc/10 encoded bit is a bit pattern of 1110000000 x5 = 50 samples + if(c==10) { + for (idx=0; idx<5; idx++) { + dest[((*n)++)]=1; + dest[((*n)++)]=1; + dest[((*n)++)]=1; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + dest[((*n)++)]=0; + } + } } // prepare a waveform pattern in the buffer based on the ID given then // simulate a HID tag until the button is pressed void CmdHIDsimTAG(int hi, int lo, int ledcontrol) { - int n=0, i=0; - /* - HID tag bitstream format - The tag contains a 44bit unique code. This is sent out MSB first in sets of 4 bits - A 1 bit is represented as 6 fc8 and 5 fc10 patterns - A 0 bit is represented as 5 fc10 and 6 fc8 patterns - A fc8 is inserted before every 4 bits - A special start of frame pattern is used consisting a0b0 where a and b are neither 0 - nor 1 bits, they are special patterns (a = set of 12 fc8 and b = set of 10 fc10) - */ - - if (hi>0xFFF) { - DbpString("Tags can only have 44 bits."); - return; - } - fc(0,&n); - // special start of frame marker containing invalid bit sequences - fc(8, &n); fc(8, &n); // invalid - fc(8, &n); fc(10, &n); // logical 0 - fc(10, &n); fc(10, &n); // invalid - fc(8, &n); fc(10, &n); // logical 0 - - WDT_HIT(); - // manchester encode bits 43 to 32 - for (i=11; i>=0; i--) { - if ((i%4)==3) fc(0,&n); - if ((hi>>i)&1) { - fc(10, &n); fc(8, &n); // low-high transition - } else { - fc(8, &n); fc(10, &n); // high-low transition - } - } - - WDT_HIT(); - // manchester encode bits 31 to 0 - for (i=31; i>=0; i--) { - if ((i%4)==3) fc(0,&n); - if ((lo>>i)&1) { - fc(10, &n); fc(8, &n); // low-high transition - } else { - fc(8, &n); fc(10, &n); // high-low transition - } - } - - if (ledcontrol) - LED_A_ON(); - SimulateTagLowFrequency(n, 0, ledcontrol); - - if (ledcontrol) - LED_A_OFF(); + int n=0, i=0; + /* + HID tag bitstream format + The tag contains a 44bit unique code. This is sent out MSB first in sets of 4 bits + A 1 bit is represented as 6 fc8 and 5 fc10 patterns + A 0 bit is represented as 5 fc10 and 6 fc8 patterns + A fc8 is inserted before every 4 bits + A special start of frame pattern is used consisting a0b0 where a and b are neither 0 + nor 1 bits, they are special patterns (a = set of 12 fc8 and b = set of 10 fc10) + */ + + if (hi>0xFFF) { + DbpString("Tags can only have 44 bits."); + return; + } + fc(0,&n); + // special start of frame marker containing invalid bit sequences + fc(8, &n); fc(8, &n); // invalid + fc(8, &n); fc(10, &n); // logical 0 + fc(10, &n); fc(10, &n); // invalid + fc(8, &n); fc(10, &n); // logical 0 + + WDT_HIT(); + // manchester encode bits 43 to 32 + for (i=11; i>=0; i--) { + if ((i%4)==3) fc(0,&n); + if ((hi>>i)&1) { + fc(10, &n); fc(8, &n); // low-high transition + } else { + fc(8, &n); fc(10, &n); // high-low transition + } + } + + WDT_HIT(); + // manchester encode bits 31 to 0 + for (i=31; i>=0; i--) { + if ((i%4)==3) fc(0,&n); + if ((lo>>i)&1) { + fc(10, &n); fc(8, &n); // low-high transition + } else { + fc(8, &n); fc(10, &n); // high-low transition + } + } + + if (ledcontrol) + LED_A_ON(); + SimulateTagLowFrequency(n, 0, ledcontrol); + + if (ledcontrol) + LED_A_OFF(); } // loop to get raw HID waveform then FSK demodulate the TAG ID from it void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol) { - uint8_t *dest = (uint8_t *)BigBuf; + uint8_t *dest = (uint8_t *)BigBuf; - size_t size=0; //, found=0; - uint32_t hi2=0, hi=0, lo=0; + size_t size=0; //, found=0; + uint32_t hi2=0, hi=0, lo=0; - // Configure to go in 125Khz listen mode - LFSetupFPGAForADC(95, true); + // Configure to go in 125Khz listen mode + LFSetupFPGAForADC(95, true); - while(!BUTTON_PRESS()) { + while(!BUTTON_PRESS()) { - WDT_HIT(); - if (ledcontrol) LED_A_ON(); + WDT_HIT(); + if (ledcontrol) LED_A_ON(); - DoAcquisition125k_internal(-1,true); - // FSK demodulator + DoAcquisition125k_internal(-1,true); + // FSK demodulator size = HIDdemodFSK(dest, sizeof(BigBuf), &hi2, &hi, &lo); - WDT_HIT(); + WDT_HIT(); if (size>0 && lo>0){ - // final loop, go over previously decoded manchester data and decode into usable tag ID - // 111000 bit pattern represent start of frame, 01 pattern represents a 1 and 10 represents a 0 - if (hi2 != 0){ //extra large HID tags - Dbprintf("TAG ID: %x%08x%08x (%d)", - (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); - }else { //standard HID tags <38 bits - //Dbprintf("TAG ID: %x%08x (%d)",(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); //old print cmd - uint8_t bitlen = 0; - uint32_t fc = 0; - uint32_t cardnum = 0; + // final loop, go over previously decoded manchester data and decode into usable tag ID + // 111000 bit pattern represent start of frame, 01 pattern represents a 1 and 10 represents a 0 + if (hi2 != 0){ //extra large HID tags + Dbprintf("TAG ID: %x%08x%08x (%d)", + (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); + }else { //standard HID tags <38 bits + //Dbprintf("TAG ID: %x%08x (%d)",(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); //old print cmd + uint8_t bitlen = 0; + uint32_t fc = 0; + uint32_t cardnum = 0; if (((hi>>5)&1) == 1){//if bit 38 is set then < 37 bit format is used - uint32_t lo2=0; - lo2=(((hi & 31) << 12) | (lo>>20)); //get bits 21-37 to check for format len bit - uint8_t idx3 = 1; + uint32_t lo2=0; + lo2=(((hi & 31) << 12) | (lo>>20)); //get bits 21-37 to check for format len bit + uint8_t idx3 = 1; while(lo2 > 1){ //find last bit set to 1 (format len bit) lo2=lo2 >> 1; - idx3++; - } + idx3++; + } bitlen = idx3+19; - fc =0; - cardnum=0; + fc =0; + cardnum=0; if(bitlen == 26){ - cardnum = (lo>>1)&0xFFFF; - fc = (lo>>17)&0xFF; - } + cardnum = (lo>>1)&0xFFFF; + fc = (lo>>17)&0xFF; + } if(bitlen == 37){ - cardnum = (lo>>1)&0x7FFFF; - fc = ((hi&0xF)<<12)|(lo>>20); - } + cardnum = (lo>>1)&0x7FFFF; + fc = ((hi&0xF)<<12)|(lo>>20); + } if(bitlen == 34){ - cardnum = (lo>>1)&0xFFFF; - fc= ((hi&1)<<15)|(lo>>17); - } + cardnum = (lo>>1)&0xFFFF; + fc= ((hi&1)<<15)|(lo>>17); + } if(bitlen == 35){ - cardnum = (lo>>1)&0xFFFFF; - fc = ((hi&1)<<11)|(lo>>21); - } - } - else { //if bit 38 is not set then 37 bit format is used - bitlen= 37; - fc =0; - cardnum=0; - if(bitlen==37){ - cardnum = (lo>>1)&0x7FFFF; - fc = ((hi&0xF)<<12)|(lo>>20); - } - } - //Dbprintf("TAG ID: %x%08x (%d)", - // (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); - Dbprintf("TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d", - (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF, - (unsigned int) bitlen, (unsigned int) fc, (unsigned int) cardnum); - } - if (findone){ - if (ledcontrol) LED_A_OFF(); - return; - } - // reset - hi2 = hi = lo = 0; - } - WDT_HIT(); - } - DbpString("Stopped"); - if (ledcontrol) LED_A_OFF(); + cardnum = (lo>>1)&0xFFFFF; + fc = ((hi&1)<<11)|(lo>>21); + } + } + else { //if bit 38 is not set then 37 bit format is used + bitlen= 37; + fc =0; + cardnum=0; + if(bitlen==37){ + cardnum = (lo>>1)&0x7FFFF; + fc = ((hi&0xF)<<12)|(lo>>20); + } + } + //Dbprintf("TAG ID: %x%08x (%d)", + // (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); + Dbprintf("TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d", + (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF, + (unsigned int) bitlen, (unsigned int) fc, (unsigned int) cardnum); + } + if (findone){ + if (ledcontrol) LED_A_OFF(); + return; + } + // reset + hi2 = hi = lo = 0; + } + WDT_HIT(); + } + DbpString("Stopped"); + if (ledcontrol) LED_A_OFF(); } void CmdEM410xdemod(int findone, int *high, int *low, int ledcontrol) { - uint8_t *dest = (uint8_t *)BigBuf; + uint8_t *dest = (uint8_t *)BigBuf; size_t size=0; - int clk=0, invert=0, errCnt=0; - uint64_t lo=0; - // Configure to go in 125Khz listen mode - LFSetupFPGAForADC(95, true); + int clk=0, invert=0, errCnt=0; + uint64_t lo=0; + // Configure to go in 125Khz listen mode + LFSetupFPGAForADC(95, true); - while(!BUTTON_PRESS()) { + while(!BUTTON_PRESS()) { - WDT_HIT(); - if (ledcontrol) LED_A_ON(); + WDT_HIT(); + if (ledcontrol) LED_A_ON(); - DoAcquisition125k_internal(-1,true); - size = sizeof(BigBuf); - //Dbprintf("DEBUG: Buffer got"); + DoAcquisition125k_internal(-1,true); + size = sizeof(BigBuf); + //Dbprintf("DEBUG: Buffer got"); //askdemod and manchester decode errCnt = askmandemod(dest, &size, &clk, &invert); - //Dbprintf("DEBUG: ASK Got"); - WDT_HIT(); + //Dbprintf("DEBUG: ASK Got"); + WDT_HIT(); - if (errCnt>=0){ + if (errCnt>=0){ lo = Em410xDecode(dest,size); - //Dbprintf("DEBUG: EM GOT"); - if (lo>0){ + //Dbprintf("DEBUG: EM GOT"); + if (lo>0){ Dbprintf("EM TAG ID: %02x%08x - (%05d_%03d_%08d)", (uint32_t)(lo>>32), (uint32_t)lo, (uint32_t)(lo&0xFFFF), (uint32_t)((lo>>16LL) & 0xFF), (uint32_t)(lo & 0xFFFFFF)); - } - if (findone){ - if (ledcontrol) LED_A_OFF(); - return; - } - } else{ - //Dbprintf("DEBUG: No Tag"); - } - WDT_HIT(); - lo = 0; - clk=0; - invert=0; - errCnt=0; - size=0; - } - DbpString("Stopped"); - if (ledcontrol) LED_A_OFF(); + } + if (findone){ + if (ledcontrol) LED_A_OFF(); + return; + } + } else{ + //Dbprintf("DEBUG: No Tag"); + } + WDT_HIT(); + lo = 0; + clk=0; + invert=0; + errCnt=0; + size=0; + } + DbpString("Stopped"); + if (ledcontrol) LED_A_OFF(); } void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol) { - uint8_t *dest = (uint8_t *)BigBuf; - int idx=0; - uint32_t code=0, code2=0; - uint8_t version=0; - uint8_t facilitycode=0; - uint16_t number=0; - // Configure to go in 125Khz listen mode - LFSetupFPGAForADC(95, true); - - while(!BUTTON_PRESS()) { - WDT_HIT(); - if (ledcontrol) LED_A_ON(); - DoAcquisition125k_internal(-1,true); - //fskdemod and get start index - WDT_HIT(); - idx = IOdemodFSK(dest,sizeof(BigBuf)); - if (idx>0){ - //valid tag found - - //Index map - //0 10 20 30 40 50 60 - //| | | | | | | - //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23 - //----------------------------------------------------------------------------- - //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11 - // - //XSF(version)facility:codeone+codetwo - //Handle the data - if(findone){ //only print binary if we are doing one - Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx], dest[idx+1], dest[idx+2],dest[idx+3],dest[idx+4],dest[idx+5],dest[idx+6],dest[idx+7],dest[idx+8]); - Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15],dest[idx+16],dest[idx+17]); - Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23],dest[idx+24],dest[idx+25],dest[idx+26]); - Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31],dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35]); - Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39],dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44]); - Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+45],dest[idx+46],dest[idx+47],dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53]); - Dbprintf("%d%d%d%d%d%d%d%d %d%d",dest[idx+54],dest[idx+55],dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]); - } - code = bytebits_to_byte(dest+idx,32); - code2 = bytebits_to_byte(dest+idx+32,32); - version = bytebits_to_byte(dest+idx+27,8); //14,4 - facilitycode = bytebits_to_byte(dest+idx+18,8) ; - number = (bytebits_to_byte(dest+idx+36,8)<<8)|(bytebits_to_byte(dest+idx+45,8)); //36,9 - - Dbprintf("XSF(%02d)%02x:%05d (%08x%08x)",version,facilitycode,number,code,code2); - // if we're only looking for one tag - if (findone){ - if (ledcontrol) LED_A_OFF(); - //LED_A_OFF(); - return; - } - code=code2=0; - version=facilitycode=0; - number=0; - idx=0; - } - WDT_HIT(); - } - DbpString("Stopped"); - if (ledcontrol) LED_A_OFF(); + uint8_t *dest = (uint8_t *)BigBuf; + int idx=0; + uint32_t code=0, code2=0; + uint8_t version=0; + uint8_t facilitycode=0; + uint16_t number=0; + // Configure to go in 125Khz listen mode + LFSetupFPGAForADC(95, true); + + while(!BUTTON_PRESS()) { + WDT_HIT(); + if (ledcontrol) LED_A_ON(); + DoAcquisition125k_internal(-1,true); + //fskdemod and get start index + WDT_HIT(); + idx = IOdemodFSK(dest,sizeof(BigBuf)); + if (idx>0){ + //valid tag found + + //Index map + //0 10 20 30 40 50 60 + //| | | | | | | + //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23 + //----------------------------------------------------------------------------- + //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11 + // + //XSF(version)facility:codeone+codetwo + //Handle the data + if(findone){ //only print binary if we are doing one + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx], dest[idx+1], dest[idx+2],dest[idx+3],dest[idx+4],dest[idx+5],dest[idx+6],dest[idx+7],dest[idx+8]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15],dest[idx+16],dest[idx+17]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23],dest[idx+24],dest[idx+25],dest[idx+26]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31],dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39],dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+45],dest[idx+46],dest[idx+47],dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53]); + Dbprintf("%d%d%d%d%d%d%d%d %d%d",dest[idx+54],dest[idx+55],dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]); + } + code = bytebits_to_byte(dest+idx,32); + code2 = bytebits_to_byte(dest+idx+32,32); + version = bytebits_to_byte(dest+idx+27,8); //14,4 + facilitycode = bytebits_to_byte(dest+idx+18,8) ; + number = (bytebits_to_byte(dest+idx+36,8)<<8)|(bytebits_to_byte(dest+idx+45,8)); //36,9 + + Dbprintf("XSF(%02d)%02x:%05d (%08x%08x)",version,facilitycode,number,code,code2); + // if we're only looking for one tag + if (findone){ + if (ledcontrol) LED_A_OFF(); + //LED_A_OFF(); + return; + } + code=code2=0; + version=facilitycode=0; + number=0; + idx=0; + } + WDT_HIT(); + } + DbpString("Stopped"); + if (ledcontrol) LED_A_OFF(); } /*------------------------------ @@ -899,321 +899,321 @@ void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol) // Write one bit to card void T55xxWriteBit(int bit) { - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - if (bit == 0) - SpinDelayUs(WRITE_0); - else - SpinDelayUs(WRITE_1); - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - SpinDelayUs(WRITE_GAP); + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + if (bit == 0) + SpinDelayUs(WRITE_0); + else + SpinDelayUs(WRITE_1); + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + SpinDelayUs(WRITE_GAP); } // Write one card block in page 0, no lock void T55xxWriteBlock(uint32_t Data, uint32_t Block, uint32_t Pwd, uint8_t PwdMode) { - //unsigned int i; //enio adjustment 12/10/14 - uint32_t i; - - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - - // Give it a bit of time for the resonant antenna to settle. - // And for the tag to fully power up - SpinDelay(150); - - // Now start writting - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - SpinDelayUs(START_GAP); - - // Opcode - T55xxWriteBit(1); - T55xxWriteBit(0); //Page 0 - if (PwdMode == 1){ - // Pwd - for (i = 0x80000000; i != 0; i >>= 1) - T55xxWriteBit(Pwd & i); - } - // Lock bit - T55xxWriteBit(0); - - // Data - for (i = 0x80000000; i != 0; i >>= 1) - T55xxWriteBit(Data & i); - - // Block - for (i = 0x04; i != 0; i >>= 1) - T55xxWriteBit(Block & i); - - // Now perform write (nominal is 5.6 ms for T55x7 and 18ms for E5550, - // so wait a little more) - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - SpinDelay(20); - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + //unsigned int i; //enio adjustment 12/10/14 + uint32_t i; + + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + + // Give it a bit of time for the resonant antenna to settle. + // And for the tag to fully power up + SpinDelay(150); + + // Now start writting + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + SpinDelayUs(START_GAP); + + // Opcode + T55xxWriteBit(1); + T55xxWriteBit(0); //Page 0 + if (PwdMode == 1){ + // Pwd + for (i = 0x80000000; i != 0; i >>= 1) + T55xxWriteBit(Pwd & i); + } + // Lock bit + T55xxWriteBit(0); + + // Data + for (i = 0x80000000; i != 0; i >>= 1) + T55xxWriteBit(Data & i); + + // Block + for (i = 0x04; i != 0; i >>= 1) + T55xxWriteBit(Block & i); + + // Now perform write (nominal is 5.6 ms for T55x7 and 18ms for E5550, + // so wait a little more) + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + SpinDelay(20); + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); } // Read one card block in page 0 void T55xxReadBlock(uint32_t Block, uint32_t Pwd, uint8_t PwdMode) { - uint8_t *dest = (uint8_t *)BigBuf; - //int m=0, i=0; //enio adjustment 12/10/14 - uint32_t m=0, i=0; - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - m = sizeof(BigBuf); - // Clear destination buffer before sending the command - memset(dest, 128, m); - // Connect the A/D to the peak-detected low-frequency path. - SetAdcMuxFor(GPIO_MUXSEL_LOPKD); - // Now set up the SSC to get the ADC samples that are now streaming at us. - FpgaSetupSsc(); - - LED_D_ON(); - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - - // Give it a bit of time for the resonant antenna to settle. - // And for the tag to fully power up - SpinDelay(150); - - // Now start writting - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - SpinDelayUs(START_GAP); - - // Opcode - T55xxWriteBit(1); - T55xxWriteBit(0); //Page 0 - if (PwdMode == 1){ - // Pwd - for (i = 0x80000000; i != 0; i >>= 1) - T55xxWriteBit(Pwd & i); - } - // Lock bit - T55xxWriteBit(0); - // Block - for (i = 0x04; i != 0; i >>= 1) - T55xxWriteBit(Block & i); - - // Turn field on to read the response - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - - // Now do the acquisition - i = 0; - for(;;) { - if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) { - AT91C_BASE_SSC->SSC_THR = 0x43; - } - if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { - dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR; - // we don't care about actual value, only if it's more or less than a - // threshold essentially we capture zero crossings for later analysis - // if(dest[i] < 127) dest[i] = 0; else dest[i] = 1; - i++; - if (i >= m) break; - } - } - - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off - LED_D_OFF(); - DbpString("DONE!"); + uint8_t *dest = (uint8_t *)BigBuf; + //int m=0, i=0; //enio adjustment 12/10/14 + uint32_t m=0, i=0; + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + m = sizeof(BigBuf); + // Clear destination buffer before sending the command + memset(dest, 128, m); + // Connect the A/D to the peak-detected low-frequency path. + SetAdcMuxFor(GPIO_MUXSEL_LOPKD); + // Now set up the SSC to get the ADC samples that are now streaming at us. + FpgaSetupSsc(); + + LED_D_ON(); + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + + // Give it a bit of time for the resonant antenna to settle. + // And for the tag to fully power up + SpinDelay(150); + + // Now start writting + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + SpinDelayUs(START_GAP); + + // Opcode + T55xxWriteBit(1); + T55xxWriteBit(0); //Page 0 + if (PwdMode == 1){ + // Pwd + for (i = 0x80000000; i != 0; i >>= 1) + T55xxWriteBit(Pwd & i); + } + // Lock bit + T55xxWriteBit(0); + // Block + for (i = 0x04; i != 0; i >>= 1) + T55xxWriteBit(Block & i); + + // Turn field on to read the response + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + + // Now do the acquisition + i = 0; + for(;;) { + if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) { + AT91C_BASE_SSC->SSC_THR = 0x43; + } + if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { + dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR; + // we don't care about actual value, only if it's more or less than a + // threshold essentially we capture zero crossings for later analysis + // if(dest[i] < 127) dest[i] = 0; else dest[i] = 1; + i++; + if (i >= m) break; + } + } + + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off + LED_D_OFF(); + DbpString("DONE!"); } // Read card traceability data (page 1) void T55xxReadTrace(void){ - uint8_t *dest = (uint8_t *)BigBuf; - int m=0, i=0; - - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - m = sizeof(BigBuf); - // Clear destination buffer before sending the command - memset(dest, 128, m); - // Connect the A/D to the peak-detected low-frequency path. - SetAdcMuxFor(GPIO_MUXSEL_LOPKD); - // Now set up the SSC to get the ADC samples that are now streaming at us. - FpgaSetupSsc(); - - LED_D_ON(); - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - - // Give it a bit of time for the resonant antenna to settle. - // And for the tag to fully power up - SpinDelay(150); - - // Now start writting - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - SpinDelayUs(START_GAP); - - // Opcode - T55xxWriteBit(1); - T55xxWriteBit(1); //Page 1 - - // Turn field on to read the response - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - - // Now do the acquisition - i = 0; - for(;;) { - if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) { - AT91C_BASE_SSC->SSC_THR = 0x43; - } - if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { - dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR; - i++; - if (i >= m) break; - } - } - - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off - LED_D_OFF(); - DbpString("DONE!"); + uint8_t *dest = (uint8_t *)BigBuf; + int m=0, i=0; + + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + m = sizeof(BigBuf); + // Clear destination buffer before sending the command + memset(dest, 128, m); + // Connect the A/D to the peak-detected low-frequency path. + SetAdcMuxFor(GPIO_MUXSEL_LOPKD); + // Now set up the SSC to get the ADC samples that are now streaming at us. + FpgaSetupSsc(); + + LED_D_ON(); + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + + // Give it a bit of time for the resonant antenna to settle. + // And for the tag to fully power up + SpinDelay(150); + + // Now start writting + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + SpinDelayUs(START_GAP); + + // Opcode + T55xxWriteBit(1); + T55xxWriteBit(1); //Page 1 + + // Turn field on to read the response + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + + // Now do the acquisition + i = 0; + for(;;) { + if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) { + AT91C_BASE_SSC->SSC_THR = 0x43; + } + if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { + dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR; + i++; + if (i >= m) break; + } + } + + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off + LED_D_OFF(); + DbpString("DONE!"); } /*-------------- Cloning routines -----------*/ // Copy HID id to card and setup block 0 config void CopyHIDtoT55x7(uint32_t hi2, uint32_t hi, uint32_t lo, uint8_t longFMT) { - int data1=0, data2=0, data3=0, data4=0, data5=0, data6=0; //up to six blocks for long format - int last_block = 0; - - if (longFMT){ - // Ensure no more than 84 bits supplied - if (hi2>0xFFFFF) { - DbpString("Tags can only have 84 bits."); - return; - } - // Build the 6 data blocks for supplied 84bit ID - last_block = 6; - data1 = 0x1D96A900; // load preamble (1D) & long format identifier (9E manchester encoded) - for (int i=0;i<4;i++) { - if (hi2 & (1<<(19-i))) - data1 |= (1<<(((3-i)*2)+1)); // 1 -> 10 - else - data1 |= (1<<((3-i)*2)); // 0 -> 01 - } - - data2 = 0; - for (int i=0;i<16;i++) { - if (hi2 & (1<<(15-i))) - data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10 - else - data2 |= (1<<((15-i)*2)); // 0 -> 01 - } - - data3 = 0; - for (int i=0;i<16;i++) { - if (hi & (1<<(31-i))) - data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10 - else - data3 |= (1<<((15-i)*2)); // 0 -> 01 - } - - data4 = 0; - for (int i=0;i<16;i++) { - if (hi & (1<<(15-i))) - data4 |= (1<<(((15-i)*2)+1)); // 1 -> 10 - else - data4 |= (1<<((15-i)*2)); // 0 -> 01 - } - - data5 = 0; - for (int i=0;i<16;i++) { - if (lo & (1<<(31-i))) - data5 |= (1<<(((15-i)*2)+1)); // 1 -> 10 - else - data5 |= (1<<((15-i)*2)); // 0 -> 01 - } - - data6 = 0; - for (int i=0;i<16;i++) { - if (lo & (1<<(15-i))) - data6 |= (1<<(((15-i)*2)+1)); // 1 -> 10 - else - data6 |= (1<<((15-i)*2)); // 0 -> 01 - } - } - else { - // Ensure no more than 44 bits supplied - if (hi>0xFFF) { - DbpString("Tags can only have 44 bits."); - return; - } - - // Build the 3 data blocks for supplied 44bit ID - last_block = 3; - - data1 = 0x1D000000; // load preamble - - for (int i=0;i<12;i++) { - if (hi & (1<<(11-i))) - data1 |= (1<<(((11-i)*2)+1)); // 1 -> 10 - else - data1 |= (1<<((11-i)*2)); // 0 -> 01 - } - - data2 = 0; - for (int i=0;i<16;i++) { - if (lo & (1<<(31-i))) - data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10 - else - data2 |= (1<<((15-i)*2)); // 0 -> 01 - } - - data3 = 0; - for (int i=0;i<16;i++) { - if (lo & (1<<(15-i))) - data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10 - else - data3 |= (1<<((15-i)*2)); // 0 -> 01 - } - } - - LED_D_ON(); - // Program the data blocks for supplied ID - // and the block 0 for HID format - T55xxWriteBlock(data1,1,0,0); - T55xxWriteBlock(data2,2,0,0); - T55xxWriteBlock(data3,3,0,0); - - if (longFMT) { // if long format there are 6 blocks - T55xxWriteBlock(data4,4,0,0); - T55xxWriteBlock(data5,5,0,0); - T55xxWriteBlock(data6,6,0,0); - } - - // Config for HID (RF/50, FSK2a, Maxblock=3 for short/6 for long) - T55xxWriteBlock(T55x7_BITRATE_RF_50 | - T55x7_MODULATION_FSK2a | - last_block << T55x7_MAXBLOCK_SHIFT, - 0,0,0); - - LED_D_OFF(); - - DbpString("DONE!"); + int data1=0, data2=0, data3=0, data4=0, data5=0, data6=0; //up to six blocks for long format + int last_block = 0; + + if (longFMT){ + // Ensure no more than 84 bits supplied + if (hi2>0xFFFFF) { + DbpString("Tags can only have 84 bits."); + return; + } + // Build the 6 data blocks for supplied 84bit ID + last_block = 6; + data1 = 0x1D96A900; // load preamble (1D) & long format identifier (9E manchester encoded) + for (int i=0;i<4;i++) { + if (hi2 & (1<<(19-i))) + data1 |= (1<<(((3-i)*2)+1)); // 1 -> 10 + else + data1 |= (1<<((3-i)*2)); // 0 -> 01 + } + + data2 = 0; + for (int i=0;i<16;i++) { + if (hi2 & (1<<(15-i))) + data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10 + else + data2 |= (1<<((15-i)*2)); // 0 -> 01 + } + + data3 = 0; + for (int i=0;i<16;i++) { + if (hi & (1<<(31-i))) + data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10 + else + data3 |= (1<<((15-i)*2)); // 0 -> 01 + } + + data4 = 0; + for (int i=0;i<16;i++) { + if (hi & (1<<(15-i))) + data4 |= (1<<(((15-i)*2)+1)); // 1 -> 10 + else + data4 |= (1<<((15-i)*2)); // 0 -> 01 + } + + data5 = 0; + for (int i=0;i<16;i++) { + if (lo & (1<<(31-i))) + data5 |= (1<<(((15-i)*2)+1)); // 1 -> 10 + else + data5 |= (1<<((15-i)*2)); // 0 -> 01 + } + + data6 = 0; + for (int i=0;i<16;i++) { + if (lo & (1<<(15-i))) + data6 |= (1<<(((15-i)*2)+1)); // 1 -> 10 + else + data6 |= (1<<((15-i)*2)); // 0 -> 01 + } + } + else { + // Ensure no more than 44 bits supplied + if (hi>0xFFF) { + DbpString("Tags can only have 44 bits."); + return; + } + + // Build the 3 data blocks for supplied 44bit ID + last_block = 3; + + data1 = 0x1D000000; // load preamble + + for (int i=0;i<12;i++) { + if (hi & (1<<(11-i))) + data1 |= (1<<(((11-i)*2)+1)); // 1 -> 10 + else + data1 |= (1<<((11-i)*2)); // 0 -> 01 + } + + data2 = 0; + for (int i=0;i<16;i++) { + if (lo & (1<<(31-i))) + data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10 + else + data2 |= (1<<((15-i)*2)); // 0 -> 01 + } + + data3 = 0; + for (int i=0;i<16;i++) { + if (lo & (1<<(15-i))) + data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10 + else + data3 |= (1<<((15-i)*2)); // 0 -> 01 + } + } + + LED_D_ON(); + // Program the data blocks for supplied ID + // and the block 0 for HID format + T55xxWriteBlock(data1,1,0,0); + T55xxWriteBlock(data2,2,0,0); + T55xxWriteBlock(data3,3,0,0); + + if (longFMT) { // if long format there are 6 blocks + T55xxWriteBlock(data4,4,0,0); + T55xxWriteBlock(data5,5,0,0); + T55xxWriteBlock(data6,6,0,0); + } + + // Config for HID (RF/50, FSK2a, Maxblock=3 for short/6 for long) + T55xxWriteBlock(T55x7_BITRATE_RF_50 | + T55x7_MODULATION_FSK2a | + last_block << T55x7_MAXBLOCK_SHIFT, + 0,0,0); + + LED_D_OFF(); + + DbpString("DONE!"); } void CopyIOtoT55x7(uint32_t hi, uint32_t lo, uint8_t longFMT) { - int data1=0, data2=0; //up to six blocks for long format + int data1=0, data2=0; //up to six blocks for long format - data1 = hi; // load preamble - data2 = lo; + data1 = hi; // load preamble + data2 = lo; - LED_D_ON(); - // Program the data blocks for supplied ID - // and the block 0 for HID format - T55xxWriteBlock(data1,1,0,0); - T55xxWriteBlock(data2,2,0,0); + LED_D_ON(); + // Program the data blocks for supplied ID + // and the block 0 for HID format + T55xxWriteBlock(data1,1,0,0); + T55xxWriteBlock(data2,2,0,0); - //Config Block - T55xxWriteBlock(0x00147040,0,0,0); - LED_D_OFF(); + //Config Block + T55xxWriteBlock(0x00147040,0,0,0); + LED_D_OFF(); - DbpString("DONE!"); + DbpString("DONE!"); } // Define 9bit header for EM410x tags @@ -1222,151 +1222,151 @@ void CopyIOtoT55x7(uint32_t hi, uint32_t lo, uint8_t longFMT) void WriteEM410x(uint32_t card, uint32_t id_hi, uint32_t id_lo) { - int i, id_bit; - uint64_t id = EM410X_HEADER; - uint64_t rev_id = 0; // reversed ID - int c_parity[4]; // column parity - int r_parity = 0; // row parity - uint32_t clock = 0; - - // Reverse ID bits given as parameter (for simpler operations) - for (i = 0; i < EM410X_ID_LENGTH; ++i) { - if (i < 32) { - rev_id = (rev_id << 1) | (id_lo & 1); - id_lo >>= 1; - } else { - rev_id = (rev_id << 1) | (id_hi & 1); - id_hi >>= 1; - } - } - - for (i = 0; i < EM410X_ID_LENGTH; ++i) { - id_bit = rev_id & 1; - - if (i % 4 == 0) { - // Don't write row parity bit at start of parsing - if (i) - id = (id << 1) | r_parity; - // Start counting parity for new row - r_parity = id_bit; - } else { - // Count row parity - r_parity ^= id_bit; - } - - // First elements in column? - if (i < 4) - // Fill out first elements - c_parity[i] = id_bit; - else - // Count column parity - c_parity[i % 4] ^= id_bit; - - // Insert ID bit - id = (id << 1) | id_bit; - rev_id >>= 1; - } - - // Insert parity bit of last row - id = (id << 1) | r_parity; - - // Fill out column parity at the end of tag - for (i = 0; i < 4; ++i) - id = (id << 1) | c_parity[i]; - - // Add stop bit - id <<= 1; - - Dbprintf("Started writing %s tag ...", card ? "T55x7":"T5555"); - LED_D_ON(); - - // Write EM410x ID - T55xxWriteBlock((uint32_t)(id >> 32), 1, 0, 0); - T55xxWriteBlock((uint32_t)id, 2, 0, 0); - - // Config for EM410x (RF/64, Manchester, Maxblock=2) - if (card) { - // Clock rate is stored in bits 8-15 of the card value - clock = (card & 0xFF00) >> 8; - Dbprintf("Clock rate: %d", clock); - switch (clock) - { - case 32: - clock = T55x7_BITRATE_RF_32; - break; - case 16: - clock = T55x7_BITRATE_RF_16; - break; - case 0: - // A value of 0 is assumed to be 64 for backwards-compatibility - // Fall through... - case 64: - clock = T55x7_BITRATE_RF_64; - break; - default: - Dbprintf("Invalid clock rate: %d", clock); - return; - } - - // Writing configuration for T55x7 tag - T55xxWriteBlock(clock | - T55x7_MODULATION_MANCHESTER | - 2 << T55x7_MAXBLOCK_SHIFT, - 0, 0, 0); - } - else - // Writing configuration for T5555(Q5) tag - T55xxWriteBlock(0x1F << T5555_BITRATE_SHIFT | - T5555_MODULATION_MANCHESTER | - 2 << T5555_MAXBLOCK_SHIFT, - 0, 0, 0); - - LED_D_OFF(); - Dbprintf("Tag %s written with 0x%08x%08x\n", card ? "T55x7":"T5555", - (uint32_t)(id >> 32), (uint32_t)id); + int i, id_bit; + uint64_t id = EM410X_HEADER; + uint64_t rev_id = 0; // reversed ID + int c_parity[4]; // column parity + int r_parity = 0; // row parity + uint32_t clock = 0; + + // Reverse ID bits given as parameter (for simpler operations) + for (i = 0; i < EM410X_ID_LENGTH; ++i) { + if (i < 32) { + rev_id = (rev_id << 1) | (id_lo & 1); + id_lo >>= 1; + } else { + rev_id = (rev_id << 1) | (id_hi & 1); + id_hi >>= 1; + } + } + + for (i = 0; i < EM410X_ID_LENGTH; ++i) { + id_bit = rev_id & 1; + + if (i % 4 == 0) { + // Don't write row parity bit at start of parsing + if (i) + id = (id << 1) | r_parity; + // Start counting parity for new row + r_parity = id_bit; + } else { + // Count row parity + r_parity ^= id_bit; + } + + // First elements in column? + if (i < 4) + // Fill out first elements + c_parity[i] = id_bit; + else + // Count column parity + c_parity[i % 4] ^= id_bit; + + // Insert ID bit + id = (id << 1) | id_bit; + rev_id >>= 1; + } + + // Insert parity bit of last row + id = (id << 1) | r_parity; + + // Fill out column parity at the end of tag + for (i = 0; i < 4; ++i) + id = (id << 1) | c_parity[i]; + + // Add stop bit + id <<= 1; + + Dbprintf("Started writing %s tag ...", card ? "T55x7":"T5555"); + LED_D_ON(); + + // Write EM410x ID + T55xxWriteBlock((uint32_t)(id >> 32), 1, 0, 0); + T55xxWriteBlock((uint32_t)id, 2, 0, 0); + + // Config for EM410x (RF/64, Manchester, Maxblock=2) + if (card) { + // Clock rate is stored in bits 8-15 of the card value + clock = (card & 0xFF00) >> 8; + Dbprintf("Clock rate: %d", clock); + switch (clock) + { + case 32: + clock = T55x7_BITRATE_RF_32; + break; + case 16: + clock = T55x7_BITRATE_RF_16; + break; + case 0: + // A value of 0 is assumed to be 64 for backwards-compatibility + // Fall through... + case 64: + clock = T55x7_BITRATE_RF_64; + break; + default: + Dbprintf("Invalid clock rate: %d", clock); + return; + } + + // Writing configuration for T55x7 tag + T55xxWriteBlock(clock | + T55x7_MODULATION_MANCHESTER | + 2 << T55x7_MAXBLOCK_SHIFT, + 0, 0, 0); + } + else + // Writing configuration for T5555(Q5) tag + T55xxWriteBlock(0x1F << T5555_BITRATE_SHIFT | + T5555_MODULATION_MANCHESTER | + 2 << T5555_MAXBLOCK_SHIFT, + 0, 0, 0); + + LED_D_OFF(); + Dbprintf("Tag %s written with 0x%08x%08x\n", card ? "T55x7":"T5555", + (uint32_t)(id >> 32), (uint32_t)id); } // Clone Indala 64-bit tag by UID to T55x7 void CopyIndala64toT55x7(int hi, int lo) { - //Program the 2 data blocks for supplied 64bit UID - // and the block 0 for Indala64 format - T55xxWriteBlock(hi,1,0,0); - T55xxWriteBlock(lo,2,0,0); - //Config for Indala (RF/32;PSK1 with RF/2;Maxblock=2) - T55xxWriteBlock(T55x7_BITRATE_RF_32 | - T55x7_MODULATION_PSK1 | - 2 << T55x7_MAXBLOCK_SHIFT, - 0, 0, 0); - //Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=2;Inverse data) - // T5567WriteBlock(0x603E1042,0); + //Program the 2 data blocks for supplied 64bit UID + // and the block 0 for Indala64 format + T55xxWriteBlock(hi,1,0,0); + T55xxWriteBlock(lo,2,0,0); + //Config for Indala (RF/32;PSK1 with RF/2;Maxblock=2) + T55xxWriteBlock(T55x7_BITRATE_RF_32 | + T55x7_MODULATION_PSK1 | + 2 << T55x7_MAXBLOCK_SHIFT, + 0, 0, 0); + //Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=2;Inverse data) + // T5567WriteBlock(0x603E1042,0); - DbpString("DONE!"); + DbpString("DONE!"); } void CopyIndala224toT55x7(int uid1, int uid2, int uid3, int uid4, int uid5, int uid6, int uid7) { - //Program the 7 data blocks for supplied 224bit UID - // and the block 0 for Indala224 format - T55xxWriteBlock(uid1,1,0,0); - T55xxWriteBlock(uid2,2,0,0); - T55xxWriteBlock(uid3,3,0,0); - T55xxWriteBlock(uid4,4,0,0); - T55xxWriteBlock(uid5,5,0,0); - T55xxWriteBlock(uid6,6,0,0); - T55xxWriteBlock(uid7,7,0,0); - //Config for Indala (RF/32;PSK1 with RF/2;Maxblock=7) - T55xxWriteBlock(T55x7_BITRATE_RF_32 | - T55x7_MODULATION_PSK1 | - 7 << T55x7_MAXBLOCK_SHIFT, - 0,0,0); - //Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=7;Inverse data) - // T5567WriteBlock(0x603E10E2,0); - - DbpString("DONE!"); + //Program the 7 data blocks for supplied 224bit UID + // and the block 0 for Indala224 format + T55xxWriteBlock(uid1,1,0,0); + T55xxWriteBlock(uid2,2,0,0); + T55xxWriteBlock(uid3,3,0,0); + T55xxWriteBlock(uid4,4,0,0); + T55xxWriteBlock(uid5,5,0,0); + T55xxWriteBlock(uid6,6,0,0); + T55xxWriteBlock(uid7,7,0,0); + //Config for Indala (RF/32;PSK1 with RF/2;Maxblock=7) + T55xxWriteBlock(T55x7_BITRATE_RF_32 | + T55x7_MODULATION_PSK1 | + 7 << T55x7_MAXBLOCK_SHIFT, + 0,0,0); + //Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=7;Inverse data) + // T5567WriteBlock(0x603E10E2,0); + + DbpString("DONE!"); } @@ -1375,261 +1375,261 @@ void CopyIndala224toT55x7(int uid1, int uid2, int uid3, int uid4, int uid5, int #define max(x,y) ( x GraphBuffer[0]) { - while(i < GraphTraceLen) { - if( !(GraphBuffer[i] > GraphBuffer[i-1]) && GraphBuffer[i] > lmax) - break; - i++; - } - dir = 0; - } - else { - while(i < GraphTraceLen) { - if( !(GraphBuffer[i] < GraphBuffer[i-1]) && GraphBuffer[i] < lmin) - break; - i++; - } - dir = 1; - } - - lastval = i++; - half_switch = 0; - pmc = 0; - block_done = 0; - - for (bitidx = 0; i < GraphTraceLen; i++) - { - if ( (GraphBuffer[i-1] > GraphBuffer[i] && dir == 1 && GraphBuffer[i] > lmax) || (GraphBuffer[i-1] < GraphBuffer[i] && dir == 0 && GraphBuffer[i] < lmin)) - { - lc = i - lastval; - lastval = i; - - // Switch depending on lc length: - // Tolerance is 1/8 of clock rate (arbitrary) - if (abs(lc-clock/4) < tolerance) { - // 16T0 - if((i - pmc) == lc) { /* 16T0 was previous one */ - /* It's a PMC ! */ - i += (128+127+16+32+33+16)-1; - lastval = i; - pmc = 0; - block_done = 1; - } - else { - pmc = i; - } - } else if (abs(lc-clock/2) < tolerance) { - // 32TO - if((i - pmc) == lc) { /* 16T0 was previous one */ - /* It's a PMC ! */ - i += (128+127+16+32+33)-1; - lastval = i; - pmc = 0; - block_done = 1; - } - else if(half_switch == 1) { - BitStream[bitidx++] = 0; - half_switch = 0; - } - else - half_switch++; - } else if (abs(lc-clock) < tolerance) { - // 64TO - BitStream[bitidx++] = 1; - } else { - // Error - warnings++; - if (warnings > 10) - { - Dbprintf("Error: too many detection errors, aborting."); - return 0; - } - } - - if(block_done == 1) { - if(bitidx == 128) { - for(j=0; j<16; j++) { - Blocks[num_blocks][j] = 128*BitStream[j*8+7]+ - 64*BitStream[j*8+6]+ - 32*BitStream[j*8+5]+ - 16*BitStream[j*8+4]+ - 8*BitStream[j*8+3]+ - 4*BitStream[j*8+2]+ - 2*BitStream[j*8+1]+ - BitStream[j*8]; - } - num_blocks++; - } - bitidx = 0; - block_done = 0; - half_switch = 0; - } - if(i < GraphTraceLen) - { - if (GraphBuffer[i-1] > GraphBuffer[i]) dir=0; - else dir = 1; - } - } - if(bitidx==255) - bitidx=0; - warnings = 0; - if(num_blocks == 4) break; - } - memcpy(outBlocks, Blocks, 16*num_blocks); - return num_blocks; + uint8_t BitStream[256]; + uint8_t Blocks[8][16]; + uint8_t *GraphBuffer = (uint8_t *)BigBuf; + int GraphTraceLen = sizeof(BigBuf); + int i, j, lastval, bitidx, half_switch; + int clock = 64; + int tolerance = clock / 8; + int pmc, block_done; + int lc, warnings = 0; + int num_blocks = 0; + int lmin=128, lmax=128; + uint8_t dir; + + AcquireRawAdcSamples125k(0); + + lmin = 64; + lmax = 192; + + i = 2; + + /* Find first local max/min */ + if(GraphBuffer[1] > GraphBuffer[0]) { + while(i < GraphTraceLen) { + if( !(GraphBuffer[i] > GraphBuffer[i-1]) && GraphBuffer[i] > lmax) + break; + i++; + } + dir = 0; + } + else { + while(i < GraphTraceLen) { + if( !(GraphBuffer[i] < GraphBuffer[i-1]) && GraphBuffer[i] < lmin) + break; + i++; + } + dir = 1; + } + + lastval = i++; + half_switch = 0; + pmc = 0; + block_done = 0; + + for (bitidx = 0; i < GraphTraceLen; i++) + { + if ( (GraphBuffer[i-1] > GraphBuffer[i] && dir == 1 && GraphBuffer[i] > lmax) || (GraphBuffer[i-1] < GraphBuffer[i] && dir == 0 && GraphBuffer[i] < lmin)) + { + lc = i - lastval; + lastval = i; + + // Switch depending on lc length: + // Tolerance is 1/8 of clock rate (arbitrary) + if (abs(lc-clock/4) < tolerance) { + // 16T0 + if((i - pmc) == lc) { /* 16T0 was previous one */ + /* It's a PMC ! */ + i += (128+127+16+32+33+16)-1; + lastval = i; + pmc = 0; + block_done = 1; + } + else { + pmc = i; + } + } else if (abs(lc-clock/2) < tolerance) { + // 32TO + if((i - pmc) == lc) { /* 16T0 was previous one */ + /* It's a PMC ! */ + i += (128+127+16+32+33)-1; + lastval = i; + pmc = 0; + block_done = 1; + } + else if(half_switch == 1) { + BitStream[bitidx++] = 0; + half_switch = 0; + } + else + half_switch++; + } else if (abs(lc-clock) < tolerance) { + // 64TO + BitStream[bitidx++] = 1; + } else { + // Error + warnings++; + if (warnings > 10) + { + Dbprintf("Error: too many detection errors, aborting."); + return 0; + } + } + + if(block_done == 1) { + if(bitidx == 128) { + for(j=0; j<16; j++) { + Blocks[num_blocks][j] = 128*BitStream[j*8+7]+ + 64*BitStream[j*8+6]+ + 32*BitStream[j*8+5]+ + 16*BitStream[j*8+4]+ + 8*BitStream[j*8+3]+ + 4*BitStream[j*8+2]+ + 2*BitStream[j*8+1]+ + BitStream[j*8]; + } + num_blocks++; + } + bitidx = 0; + block_done = 0; + half_switch = 0; + } + if(i < GraphTraceLen) + { + if (GraphBuffer[i-1] > GraphBuffer[i]) dir=0; + else dir = 1; + } + } + if(bitidx==255) + bitidx=0; + warnings = 0; + if(num_blocks == 4) break; + } + memcpy(outBlocks, Blocks, 16*num_blocks); + return num_blocks; } int IsBlock0PCF7931(uint8_t *Block) { - // Assume RFU means 0 :) - if((memcmp(Block, "\x00\x00\x00\x00\x00\x00\x00\x01", 8) == 0) && memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) // PAC enabled - return 1; - if((memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) && Block[7] == 0) // PAC disabled, can it *really* happen ? - return 1; - return 0; + // Assume RFU means 0 :) + if((memcmp(Block, "\x00\x00\x00\x00\x00\x00\x00\x01", 8) == 0) && memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) // PAC enabled + return 1; + if((memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) && Block[7] == 0) // PAC disabled, can it *really* happen ? + return 1; + return 0; } int IsBlock1PCF7931(uint8_t *Block) { - // Assume RFU means 0 :) - if(Block[10] == 0 && Block[11] == 0 && Block[12] == 0 && Block[13] == 0) - if((Block[14] & 0x7f) <= 9 && Block[15] <= 9) - return 1; + // Assume RFU means 0 :) + if(Block[10] == 0 && Block[11] == 0 && Block[12] == 0 && Block[13] == 0) + if((Block[14] & 0x7f) <= 9 && Block[15] <= 9) + return 1; - return 0; + return 0; } #define ALLOC 16 void ReadPCF7931() { - uint8_t Blocks[8][17]; - uint8_t tmpBlocks[4][16]; - int i, j, ind, ind2, n; - int num_blocks = 0; - int max_blocks = 8; - int ident = 0; - int error = 0; - int tries = 0; - - memset(Blocks, 0, 8*17*sizeof(uint8_t)); - - do { - memset(tmpBlocks, 0, 4*16*sizeof(uint8_t)); - n = DemodPCF7931((uint8_t**)tmpBlocks); - if(!n) - error++; - if(error==10 && num_blocks == 0) { - Dbprintf("Error, no tag or bad tag"); - return; - } - else if (tries==20 || error==10) { - Dbprintf("Error reading the tag"); - Dbprintf("Here is the partial content"); - goto end; - } - - for(i=0; i= 0; ind--,ind2--) { - if(ind2 < 0) - ind2 = max_blocks; - if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found - // Dbprintf("Tmp %d -> Block %d", ind, ind2); - memcpy(Blocks[ind2], tmpBlocks[ind], 16); - Blocks[ind2][ALLOC] = 1; - num_blocks++; - if(num_blocks == max_blocks) goto end; - } - } - for(ind=i+1,ind2=j+1; ind < n; ind++,ind2++) { - if(ind2 > max_blocks) - ind2 = 0; - if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found - // Dbprintf("Tmp %d -> Block %d", ind, ind2); - memcpy(Blocks[ind2], tmpBlocks[ind], 16); - Blocks[ind2][ALLOC] = 1; - num_blocks++; - if(num_blocks == max_blocks) goto end; - } - } - } - } - } - } - } - tries++; - if (BUTTON_PRESS()) return; - } while (num_blocks != max_blocks); + uint8_t Blocks[8][17]; + uint8_t tmpBlocks[4][16]; + int i, j, ind, ind2, n; + int num_blocks = 0; + int max_blocks = 8; + int ident = 0; + int error = 0; + int tries = 0; + + memset(Blocks, 0, 8*17*sizeof(uint8_t)); + + do { + memset(tmpBlocks, 0, 4*16*sizeof(uint8_t)); + n = DemodPCF7931((uint8_t**)tmpBlocks); + if(!n) + error++; + if(error==10 && num_blocks == 0) { + Dbprintf("Error, no tag or bad tag"); + return; + } + else if (tries==20 || error==10) { + Dbprintf("Error reading the tag"); + Dbprintf("Here is the partial content"); + goto end; + } + + for(i=0; i= 0; ind--,ind2--) { + if(ind2 < 0) + ind2 = max_blocks; + if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found + // Dbprintf("Tmp %d -> Block %d", ind, ind2); + memcpy(Blocks[ind2], tmpBlocks[ind], 16); + Blocks[ind2][ALLOC] = 1; + num_blocks++; + if(num_blocks == max_blocks) goto end; + } + } + for(ind=i+1,ind2=j+1; ind < n; ind++,ind2++) { + if(ind2 > max_blocks) + ind2 = 0; + if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found + // Dbprintf("Tmp %d -> Block %d", ind, ind2); + memcpy(Blocks[ind2], tmpBlocks[ind], 16); + Blocks[ind2][ALLOC] = 1; + num_blocks++; + if(num_blocks == max_blocks) goto end; + } + } + } + } + } + } + } + tries++; + if (BUTTON_PRESS()) return; + } while (num_blocks != max_blocks); end: - Dbprintf("-----------------------------------------"); - Dbprintf("Memory content:"); - Dbprintf("-----------------------------------------"); - for(i=0; i", i); - } - Dbprintf("-----------------------------------------"); - - return ; + Dbprintf("-----------------------------------------"); + Dbprintf("Memory content:"); + Dbprintf("-----------------------------------------"); + for(i=0; i", i); + } + Dbprintf("-----------------------------------------"); + + return ; } @@ -1653,20 +1653,20 @@ uint8_t * fwd_write_ptr; //forwardlink bit pointer //==================================================================== //-------------------------------------------------------------------- uint8_t Prepare_Cmd( uint8_t cmd ) { - //-------------------------------------------------------------------- + //-------------------------------------------------------------------- - *forward_ptr++ = 0; //start bit - *forward_ptr++ = 0; //second pause for 4050 code + *forward_ptr++ = 0; //start bit + *forward_ptr++ = 0; //second pause for 4050 code - *forward_ptr++ = cmd; - cmd >>= 1; - *forward_ptr++ = cmd; - cmd >>= 1; - *forward_ptr++ = cmd; - cmd >>= 1; - *forward_ptr++ = cmd; + *forward_ptr++ = cmd; + cmd >>= 1; + *forward_ptr++ = cmd; + cmd >>= 1; + *forward_ptr++ = cmd; + cmd >>= 1; + *forward_ptr++ = cmd; - return 6; //return number of emited bits + return 6; //return number of emited bits } //==================================================================== @@ -1676,21 +1676,21 @@ uint8_t Prepare_Cmd( uint8_t cmd ) { //-------------------------------------------------------------------- uint8_t Prepare_Addr( uint8_t addr ) { - //-------------------------------------------------------------------- + //-------------------------------------------------------------------- - register uint8_t line_parity; + register uint8_t line_parity; - uint8_t i; - line_parity = 0; - for(i=0;i<6;i++) { - *forward_ptr++ = addr; - line_parity ^= addr; - addr >>= 1; - } + uint8_t i; + line_parity = 0; + for(i=0;i<6;i++) { + *forward_ptr++ = addr; + line_parity ^= addr; + addr >>= 1; + } - *forward_ptr++ = (line_parity & 1); + *forward_ptr++ = (line_parity & 1); - return 7; //return number of emited bits + return 7; //return number of emited bits } //==================================================================== @@ -1700,36 +1700,36 @@ uint8_t Prepare_Addr( uint8_t addr ) { //-------------------------------------------------------------------- uint8_t Prepare_Data( uint16_t data_low, uint16_t data_hi) { - //-------------------------------------------------------------------- - - register uint8_t line_parity; - register uint8_t column_parity; - register uint8_t i, j; - register uint16_t data; - - data = data_low; - column_parity = 0; - - for(i=0; i<4; i++) { - line_parity = 0; - for(j=0; j<8; j++) { - line_parity ^= data; - column_parity ^= (data & 1) << j; - *forward_ptr++ = data; - data >>= 1; - } - *forward_ptr++ = line_parity; - if(i == 1) - data = data_hi; - } - - for(j=0; j<8; j++) { - *forward_ptr++ = column_parity; - column_parity >>= 1; - } - *forward_ptr = 0; - - return 45; //return number of emited bits + //-------------------------------------------------------------------- + + register uint8_t line_parity; + register uint8_t column_parity; + register uint8_t i, j; + register uint16_t data; + + data = data_low; + column_parity = 0; + + for(i=0; i<4; i++) { + line_parity = 0; + for(j=0; j<8; j++) { + line_parity ^= data; + column_parity ^= (data & 1) << j; + *forward_ptr++ = data; + data >>= 1; + } + *forward_ptr++ = line_parity; + if(i == 1) + data = data_hi; + } + + for(j=0; j<8; j++) { + *forward_ptr++ = column_parity; + column_parity >>= 1; + } + *forward_ptr = 0; + + return 45; //return number of emited bits } //==================================================================== @@ -1739,114 +1739,114 @@ uint8_t Prepare_Data( uint16_t data_low, uint16_t data_hi) { //==================================================================== void SendForward(uint8_t fwd_bit_count) { - fwd_write_ptr = forwardLink_data; - fwd_bit_sz = fwd_bit_count; - - LED_D_ON(); - - //Field on - FpgaDownloadAndGo(FPGA_BITSTREAM_LF); - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); - - // Give it a bit of time for the resonant antenna to settle. - // And for the tag to fully power up - SpinDelay(150); - - // force 1st mod pulse (start gap must be longer for 4305) - fwd_bit_sz--; //prepare next bit modulation - fwd_write_ptr++; - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off - SpinDelayUs(55*8); //55 cycles off (8us each)for 4305 - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on - SpinDelayUs(16*8); //16 cycles on (8us each) - - // now start writting - while(fwd_bit_sz-- > 0) { //prepare next bit modulation - if(((*fwd_write_ptr++) & 1) == 1) - SpinDelayUs(32*8); //32 cycles at 125Khz (8us each) - else { - //These timings work for 4469/4269/4305 (with the 55*8 above) - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off - SpinDelayUs(23*8); //16-4 cycles off (8us each) - FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on - SpinDelayUs(9*8); //16 cycles on (8us each) - } - } + fwd_write_ptr = forwardLink_data; + fwd_bit_sz = fwd_bit_count; + + LED_D_ON(); + + //Field on + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + + // Give it a bit of time for the resonant antenna to settle. + // And for the tag to fully power up + SpinDelay(150); + + // force 1st mod pulse (start gap must be longer for 4305) + fwd_bit_sz--; //prepare next bit modulation + fwd_write_ptr++; + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off + SpinDelayUs(55*8); //55 cycles off (8us each)for 4305 + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on + SpinDelayUs(16*8); //16 cycles on (8us each) + + // now start writting + while(fwd_bit_sz-- > 0) { //prepare next bit modulation + if(((*fwd_write_ptr++) & 1) == 1) + SpinDelayUs(32*8); //32 cycles at 125Khz (8us each) + else { + //These timings work for 4469/4269/4305 (with the 55*8 above) + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off + SpinDelayUs(23*8); //16-4 cycles off (8us each) + FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on + SpinDelayUs(9*8); //16 cycles on (8us each) + } + } } void EM4xLogin(uint32_t Password) { - uint8_t fwd_bit_count; + uint8_t fwd_bit_count; - forward_ptr = forwardLink_data; - fwd_bit_count = Prepare_Cmd( FWD_CMD_LOGIN ); - fwd_bit_count += Prepare_Data( Password&0xFFFF, Password>>16 ); + forward_ptr = forwardLink_data; + fwd_bit_count = Prepare_Cmd( FWD_CMD_LOGIN ); + fwd_bit_count += Prepare_Data( Password&0xFFFF, Password>>16 ); - SendForward(fwd_bit_count); + SendForward(fwd_bit_count); - //Wait for command to complete - SpinDelay(20); + //Wait for command to complete + SpinDelay(20); } void EM4xReadWord(uint8_t Address, uint32_t Pwd, uint8_t PwdMode) { - uint8_t fwd_bit_count; - uint8_t *dest = (uint8_t *)BigBuf; - int m=0, i=0; - - //If password mode do login - if (PwdMode == 1) EM4xLogin(Pwd); - - forward_ptr = forwardLink_data; - fwd_bit_count = Prepare_Cmd( FWD_CMD_READ ); - fwd_bit_count += Prepare_Addr( Address ); - - m = sizeof(BigBuf); - // Clear destination buffer before sending the command - memset(dest, 128, m); - // Connect the A/D to the peak-detected low-frequency path. - SetAdcMuxFor(GPIO_MUXSEL_LOPKD); - // Now set up the SSC to get the ADC samples that are now streaming at us. - FpgaSetupSsc(); - - SendForward(fwd_bit_count); - - // Now do the acquisition - i = 0; - for(;;) { - if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) { - AT91C_BASE_SSC->SSC_THR = 0x43; - } - if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { - dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR; - i++; - if (i >= m) break; - } - } - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off - LED_D_OFF(); + uint8_t fwd_bit_count; + uint8_t *dest = (uint8_t *)BigBuf; + int m=0, i=0; + + //If password mode do login + if (PwdMode == 1) EM4xLogin(Pwd); + + forward_ptr = forwardLink_data; + fwd_bit_count = Prepare_Cmd( FWD_CMD_READ ); + fwd_bit_count += Prepare_Addr( Address ); + + m = sizeof(BigBuf); + // Clear destination buffer before sending the command + memset(dest, 128, m); + // Connect the A/D to the peak-detected low-frequency path. + SetAdcMuxFor(GPIO_MUXSEL_LOPKD); + // Now set up the SSC to get the ADC samples that are now streaming at us. + FpgaSetupSsc(); + + SendForward(fwd_bit_count); + + // Now do the acquisition + i = 0; + for(;;) { + if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) { + AT91C_BASE_SSC->SSC_THR = 0x43; + } + if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) { + dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR; + i++; + if (i >= m) break; + } + } + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off + LED_D_OFF(); } void EM4xWriteWord(uint32_t Data, uint8_t Address, uint32_t Pwd, uint8_t PwdMode) { - uint8_t fwd_bit_count; + uint8_t fwd_bit_count; - //If password mode do login - if (PwdMode == 1) EM4xLogin(Pwd); + //If password mode do login + if (PwdMode == 1) EM4xLogin(Pwd); - forward_ptr = forwardLink_data; - fwd_bit_count = Prepare_Cmd( FWD_CMD_WRITE ); - fwd_bit_count += Prepare_Addr( Address ); - fwd_bit_count += Prepare_Data( Data&0xFFFF, Data>>16 ); + forward_ptr = forwardLink_data; + fwd_bit_count = Prepare_Cmd( FWD_CMD_WRITE ); + fwd_bit_count += Prepare_Addr( Address ); + fwd_bit_count += Prepare_Data( Data&0xFFFF, Data>>16 ); - SendForward(fwd_bit_count); + SendForward(fwd_bit_count); - //Wait for write to complete - SpinDelay(20); - FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off - LED_D_OFF(); + //Wait for write to complete + SpinDelay(20); + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off + LED_D_OFF(); } diff --git a/armsrc/mifarecmd.c b/armsrc/mifarecmd.c index 8541553b..2619a976 100644 --- a/armsrc/mifarecmd.c +++ b/armsrc/mifarecmd.c @@ -15,6 +15,7 @@ #include "mifarecmd.h" #include "apps.h" +#include "util.h" //----------------------------------------------------------------------------- // Select, Authenticate, Read a MIFARE tag. @@ -86,48 +87,40 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) void MifareUReadBlock(uint8_t arg0,uint8_t *datain) { - // params uint8_t blockNo = arg0; - - // variables - byte_t isOK = 0; - byte_t dataoutbuf[16]; - uint8_t uid[10]; + byte_t dataout[16] = {0x00}; + uint8_t uid[10] = {0x00}; uint32_t cuid; - // clear trace - iso14a_clear_trace(); - iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); - LED_A_ON(); LED_B_OFF(); LED_C_OFF(); - while (true) { - if(!iso14443a_select_card(uid, NULL, &cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); - break; + iso14a_clear_trace(); + iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); + + int len = iso14443a_select_card(uid, NULL, &cuid); + if(!len) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card"); + OnError(1); + return; }; - if(mifare_ultra_readblock(cuid, blockNo, dataoutbuf)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Read block error"); - break; + len = mifare_ultra_readblock(cuid, blockNo, dataout); + if(len) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Read block error"); + OnError(2); + return; }; - if(mifare_ultra_halt(cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); - break; + len = mifare_ultra_halt(cuid); + if(len) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Halt error"); + OnError(3); + return; }; - isOK = 1; - break; - } - - if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED"); - - LED_B_ON(); - cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16); - LED_B_OFF(); + cmd_send(CMD_ACK,1,0,0,dataout,16); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); } @@ -200,58 +193,70 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) LEDsoff(); } - -void MifareUReadCard(uint8_t arg0, uint8_t *datain) +void MifareUReadCard(uint8_t arg0, int arg1, uint8_t *datain) { // params uint8_t sectorNo = arg0; - - // variables - byte_t isOK = 0; - byte_t dataoutbuf[16 * 4]; - uint8_t uid[10]; + int Pages = arg1; + int count_Pages = 0; + byte_t dataout[176] = {0x00};; + uint8_t uid[10] = {0x00}; uint32_t cuid; - // clear trace - iso14a_clear_trace(); -// iso14a_set_tracing(false); - - iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); - LED_A_ON(); LED_B_OFF(); LED_C_OFF(); - while (true) { - if(!iso14443a_select_card(uid, NULL, &cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card"); - break; - }; - for(int sec=0;sec<16;sec++){ - if(mifare_ultra_readblock(cuid, sectorNo * 4 + sec, dataoutbuf + 4 * sec)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Read block %d error",sec); - break; - }; - } - if(mifare_ultra_halt(cuid)) { - if (MF_DBGLEVEL >= 1) Dbprintf("Halt error"); - break; - }; + if (MF_DBGLEVEL >= MF_DBG_ALL) + Dbprintf("Pages %d",Pages); + + iso14a_clear_trace(); + iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); - isOK = 1; - break; - } - - if (MF_DBGLEVEL >= 2) DbpString("READ CARD FINISHED"); + int len = iso14443a_select_card(uid, NULL, &cuid); + + if (!len) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Can't select card"); + OnError(1); + return; + } + + for (int i = 0; i < Pages; i++){ + + len = mifare_ultra_readblock(cuid, sectorNo * 4 + i, dataout + 4 * i); + + if (len) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Read block %d error",i); + OnError(2); + return; + } else { + count_Pages++; + } + } + + len = mifare_ultra_halt(cuid); + if (len) { + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Halt error"); + OnError(3); + return; + } + + if (MF_DBGLEVEL >= MF_DBG_ALL) { + Dbprintf("Pages read %d", count_Pages); + } - LED_B_ON(); - cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,64); - LED_B_OFF(); + len = 16*4; //64 bytes + + // Read a UL-C + if (Pages == 44 && count_Pages > 16) + len = 176; - // Thats it... + cmd_send(CMD_ACK, 1, 0, 0, dataout, len); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); - } @@ -331,19 +336,16 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t *datain) { // params uint8_t blockNo = arg0; - byte_t blockdata[16]; + byte_t blockdata[16] = {0x00}; - memset(blockdata,'\0',16); memcpy(blockdata, datain,16); // variables byte_t isOK = 0; - uint8_t uid[10]; + uint8_t uid[10] = {0x00}; uint32_t cuid; - // clear trace iso14a_clear_trace(); - iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); LED_A_ON(); @@ -372,33 +374,25 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t *datain) if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED"); - LED_B_ON(); cmd_send(CMD_ACK,isOK,0,0,0,0); - LED_B_OFF(); - - - // Thats it... FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); -// iso14a_set_tracing(TRUE); } void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain) { // params uint8_t blockNo = arg0; - byte_t blockdata[4]; + byte_t blockdata[4] = {0x00}; memcpy(blockdata, datain,4); // variables byte_t isOK = 0; - uint8_t uid[10]; + uint8_t uid[10] = {0x00}; uint32_t cuid; - // clear trace iso14a_clear_trace(); - iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN); LED_A_ON(); @@ -427,11 +421,7 @@ void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain) if (MF_DBGLEVEL >= 2) DbpString("WRITE BLOCK FINISHED"); - LED_B_ON(); cmd_send(CMD_ACK,isOK,0,0,0,0); - LED_B_OFF(); - - // Thats it... FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); LEDsoff(); } diff --git a/armsrc/mifareutil.c b/armsrc/mifareutil.c index 7c856557..976f6dca 100644 --- a/armsrc/mifareutil.c +++ b/armsrc/mifareutil.c @@ -149,7 +149,7 @@ int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cm return len; } -// mifare commands +// mifare classic commands int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested) { return mifare_classic_authex(pcs, uid, blockNo, keyType, ui64Key, isNested, NULL, NULL); @@ -280,10 +280,8 @@ int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blo int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData) { - // variables uint16_t len; uint8_t bt[2]; - uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf(); uint8_t* receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE; @@ -291,18 +289,21 @@ int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData) // command MIFARE_CLASSIC_READBLOCK len = mifare_sendcmd_short(NULL, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL); if (len == 1) { - if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Error: %02x", receivedAnswer[0]); + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Cmd Error: %02x", receivedAnswer[0]); return 1; } if (len != 18) { - if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Error: card timeout. len: %x", len); + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Cmd Error: card timeout. len: %x", len); return 2; } memcpy(bt, receivedAnswer + 16, 2); AppendCrc14443a(receivedAnswer, 16); if (bt[0] != receivedAnswer[16] || bt[1] != receivedAnswer[17]) { - if (MF_DBGLEVEL >= 1) Dbprintf("Cmd CRC response error."); + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Cmd CRC response error."); return 3; } @@ -360,10 +361,9 @@ int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t bl int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData) { - // variables uint16_t len; uint8_t par[3] = {0}; // enough for 18 parity bits - uint8_t d_block[18]; + uint8_t d_block[18] = {0x00}; uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf(); uint8_t* receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE; @@ -371,45 +371,43 @@ int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData) len = mifare_sendcmd_short(NULL, true, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL); if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK - if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Addr Error: %02x", receivedAnswer[0]); + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Cmd Addr Error: %02x", receivedAnswer[0]); return 1; } - memset(d_block,'\0',18); memcpy(d_block, blockData, 16); AppendCrc14443a(d_block, 16); ReaderTransmitPar(d_block, sizeof(d_block), par, NULL); - // Receive the response len = ReaderReceive(receivedAnswer, receivedAnswerPar); if ((len != 1) || (receivedAnswer[0] != 0x0A)) { // 0x0a - ACK - if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Data Error: %02x %d", receivedAnswer[0],len); + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Cmd Data Error: %02x %d", receivedAnswer[0],len); return 2; } - return 0; } int mifare_ultra_special_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData) { uint16_t len; - uint8_t d_block[8]; + uint8_t d_block[8] = {0x00}; uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf(); uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE; // command MIFARE_CLASSIC_WRITEBLOCK - memset(d_block,'\0',8); d_block[0]= blockNo; memcpy(d_block+1,blockData,4); AppendCrc14443a(d_block, 6); - //i know the data send here is correct len = mifare_sendcmd_short_special(NULL, 1, 0xA2, d_block, receivedAnswer, receivedAnswerPar, NULL); if (receivedAnswer[0] != 0x0A) { // 0x0a - ACK - if (MF_DBGLEVEL >= 1) Dbprintf("Cmd Send Error: %02x %d", receivedAnswer[0],len); + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("Cmd Send Error: %02x %d", receivedAnswer[0],len); return 1; } return 0; @@ -423,7 +421,8 @@ int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) len = mifare_sendcmd_short(pcs, pcs == NULL ? false:true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL); if (len != 0) { - if (MF_DBGLEVEL >= 1) Dbprintf("halt error. response len: %x", len); + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("halt error. response len: %x", len); return 1; } @@ -438,10 +437,10 @@ int mifare_ultra_halt(uint32_t uid) len = mifare_sendcmd_short(NULL, true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL); if (len != 0) { - if (MF_DBGLEVEL >= 1) Dbprintf("halt error. response len: %x", len); + if (MF_DBGLEVEL >= MF_DBG_ERROR) + Dbprintf("halt error. response len: %x", len); return 1; } - return 0; } diff --git a/armsrc/string.c b/armsrc/string.c index cc71276c..945a4cf6 100644 --- a/armsrc/string.c +++ b/armsrc/string.c @@ -48,6 +48,11 @@ int memcmp(const void *av, const void *bv, int len) return 0; } +void memxor(uint8_t * dest, uint8_t * src, size_t len) { + for( ; len > 0; len--,dest++,src++) + *dest ^= *src; +} + int strlen(const char *str) { int l = 0; diff --git a/armsrc/string.h b/armsrc/string.h index 421c2bf0..a9dbd826 100644 --- a/armsrc/string.h +++ b/armsrc/string.h @@ -19,6 +19,7 @@ int strlen(const char *str); RAMFUNC void *memcpy(void *dest, const void *src, int len); void *memset(void *dest, int c, int len); RAMFUNC int memcmp(const void *av, const void *bv, int len); +void memxor(uint8_t * dest, uint8_t * src, size_t len); char *strncat(char *dest, const char *src, unsigned int n); char *strcat(char *dest, const char *src); void strreverse(char s[]); diff --git a/armsrc/util.c b/armsrc/util.c index 5b68f513..674f1b91 100644 --- a/armsrc/util.c +++ b/armsrc/util.c @@ -13,6 +13,26 @@ #include "string.h" #include "apps.h" + + +void print_result(char *name, uint8_t *buf, size_t len) { + uint8_t *p = buf; + + if ( len % 16 == 0 ) { + for(; p-buf < len; p += 16) + Dbprintf("[%s:%d/%d] %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x", + name, + p-buf, + len, + p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7],p[8], p[9], p[10], p[11], p[12], p[13], p[14], p[15] + ); + } + else { + for(; p-buf < len; p += 8) + Dbprintf("[%s:%d/%d] %02x %02x %02x %02x %02x %02x %02x %02x", name, p-buf, len, p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]); + } +} + size_t nbytes(size_t nbits) { return (nbits/8)+((nbits%8)>0); } @@ -45,6 +65,26 @@ uint64_t bytes_to_num(uint8_t* src, size_t len) return num; } +// RotateLeft - Ultralight, Desfire +void rol(uint8_t *data, const size_t len){ + uint8_t first = data[0]; + for (size_t i = 0; i < len-1; i++) { + data[i] = data[i+1]; + } + data[len-1] = first; +} +void lsl (uint8_t *data, size_t len) { + for (size_t n = 0; n < len - 1; n++) { + data[n] = (data[n] << 1) | (data[n+1] >> 7); + } + data[len - 1] <<= 1; +} + +int32_t le24toh (uint8_t data[3]) +{ + return (data[2] << 16) | (data[1] << 8) | data[0]; +} + void LEDsoff() { LED_A_OFF(); diff --git a/armsrc/util.h b/armsrc/util.h index e8b9cdff..d7eacd70 100644 --- a/armsrc/util.h +++ b/armsrc/util.h @@ -27,10 +27,14 @@ #define BUTTON_DOUBLE_CLICK -2 #define BUTTON_ERROR -99 +void print_result(char *name, uint8_t *buf, size_t len); size_t nbytes(size_t nbits); uint32_t SwapBits(uint32_t value, int nrbits); void num_to_bytes(uint64_t n, size_t len, uint8_t* dest); uint64_t bytes_to_num(uint8_t* src, size_t len); +void rol(uint8_t *data, const size_t len); +void lsl (uint8_t *data, size_t len); +int32_t le24toh (uint8_t data[3]); void SpinDelay(int ms); void SpinDelayUs(int us); diff --git a/bootrom/bootrom.c b/bootrom/bootrom.c index 0c4831c8..c2c81a9d 100644 --- a/bootrom/bootrom.c +++ b/bootrom/bootrom.c @@ -103,13 +103,11 @@ void UsbPacketReceived(uint8_t *packet, int len) { switch(c->cmd) { case CMD_DEVICE_INFO: { dont_ack = 1; -// c->cmd = CMD_DEVICE_INFO; arg0 = DEVICE_INFO_FLAG_BOOTROM_PRESENT | DEVICE_INFO_FLAG_CURRENT_MODE_BOOTROM | DEVICE_INFO_FLAG_UNDERSTANDS_START_FLASH; if(common_area.flags.osimage_present) { arg0 |= DEVICE_INFO_FLAG_OSIMAGE_PRESENT; } -// UsbSendPacket(packet, len); cmd_send(CMD_DEVICE_INFO,arg0,1,2,0,0); } break; @@ -125,10 +123,8 @@ void UsbPacketReceived(uint8_t *packet, int len) { case CMD_FINISH_WRITE: { uint32_t* flash_mem = (uint32_t*)(&_flash_start); -// p = (volatile uint32_t *)&_flash_start; for (size_t j=0; j<2; j++) { for(i = 0+(64*j); i < 64+(64*j); i++) { - //p[i+60] = c->d.asDwords[i]; flash_mem[i] = c->d.asDwords[i]; } @@ -138,8 +134,6 @@ void UsbPacketReceived(uint8_t *packet, int len) { if( ((flash_address+AT91C_IFLASH_PAGE_SIZE-1) >= end_addr) || (flash_address < start_addr) ) { /* Disallow write */ dont_ack = 1; - // c->cmd = CMD_NACK; - // UsbSendPacket(packet, len); cmd_send(CMD_NACK,0,0,0,0,0); } else { uint32_t page_n = (flash_address - ((uint32_t)flash_mem)) / AT91C_IFLASH_PAGE_SIZE; @@ -147,7 +141,6 @@ void UsbPacketReceived(uint8_t *packet, int len) { AT91C_BASE_EFC0->EFC_FCR = MC_FLASH_COMMAND_KEY | MC_FLASH_COMMAND_PAGEN(page_n) | AT91C_MC_FCMD_START_PROG; - // arg0 = (address - ((uint32_t)flash_s)); } // Wait until flashing of page finishes @@ -155,15 +148,12 @@ void UsbPacketReceived(uint8_t *packet, int len) { while(!((sr = AT91C_BASE_EFC0->EFC_FSR) & AT91C_MC_FRDY)); if(sr & (AT91C_MC_LOCKE | AT91C_MC_PROGE)) { dont_ack = 1; - // c->cmd = CMD_NACK; cmd_send(CMD_NACK,0,0,0,0,0); - // UsbSendPacket(packet, len); } } } break; case CMD_HARDWARE_RESET: { -// USB_D_PLUS_PULLUP_OFF(); usb_disable(); AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST; } break; @@ -189,8 +179,6 @@ void UsbPacketReceived(uint8_t *packet, int len) { } else { start_addr = end_addr = 0; dont_ack = 1; -// c->cmd = CMD_NACK; -// UsbSendPacket(packet, len); cmd_send(CMD_NACK,0,0,0,0,0); } } @@ -202,8 +190,6 @@ void UsbPacketReceived(uint8_t *packet, int len) { } if(!dont_ack) { -// c->cmd = CMD_ACK; -// UsbSendPacket(packet, len); cmd_send(CMD_ACK,arg0,0,0,0,0); } } @@ -219,23 +205,18 @@ static void flash_mode(int externally_entered) usb_enable(); for (volatile size_t i=0; i<0x100000; i++); -// UsbStart(); for(;;) { WDT_HIT(); if (usb_poll()) { rx_len = usb_read(rx,sizeof(UsbCommand)); if (rx_len) { -// DbpString("starting to flash"); UsbPacketReceived(rx,rx_len); } } -// UsbPoll(TRUE); - if(!externally_entered && !BUTTON_PRESS()) { /* Perform a reset to leave flash mode */ -// USB_D_PLUS_PULLUP_OFF(); usb_disable(); LED_B_ON(); AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST; diff --git a/client/cmddata.c b/client/cmddata.c index 53a3ce5f..6bc66f06 100644 --- a/client/cmddata.c +++ b/client/cmddata.c @@ -72,37 +72,37 @@ void printDemodBuff() int CmdAmp(const char *Cmd) { - int i, rising, falling; - int max = INT_MIN, min = INT_MAX; - - for (i = 10; i < GraphTraceLen; ++i) { - if (GraphBuffer[i] > max) - max = GraphBuffer[i]; - if (GraphBuffer[i] < min) - min = GraphBuffer[i]; - } - - if (max != min) { - rising = falling= 0; - for (i = 0; i < GraphTraceLen; ++i) { - if (GraphBuffer[i + 1] < GraphBuffer[i]) { - if (rising) { - GraphBuffer[i] = max; - rising = 0; - } - falling = 1; - } - if (GraphBuffer[i + 1] > GraphBuffer[i]) { - if (falling) { - GraphBuffer[i] = min; - falling = 0; - } - rising= 1; - } - } - } - RepaintGraphWindow(); - return 0; + int i, rising, falling; + int max = INT_MIN, min = INT_MAX; + + for (i = 10; i < GraphTraceLen; ++i) { + if (GraphBuffer[i] > max) + max = GraphBuffer[i]; + if (GraphBuffer[i] < min) + min = GraphBuffer[i]; + } + + if (max != min) { + rising = falling= 0; + for (i = 0; i < GraphTraceLen; ++i) { + if (GraphBuffer[i + 1] < GraphBuffer[i]) { + if (rising) { + GraphBuffer[i] = max; + rising = 0; + } + falling = 1; + } + if (GraphBuffer[i + 1] > GraphBuffer[i]) { + if (falling) { + GraphBuffer[i] = min; + falling = 0; + } + rising= 1; + } + } + } + RepaintGraphWindow(); + return 0; } /* @@ -119,127 +119,127 @@ int CmdAmp(const char *Cmd) //this method is dependant on all highs and lows to be the same(or clipped) this creates issues[marshmellow] it also ignores the clock int Cmdaskdemod(const char *Cmd) { - int i; - int c, high = 0, low = 0; + int i; + int c, high = 0, low = 0; - // TODO: complain if we do not give 2 arguments here ! - // (AL - this doesn't make sense! we're only using one argument!!!) - sscanf(Cmd, "%i", &c); + // TODO: complain if we do not give 2 arguments here ! + // (AL - this doesn't make sense! we're only using one argument!!!) + sscanf(Cmd, "%i", &c); - /* Detect high and lows and clock */ + /* Detect high and lows and clock */ // (AL - clock???) - for (i = 0; i < GraphTraceLen; ++i) - { - if (GraphBuffer[i] > high) - high = GraphBuffer[i]; - else if (GraphBuffer[i] < low) - low = GraphBuffer[i]; - } - high=abs(high*.75); - low=abs(low*.75); - if (c != 0 && c != 1) { - PrintAndLog("Invalid argument: %s", Cmd); - return 0; - } - //prime loop - if (GraphBuffer[0] > 0) { - GraphBuffer[0] = 1-c; - } else { - GraphBuffer[0] = c; - } - for (i = 1; i < GraphTraceLen; ++i) { - /* Transitions are detected at each peak - * Transitions are either: - * - we're low: transition if we hit a high - * - we're high: transition if we hit a low - * (we need to do it this way because some tags keep high or - * low for long periods, others just reach the peak and go - * down) - */ - //[marhsmellow] change == to >= for high and <= for low for fuzz - if ((GraphBuffer[i] == high) && (GraphBuffer[i - 1] == c)) { - GraphBuffer[i] = 1 - c; - } else if ((GraphBuffer[i] == low) && (GraphBuffer[i - 1] == (1 - c))){ - GraphBuffer[i] = c; - } else { - /* No transition */ - GraphBuffer[i] = GraphBuffer[i - 1]; - } - } - RepaintGraphWindow(); - return 0; + for (i = 0; i < GraphTraceLen; ++i) + { + if (GraphBuffer[i] > high) + high = GraphBuffer[i]; + else if (GraphBuffer[i] < low) + low = GraphBuffer[i]; + } + high=abs(high*.75); + low=abs(low*.75); + if (c != 0 && c != 1) { + PrintAndLog("Invalid argument: %s", Cmd); + return 0; + } + //prime loop + if (GraphBuffer[0] > 0) { + GraphBuffer[0] = 1-c; + } else { + GraphBuffer[0] = c; + } + for (i = 1; i < GraphTraceLen; ++i) { + /* Transitions are detected at each peak + * Transitions are either: + * - we're low: transition if we hit a high + * - we're high: transition if we hit a low + * (we need to do it this way because some tags keep high or + * low for long periods, others just reach the peak and go + * down) + */ + //[marhsmellow] change == to >= for high and <= for low for fuzz + if ((GraphBuffer[i] == high) && (GraphBuffer[i - 1] == c)) { + GraphBuffer[i] = 1 - c; + } else if ((GraphBuffer[i] == low) && (GraphBuffer[i - 1] == (1 - c))){ + GraphBuffer[i] = c; + } else { + /* No transition */ + GraphBuffer[i] = GraphBuffer[i - 1]; + } + } + RepaintGraphWindow(); + return 0; } //by marshmellow void printBitStream(uint8_t BitStream[], uint32_t bitLen) { - uint32_t i = 0; - if (bitLen<16) { - PrintAndLog("Too few bits found: %d",bitLen); - return; - } - if (bitLen>512) bitLen=512; - for (i = 0; i <= (bitLen-16); i+=16) { - PrintAndLog("%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i", - BitStream[i], - BitStream[i+1], - BitStream[i+2], - BitStream[i+3], - BitStream[i+4], - BitStream[i+5], - BitStream[i+6], - BitStream[i+7], - BitStream[i+8], - BitStream[i+9], - BitStream[i+10], - BitStream[i+11], - BitStream[i+12], - BitStream[i+13], - BitStream[i+14], - BitStream[i+15]); - } + uint32_t i = 0; + if (bitLen<16) { + PrintAndLog("Too few bits found: %d",bitLen); + return; + } + if (bitLen>512) bitLen=512; + for (i = 0; i <= (bitLen-16); i+=16) { + PrintAndLog("%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i", + BitStream[i], + BitStream[i+1], + BitStream[i+2], + BitStream[i+3], + BitStream[i+4], + BitStream[i+5], + BitStream[i+6], + BitStream[i+7], + BitStream[i+8], + BitStream[i+9], + BitStream[i+10], + BitStream[i+11], + BitStream[i+12], + BitStream[i+13], + BitStream[i+14], + BitStream[i+15]); + } return; } //by marshmellow //print EM410x ID in multiple formats void printEM410x(uint64_t id) { - if (id !=0){ - uint64_t iii=1; - uint64_t id2lo=0; //id2hi=0, - uint32_t ii=0; - uint32_t i=0; - for (ii=5; ii>0;ii--){ - for (i=0;i<8;i++){ + if (id !=0){ + uint64_t iii=1; + uint64_t id2lo=0; //id2hi=0, + uint32_t ii=0; + uint32_t i=0; + for (ii=5; ii>0;ii--){ + for (i=0;i<8;i++){ id2lo=(id2lo<<1LL) | ((id & (iii << (i+((ii-1)*8)))) >> (i+((ii-1)*8))); - } - } - //output em id - PrintAndLog("EM TAG ID : %010llx", id); - PrintAndLog("Unique TAG ID: %010llx", id2lo); //id2hi, - PrintAndLog("DEZ 8 : %08lld",id & 0xFFFFFF); - PrintAndLog("DEZ 10 : %010lld",id & 0xFFFFFF); - PrintAndLog("DEZ 5.5 : %05lld.%05lld",(id>>16LL) & 0xFFFF,(id & 0xFFFF)); - PrintAndLog("DEZ 3.5A : %03lld.%05lld",(id>>32ll),(id & 0xFFFF)); - PrintAndLog("DEZ 14/IK2 : %014lld",id); - PrintAndLog("DEZ 15/IK3 : %015lld",id2lo); - PrintAndLog("Other : %05lld_%03lld_%08lld",(id&0xFFFF),((id>>16LL) & 0xFF),(id & 0xFFFFFF)); + } + } + //output em id + PrintAndLog("EM TAG ID : %010llx", id); + PrintAndLog("Unique TAG ID: %010llx", id2lo); //id2hi, + PrintAndLog("DEZ 8 : %08lld",id & 0xFFFFFF); + PrintAndLog("DEZ 10 : %010lld",id & 0xFFFFFF); + PrintAndLog("DEZ 5.5 : %05lld.%05lld",(id>>16LL) & 0xFFFF,(id & 0xFFFF)); + PrintAndLog("DEZ 3.5A : %03lld.%05lld",(id>>32ll),(id & 0xFFFF)); + PrintAndLog("DEZ 14/IK2 : %014lld",id); + PrintAndLog("DEZ 15/IK3 : %015lld",id2lo); + PrintAndLog("Other : %05lld_%03lld_%08lld",(id&0xFFFF),((id>>16LL) & 0xFF),(id & 0xFFFFFF)); } - return; + return; } //by marshmellow //take binary from demod buffer and see if we can find an EM410x ID int CmdEm410xDecode(const char *Cmd) { - uint64_t id=0; + uint64_t id=0; // uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; // uint32_t i=0; // i=getFromGraphBuf(BitStream); id = Em410xDecode(DemodBuffer,DemodBufferLen); - printEM410x(id); - if (id>0) return 1; - return 0; + printEM410x(id); + if (id>0) return 1; + return 0; } @@ -251,41 +251,41 @@ int Cmdaskmandemod(const char *Cmd) { int invert=0; int clk=0; - uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; + uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; sscanf(Cmd, "%i %i", &clk, &invert); - if (invert != 0 && invert != 1) { - PrintAndLog("Invalid argument: %s", Cmd); - return 0; - } + if (invert != 0 && invert != 1) { + PrintAndLog("Invalid argument: %s", Cmd); + return 0; + } size_t BitLen = getFromGraphBuf(BitStream); - // PrintAndLog("DEBUG: Bitlen from grphbuff: %d",BitLen); - int errCnt=0; - errCnt = askmandemod(BitStream, &BitLen,&clk,&invert); + // PrintAndLog("DEBUG: Bitlen from grphbuff: %d",BitLen); + int errCnt=0; + errCnt = askmandemod(BitStream, &BitLen,&clk,&invert); if (errCnt<0||BitLen<16){ //if fatal error (or -1) // PrintAndLog("no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk); - return 0; + return 0; } - PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen); + PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen); - //output - if (errCnt>0){ - PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); - } - PrintAndLog("ASK/Manchester decoded bitstream:"); - // Now output the bitstream to the scrollback by line of 16 bits + //output + if (errCnt>0){ + PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); + } + PrintAndLog("ASK/Manchester decoded bitstream:"); + // Now output the bitstream to the scrollback by line of 16 bits setDemodBuf(BitStream,BitLen); printDemodBuff(); - uint64_t lo =0; - lo = Em410xDecode(BitStream,BitLen); - if (lo>0){ - //set GraphBuffer for clone or sim command - PrintAndLog("EM410x pattern found: "); - printEM410x(lo); - return 1; - } - //if (BitLen>16) return 1; - return 0; + uint64_t lo =0; + lo = Em410xDecode(BitStream,BitLen); + if (lo>0){ + //set GraphBuffer for clone or sim command + PrintAndLog("EM410x pattern found: "); + printEM410x(lo); + return 1; + } + //if (BitLen>16) return 1; + return 0; } //by marshmellow @@ -293,35 +293,35 @@ int Cmdaskmandemod(const char *Cmd) //stricktly take 10 and 01 and convert to 0 and 1 int Cmdmandecoderaw(const char *Cmd) { - int i =0; - int errCnt=0; + int i =0; + int errCnt=0; size_t size=0; - uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; - int high=0,low=0; + uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; + int high=0,low=0; for (;ihigh) high=DemodBuffer[i]; else if(DemodBuffer[i]1 || low <0 ){ - PrintAndLog("Error: please raw demod the wave first then mancheseter raw decode"); - return 0; - } + } + if (high>1 || low <0 ){ + PrintAndLog("Error: please raw demod the wave first then mancheseter raw decode"); + return 0; + } size=i; errCnt=manrawdecode(BitStream, &size); - if (errCnt>=20){ - PrintAndLog("Too many errors: %d",errCnt); - return 0; - } - PrintAndLog("Manchester Decoded - # errors:%d - data:",errCnt); + if (errCnt>=20){ + PrintAndLog("Too many errors: %d",errCnt); + return 0; + } + PrintAndLog("Manchester Decoded - # errors:%d - data:",errCnt); printBitStream(BitStream, size); - if (errCnt==0){ + if (errCnt==0){ uint64_t id = 0; id = Em410xDecode(BitStream, size); if (id>0) setDemodBuf(BitStream, size); printEM410x(id); - } - return 1; + } + return 1; } //by marshmellow @@ -335,33 +335,33 @@ int Cmdmandecoderaw(const char *Cmd) // width waves vs small width waves to help the decode positioning) or askbiphdemod int CmdBiphaseDecodeRaw(const char *Cmd) { - int i = 0; - int errCnt=0; + int i = 0; + int errCnt=0; size_t size=0; - int offset=0; - int high=0, low=0; + int offset=0; + int high=0, low=0; sscanf(Cmd, "%i", &offset); - uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; - //get graphbuffer & high and low + uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; + //get graphbuffer & high and low for (;ihigh)high=DemodBuffer[i]; else if(DemodBuffer[i]1 || low <0){ - PrintAndLog("Error: please raw demod the wave first then decode"); - return 0; - } + } + if (high>1 || low <0){ + PrintAndLog("Error: please raw demod the wave first then decode"); + return 0; + } size=i; errCnt=BiphaseRawDecode(BitStream, &size, offset); - if (errCnt>=20){ - PrintAndLog("Too many errors attempting to decode: %d",errCnt); - return 0; - } - PrintAndLog("Biphase Decoded using offset: %d - # errors:%d - data:",offset,errCnt); + if (errCnt>=20){ + PrintAndLog("Too many errors attempting to decode: %d",errCnt); + return 0; + } + PrintAndLog("Biphase Decoded using offset: %d - # errors:%d - data:",offset,errCnt); printBitStream(BitStream, size); - PrintAndLog("\nif bitstream does not look right try offset=1"); - return 1; + PrintAndLog("\nif bitstream does not look right try offset=1"); + return 1; } @@ -373,87 +373,87 @@ int Cmdaskrawdemod(const char *Cmd) { int invert=0; int clk=0; - uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; + uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; sscanf(Cmd, "%i %i", &clk, &invert); - if (invert != 0 && invert != 1) { - PrintAndLog("Invalid argument: %s", Cmd); - return 0; - } + if (invert != 0 && invert != 1) { + PrintAndLog("Invalid argument: %s", Cmd); + return 0; + } size_t BitLen = getFromGraphBuf(BitStream); - int errCnt=0; + int errCnt=0; errCnt = askrawdemod(BitStream, &BitLen,&clk,&invert); if (errCnt==-1||BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first) PrintAndLog("no data found"); - return 0; + return 0; } - PrintAndLog("Using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen); - //PrintAndLog("Data start pos:%d, lastBit:%d, stop pos:%d, numBits:%d",iii,lastBit,i,bitnum); + PrintAndLog("Using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen); + //PrintAndLog("Data start pos:%d, lastBit:%d, stop pos:%d, numBits:%d",iii,lastBit,i,bitnum); //move BitStream back to DemodBuffer setDemodBuf(BitStream,BitLen); //output - if (errCnt>0){ - PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); - } - PrintAndLog("ASK demoded bitstream:"); - // Now output the bitstream to the scrollback by line of 16 bits - printBitStream(BitStream,BitLen); - - return 1; + if (errCnt>0){ + PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); + } + PrintAndLog("ASK demoded bitstream:"); + // Now output the bitstream to the scrollback by line of 16 bits + printBitStream(BitStream,BitLen); + + return 1; } int CmdAutoCorr(const char *Cmd) { - static int CorrelBuffer[MAX_GRAPH_TRACE_LEN]; - - int window = atoi(Cmd); - - if (window == 0) { - PrintAndLog("needs a window"); - return 0; - } - if (window >= GraphTraceLen) { - PrintAndLog("window must be smaller than trace (%d samples)", - GraphTraceLen); - return 0; - } - - PrintAndLog("performing %d correlations", GraphTraceLen - window); - - for (int i = 0; i < GraphTraceLen - window; ++i) { - int sum = 0; - for (int j = 0; j < window; ++j) { - sum += (GraphBuffer[j]*GraphBuffer[i + j]) / 256; - } - CorrelBuffer[i] = sum; - } - GraphTraceLen = GraphTraceLen - window; - memcpy(GraphBuffer, CorrelBuffer, GraphTraceLen * sizeof (int)); - - RepaintGraphWindow(); - return 0; + static int CorrelBuffer[MAX_GRAPH_TRACE_LEN]; + + int window = atoi(Cmd); + + if (window == 0) { + PrintAndLog("needs a window"); + return 0; + } + if (window >= GraphTraceLen) { + PrintAndLog("window must be smaller than trace (%d samples)", + GraphTraceLen); + return 0; + } + + PrintAndLog("performing %d correlations", GraphTraceLen - window); + + for (int i = 0; i < GraphTraceLen - window; ++i) { + int sum = 0; + for (int j = 0; j < window; ++j) { + sum += (GraphBuffer[j]*GraphBuffer[i + j]) / 256; + } + CorrelBuffer[i] = sum; + } + GraphTraceLen = GraphTraceLen - window; + memcpy(GraphBuffer, CorrelBuffer, GraphTraceLen * sizeof (int)); + + RepaintGraphWindow(); + return 0; } int CmdBitsamples(const char *Cmd) { - int cnt = 0; - uint8_t got[12288]; - - GetFromBigBuf(got,sizeof(got),0); - WaitForResponse(CMD_ACK,NULL); - - for (int j = 0; j < sizeof(got); j++) { - for (int k = 0; k < 8; k++) { - if(got[j] & (1 << (7 - k))) { - GraphBuffer[cnt++] = 1; - } else { - GraphBuffer[cnt++] = 0; - } - } - } - GraphTraceLen = cnt; - RepaintGraphWindow(); - return 0; + int cnt = 0; + uint8_t got[12288]; + + GetFromBigBuf(got,sizeof(got),0); + WaitForResponse(CMD_ACK,NULL); + + for (int j = 0; j < sizeof(got); j++) { + for (int k = 0; k < 8; k++) { + if(got[j] & (1 << (7 - k))) { + GraphBuffer[cnt++] = 1; + } else { + GraphBuffer[cnt++] = 0; + } + } + } + GraphTraceLen = cnt; + RepaintGraphWindow(); + return 0; } /* @@ -461,92 +461,92 @@ int CmdBitsamples(const char *Cmd) */ int CmdBitstream(const char *Cmd) { - int i, j; - int bit; - int gtl; - int clock; - int low = 0; - int high = 0; - int hithigh, hitlow, first; - - /* Detect high and lows and clock */ - for (i = 0; i < GraphTraceLen; ++i) - { - if (GraphBuffer[i] > high) - high = GraphBuffer[i]; - else if (GraphBuffer[i] < low) - low = GraphBuffer[i]; - } - - /* Get our clock */ - clock = GetClock(Cmd, high, 1); - gtl = ClearGraph(0); - - bit = 0; - for (i = 0; i < (int)(gtl / clock); ++i) - { - hithigh = 0; - hitlow = 0; - first = 1; - /* Find out if we hit both high and low peaks */ - for (j = 0; j < clock; ++j) - { - if (GraphBuffer[(i * clock) + j] == high) - hithigh = 1; - else if (GraphBuffer[(i * clock) + j] == low) - hitlow = 1; - /* it doesn't count if it's the first part of our read - because it's really just trailing from the last sequence */ - if (first && (hithigh || hitlow)) - hithigh = hitlow = 0; - else - first = 0; - - if (hithigh && hitlow) - break; - } - - /* If we didn't hit both high and low peaks, we had a bit transition */ - if (!hithigh || !hitlow) - bit ^= 1; - - AppendGraph(0, clock, bit); + int i, j; + int bit; + int gtl; + int clock; + int low = 0; + int high = 0; + int hithigh, hitlow, first; + + /* Detect high and lows and clock */ + for (i = 0; i < GraphTraceLen; ++i) + { + if (GraphBuffer[i] > high) + high = GraphBuffer[i]; + else if (GraphBuffer[i] < low) + low = GraphBuffer[i]; + } + + /* Get our clock */ + clock = GetClock(Cmd, high, 1); + gtl = ClearGraph(0); + + bit = 0; + for (i = 0; i < (int)(gtl / clock); ++i) + { + hithigh = 0; + hitlow = 0; + first = 1; + /* Find out if we hit both high and low peaks */ + for (j = 0; j < clock; ++j) + { + if (GraphBuffer[(i * clock) + j] == high) + hithigh = 1; + else if (GraphBuffer[(i * clock) + j] == low) + hitlow = 1; + /* it doesn't count if it's the first part of our read + because it's really just trailing from the last sequence */ + if (first && (hithigh || hitlow)) + hithigh = hitlow = 0; + else + first = 0; + + if (hithigh && hitlow) + break; + } + + /* If we didn't hit both high and low peaks, we had a bit transition */ + if (!hithigh || !hitlow) + bit ^= 1; + + AppendGraph(0, clock, bit); // for (j = 0; j < (int)(clock/2); j++) // GraphBuffer[(i * clock) + j] = bit ^ 1; // for (j = (int)(clock/2); j < clock; j++) // GraphBuffer[(i * clock) + j] = bit; - } + } - RepaintGraphWindow(); - return 0; + RepaintGraphWindow(); + return 0; } int CmdBuffClear(const char *Cmd) { - UsbCommand c = {CMD_BUFF_CLEAR}; - SendCommand(&c); - ClearGraph(true); - return 0; + UsbCommand c = {CMD_BUFF_CLEAR}; + SendCommand(&c); + ClearGraph(true); + return 0; } int CmdDec(const char *Cmd) { - for (int i = 0; i < (GraphTraceLen / 2); ++i) - GraphBuffer[i] = GraphBuffer[i * 2]; - GraphTraceLen /= 2; - PrintAndLog("decimated by 2"); - RepaintGraphWindow(); - return 0; + for (int i = 0; i < (GraphTraceLen / 2); ++i) + GraphBuffer[i] = GraphBuffer[i * 2]; + GraphTraceLen /= 2; + PrintAndLog("decimated by 2"); + RepaintGraphWindow(); + return 0; } /* Print our clock rate */ // uses data from graphbuffer int CmdDetectClockRate(const char *Cmd) { - GetClock("",0,0); + GetClock("",0,0); //int clock = DetectASKClock(0); //PrintAndLog("Auto-detected clock rate: %d", clock); - return 0; + return 0; } //by marshmellow @@ -555,37 +555,37 @@ int CmdDetectClockRate(const char *Cmd) //defaults: clock = 50, invert=0, rchigh=10, rclow=8 (RF/10 RF/8 (fsk2a)) int CmdFSKrawdemod(const char *Cmd) { - //raw fsk demod no manchester decoding no start bit finding just get binary from wave - //set defaults - int rfLen = 50; - int invert=0; - int fchigh=10; - int fclow=8; - //set options from parameters entered with the command + //raw fsk demod no manchester decoding no start bit finding just get binary from wave + //set defaults + int rfLen = 50; + int invert=0; + int fchigh=10; + int fclow=8; + //set options from parameters entered with the command sscanf(Cmd, "%i %i %i %i", &rfLen, &invert, &fchigh, &fclow); - if (strlen(Cmd)>0 && strlen(Cmd)<=2) { - //rfLen=param_get8(Cmd, 0); //if rfLen option only is used - if (rfLen==1){ - invert=1; //if invert option only is used - rfLen = 50; - } else if(rfLen==0) rfLen=50; + if (strlen(Cmd)>0 && strlen(Cmd)<=2) { + //rfLen=param_get8(Cmd, 0); //if rfLen option only is used + if (rfLen==1){ + invert=1; //if invert option only is used + rfLen = 50; + } else if(rfLen==0) rfLen=50; } - PrintAndLog("Args invert: %d - Clock:%d - fchigh:%d - fclow: %d",invert,rfLen,fchigh, fclow); - uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; + PrintAndLog("Args invert: %d - Clock:%d - fchigh:%d - fclow: %d",invert,rfLen,fchigh, fclow); + uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; size_t BitLen = getFromGraphBuf(BitStream); int size = fskdemod(BitStream,BitLen,(uint8_t)rfLen,(uint8_t)invert,(uint8_t)fchigh,(uint8_t)fclow); - if (size>0){ - PrintAndLog("FSK decoded bitstream:"); + if (size>0){ + PrintAndLog("FSK decoded bitstream:"); setDemodBuf(BitStream,size); - // Now output the bitstream to the scrollback by line of 16 bits - if(size > (8*32)+2) size = (8*32)+2; //only output a max of 8 blocks of 32 bits most tags will have full bit stream inside that sample size - printBitStream(BitStream,size); - } else{ - PrintAndLog("no FSK data found"); - } - return 0; + // Now output the bitstream to the scrollback by line of 16 bits + if(size > (8*32)+2) size = (8*32)+2; //only output a max of 8 blocks of 32 bits most tags will have full bit stream inside that sample size + printBitStream(BitStream,size); + } else{ + PrintAndLog("no FSK data found"); + } + return 0; } //by marshmellow (based on existing demod + holiman's refactor) @@ -593,73 +593,73 @@ int CmdFSKrawdemod(const char *Cmd) //print full HID Prox ID and some bit format details if found int CmdFSKdemodHID(const char *Cmd) { - //raw fsk demod no manchester decoding no start bit finding just get binary from wave - uint32_t hi2=0, hi=0, lo=0; + //raw fsk demod no manchester decoding no start bit finding just get binary from wave + uint32_t hi2=0, hi=0, lo=0; - uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; + uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; size_t BitLen = getFromGraphBuf(BitStream); - //get binary from fsk wave + //get binary from fsk wave size_t size = HIDdemodFSK(BitStream,BitLen,&hi2,&hi,&lo); - if (size<0){ - PrintAndLog("Error demoding fsk"); - return 0; - } - if (hi2==0 && hi==0 && lo==0) return 0; - if (hi2 != 0){ //extra large HID tags + if (size<0){ + PrintAndLog("Error demoding fsk"); + return 0; + } + if (hi2==0 && hi==0 && lo==0) return 0; + if (hi2 != 0){ //extra large HID tags PrintAndLog("HID Prox TAG ID: %x%08x%08x (%d)", - (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); + (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); setDemodBuf(BitStream,BitLen); - return 1; - } - else { //standard HID tags <38 bits - //Dbprintf("TAG ID: %x%08x (%d)",(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); //old print cmd - uint8_t fmtLen = 0; - uint32_t fc = 0; - uint32_t cardnum = 0; - if (((hi>>5)&1)==1){//if bit 38 is set then < 37 bit format is used - uint32_t lo2=0; - lo2=(((hi & 15) << 12) | (lo>>20)); //get bits 21-37 to check for format len bit - uint8_t idx3 = 1; - while(lo2>1){ //find last bit set to 1 (format len bit) - lo2=lo2>>1; - idx3++; - } + return 1; + } + else { //standard HID tags <38 bits + //Dbprintf("TAG ID: %x%08x (%d)",(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); //old print cmd + uint8_t fmtLen = 0; + uint32_t fc = 0; + uint32_t cardnum = 0; + if (((hi>>5)&1)==1){//if bit 38 is set then < 37 bit format is used + uint32_t lo2=0; + lo2=(((hi & 15) << 12) | (lo>>20)); //get bits 21-37 to check for format len bit + uint8_t idx3 = 1; + while(lo2>1){ //find last bit set to 1 (format len bit) + lo2=lo2>>1; + idx3++; + } fmtLen =idx3+19; - fc =0; - cardnum=0; - if(fmtLen==26){ - cardnum = (lo>>1)&0xFFFF; - fc = (lo>>17)&0xFF; - } - if(fmtLen==37){ - cardnum = (lo>>1)&0x7FFFF; - fc = ((hi&0xF)<<12)|(lo>>20); - } - if(fmtLen==34){ - cardnum = (lo>>1)&0xFFFF; - fc= ((hi&1)<<15)|(lo>>17); - } - if(fmtLen==35){ - cardnum = (lo>>1)&0xFFFFF; - fc = ((hi&1)<<11)|(lo>>21); - } - } - else { //if bit 38 is not set then 37 bit format is used - fmtLen= 37; - fc =0; - cardnum=0; - if(fmtLen==37){ - cardnum = (lo>>1)&0x7FFFF; - fc = ((hi&0xF)<<12)|(lo>>20); - } + fc =0; + cardnum=0; + if(fmtLen==26){ + cardnum = (lo>>1)&0xFFFF; + fc = (lo>>17)&0xFF; + } + if(fmtLen==37){ + cardnum = (lo>>1)&0x7FFFF; + fc = ((hi&0xF)<<12)|(lo>>20); + } + if(fmtLen==34){ + cardnum = (lo>>1)&0xFFFF; + fc= ((hi&1)<<15)|(lo>>17); + } + if(fmtLen==35){ + cardnum = (lo>>1)&0xFFFFF; + fc = ((hi&1)<<11)|(lo>>21); + } + } + else { //if bit 38 is not set then 37 bit format is used + fmtLen= 37; + fc =0; + cardnum=0; + if(fmtLen==37){ + cardnum = (lo>>1)&0x7FFFF; + fc = ((hi&0xF)<<12)|(lo>>20); + } } PrintAndLog("HID Prox TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d", - (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF, - (unsigned int) fmtLen, (unsigned int) fc, (unsigned int) cardnum); + (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF, + (unsigned int) fmtLen, (unsigned int) fc, (unsigned int) cardnum); setDemodBuf(BitStream,BitLen); - return 1; - } - return 0; + return 1; + } + return 0; } //by marshmellow @@ -667,174 +667,174 @@ int CmdFSKdemodHID(const char *Cmd) //print ioprox ID and some format details int CmdFSKdemodIO(const char *Cmd) { - //raw fsk demod no manchester decoding no start bit finding just get binary from wave - //set defaults + //raw fsk demod no manchester decoding no start bit finding just get binary from wave + //set defaults int idx=0; - //something in graphbuffer - if (GraphTraceLen < 65) return 0; - uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; + //something in graphbuffer + if (GraphTraceLen < 65) return 0; + uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; size_t BitLen = getFromGraphBuf(BitStream); - //get binary from fsk wave - // PrintAndLog("DEBUG: got buff"); + //get binary from fsk wave + // PrintAndLog("DEBUG: got buff"); idx = IOdemodFSK(BitStream,BitLen); - if (idx<0){ - //PrintAndLog("Error demoding fsk"); - return 0; - } - // PrintAndLog("DEBUG: Got IOdemodFSK"); - if (idx==0){ - //PrintAndLog("IO Prox Data not found - FSK Data:"); - //if (BitLen > 92) printBitStream(BitStream,92); - return 0; - } - //Index map - //0 10 20 30 40 50 60 - //| | | | | | | - //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23 - //----------------------------------------------------------------------------- - //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11 - // - //XSF(version)facility:codeone+codetwo (raw) - //Handle the data - if (idx+64>BitLen) return 0; - PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx], BitStream[idx+1], BitStream[idx+2], BitStream[idx+3], BitStream[idx+4], BitStream[idx+5], BitStream[idx+6], BitStream[idx+7], BitStream[idx+8]); + if (idx<0){ + //PrintAndLog("Error demoding fsk"); + return 0; + } + // PrintAndLog("DEBUG: Got IOdemodFSK"); + if (idx==0){ + //PrintAndLog("IO Prox Data not found - FSK Data:"); + //if (BitLen > 92) printBitStream(BitStream,92); + return 0; + } + //Index map + //0 10 20 30 40 50 60 + //| | | | | | | + //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23 + //----------------------------------------------------------------------------- + //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11 + // + //XSF(version)facility:codeone+codetwo (raw) + //Handle the data + if (idx+64>BitLen) return 0; + PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx], BitStream[idx+1], BitStream[idx+2], BitStream[idx+3], BitStream[idx+4], BitStream[idx+5], BitStream[idx+6], BitStream[idx+7], BitStream[idx+8]); PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx+9], BitStream[idx+10], BitStream[idx+11],BitStream[idx+12],BitStream[idx+13],BitStream[idx+14],BitStream[idx+15],BitStream[idx+16],BitStream[idx+17]); - PrintAndLog("%d%d%d%d%d%d%d%d %d facility",BitStream[idx+18], BitStream[idx+19], BitStream[idx+20],BitStream[idx+21],BitStream[idx+22],BitStream[idx+23],BitStream[idx+24],BitStream[idx+25],BitStream[idx+26]); - PrintAndLog("%d%d%d%d%d%d%d%d %d version",BitStream[idx+27], BitStream[idx+28], BitStream[idx+29],BitStream[idx+30],BitStream[idx+31],BitStream[idx+32],BitStream[idx+33],BitStream[idx+34],BitStream[idx+35]); - PrintAndLog("%d%d%d%d%d%d%d%d %d code1",BitStream[idx+36], BitStream[idx+37], BitStream[idx+38],BitStream[idx+39],BitStream[idx+40],BitStream[idx+41],BitStream[idx+42],BitStream[idx+43],BitStream[idx+44]); - PrintAndLog("%d%d%d%d%d%d%d%d %d code2",BitStream[idx+45], BitStream[idx+46], BitStream[idx+47],BitStream[idx+48],BitStream[idx+49],BitStream[idx+50],BitStream[idx+51],BitStream[idx+52],BitStream[idx+53]); - PrintAndLog("%d%d%d%d%d%d%d%d %d%d checksum",BitStream[idx+54],BitStream[idx+55],BitStream[idx+56],BitStream[idx+57],BitStream[idx+58],BitStream[idx+59],BitStream[idx+60],BitStream[idx+61],BitStream[idx+62],BitStream[idx+63]); + PrintAndLog("%d%d%d%d%d%d%d%d %d facility",BitStream[idx+18], BitStream[idx+19], BitStream[idx+20],BitStream[idx+21],BitStream[idx+22],BitStream[idx+23],BitStream[idx+24],BitStream[idx+25],BitStream[idx+26]); + PrintAndLog("%d%d%d%d%d%d%d%d %d version",BitStream[idx+27], BitStream[idx+28], BitStream[idx+29],BitStream[idx+30],BitStream[idx+31],BitStream[idx+32],BitStream[idx+33],BitStream[idx+34],BitStream[idx+35]); + PrintAndLog("%d%d%d%d%d%d%d%d %d code1",BitStream[idx+36], BitStream[idx+37], BitStream[idx+38],BitStream[idx+39],BitStream[idx+40],BitStream[idx+41],BitStream[idx+42],BitStream[idx+43],BitStream[idx+44]); + PrintAndLog("%d%d%d%d%d%d%d%d %d code2",BitStream[idx+45], BitStream[idx+46], BitStream[idx+47],BitStream[idx+48],BitStream[idx+49],BitStream[idx+50],BitStream[idx+51],BitStream[idx+52],BitStream[idx+53]); + PrintAndLog("%d%d%d%d%d%d%d%d %d%d checksum",BitStream[idx+54],BitStream[idx+55],BitStream[idx+56],BitStream[idx+57],BitStream[idx+58],BitStream[idx+59],BitStream[idx+60],BitStream[idx+61],BitStream[idx+62],BitStream[idx+63]); - uint32_t code = bytebits_to_byte(BitStream+idx,32); + uint32_t code = bytebits_to_byte(BitStream+idx,32); uint32_t code2 = bytebits_to_byte(BitStream+idx+32,32); - uint8_t version = bytebits_to_byte(BitStream+idx+27,8); //14,4 - uint8_t facilitycode = bytebits_to_byte(BitStream+idx+18,8) ; - uint16_t number = (bytebits_to_byte(BitStream+idx+36,8)<<8)|(bytebits_to_byte(BitStream+idx+45,8)); //36,9 + uint8_t version = bytebits_to_byte(BitStream+idx+27,8); //14,4 + uint8_t facilitycode = bytebits_to_byte(BitStream+idx+18,8) ; + uint16_t number = (bytebits_to_byte(BitStream+idx+36,8)<<8)|(bytebits_to_byte(BitStream+idx+45,8)); //36,9 PrintAndLog("IO Prox XSF(%02d)%02x:%05d (%08x%08x)",version,facilitycode,number,code,code2); int i; for (i=0;i<64;++i) DemodBuffer[i]=BitStream[idx++]; DemodBufferLen=64; - return 1; + return 1; } int CmdFSKdemod(const char *Cmd) //old CmdFSKdemod needs updating { - static const int LowTone[] = { - 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, - 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, - 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, - 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, - 1, 1, 1, 1, 1, -1, -1, -1, -1, -1 - }; - static const int HighTone[] = { - 1, 1, 1, 1, 1, -1, -1, -1, -1, - 1, 1, 1, 1, -1, -1, -1, -1, - 1, 1, 1, 1, -1, -1, -1, -1, - 1, 1, 1, 1, -1, -1, -1, -1, - 1, 1, 1, 1, -1, -1, -1, -1, - 1, 1, 1, 1, -1, -1, -1, -1, -1, - }; - - int lowLen = sizeof (LowTone) / sizeof (int); - int highLen = sizeof (HighTone) / sizeof (int); - int convLen = (highLen > lowLen) ? highLen : lowLen; //if highlen > lowLen then highlen else lowlen - uint32_t hi = 0, lo = 0; - - int i, j; - int minMark = 0, maxMark = 0; - - for (i = 0; i < GraphTraceLen - convLen; ++i) { - int lowSum = 0, highSum = 0; - - for (j = 0; j < lowLen; ++j) { - lowSum += LowTone[j]*GraphBuffer[i+j]; - } - for (j = 0; j < highLen; ++j) { - highSum += HighTone[j] * GraphBuffer[i + j]; - } - lowSum = abs(100 * lowSum / lowLen); - highSum = abs(100 * highSum / highLen); - GraphBuffer[i] = (highSum << 16) | lowSum; - } - - for(i = 0; i < GraphTraceLen - convLen - 16; ++i) { - int lowTot = 0, highTot = 0; - // 10 and 8 are f_s divided by f_l and f_h, rounded - for (j = 0; j < 10; ++j) { - lowTot += (GraphBuffer[i+j] & 0xffff); - } - for (j = 0; j < 8; j++) { - highTot += (GraphBuffer[i + j] >> 16); - } - GraphBuffer[i] = lowTot - highTot; - if (GraphBuffer[i] > maxMark) maxMark = GraphBuffer[i]; - if (GraphBuffer[i] < minMark) minMark = GraphBuffer[i]; - } - - GraphTraceLen -= (convLen + 16); - RepaintGraphWindow(); - - // Find bit-sync (3 lo followed by 3 high) (HID ONLY) - int max = 0, maxPos = 0; - for (i = 0; i < 6000; ++i) { - int dec = 0; - for (j = 0; j < 3 * lowLen; ++j) { - dec -= GraphBuffer[i + j]; - } - for (; j < 3 * (lowLen + highLen ); ++j) { - dec += GraphBuffer[i + j]; - } - if (dec > max) { - max = dec; - maxPos = i; - } - } - - // place start of bit sync marker in graph - GraphBuffer[maxPos] = maxMark; - GraphBuffer[maxPos + 1] = minMark; - - maxPos += j; - - // place end of bit sync marker in graph - GraphBuffer[maxPos] = maxMark; - GraphBuffer[maxPos+1] = minMark; - - PrintAndLog("actual data bits start at sample %d", maxPos); - PrintAndLog("length %d/%d", highLen, lowLen); + static const int LowTone[] = { + 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, + 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, + 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, + 1, 1, 1, 1, 1, -1, -1, -1, -1, -1, + 1, 1, 1, 1, 1, -1, -1, -1, -1, -1 + }; + static const int HighTone[] = { + 1, 1, 1, 1, 1, -1, -1, -1, -1, + 1, 1, 1, 1, -1, -1, -1, -1, + 1, 1, 1, 1, -1, -1, -1, -1, + 1, 1, 1, 1, -1, -1, -1, -1, + 1, 1, 1, 1, -1, -1, -1, -1, + 1, 1, 1, 1, -1, -1, -1, -1, -1, + }; + + int lowLen = sizeof (LowTone) / sizeof (int); + int highLen = sizeof (HighTone) / sizeof (int); + int convLen = (highLen > lowLen) ? highLen : lowLen; + uint32_t hi = 0, lo = 0; + + int i, j; + int minMark = 0, maxMark = 0; + + for (i = 0; i < GraphTraceLen - convLen; ++i) { + int lowSum = 0, highSum = 0; + + for (j = 0; j < lowLen; ++j) { + lowSum += LowTone[j]*GraphBuffer[i+j]; + } + for (j = 0; j < highLen; ++j) { + highSum += HighTone[j] * GraphBuffer[i + j]; + } + lowSum = abs(100 * lowSum / lowLen); + highSum = abs(100 * highSum / highLen); + GraphBuffer[i] = (highSum << 16) | lowSum; + } + + for(i = 0; i < GraphTraceLen - convLen - 16; ++i) { + int lowTot = 0, highTot = 0; + // 10 and 8 are f_s divided by f_l and f_h, rounded + for (j = 0; j < 10; ++j) { + lowTot += (GraphBuffer[i+j] & 0xffff); + } + for (j = 0; j < 8; j++) { + highTot += (GraphBuffer[i + j] >> 16); + } + GraphBuffer[i] = lowTot - highTot; + if (GraphBuffer[i] > maxMark) maxMark = GraphBuffer[i]; + if (GraphBuffer[i] < minMark) minMark = GraphBuffer[i]; + } + + GraphTraceLen -= (convLen + 16); + RepaintGraphWindow(); + + // Find bit-sync (3 lo followed by 3 high) (HID ONLY) + int max = 0, maxPos = 0; + for (i = 0; i < 6000; ++i) { + int dec = 0; + for (j = 0; j < 3 * lowLen; ++j) { + dec -= GraphBuffer[i + j]; + } + for (; j < 3 * (lowLen + highLen ); ++j) { + dec += GraphBuffer[i + j]; + } + if (dec > max) { + max = dec; + maxPos = i; + } + } + + // place start of bit sync marker in graph + GraphBuffer[maxPos] = maxMark; + GraphBuffer[maxPos + 1] = minMark; + + maxPos += j; + + // place end of bit sync marker in graph + GraphBuffer[maxPos] = maxMark; + GraphBuffer[maxPos+1] = minMark; + + PrintAndLog("actual data bits start at sample %d", maxPos); + PrintAndLog("length %d/%d", highLen, lowLen); uint8_t bits[46]; bits[sizeof(bits)-1] = '\0'; - // find bit pairs and manchester decode them - for (i = 0; i < arraylen(bits) - 1; ++i) { - int dec = 0; - for (j = 0; j < lowLen; ++j) { - dec -= GraphBuffer[maxPos + j]; - } - for (; j < lowLen + highLen; ++j) { - dec += GraphBuffer[maxPos + j]; - } - maxPos += j; - // place inter bit marker in graph - GraphBuffer[maxPos] = maxMark; - GraphBuffer[maxPos + 1] = minMark; - - // hi and lo form a 64 bit pair - hi = (hi << 1) | (lo >> 31); - lo = (lo << 1); - // store decoded bit as binary (in hi/lo) and text (in bits[]) - if(dec < 0) { - bits[i] = '1'; - lo |= 1; - } else { - bits[i] = '0'; - } - } - PrintAndLog("bits: '%s'", bits); - PrintAndLog("hex: %08x %08x", hi, lo); - return 0; + // find bit pairs and manchester decode them + for (i = 0; i < arraylen(bits) - 1; ++i) { + int dec = 0; + for (j = 0; j < lowLen; ++j) { + dec -= GraphBuffer[maxPos + j]; + } + for (; j < lowLen + highLen; ++j) { + dec += GraphBuffer[maxPos + j]; + } + maxPos += j; + // place inter bit marker in graph + GraphBuffer[maxPos] = maxMark; + GraphBuffer[maxPos + 1] = minMark; + + // hi and lo form a 64 bit pair + hi = (hi << 1) | (lo >> 31); + lo = (lo << 1); + // store decoded bit as binary (in hi/lo) and text (in bits[]) + if(dec < 0) { + bits[i] = '1'; + lo |= 1; + } else { + bits[i] = '0'; + } + } + PrintAndLog("bits: '%s'", bits); + PrintAndLog("hex: %08x %08x", hi, lo); + return 0; } int CmdDetectNRZpskClockRate(const char *Cmd) @@ -962,75 +962,75 @@ int CmdpskNRZrawDemod(const char *Cmd) int CmdGrid(const char *Cmd) { - sscanf(Cmd, "%i %i", &PlotGridX, &PlotGridY); - PlotGridXdefault= PlotGridX; - PlotGridYdefault= PlotGridY; - RepaintGraphWindow(); - return 0; + sscanf(Cmd, "%i %i", &PlotGridX, &PlotGridY); + PlotGridXdefault= PlotGridX; + PlotGridYdefault= PlotGridY; + RepaintGraphWindow(); + return 0; } int CmdHexsamples(const char *Cmd) { - int i, j; - int requested = 0; - int offset = 0; - char string_buf[25]; - char* string_ptr = string_buf; - uint8_t got[40000]; - - sscanf(Cmd, "%i %i", &requested, &offset); - - /* if no args send something */ - if (requested == 0) { - requested = 8; - } - if (offset + requested > sizeof(got)) { - PrintAndLog("Tried to read past end of buffer, + > 40000"); - return 0; + int i, j; + int requested = 0; + int offset = 0; + char string_buf[25]; + char* string_ptr = string_buf; + uint8_t got[40000]; + + sscanf(Cmd, "%i %i", &requested, &offset); + + /* if no args send something */ + if (requested == 0) { + requested = 8; + } + if (offset + requested > sizeof(got)) { + PrintAndLog("Tried to read past end of buffer, + > 40000"); + return 0; + } + + GetFromBigBuf(got,requested,offset); + WaitForResponse(CMD_ACK,NULL); + + i = 0; + for (j = 0; j < requested; j++) { + i++; + string_ptr += sprintf(string_ptr, "%02x ", got[j]); + if (i == 8) { + *(string_ptr - 1) = '\0'; // remove the trailing space + PrintAndLog("%s", string_buf); + string_buf[0] = '\0'; + string_ptr = string_buf; + i = 0; + } + if (j == requested - 1 && string_buf[0] != '\0') { // print any remaining bytes + *(string_ptr - 1) = '\0'; + PrintAndLog("%s", string_buf); + string_buf[0] = '\0'; + } } - - GetFromBigBuf(got,requested,offset); - WaitForResponse(CMD_ACK,NULL); - - i = 0; - for (j = 0; j < requested; j++) { - i++; - string_ptr += sprintf(string_ptr, "%02x ", got[j]); - if (i == 8) { - *(string_ptr - 1) = '\0'; // remove the trailing space - PrintAndLog("%s", string_buf); - string_buf[0] = '\0'; - string_ptr = string_buf; - i = 0; - } - if (j == requested - 1 && string_buf[0] != '\0') { // print any remaining bytes - *(string_ptr - 1) = '\0'; - PrintAndLog("%s", string_buf); - string_buf[0] = '\0'; - } - } - return 0; + return 0; } int CmdHide(const char *Cmd) { - HideGraphWindow(); - return 0; + HideGraphWindow(); + return 0; } int CmdHpf(const char *Cmd) { - int i; - int accum = 0; + int i; + int accum = 0; - for (i = 10; i < GraphTraceLen; ++i) - accum += GraphBuffer[i]; - accum /= (GraphTraceLen - 10); - for (i = 0; i < GraphTraceLen; ++i) - GraphBuffer[i] -= accum; + for (i = 10; i < GraphTraceLen; ++i) + accum += GraphBuffer[i]; + accum /= (GraphTraceLen - 10); + for (i = 0; i < GraphTraceLen; ++i) + GraphBuffer[i] -= accum; - RepaintGraphWindow(); - return 0; + RepaintGraphWindow(); + return 0; } int CmdSamples(const char *Cmd) @@ -1045,14 +1045,14 @@ int CmdSamples(const char *Cmd) n = sizeof(got); PrintAndLog("Reading %d samples from device memory\n", n); - GetFromBigBuf(got,n,0); - WaitForResponse(CMD_ACK,NULL); + GetFromBigBuf(got,n,0); + WaitForResponse(CMD_ACK,NULL); for (int j = 0; j < n; j++) { GraphBuffer[j] = ((int)got[j]) - 128; - } - GraphTraceLen = n; - RepaintGraphWindow(); - return 0; + } + GraphTraceLen = n; + RepaintGraphWindow(); + return 0; } int CmdTuneSamples(const char *Cmd) @@ -1098,8 +1098,8 @@ int CmdTuneSamples(const char *Cmd) GraphBuffer[i] = resp.d.asBytes[i] - 128; } - PrintAndLog("Done! Divisor 89 is 134khz, 95 is 125khz.\n"); - PrintAndLog("\n"); + PrintAndLog("Done! Divisor 89 is 134khz, 95 is 125khz.\n"); + PrintAndLog("\n"); GraphTraceLen = 256; ShowGraphWindow(); @@ -1109,43 +1109,50 @@ int CmdTuneSamples(const char *Cmd) int CmdLoad(const char *Cmd) { - FILE *f = fopen(Cmd, "r"); - if (!f) { - PrintAndLog("couldn't open '%s'", Cmd); - return 0; - } - - GraphTraceLen = 0; - char line[80]; - while (fgets(line, sizeof (line), f)) { - GraphBuffer[GraphTraceLen] = atoi(line); - GraphTraceLen++; - } - fclose(f); - PrintAndLog("loaded %d samples", GraphTraceLen); - RepaintGraphWindow(); - return 0; + char filename[FILE_PATH_SIZE] = {0x00}; + int len = 0; + + len = strlen(Cmd); + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + memcpy(filename, Cmd, len); + + FILE *f = fopen(filename, "r"); + if (!f) { + PrintAndLog("couldn't open '%s'", filename); + return 0; + } + + GraphTraceLen = 0; + char line[80]; + while (fgets(line, sizeof (line), f)) { + GraphBuffer[GraphTraceLen] = atoi(line); + GraphTraceLen++; + } + fclose(f); + PrintAndLog("loaded %d samples", GraphTraceLen); + RepaintGraphWindow(); + return 0; } int CmdLtrim(const char *Cmd) { - int ds = atoi(Cmd); + int ds = atoi(Cmd); - for (int i = ds; i < GraphTraceLen; ++i) - GraphBuffer[i-ds] = GraphBuffer[i]; - GraphTraceLen -= ds; + for (int i = ds; i < GraphTraceLen; ++i) + GraphBuffer[i-ds] = GraphBuffer[i]; + GraphTraceLen -= ds; - RepaintGraphWindow(); - return 0; + RepaintGraphWindow(); + return 0; } int CmdRtrim(const char *Cmd) { - int ds = atoi(Cmd); + int ds = atoi(Cmd); - GraphTraceLen = ds; + GraphTraceLen = ds; - RepaintGraphWindow(); - return 0; + RepaintGraphWindow(); + return 0; } /* @@ -1163,298 +1170,306 @@ int CmdRtrim(const char *Cmd) */ int CmdManchesterDemod(const char *Cmd) { - int i, j, invert= 0; - int bit; - int clock; - int lastval = 0; - int low = 0; - int high = 0; - int hithigh, hitlow, first; - int lc = 0; - int bitidx = 0; - int bit2idx = 0; - int warnings = 0; - - /* check if we're inverting output */ - if (*Cmd == 'i') - { - PrintAndLog("Inverting output"); - invert = 1; - ++Cmd; - do - ++Cmd; - while(*Cmd == ' '); // in case a 2nd argument was given - } - - /* Holds the decoded bitstream: each clock period contains 2 bits */ - /* later simplified to 1 bit after manchester decoding. */ - /* Add 10 bits to allow for noisy / uncertain traces without aborting */ - /* int BitStream[GraphTraceLen*2/clock+10]; */ - - /* But it does not work if compiling on WIndows: therefore we just allocate a */ - /* large array */ - uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0}; - - /* Detect high and lows */ - for (i = 0; i < GraphTraceLen; i++) - { - if (GraphBuffer[i] > high) - high = GraphBuffer[i]; - else if (GraphBuffer[i] < low) - low = GraphBuffer[i]; - } - - /* Get our clock */ - clock = GetClock(Cmd, high, 1); - - int tolerance = clock/4; - - /* Detect first transition */ - /* Lo-Hi (arbitrary) */ - /* skip to the first high */ - for (i= 0; i < GraphTraceLen; i++) - if (GraphBuffer[i] == high) - break; - /* now look for the first low */ - for (; i < GraphTraceLen; i++) - { - if (GraphBuffer[i] == low) - { - lastval = i; - break; - } - } - - /* If we're not working with 1/0s, demod based off clock */ - if (high != 1) - { - bit = 0; /* We assume the 1st bit is zero, it may not be - * the case: this routine (I think) has an init problem. - * Ed. - */ - for (; i < (int)(GraphTraceLen / clock); i++) - { - hithigh = 0; - hitlow = 0; - first = 1; - - /* Find out if we hit both high and low peaks */ - for (j = 0; j < clock; j++) - { - if (GraphBuffer[(i * clock) + j] == high) - hithigh = 1; - else if (GraphBuffer[(i * clock) + j] == low) - hitlow = 1; - - /* it doesn't count if it's the first part of our read - because it's really just trailing from the last sequence */ - if (first && (hithigh || hitlow)) - hithigh = hitlow = 0; - else - first = 0; - - if (hithigh && hitlow) - break; - } - - /* If we didn't hit both high and low peaks, we had a bit transition */ - if (!hithigh || !hitlow) - bit ^= 1; - - BitStream[bit2idx++] = bit ^ invert; - } - } - - /* standard 1/0 bitstream */ - else - { - - /* Then detect duration between 2 successive transitions */ - for (bitidx = 1; i < GraphTraceLen; i++) - { - if (GraphBuffer[i-1] != GraphBuffer[i]) - { - lc = i-lastval; - lastval = i; - - // Error check: if bitidx becomes too large, we do not - // have a Manchester encoded bitstream or the clock is really - // wrong! - if (bitidx > (GraphTraceLen*2/clock+8) ) { - PrintAndLog("Error: the clock you gave is probably wrong, aborting."); - return 0; - } - // Then switch depending on lc length: - // Tolerance is 1/4 of clock rate (arbitrary) - if (abs(lc-clock/2) < tolerance) { - // Short pulse : either "1" or "0" - BitStream[bitidx++]=GraphBuffer[i-1]; - } else if (abs(lc-clock) < tolerance) { - // Long pulse: either "11" or "00" - BitStream[bitidx++]=GraphBuffer[i-1]; - BitStream[bitidx++]=GraphBuffer[i-1]; - } else { - // Error - warnings++; - PrintAndLog("Warning: Manchester decode error for pulse width detection."); - PrintAndLog("(too many of those messages mean either the stream is not Manchester encoded, or clock is wrong)"); - - if (warnings > 10) - { - PrintAndLog("Error: too many detection errors, aborting."); - return 0; - } - } - } - } - - // At this stage, we now have a bitstream of "01" ("1") or "10" ("0"), parse it into final decoded bitstream - // Actually, we overwrite BitStream with the new decoded bitstream, we just need to be careful - // to stop output at the final bitidx2 value, not bitidx - for (i = 0; i < bitidx; i += 2) { - if ((BitStream[i] == 0) && (BitStream[i+1] == 1)) { - BitStream[bit2idx++] = 1 ^ invert; - } else if ((BitStream[i] == 1) && (BitStream[i+1] == 0)) { - BitStream[bit2idx++] = 0 ^ invert; - } else { - // We cannot end up in this state, this means we are unsynchronized, - // move up 1 bit: - i++; - warnings++; - PrintAndLog("Unsynchronized, resync..."); - PrintAndLog("(too many of those messages mean the stream is not Manchester encoded)"); - - if (warnings > 10) - { - PrintAndLog("Error: too many decode errors, aborting."); - return 0; - } - } - } - } - - PrintAndLog("Manchester decoded bitstream"); - // Now output the bitstream to the scrollback by line of 16 bits - for (i = 0; i < (bit2idx-16); i+=16) { - PrintAndLog("%i %i %i %i %i %i %i %i %i %i %i %i %i %i %i %i", - BitStream[i], - BitStream[i+1], - BitStream[i+2], - BitStream[i+3], - BitStream[i+4], - BitStream[i+5], - BitStream[i+6], - BitStream[i+7], - BitStream[i+8], - BitStream[i+9], - BitStream[i+10], - BitStream[i+11], - BitStream[i+12], - BitStream[i+13], - BitStream[i+14], - BitStream[i+15]); - } - return 0; + int i, j, invert= 0; + int bit; + int clock; + int lastval = 0; + int low = 0; + int high = 0; + int hithigh, hitlow, first; + int lc = 0; + int bitidx = 0; + int bit2idx = 0; + int warnings = 0; + + /* check if we're inverting output */ + if (*Cmd == 'i') + { + PrintAndLog("Inverting output"); + invert = 1; + ++Cmd; + do + ++Cmd; + while(*Cmd == ' '); // in case a 2nd argument was given + } + + /* Holds the decoded bitstream: each clock period contains 2 bits */ + /* later simplified to 1 bit after manchester decoding. */ + /* Add 10 bits to allow for noisy / uncertain traces without aborting */ + /* int BitStream[GraphTraceLen*2/clock+10]; */ + + /* But it does not work if compiling on WIndows: therefore we just allocate a */ + /* large array */ + uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0}; + + /* Detect high and lows */ + for (i = 0; i < GraphTraceLen; i++) + { + if (GraphBuffer[i] > high) + high = GraphBuffer[i]; + else if (GraphBuffer[i] < low) + low = GraphBuffer[i]; + } + + /* Get our clock */ + clock = GetClock(Cmd, high, 1); + + int tolerance = clock/4; + + /* Detect first transition */ + /* Lo-Hi (arbitrary) */ + /* skip to the first high */ + for (i= 0; i < GraphTraceLen; i++) + if (GraphBuffer[i] == high) + break; + /* now look for the first low */ + for (; i < GraphTraceLen; i++) + { + if (GraphBuffer[i] == low) + { + lastval = i; + break; + } + } + + /* If we're not working with 1/0s, demod based off clock */ + if (high != 1) + { + bit = 0; /* We assume the 1st bit is zero, it may not be + * the case: this routine (I think) has an init problem. + * Ed. + */ + for (; i < (int)(GraphTraceLen / clock); i++) + { + hithigh = 0; + hitlow = 0; + first = 1; + + /* Find out if we hit both high and low peaks */ + for (j = 0; j < clock; j++) + { + if (GraphBuffer[(i * clock) + j] == high) + hithigh = 1; + else if (GraphBuffer[(i * clock) + j] == low) + hitlow = 1; + + /* it doesn't count if it's the first part of our read + because it's really just trailing from the last sequence */ + if (first && (hithigh || hitlow)) + hithigh = hitlow = 0; + else + first = 0; + + if (hithigh && hitlow) + break; + } + + /* If we didn't hit both high and low peaks, we had a bit transition */ + if (!hithigh || !hitlow) + bit ^= 1; + + BitStream[bit2idx++] = bit ^ invert; + } + } + + /* standard 1/0 bitstream */ + else + { + + /* Then detect duration between 2 successive transitions */ + for (bitidx = 1; i < GraphTraceLen; i++) + { + if (GraphBuffer[i-1] != GraphBuffer[i]) + { + lc = i-lastval; + lastval = i; + + // Error check: if bitidx becomes too large, we do not + // have a Manchester encoded bitstream or the clock is really + // wrong! + if (bitidx > (GraphTraceLen*2/clock+8) ) { + PrintAndLog("Error: the clock you gave is probably wrong, aborting."); + return 0; + } + // Then switch depending on lc length: + // Tolerance is 1/4 of clock rate (arbitrary) + if (abs(lc-clock/2) < tolerance) { + // Short pulse : either "1" or "0" + BitStream[bitidx++]=GraphBuffer[i-1]; + } else if (abs(lc-clock) < tolerance) { + // Long pulse: either "11" or "00" + BitStream[bitidx++]=GraphBuffer[i-1]; + BitStream[bitidx++]=GraphBuffer[i-1]; + } else { + // Error + warnings++; + PrintAndLog("Warning: Manchester decode error for pulse width detection."); + PrintAndLog("(too many of those messages mean either the stream is not Manchester encoded, or clock is wrong)"); + + if (warnings > 10) + { + PrintAndLog("Error: too many detection errors, aborting."); + return 0; + } + } + } + } + + // At this stage, we now have a bitstream of "01" ("1") or "10" ("0"), parse it into final decoded bitstream + // Actually, we overwrite BitStream with the new decoded bitstream, we just need to be careful + // to stop output at the final bitidx2 value, not bitidx + for (i = 0; i < bitidx; i += 2) { + if ((BitStream[i] == 0) && (BitStream[i+1] == 1)) { + BitStream[bit2idx++] = 1 ^ invert; + } else if ((BitStream[i] == 1) && (BitStream[i+1] == 0)) { + BitStream[bit2idx++] = 0 ^ invert; + } else { + // We cannot end up in this state, this means we are unsynchronized, + // move up 1 bit: + i++; + warnings++; + PrintAndLog("Unsynchronized, resync..."); + PrintAndLog("(too many of those messages mean the stream is not Manchester encoded)"); + + if (warnings > 10) + { + PrintAndLog("Error: too many decode errors, aborting."); + return 0; + } + } + } + } + + PrintAndLog("Manchester decoded bitstream"); + // Now output the bitstream to the scrollback by line of 16 bits + for (i = 0; i < (bit2idx-16); i+=16) { + PrintAndLog("%i %i %i %i %i %i %i %i %i %i %i %i %i %i %i %i", + BitStream[i], + BitStream[i+1], + BitStream[i+2], + BitStream[i+3], + BitStream[i+4], + BitStream[i+5], + BitStream[i+6], + BitStream[i+7], + BitStream[i+8], + BitStream[i+9], + BitStream[i+10], + BitStream[i+11], + BitStream[i+12], + BitStream[i+13], + BitStream[i+14], + BitStream[i+15]); + } + return 0; } /* Modulate our data into manchester */ int CmdManchesterMod(const char *Cmd) { - int i, j; - int clock; - int bit, lastbit, wave; - - /* Get our clock */ - clock = GetClock(Cmd, 0, 1); - - wave = 0; - lastbit = 1; - for (i = 0; i < (int)(GraphTraceLen / clock); i++) - { - bit = GraphBuffer[i * clock] ^ 1; - - for (j = 0; j < (int)(clock/2); j++) - GraphBuffer[(i * clock) + j] = bit ^ lastbit ^ wave; - for (j = (int)(clock/2); j < clock; j++) - GraphBuffer[(i * clock) + j] = bit ^ lastbit ^ wave ^ 1; - - /* Keep track of how we start our wave and if we changed or not this time */ - wave ^= bit ^ lastbit; - lastbit = bit; - } - - RepaintGraphWindow(); - return 0; + int i, j; + int clock; + int bit, lastbit, wave; + + /* Get our clock */ + clock = GetClock(Cmd, 0, 1); + + wave = 0; + lastbit = 1; + for (i = 0; i < (int)(GraphTraceLen / clock); i++) + { + bit = GraphBuffer[i * clock] ^ 1; + + for (j = 0; j < (int)(clock/2); j++) + GraphBuffer[(i * clock) + j] = bit ^ lastbit ^ wave; + for (j = (int)(clock/2); j < clock; j++) + GraphBuffer[(i * clock) + j] = bit ^ lastbit ^ wave ^ 1; + + /* Keep track of how we start our wave and if we changed or not this time */ + wave ^= bit ^ lastbit; + lastbit = bit; + } + + RepaintGraphWindow(); + return 0; } int CmdNorm(const char *Cmd) { - int i; - int max = INT_MIN, min = INT_MAX; - - for (i = 10; i < GraphTraceLen; ++i) { - if (GraphBuffer[i] > max) - max = GraphBuffer[i]; - if (GraphBuffer[i] < min) - min = GraphBuffer[i]; - } - - if (max != min) { - for (i = 0; i < GraphTraceLen; ++i) { + int i; + int max = INT_MIN, min = INT_MAX; + + for (i = 10; i < GraphTraceLen; ++i) { + if (GraphBuffer[i] > max) + max = GraphBuffer[i]; + if (GraphBuffer[i] < min) + min = GraphBuffer[i]; + } + + if (max != min) { + for (i = 0; i < GraphTraceLen; ++i) { GraphBuffer[i] = (GraphBuffer[i] - ((max + min) / 2)) * 256 / - (max - min); + (max - min); //marshmelow: adjusted *1000 to *256 to make +/- 128 so demod commands still work - } - } - RepaintGraphWindow(); - return 0; + } + } + RepaintGraphWindow(); + return 0; } int CmdPlot(const char *Cmd) { - ShowGraphWindow(); - return 0; + ShowGraphWindow(); + return 0; } int CmdSave(const char *Cmd) { - FILE *f = fopen(Cmd, "w"); - if(!f) { - PrintAndLog("couldn't open '%s'", Cmd); - return 0; - } - int i; - for (i = 0; i < GraphTraceLen; i++) { - fprintf(f, "%d\n", GraphBuffer[i]); - } - fclose(f); - PrintAndLog("saved to '%s'", Cmd); - return 0; + char filename[FILE_PATH_SIZE] = {0x00}; + int len = 0; + + len = strlen(Cmd); + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + memcpy(filename, Cmd, len); + + + FILE *f = fopen(filename, "w"); + if(!f) { + PrintAndLog("couldn't open '%s'", filename); + return 0; + } + int i; + for (i = 0; i < GraphTraceLen; i++) { + fprintf(f, "%d\n", GraphBuffer[i]); + } + fclose(f); + PrintAndLog("saved to '%s'", Cmd); + return 0; } int CmdScale(const char *Cmd) { - CursorScaleFactor = atoi(Cmd); - if (CursorScaleFactor == 0) { - PrintAndLog("bad, can't have zero scale"); - CursorScaleFactor = 1; - } - RepaintGraphWindow(); - return 0; + CursorScaleFactor = atoi(Cmd); + if (CursorScaleFactor == 0) { + PrintAndLog("bad, can't have zero scale"); + CursorScaleFactor = 1; + } + RepaintGraphWindow(); + return 0; } int CmdThreshold(const char *Cmd) { - int threshold = atoi(Cmd); - - for (int i = 0; i < GraphTraceLen; ++i) { - if (GraphBuffer[i] >= threshold) - GraphBuffer[i] = 1; - else - GraphBuffer[i] = -1; - } - RepaintGraphWindow(); - return 0; + int threshold = atoi(Cmd); + + for (int i = 0; i < GraphTraceLen; ++i) { + if (GraphBuffer[i] >= threshold) + GraphBuffer[i] = 1; + else + GraphBuffer[i] = -1; + } + RepaintGraphWindow(); + return 0; } int CmdDirectionalThreshold(const char *Cmd) @@ -1462,117 +1477,117 @@ int CmdDirectionalThreshold(const char *Cmd) int8_t upThres = param_get8(Cmd, 0); int8_t downThres = param_get8(Cmd, 1); - printf("Applying Up Threshold: %d, Down Threshold: %d\n", upThres, downThres); - - int lastValue = GraphBuffer[0]; - GraphBuffer[0] = 0; // Will be changed at the end, but init 0 as we adjust to last samples value if no threshold kicks in. - - for (int i = 1; i < GraphTraceLen; ++i) { - // Apply first threshold to samples heading up - if (GraphBuffer[i] >= upThres && GraphBuffer[i] > lastValue) - { - lastValue = GraphBuffer[i]; // Buffer last value as we overwrite it. - GraphBuffer[i] = 1; - } - // Apply second threshold to samples heading down - else if (GraphBuffer[i] <= downThres && GraphBuffer[i] < lastValue) - { - lastValue = GraphBuffer[i]; // Buffer last value as we overwrite it. - GraphBuffer[i] = -1; - } - else - { - lastValue = GraphBuffer[i]; // Buffer last value as we overwrite it. - GraphBuffer[i] = GraphBuffer[i-1]; - - } - } - GraphBuffer[0] = GraphBuffer[1]; // Aline with first edited sample. - RepaintGraphWindow(); - return 0; + printf("Applying Up Threshold: %d, Down Threshold: %d\n", upThres, downThres); + + int lastValue = GraphBuffer[0]; + GraphBuffer[0] = 0; // Will be changed at the end, but init 0 as we adjust to last samples value if no threshold kicks in. + + for (int i = 1; i < GraphTraceLen; ++i) { + // Apply first threshold to samples heading up + if (GraphBuffer[i] >= upThres && GraphBuffer[i] > lastValue) + { + lastValue = GraphBuffer[i]; // Buffer last value as we overwrite it. + GraphBuffer[i] = 1; + } + // Apply second threshold to samples heading down + else if (GraphBuffer[i] <= downThres && GraphBuffer[i] < lastValue) + { + lastValue = GraphBuffer[i]; // Buffer last value as we overwrite it. + GraphBuffer[i] = -1; + } + else + { + lastValue = GraphBuffer[i]; // Buffer last value as we overwrite it. + GraphBuffer[i] = GraphBuffer[i-1]; + + } + } + GraphBuffer[0] = GraphBuffer[1]; // Aline with first edited sample. + RepaintGraphWindow(); + return 0; } int CmdZerocrossings(const char *Cmd) { - // Zero-crossings aren't meaningful unless the signal is zero-mean. - CmdHpf(""); - - int sign = 1; - int zc = 0; - int lastZc = 0; - - for (int i = 0; i < GraphTraceLen; ++i) { - if (GraphBuffer[i] * sign >= 0) { - // No change in sign, reproduce the previous sample count. - zc++; - GraphBuffer[i] = lastZc; - } else { - // Change in sign, reset the sample count. - sign = -sign; - GraphBuffer[i] = lastZc; - if (sign > 0) { - lastZc = zc; - zc = 0; - } - } - } - - RepaintGraphWindow(); - return 0; + // Zero-crossings aren't meaningful unless the signal is zero-mean. + CmdHpf(""); + + int sign = 1; + int zc = 0; + int lastZc = 0; + + for (int i = 0; i < GraphTraceLen; ++i) { + if (GraphBuffer[i] * sign >= 0) { + // No change in sign, reproduce the previous sample count. + zc++; + GraphBuffer[i] = lastZc; + } else { + // Change in sign, reset the sample count. + sign = -sign; + GraphBuffer[i] = lastZc; + if (sign > 0) { + lastZc = zc; + zc = 0; + } + } + } + + RepaintGraphWindow(); + return 0; } static command_t CommandTable[] = { - {"help", CmdHelp, 1, "This help"}, - {"amp", CmdAmp, 1, "Amplify peaks"}, - {"askdemod", Cmdaskdemod, 1, "<0 or 1> -- Attempt to demodulate simple ASK tags"}, + {"help", CmdHelp, 1, "This help"}, + {"amp", CmdAmp, 1, "Amplify peaks"}, + {"askdemod", Cmdaskdemod, 1, "<0 or 1> -- Attempt to demodulate simple ASK tags"}, {"askmandemod", Cmdaskmandemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK/Manchester tags and output binary (args optional[clock will try Auto-detect])"}, {"askrawdemod", Cmdaskrawdemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK tags and output binary (args optional[clock will try Auto-detect])"}, - {"autocorr", CmdAutoCorr, 1, " -- Autocorrelation over window"}, - {"biphaserawdecode",CmdBiphaseDecodeRaw,1,"[offset] Biphase decode binary stream already in graph buffer (offset = bit to start decode from)"}, - {"bitsamples", CmdBitsamples, 0, "Get raw samples as bitstring"}, - {"bitstream", CmdBitstream, 1, "[clock rate] -- Convert waveform into a bitstream"}, - {"buffclear", CmdBuffClear, 1, "Clear sample buffer and graph window"}, - {"dec", CmdDec, 1, "Decimate samples"}, + {"autocorr", CmdAutoCorr, 1, " -- Autocorrelation over window"}, + {"biphaserawdecode",CmdBiphaseDecodeRaw,1,"[offset] Biphase decode binary stream already in graph buffer (offset = bit to start decode from)"}, + {"bitsamples", CmdBitsamples, 0, "Get raw samples as bitstring"}, + {"bitstream", CmdBitstream, 1, "[clock rate] -- Convert waveform into a bitstream"}, + {"buffclear", CmdBuffClear, 1, "Clear sample buffer and graph window"}, + {"dec", CmdDec, 1, "Decimate samples"}, {"detectclock", CmdDetectClockRate, 1, "Detect ASK clock rate"}, - {"fskdemod", CmdFSKdemod, 1, "Demodulate graph window as a HID FSK"}, - {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate graph window as a HID FSK using raw"}, - {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate graph window as an IO Prox FSK using raw"}, + {"fskdemod", CmdFSKdemod, 1, "Demodulate graph window as a HID FSK"}, + {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate graph window as a HID FSK using raw"}, + {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate graph window as an IO Prox FSK using raw"}, {"fskrawdemod", CmdFSKrawdemod, 1, "[clock rate] [invert] [rchigh] [rclow] Demodulate graph window from FSK to binary (clock = 50)(invert = 1|0)(rchigh = 10)(rclow=8)"}, - {"grid", CmdGrid, 1, " -- overlay grid on graph window, use zero value to turn off either"}, + {"grid", CmdGrid, 1, " -- overlay grid on graph window, use zero value to turn off either"}, {"hexsamples", CmdHexsamples, 0, " [] -- Dump big buffer as hex bytes"}, - {"hide", CmdHide, 1, "Hide graph window"}, - {"hpf", CmdHpf, 1, "Remove DC offset from trace"}, - {"load", CmdLoad, 1, " -- Load trace (to graph window"}, - {"ltrim", CmdLtrim, 1, " -- Trim samples from left of trace"}, - {"rtrim", CmdRtrim, 1, " -- Trim samples from right of trace"}, - {"mandemod", CmdManchesterDemod, 1, "[i] [clock rate] -- Manchester demodulate binary stream (option 'i' to invert output)"}, - {"manrawdecode", Cmdmandecoderaw, 1, "Manchester decode binary stream already in graph buffer"}, - {"manmod", CmdManchesterMod, 1, "[clock rate] -- Manchester modulate a binary stream"}, + {"hide", CmdHide, 1, "Hide graph window"}, + {"hpf", CmdHpf, 1, "Remove DC offset from trace"}, + {"load", CmdLoad, 1, " -- Load trace (to graph window"}, + {"ltrim", CmdLtrim, 1, " -- Trim samples from left of trace"}, + {"rtrim", CmdRtrim, 1, " -- Trim samples from right of trace"}, + {"mandemod", CmdManchesterDemod, 1, "[i] [clock rate] -- Manchester demodulate binary stream (option 'i' to invert output)"}, + {"manrawdecode", Cmdmandecoderaw, 1, "Manchester decode binary stream already in graph buffer"}, + {"manmod", CmdManchesterMod, 1, "[clock rate] -- Manchester modulate a binary stream"}, {"norm", CmdNorm, 1, "Normalize max/min to +/-128"}, - {"plot", CmdPlot, 1, "Show graph window (hit 'h' in window for keystroke help)"}, + {"plot", CmdPlot, 1, "Show graph window (hit 'h' in window for keystroke help)"}, {"pskclean", CmdPskClean, 1, "Attempt to clean psk wave"}, {"pskdetectclock",CmdDetectNRZpskClockRate, 1, "Detect ASK, PSK, or NRZ clock rate"}, {"pskindalademod",CmdIndalaDecode, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk indala tags and output ID binary & hex (args optional[clock will try Auto-detect])"}, {"psknrzrawdemod",CmdpskNRZrawDemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk or nrz tags and output binary (args optional[clock will try Auto-detect])"}, - {"samples", CmdSamples, 0, "[512 - 40000] -- Get raw samples for graph window"}, - {"save", CmdSave, 1, " -- Save trace (from graph window)"}, - {"scale", CmdScale, 1, " -- Set cursor display scale"}, - {"threshold", CmdThreshold, 1, " -- Maximize/minimize every value in the graph window depending on threshold"}, + {"samples", CmdSamples, 0, "[512 - 40000] -- Get raw samples for graph window"}, + {"save", CmdSave, 1, " -- Save trace (from graph window)"}, + {"scale", CmdScale, 1, " -- Set cursor display scale"}, + {"threshold", CmdThreshold, 1, " -- Maximize/minimize every value in the graph window depending on threshold"}, {"dirthreshold", CmdDirectionalThreshold, 1, " -- Max rising higher up-thres/ Min falling lower down-thres, keep rest as prev."}, {"tune", CmdTuneSamples, 0, "Get hw tune samples for graph window"}, - {"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"}, - {NULL, NULL, 0, NULL} + {"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"}, + {NULL, NULL, 0, NULL} }; int CmdData(const char *Cmd) { - CmdsParse(CommandTable, Cmd); - return 0; + CmdsParse(CommandTable, Cmd); + return 0; } int CmdHelp(const char *Cmd) { - CmdsHelp(CommandTable); - return 0; + CmdsHelp(CommandTable); + return 0; } diff --git a/client/cmdhf.c b/client/cmdhf.c index 2da4c2d9..762fada4 100644 --- a/client/cmdhf.c +++ b/client/cmdhf.c @@ -342,8 +342,7 @@ uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, bool iclass, bool sho // Rough guess that this is a command from the reader // For iClass the command byte is not part of the CRC ComputeCrc14443(CRC_ICLASS, &frame[1], data_len-3, &b1, &b2); - } - else { + } else { // For other data.. CRC might not be applicable (UPDATE commands etc.) ComputeCrc14443(CRC_ICLASS, frame, data_len-2, &b1, &b2); } @@ -363,7 +362,6 @@ uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, bool iclass, bool sho } } } - } char *crc = crcError ? "!crc" :" "; @@ -371,8 +369,10 @@ uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, bool iclass, bool sho if(!isResponse) { - if(iclass) annotateIclass(explanation,sizeof(explanation),frame,data_len); - else annotateIso14443a(explanation,sizeof(explanation),frame,data_len); + if(iclass) + annotateIclass(explanation,sizeof(explanation),frame,data_len); + else + annotateIso14443a(explanation,sizeof(explanation),frame,data_len); } int num_lines = (data_len - 1)/16 + 1; diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index 673737e2..53ab240c 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -27,6 +27,107 @@ static int CmdHelp(const char *Cmd); static void waitCmd(uint8_t iLen); +// structure and database for uid -> tagtype lookups +typedef struct { + uint8_t uid; + char* desc; +} manufactureName; + +const manufactureName manufactureMapping[] = { + // ID, "Vendor Country" + { 0x01, "Motorola UK" }, + { 0x02, "ST Microelectronics SA France" }, + { 0x03, "Hitachi, Ltd Japan" }, + { 0x04, "NXP Semiconductors Germany" }, + { 0x05, "Infineon Technologies AG Germany" }, + { 0x06, "Cylink USA" }, + { 0x07, "Texas Instrument France" }, + { 0x08, "Fujitsu Limited Japan" }, + { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" }, + { 0x0A, "NEC Japan" }, + { 0x0B, "Oki Electric Industry Co. Ltd Japan" }, + { 0x0C, "Toshiba Corp. Japan" }, + { 0x0D, "Mitsubishi Electric Corp. Japan" }, + { 0x0E, "Samsung Electronics Co. Ltd Korea" }, + { 0x0F, "Hynix / Hyundai, Korea" }, + { 0x10, "LG-Semiconductors Co. Ltd Korea" }, + { 0x11, "Emosyn-EM Microelectronics USA" }, + { 0x12, "INSIDE Technology France" }, + { 0x13, "ORGA Kartensysteme GmbH Germany" }, + { 0x14, "SHARP Corporation Japan" }, + { 0x15, "ATMEL France" }, + { 0x16, "EM Microelectronic-Marin SA Switzerland" }, + { 0x17, "KSW Microtec GmbH Germany" }, + { 0x18, "ZMD AG Germany" }, + { 0x19, "XICOR, Inc. USA" }, + { 0x1A, "Sony Corporation Japan Identifier Company Country" }, + { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" }, + { 0x1C, "Emosyn USA" }, + { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" }, + { 0x1E, "Magellan Technology Pty Limited Australia" }, + { 0x1F, "Melexis NV BO Switzerland" }, + { 0x20, "Renesas Technology Corp. Japan" }, + { 0x21, "TAGSYS France" }, + { 0x22, "Transcore USA" }, + { 0x23, "Shanghai belling corp., ltd. China" }, + { 0x24, "Masktech Germany Gmbh Germany" }, + { 0x25, "Innovision Research and Technology Plc UK" }, + { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" }, + { 0x27, "Cypak AB Sweden" }, + { 0x28, "Ricoh Japan" }, + { 0x29, "ASK France" }, + { 0x2A, "Unicore Microsystems, LLC Russian Federation" }, + { 0x2B, "Dallas Semiconductor/Maxim USA" }, + { 0x2C, "Impinj, Inc. USA" }, + { 0x2D, "RightPlug Alliance USA" }, + { 0x2E, "Broadcom Corporation USA" }, + { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" }, + { 0x30, "BeeDar Technology Inc. USA" }, + { 0x31, "RFIDsec Denmark" }, + { 0x32, "Schweizer Electronic AG Germany" }, + { 0x33, "AMIC Technology Corp Taiwan" }, + { 0x34, "Mikron JSC Russia" }, + { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" }, + { 0x36, "IDS Microchip AG Switzerland" }, + { 0x37, "Kovio USA" }, + { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" }, + { 0x39, "Silicon Craft Technology Thailand" }, + { 0x3A, "Advanced Film Device Inc. Japan" }, + { 0x3B, "Nitecrest Ltd UK" }, + { 0x3C, "Verayo Inc. USA" }, + { 0x3D, "HID Global USA" }, + { 0x3E, "Productivity Engineering Gmbh Germany" }, + { 0x3F, "Austriamicrosystems AG (reserved) Austria" }, + { 0x40, "Gemalto SA France" }, + { 0x41, "Renesas Electronics Corporation Japan" }, + { 0x42, "3Alogics Inc Korea" }, + { 0x43, "Top TroniQ Asia Limited Hong Kong" }, + { 0x44, "Gentag Inc (USA) USA" }, + { 0x00, "no tag-info available" } // must be the last entry +}; + + +// get a product description based on the UID +// uid[8] tag uid +// returns description of the best match +char* getTagInfo(uint8_t uid) { + + int i, best = -1; + int len = sizeof(manufactureMapping) / sizeof(manufactureName); + + for ( i = 0; i < len; ++i ) { + if ( uid == manufactureMapping[i].uid) { + if (best == -1) { + best = i; + } + } + } + + if (best>=0) return manufactureMapping[best].desc; + + return manufactureMapping[i].desc; +} + int CmdHF14AList(const char *Cmd) { PrintAndLog("Deprecated command, use 'hf list 14a' instead"); @@ -65,6 +166,12 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen)); PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]); + // Double & triple sized UID, can be mapped to a manufacturer. + // HACK: does this apply for Ultralight cards? + if ( card.uidlen > 4 ) { + PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0])); + } + switch (card.sak) { case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break; case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break; @@ -83,7 +190,6 @@ int CmdHF14AReader(const char *Cmd) default: ; } - // try to request ATS even if tag claims not to support it if (select_status == 2) { uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0 @@ -98,13 +204,6 @@ int CmdHF14AReader(const char *Cmd) card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes } - // disconnect - c.arg[0] = 0; - c.arg[1] = 0; - c.arg[2] = 0; - SendCommand(&c); - - if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes bool ta1 = 0, tb1 = 0, tc1 = 0; int pos; @@ -243,6 +342,24 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog("proprietary non iso14443-4 card found, RATS not supported"); } + + // try to see if card responses to "chinese magic backdoor" commands. + c.cmd = CMD_MIFARE_CIDENT; + c.arg[0] = 0; + c.arg[1] = 0; + c.arg[2] = 0; + SendCommand(&c); + WaitForResponse(CMD_ACK,&resp); + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog(" Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") ); + + // disconnect + c.cmd = CMD_READER_ISO_14443a; + c.arg[0] = 0; + c.arg[1] = 0; + c.arg[2] = 0; + SendCommand(&c); + return select_status; } @@ -397,19 +514,22 @@ int CmdHF14ACmdRaw(const char *cmd) { uint8_t active=0; uint8_t active_select=0; uint16_t numbits=0; + uint16_t timeout=0; + uint8_t bTimeout=0; char buf[5]=""; int i=0; - uint8_t data[100]; + uint8_t data[USB_CMD_DATA_SIZE]; unsigned int datalen=0, temp; if (strlen(cmd)<2) { - PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] <0A 0B 0C ... hex>"); + PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <0A 0B 0C ... hex>"); PrintAndLog(" -r do not read response"); PrintAndLog(" -c calculate and append CRC"); PrintAndLog(" -p leave the signal field ON after receive"); PrintAndLog(" -a active signal field ON without select"); PrintAndLog(" -s active signal field ON with select"); PrintAndLog(" -b number of bits to send. Useful for send partial byte"); + PrintAndLog(" -t timeout"); return 0; } @@ -442,6 +562,14 @@ int CmdHF14ACmdRaw(const char *cmd) { while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } i-=2; break; + case 't': + bTimeout=1; + sscanf(cmd+i+2,"%d",&temp); + timeout = temp & 0xFFFF; + i+=3; + while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } + i+=2; + break; default: PrintAndLog("Invalid option"); return 0; @@ -459,15 +587,19 @@ int CmdHF14ACmdRaw(const char *cmd) { if (strlen(buf)>=2) { sscanf(buf,"%x",&temp); data[datalen]=(uint8_t)(temp & 0xff); - datalen++; *buf=0; + if (++datalen>sizeof(data)){ + if (crc) + PrintAndLog("Buffer is full, we can't add CRC to your data"); + break; + } } continue; } PrintAndLog("Invalid char on input"); return 0; } - if(crc && datalen>0) + if(crc && datalen>0 && datalenMAX_TIMEOUT) { + c.arg[2] = MAX_TIMEOUT; + PrintAndLog("Set timeout to 624 ms. The max we can wait for response"); + } + } if(power) c.arg[0] |= ISO14A_NO_DISCONNECT; if(datalen>0) c.arg[0] |= ISO14A_RAW; - c.arg[1] = datalen; - c.arg[2] = numbits; + // Max buffer is USB_CMD_DATA_SIZE + c.arg[1] = (datalen & 0xFFFF) | (numbits << 16); memcpy(c.d.asBytes,data,datalen); SendCommand(&c); @@ -507,7 +648,7 @@ static void waitCmd(uint8_t iSelect) UsbCommand resp; char *hexout; - if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { recv = resp.d.asBytes; uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0]; PrintAndLog("received %i octets",iLen); diff --git a/client/cmdhf14a.h b/client/cmdhf14a.h index 56329bed..aa35dec6 100644 --- a/client/cmdhf14a.h +++ b/client/cmdhf14a.h @@ -20,4 +20,5 @@ int CmdHF14AReader(const char *Cmd); int CmdHF14ASim(const char *Cmd); int CmdHF14ASnoop(const char *Cmd); +char* getTagInfo(uint8_t uid); #endif diff --git a/client/cmdhf14b.c b/client/cmdhf14b.c index 7e4cbd00..e3d0fc23 100644 --- a/client/cmdhf14b.c +++ b/client/cmdhf14b.c @@ -23,7 +23,6 @@ #include "cmdhf14b.h" #include "cmdmain.h" - static int CmdHelp(const char *Cmd); int CmdHF14BDemod(const char *Cmd) @@ -146,7 +145,7 @@ demodError: int CmdHF14BList(const char *Cmd) { - uint8_t got[960]; + uint8_t got[TRACE_BUFFER_SIZE]; GetFromBigBuf(got,sizeof(got),0); WaitForResponse(CMD_ACK,NULL); @@ -158,9 +157,8 @@ int CmdHF14BList(const char *Cmd) int prev = -1; for(;;) { - if(i >= 900) { - break; - } + + if(i >= TRACE_BUFFER_SIZE) { break; } bool isResponse; int timestamp = *((uint32_t *)(got+i)); @@ -177,7 +175,7 @@ int CmdHF14BList(const char *Cmd) if(len > 100) { break; } - if(i + len >= 900) { + if(i + len >= TRACE_BUFFER_SIZE) { break; } @@ -406,20 +404,27 @@ int CmdHF14BWrite( const char *Cmd){ bool isSrix4k = true; char str[20]; - if (cmdp == 'h' || cmdp == 'H') { + if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') { PrintAndLog("Usage: hf 14b write <1|2> "); - PrintAndLog(""); - PrintAndLog(" sample: hf 14b write 1 127 11223344"); - PrintAndLog(" sample: hf 14b write 1 255 11223344"); - PrintAndLog(" sample: hf 14b write 2 15 11223344"); - PrintAndLog(" sample: hf 14b write 2 255 11223344"); + PrintAndLog(" [1 = SRIX4K]"); + PrintAndLog(" [2 = SRI512]"); + PrintAndLog(" [BLOCK number depends on tag, special block == FF]"); + PrintAndLog(" sample: hf 14b write 1 7F 11223344"); + PrintAndLog(" : hf 14b write 1 FF 11223344"); + PrintAndLog(" : hf 14b write 2 15 11223344"); + PrintAndLog(" : hf 14b write 2 FF 11223344"); return 0; } - if ( param_getchar(Cmd, 0) == '2' ) + if ( cmdp == '2' ) isSrix4k = false; - blockno = param_get8(Cmd, 1); + //blockno = param_get8(Cmd, 1); + + if ( param_gethex(Cmd,1, &blockno, 2) ) { + PrintAndLog("Block number must include 2 HEX symbols"); + return 0; + } if ( isSrix4k ){ if ( blockno > 0x7f && blockno != 0xff ){ @@ -439,11 +444,12 @@ int CmdHF14BWrite( const char *Cmd){ } if ( blockno == 0xff) - PrintAndLog("Writing to special block %02X [ %s]", blockno, sprint_hex(data,4) ); + PrintAndLog("[%s] Write special block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512" , blockno, sprint_hex(data,4) ); else - PrintAndLog("Writing to block %02X [ %s]", blockno, sprint_hex(data,4) ); + PrintAndLog("[%s] Write block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512", blockno, sprint_hex(data,4) ); sprintf(str, "-c -p 09 %02x %02x%02x%02x%02x", blockno, data[0], data[1], data[2], data[3]); + CmdHF14BCmdRaw(str); return 0; } diff --git a/client/cmdhf15.c b/client/cmdhf15.c index b1e04e9a..d6ab2000 100644 --- a/client/cmdhf15.c +++ b/client/cmdhf15.c @@ -55,38 +55,135 @@ typedef struct { const productName uidmapping[] = { + // UID, #significant Bits, "Vendor(+Product)" - { 0xE001000000000000LL, 16, "Motorola" }, - { 0xE002000000000000LL, 16, "ST Microelectronics" }, - { 0xE003000000000000LL, 16, "Hitachi" }, - { 0xE004000000000000LL, 16, "NXP(Philips)" }, + { 0xE001000000000000LL, 16, "Motorola UK" }, + + // E0 02 xx + // 02 = ST Microelectronics + // XX = IC id (Chip ID Family) + { 0xE002000000000000LL, 16, "ST Microelectronics SA France" }, + { 0xE002050000000000LL, 24, "ST Microelectronics; LRI64 [IC id = 05]"}, + { 0xE002080000000000LL, 24, "ST Microelectronics; LRI2K [IC id = 08]"}, + { 0xE0020A0000000000LL, 24, "ST Microelectronics; LRIS2K [IC id = 10]"}, + { 0xE002440000000000LL, 24, "ST Microelectronics; LRIS64K [IC id = 68]"}, + + { 0xE003000000000000LL, 16, "Hitachi, Ltd Japan" }, + + // E0 04 xx + // 04 = Manufacturer code (Philips/NXP) + // XX = IC id (Chip ID Family) + //I-Code SLI SL2 ICS20 [IC id = 01] + //I-Code SLI-S [IC id = 02] + //I-Code SLI-L [IC id = 03] + //I-Code SLIX [IC id = 01 + bit36 set to 1 (starting from bit0 - different from normal SLI)] + //I-Code SLIX-S [IC id = 02 + bit36 set to 1] + //I-Code SLIX-L [IC id = 03 + bit36 set to 1] + { 0xE004000000000000LL, 16, "NXP Semiconductors Germany (Philips)" }, { 0xE004010000000000LL, 24, "NXP(Philips); IC SL2 ICS20/ICS21(SLI) ICS2002/ICS2102(SLIX)" }, { 0xE004020000000000LL, 24, "NXP(Philips); IC SL2 ICS53/ICS54(SLI-S) ICS5302/ICS5402(SLIX-S)" }, { 0xE004030000000000LL, 24, "NXP(Philips); IC SL2 ICS50/ICS51(SLI-L) ICS5002/ICS5102(SLIX-L)" }, - { 0xE005000000000000LL, 16, "Infineon" }, - { 0xE005400000000000LL, 24, "Infineon; 56x32bit" }, - { 0xE006000000000000LL, 16, "Cylinc" }, - { 0xE007000000000000LL, 16, "Texas Instrument; " }, + + // E0 05 XX .. .. .. + // 05 = Manufacturer code (Infineon) + // XX = IC id (Chip ID Family) + { 0xE005000000000000LL, 16, "Infineon Technologies AG Germany" }, + { 0xE005A10000000000LL, 24, "Infineon; SRF55V01P [IC id = 161] plain mode 1kBit"}, + { 0xE005A80000000000LL, 24, "Infineon; SRF55V01P [IC id = 168] pilot series 1kBit"}, + { 0xE005400000000000LL, 24, "Infineon; SRF55V02P [IC id = 64] plain mode 2kBit"}, + { 0xE005000000000000LL, 24, "Infineon; SRF55V10P [IC id = 00] plain mode 10KBit"}, + { 0xE005500000000000LL, 24, "Infineon; SRF55V02S [IC id = 80] secure mode 2kBit"}, + { 0xE005100000000000LL, 24, "Infineon; SRF55V10S [IC id = 16] secure mode 10KBit"}, + { 0xE0051E0000000000LL, 23, "Infineon; SLE66r01P [IC id = 3x = My-d Move or My-d move NFC]"}, + { 0xE005200000000000LL, 21, "Infineon; SLE66r01P [IC id = 3x = My-d Move or My-d move NFC]"}, + + { 0xE006000000000000LL, 16, "Cylink USA" }, + + + // E0 07 xx + // 07 = Texas Instruments + // XX = from bit 41 to bit 43 = product configuration - from bit 44 to bit 47 IC id (Chip ID Family) + //Tag IT RFIDType-I Plus, 2kBit, TI Inlay + //Tag-it HF-I Plus Inlay [IC id = 00] -> b'0000 000 2kBit + //Tag-it HF-I Plus Chip [IC id = 64] -> b'1000 000 2kBit + //Tag-it HF-I Standard Chip / Inlays [IC id = 96] -> b'1100 000 256Bit + //Tag-it HF-I Pro Chip / Inlays [IC id = 98] -> b'1100 010 256Bit, Password protection + { 0xE007000000000000LL, 16, "Texas Instrument France" }, { 0xE007000000000000LL, 20, "Texas Instrument; Tag-it HF-I Plus Inlay; 64x32bit" }, { 0xE007100000000000LL, 20, "Texas Instrument; Tag-it HF-I Plus Chip; 64x32bit" }, { 0xE007800000000000LL, 23, "Texas Instrument; Tag-it HF-I Plus (RF-HDT-DVBB tag or Third Party Products)" }, { 0xE007C00000000000LL, 23, "Texas Instrument; Tag-it HF-I Standard; 8x32bit" }, { 0xE007C40000000000LL, 23, "Texas Instrument; Tag-it HF-I Pro; 8x23bit; password" }, - { 0xE008000000000000LL, 16, "Fujitsu" }, - { 0xE009000000000000LL, 16, "Matsushita" }, - { 0xE00A000000000000LL, 16, "NEC" }, - { 0xE00B000000000000LL, 16, "Oki Electric" }, - { 0xE00C000000000000LL, 16, "Toshiba" }, - { 0xE00D000000000000LL, 16, "Mitsubishi" }, - { 0xE00E000000000000LL, 16, "Samsung" }, - { 0xE00F000000000000LL, 16, "Hyundai" }, - { 0xE010000000000000LL, 16, "LG-Semiconductors" }, + + { 0xE008000000000000LL, 16, "Fujitsu Limited Japan" }, + { 0xE009000000000000LL, 16, "Matsushita Electronics Corporation, Semiconductor Company Japan" }, + { 0xE00A000000000000LL, 16, "NEC Japan" }, + { 0xE00B000000000000LL, 16, "Oki Electric Industry Co. Ltd Japan" }, + { 0xE00C000000000000LL, 16, "Toshiba Corp. Japan" }, + { 0xE00D000000000000LL, 16, "Mitsubishi Electric Corp. Japan" }, + { 0xE00E000000000000LL, 16, "Samsung Electronics Co. Ltd Korea" }, + { 0xE00F000000000000LL, 16, "Hynix / Hyundai, Korea" }, + { 0xE010000000000000LL, 16, "LG-Semiconductors Co. Ltd Korea" }, + { 0xE011000000000000LL, 16, "Emosyn-EM Microelectronics USA" }, + { 0xE012000000000000LL, 16, "HID Corporation" }, - { 0xE016000000000000LL, 16, "EM-Marin SA (Skidata)" }, + { 0xE012000000000000LL, 16, "INSIDE Technology France" }, + { 0xE013000000000000LL, 16, "ORGA Kartensysteme GmbH Germany" }, + { 0xE014000000000000LL, 16, "SHARP Corporation Japan" }, + { 0xE015000000000000LL, 16, "ATMEL France" }, + + { 0xE016000000000000LL, 16, "EM Microelectronic-Marin SA Switzerland (Skidata)" }, { 0xE016040000000000LL, 24, "EM-Marin SA (Skidata Keycard-eco); EM4034? no 'read', just 'readmulti'" }, { 0xE0160c0000000000LL, 24, "EM-Marin SA; EM4035?" }, { 0xE016100000000000LL, 24, "EM-Marin SA (Skidata); EM4135; 36x64bit start page 13" }, { 0xE016940000000000LL, 24, "EM-Marin SA (Skidata); 51x64bit" }, + + { 0xE017000000000000LL, 16, "KSW Microtec GmbH Germany" }, + { 0xE018000000000000LL, 16, "ZMD AG Germany" }, + { 0xE019000000000000LL, 16, "XICOR, Inc. USA" }, + { 0xE01A000000000000LL, 16, "Sony Corporation Japan Identifier Company Country" }, + { 0xE01B000000000000LL, 16, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" }, + { 0xE01C000000000000LL, 16, "Emosyn USA" }, + { 0xE01D000000000000LL, 16, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" }, + { 0xE01E000000000000LL, 16, "Magellan Technology Pty Limited Australia" }, + { 0xE01F000000000000LL, 16, "Melexis NV BO Switzerland" }, + { 0xE020000000000000LL, 16, "Renesas Technology Corp. Japan" }, + { 0xE021000000000000LL, 16, "TAGSYS France" }, + { 0xE022000000000000LL, 16, "Transcore USA" }, + { 0xE023000000000000LL, 16, "Shanghai belling corp., ltd. China" }, + { 0xE024000000000000LL, 16, "Masktech Germany Gmbh Germany" }, + { 0xE025000000000000LL, 16, "Innovision Research and Technology Plc UK" }, + { 0xE026000000000000LL, 16, "Hitachi ULSI Systems Co., Ltd. Japan" }, + { 0xE027000000000000LL, 16, "Cypak AB Sweden" }, + { 0xE028000000000000LL, 16, "Ricoh Japan" }, + { 0xE029000000000000LL, 16, "ASK France" }, + { 0xE02A000000000000LL, 16, "Unicore Microsystems, LLC Russian Federation" }, + { 0xE02B000000000000LL, 16, "Dallas Semiconductor/Maxim USA" }, + { 0xE02C000000000000LL, 16, "Impinj, Inc. USA" }, + { 0xE02D000000000000LL, 16, "RightPlug Alliance USA" }, + { 0xE02E000000000000LL, 16, "Broadcom Corporation USA" }, + { 0xE02F000000000000LL, 16, "MStar Semiconductor, Inc Taiwan, ROC" }, + { 0xE030000000000000LL, 16, "BeeDar Technology Inc. USA" }, + { 0xE031000000000000LL, 16, " RFIDsec Denmark" }, + { 0xE032000000000000LL, 16, " Schweizer Electronic AG Germany" }, + { 0xE033000000000000LL, 16, " AMIC Technology Corp Taiwan" }, + { 0xE034000000000000LL, 16, "Mikron JSC Russia" }, + { 0xE035000000000000LL, 16, "Fraunhofer Institute for Photonic Microsystems Germany" }, + { 0xE036000000000000LL, 16, "IDS Microchip AG Switzerland" }, + { 0xE037000000000000LL, 16, "Kovio USA" }, + { 0xE038000000000000LL, 16, "HMT Microelectronic Ltd Switzerland Identifier Company Country" }, + { 0xE039000000000000LL, 16, "Silicon Craft Technology Thailand" }, + { 0xE03A000000000000LL, 16, "Advanced Film Device Inc. Japan" }, + { 0xE03B000000000000LL, 16, "Nitecrest Ltd UK" }, + { 0xE03C000000000000LL, 16, "Verayo Inc. USA" }, + { 0xE03D000000000000LL, 16, "HID Global USA" }, + { 0xE03E000000000000LL, 16, "Productivity Engineering Gmbh Germany" }, + { 0xE03F000000000000LL, 16, "Austriamicrosystems AG (reserved) Austria" }, + { 0xE040000000000000LL, 16, "Gemalto SA France" }, + { 0xE041000000000000LL, 16, "Renesas Electronics Corporation Japan" }, + { 0xE042000000000000LL, 16, "3Alogics Inc Korea" }, + { 0xE043000000000000LL, 16, "Top TroniQ Asia Limited Hong Kong" }, + { 0xE044000000000000LL, 16, "Gentag Inc (USA) USA" }, { 0,0,"no tag-info available" } // must be the last entry }; diff --git a/client/cmdhflegic.c b/client/cmdhflegic.c index bf874b62..35ba1f28 100644 --- a/client/cmdhflegic.c +++ b/client/cmdhflegic.c @@ -218,7 +218,24 @@ int CmdLegicRFRead(const char *Cmd) int CmdLegicLoad(const char *Cmd) { - FILE *f = fopen(Cmd, "r"); + char filename[FILE_PATH_SIZE] = {0x00}; + int len = 0; + + if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) { + PrintAndLog("It loads datasamples from the file `filename`"); + PrintAndLog("Usage: hf legic load "); + PrintAndLog(" sample: hf legic load filename"); + return 0; + } + + len = strlen(Cmd); + if (len > FILE_PATH_SIZE) { + PrintAndLog("Filepath too long (was %s bytes), max allowed is %s ", len, FILE_PATH_SIZE); + return 0; + } + memcpy(filename, Cmd, len); + + FILE *f = fopen(filename, "r"); if(!f) { PrintAndLog("couldn't open '%s'", Cmd); return -1; @@ -251,7 +268,7 @@ int CmdLegicSave(const char *Cmd) int requested = 1024; int offset = 0; int delivered = 0; - char filename[1024]; + char filename[FILE_PATH_SIZE]; uint8_t got[1024]; sscanf(Cmd, " %s %i %i", filename, &requested, &offset); diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c index 121736e9..66c0b25d 100644 --- a/client/cmdhfmf.c +++ b/client/cmdhfmf.c @@ -66,8 +66,7 @@ start: if (isOK != 1) return 1; // execute original function from util nonce2key - if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key)) - { + if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key)) { isOK = 2; PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt); } else { @@ -512,8 +511,8 @@ int CmdHF14AMfDump(const char *Cmd) return 2; } } + fclose(fin); - // Read access rights to sectors PrintAndLog("|-----------------------------------------|"); PrintAndLog("|------ Reading sector access bits...-----|"); @@ -544,8 +543,6 @@ int CmdHF14AMfDump(const char *Cmd) } } - // Read blocks and print to file - PrintAndLog("|-----------------------------------------|"); PrintAndLog("|----- Dumping all blocks to file... -----|"); PrintAndLog("|-----------------------------------------|"); @@ -629,8 +626,8 @@ int CmdHF14AMfRestore(const char *Cmd) { uint8_t sectorNo,blockNo; uint8_t keyType = 0; - uint8_t key[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; - uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; + uint8_t key[6] = {0xFF}; + uint8_t bldata[16] = {0x00}; uint8_t keyA[40][6]; uint8_t keyB[40][6]; uint8_t numSectors; @@ -657,21 +654,14 @@ int CmdHF14AMfRestore(const char *Cmd) return 0; } - if ((fdump = fopen("dumpdata.bin","rb")) == NULL) { - PrintAndLog("Could not find file dumpdata.bin"); - return 1; - } if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) { PrintAndLog("Could not find file dumpkeys.bin"); - fclose(fdump); return 1; } for (sectorNo = 0; sectorNo < numSectors; sectorNo++) { if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) { PrintAndLog("File reading error (dumpkeys.bin)."); - fclose(fdump); - fclose(fkeys); return 2; } } @@ -679,13 +669,16 @@ int CmdHF14AMfRestore(const char *Cmd) for (sectorNo = 0; sectorNo < numSectors; sectorNo++) { if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) { PrintAndLog("File reading error (dumpkeys.bin)."); - fclose(fdump); - fclose(fkeys); return 2; } } + fclose(fkeys); + if ((fdump = fopen("dumpdata.bin","rb")) == NULL) { + PrintAndLog("Could not find file dumpdata.bin"); + return 1; + } PrintAndLog("Restoring dumpdata.bin to card"); for (sectorNo = 0; sectorNo < numSectors; sectorNo++) { @@ -743,7 +736,7 @@ int CmdHF14AMfNested(const char *Cmd) uint8_t trgKeyType = 0; uint8_t SectorsCnt = 0; uint8_t key[6] = {0, 0, 0, 0, 0, 0}; - uint8_t keyBlock[6*6]; + uint8_t keyBlock[13*6]; uint64_t key64 = 0; bool transferToEml = false; @@ -773,11 +766,15 @@ int CmdHF14AMfNested(const char *Cmd) cmdp = param_getchar(Cmd, 0); blockNo = param_get8(Cmd, 1); ctmp = param_getchar(Cmd, 2); + if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') { PrintAndLog("Key type must be A or B"); return 1; } - if (ctmp != 'A' && ctmp != 'a') keyType = 1; + + if (ctmp != 'A' && ctmp != 'a') + keyType = 1; + if (param_gethex(Cmd, 3, key, 12)) { PrintAndLog("Key must include 12 HEX symbols"); return 1; @@ -791,8 +788,10 @@ int CmdHF14AMfNested(const char *Cmd) PrintAndLog("Target key type must be A or B"); return 1; } - if (ctmp != 'A' && ctmp != 'a') trgKeyType = 1; + if (ctmp != 'A' && ctmp != 'a') + trgKeyType = 1; } else { + switch (cmdp) { case '0': SectorsCnt = 05; break; case '1': SectorsCnt = 16; break; @@ -854,6 +853,14 @@ int CmdHF14AMfNested(const char *Cmd) num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6)); num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6)); num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6)); + num_to_bytes(0x4d3a99c351dd, 6, (uint8_t*)(keyBlock + 6 * 6)); + num_to_bytes(0x1a982c7e459a, 6, (uint8_t*)(keyBlock + 7 * 6)); + num_to_bytes(0xd3f7d3f7d3f7, 6, (uint8_t*)(keyBlock + 8 * 6)); + num_to_bytes(0x714c5c886e97, 6, (uint8_t*)(keyBlock + 9 * 6)); + num_to_bytes(0x587ee5f9350f, 6, (uint8_t*)(keyBlock + 10 * 6)); + num_to_bytes(0xa0478cc39091, 6, (uint8_t*)(keyBlock + 11 * 6)); + num_to_bytes(0x533cb6c723f6, 6, (uint8_t*)(keyBlock + 12 * 6)); + num_to_bytes(0x8fd0a4f256e9, 6, (uint8_t*)(keyBlock + 13 * 6)); PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt); for (i = 0; i < SectorsCnt; i++) { @@ -869,7 +876,6 @@ int CmdHF14AMfNested(const char *Cmd) } } - // nested sectors iterations = 0; PrintAndLog("nested..."); @@ -882,8 +888,7 @@ int CmdHF14AMfNested(const char *Cmd) if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) { PrintAndLog("Nested error.\n"); free(e_sector); - return 2; - } + return 2; } else { calibrate = false; } @@ -972,7 +977,7 @@ int CmdHF14AMfChk(const char *Cmd) } FILE * f; - char filename[256]={0}; + char filename[FILE_PATH_SIZE]={0}; char buf[13]; uint8_t *keyBlock = NULL, *p; uint8_t stKeyBlock = 20; @@ -1064,7 +1069,7 @@ int CmdHF14AMfChk(const char *Cmd) keycnt++; } else { // May be a dic file - if ( param_getstr(Cmd, 2 + i,filename) > 255 ) { + if ( param_getstr(Cmd, 2 + i,filename) >= FILE_PATH_SIZE ) { PrintAndLog("File name too long"); free(keyBlock); return 2; @@ -1345,26 +1350,44 @@ int CmdHF14AMfESet(const char *Cmd) int CmdHF14AMfELoad(const char *Cmd) { FILE * f; - char filename[20]; + char filename[FILE_PATH_SIZE]; char *fnameptr = filename; char buf[64]; uint8_t buf8[64]; - int i, len, blockNum; + int i, len, blockNum, numBlocks; + int nameParamNo = 1; memset(filename, 0, sizeof(filename)); memset(buf, 0, sizeof(buf)); - if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) { + char ctmp = param_getchar(Cmd, 0); + + if ( ctmp == 'h' || ctmp == 0x00) { PrintAndLog("It loads emul dump from the file `filename.eml`"); - PrintAndLog("Usage: hf mf eload "); + PrintAndLog("Usage: hf mf eload [card memory] "); + PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); + PrintAndLog(""); PrintAndLog(" sample: hf mf eload filename"); + PrintAndLog(" hf mf eload 4 filename"); return 0; } - len = strlen(Cmd); - if (len > 14) len = 14; + switch (ctmp) { + case '0' : numBlocks = 5*4; break; + case '1' : + case '\0': numBlocks = 16*4; break; + case '2' : numBlocks = 32*4; break; + case '4' : numBlocks = 256; break; + default: { + numBlocks = 16*4; + nameParamNo = 0; + } + } + + len = param_getstr(Cmd,nameParamNo,filename); + + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; - memcpy(filename, Cmd, len); fnameptr += len; sprintf(fnameptr, ".eml"); @@ -1379,14 +1402,16 @@ int CmdHF14AMfELoad(const char *Cmd) blockNum = 0; while(!feof(f)){ memset(buf, 0, sizeof(buf)); + if (fgets(buf, sizeof(buf), f) == NULL) { - if((blockNum == 16*4) || (blockNum == 32*4 + 8*16)) { // supports both old (1K) and new (4K) .eml files) - break; - } + + if (blockNum >= numBlocks) break; + PrintAndLog("File reading error."); fclose(f); return 2; } + if (strlen(buf) < 32){ if(strlen(buf) && feof(f)) break; @@ -1394,6 +1419,7 @@ int CmdHF14AMfELoad(const char *Cmd) fclose(f); return 2; } + for (i = 0; i < 32; i += 2) { sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]); } @@ -1405,12 +1431,12 @@ int CmdHF14AMfELoad(const char *Cmd) } blockNum++; - if (blockNum >= 32*4 + 8*16) break; + if (blockNum >= numBlocks) break; } fclose(f); - if ((blockNum != 16*4) && (blockNum != 32*4 + 8*16)) { - PrintAndLog("File content error. There must be 64 or 256 blocks."); + if ((blockNum != numBlocks)) { + PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks); return 4; } PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename); @@ -1421,45 +1447,70 @@ int CmdHF14AMfELoad(const char *Cmd) int CmdHF14AMfESave(const char *Cmd) { FILE * f; - char filename[20]; + char filename[FILE_PATH_SIZE]; char * fnameptr = filename; uint8_t buf[64]; - int i, j, len; + int i, j, len, numBlocks; + int nameParamNo = 1; memset(filename, 0, sizeof(filename)); memset(buf, 0, sizeof(buf)); - if (param_getchar(Cmd, 0) == 'h') { + char ctmp = param_getchar(Cmd, 0); + + if ( ctmp == 'h' || ctmp == 'H') { PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`"); - PrintAndLog("Usage: hf mf esave [file name w/o `.eml`]"); + PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]"); + PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); + PrintAndLog(""); PrintAndLog(" sample: hf mf esave "); - PrintAndLog(" hf mf esave filename"); + PrintAndLog(" hf mf esave 4"); + PrintAndLog(" hf mf esave 4 filename"); return 0; } - len = strlen(Cmd); - if (len > 14) len = 14; + switch (ctmp) { + case '0' : numBlocks = 5*4; break; + case '1' : + case '\0': numBlocks = 16*4; break; + case '2' : numBlocks = 32*4; break; + case '4' : numBlocks = 256; break; + default: { + numBlocks = 16*4; + nameParamNo = 0; + } + } + + len = param_getstr(Cmd,nameParamNo,filename); + + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + // user supplied filename? if (len < 1) { - // get filename + // get filename (UID from memory) if (mfEmlGetMem(buf, 0, 1)) { - PrintAndLog("Cant get block: %d", 0); - return 1; + PrintAndLog("Can\'t get UID from block: %d", 0); + sprintf(filename, "dump.eml"); } for (j = 0; j < 7; j++, fnameptr += 2) - sprintf(fnameptr, "%02x", buf[j]); + sprintf(fnameptr, "%02X", buf[j]); } else { - memcpy(filename, Cmd, len); fnameptr += len; } + // add file extension sprintf(fnameptr, ".eml"); // open file f = fopen(filename, "w+"); + if ( !f ) { + PrintAndLog("Can't open file %s ", filename); + return 1; + } + // put hex - for (i = 0; i < 32*4 + 8*16; i++) { + for (i = 0; i < numBlocks; i++) { if (mfEmlGetMem(buf, i, 1)) { PrintAndLog("Cant get block: %d", i); break; @@ -1470,7 +1521,7 @@ int CmdHF14AMfESave(const char *Cmd) } fclose(f); - PrintAndLog("Saved to file: %s", filename); + PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename); return 0; } @@ -1519,13 +1570,34 @@ int CmdHF14AMfECFill(const char *Cmd) int CmdHF14AMfEKeyPrn(const char *Cmd) { int i; + uint8_t numSectors; uint8_t data[16]; uint64_t keyA, keyB; + if (param_getchar(Cmd, 0) == 'h') { + PrintAndLog("It prints the keys loaded in the emulator memory"); + PrintAndLog("Usage: hf mf ekeyprn [card memory]"); + PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); + PrintAndLog(""); + PrintAndLog(" sample: hf mf ekeyprn 1"); + return 0; + } + + char cmdp = param_getchar(Cmd, 0); + + switch (cmdp) { + case '0' : numSectors = 5; break; + case '1' : + case '\0': numSectors = 16; break; + case '2' : numSectors = 32; break; + case '4' : numSectors = 40; break; + default: numSectors = 16; + } + PrintAndLog("|---|----------------|----------------|"); PrintAndLog("|sec|key A |key B |"); PrintAndLog("|---|----------------|----------------|"); - for (i = 0; i < 40; i++) { + for (i = 0; i < numSectors; i++) { if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) { PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1); break; @@ -1615,15 +1687,15 @@ int CmdHF14AMfCSetBlk(const char *Cmd) int CmdHF14AMfCLoad(const char *Cmd) { FILE * f; - char filename[20]; + char filename[FILE_PATH_SIZE] = {0x00}; char * fnameptr = filename; - char buf[64]; - uint8_t buf8[64]; + char buf[64] = {0x00}; + uint8_t buf8[64] = {0x00}; uint8_t fillFromEmulator = 0; int i, len, blockNum, flags; - memset(filename, 0, sizeof(filename)); - memset(buf, 0, sizeof(buf)); + // memset(filename, 0, sizeof(filename)); + // memset(buf, 0, sizeof(buf)); if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) { PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`"); @@ -1656,7 +1728,7 @@ int CmdHF14AMfCLoad(const char *Cmd) return 0; } else { len = strlen(Cmd); - if (len > 14) len = 14; + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; memcpy(filename, Cmd, len); fnameptr += len; @@ -1701,7 +1773,7 @@ int CmdHF14AMfCLoad(const char *Cmd) } fclose(f); - if (blockNum != 16 * 4){ + if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){ PrintAndLog("File content error. There must be 64 blocks"); return 4; } @@ -1779,14 +1851,14 @@ int CmdHF14AMfCGetSc(const char *Cmd) { int CmdHF14AMfCSave(const char *Cmd) { FILE * f; - char filename[20]; + char filename[FILE_PATH_SIZE] = {0x00}; char * fnameptr = filename; uint8_t fillFromEmulator = 0; - uint8_t buf[64]; + uint8_t buf[64] = {0x00}; int i, j, len, flags; - memset(filename, 0, sizeof(filename)); - memset(buf, 0, sizeof(buf)); + // memset(filename, 0, sizeof(filename)); + // memset(buf, 0, sizeof(buf)); if (param_getchar(Cmd, 0) == 'h') { PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`"); @@ -1821,7 +1893,7 @@ int CmdHF14AMfCSave(const char *Cmd) { return 0; } else { len = strlen(Cmd); - if (len > 14) len = 14; + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; if (len < 1) { // get filename @@ -1841,6 +1913,11 @@ int CmdHF14AMfCSave(const char *Cmd) { // open file f = fopen(filename, "w+"); + if (f == NULL) { + PrintAndLog("File not found or locked."); + return 1; + } + // put hex flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; for (i = 0; i < 16 * 4; i++) { @@ -2020,9 +2097,9 @@ static command_t CommandTable[] = {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"}, {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"}, {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"}, - {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block into magic Chinese card"}, - {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block from magic Chinese card"}, - {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector from magic Chinese card"}, + {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"}, + {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"}, + {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"}, {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"}, {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"}, {NULL, NULL, 0, NULL} diff --git a/client/cmdhw.c b/client/cmdhw.c index 443973b8..4f65fb8c 100644 --- a/client/cmdhw.c +++ b/client/cmdhw.c @@ -13,9 +13,9 @@ #include #include #include "ui.h" -//#include "proxusb.h" #include "proxmark3.h" #include "cmdparser.h" +#include "cmddata.h" #include "cmdhw.h" #include "cmdmain.h" #include "cmddata.h" @@ -418,7 +418,7 @@ static command_t CommandTable[] = {"setlfdivisor", CmdSetDivisor, 0, "<19 - 255> -- Drive LF antenna at 12Mhz/(divisor+1)"}, {"setmux", CmdSetMux, 0, " -- Set the ADC mux to a specific value"}, {"tune", CmdTune, 0, "Measure antenna tuning"}, - {"version", CmdVersion, 0, "Show version inforation about the connected Proxmark"}, + {"version", CmdVersion, 0, "Show version information about the connected Proxmark"}, {NULL, NULL, 0, NULL} }; diff --git a/client/cmdlf.c b/client/cmdlf.c index 18bcf747..572cda6c 100644 --- a/client/cmdlf.c +++ b/client/cmdlf.c @@ -380,10 +380,8 @@ static void ChkBitstream(const char *str) int i; /* convert to bitstream if necessary */ - for (i = 0; i < (int)(GraphTraceLen / 2); i++) - { - if (GraphBuffer[i] > 1 || GraphBuffer[i] < 0) - { + for (i = 0; i < (int)(GraphTraceLen / 2); i++){ + if (GraphBuffer[i] > 1 || GraphBuffer[i] < 0) { CmdBitstream(str); break; } @@ -392,7 +390,7 @@ static void ChkBitstream(const char *str) int CmdLFSim(const char *Cmd) { - int i; + int i,j; static int gap; sscanf(Cmd, "%i", &gap); @@ -400,18 +398,20 @@ int CmdLFSim(const char *Cmd) /* convert to bitstream if necessary */ ChkBitstream(Cmd); - PrintAndLog("Sending data, please wait..."); - for (i = 0; i < GraphTraceLen; i += 48) { + printf("Sending [%d bytes]", GraphTraceLen); + for (i = 0; i < GraphTraceLen; i += USB_CMD_DATA_SIZE) { UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}}; - int j; - for (j = 0; j < 48; j++) { + + for (j = 0; j < USB_CMD_DATA_SIZE; j++) { c.d.asBytes[j] = GraphBuffer[i+j]; } SendCommand(&c); WaitForResponse(CMD_ACK,NULL); + printf("."); } - PrintAndLog("Starting simulator..."); + printf("\n"); + PrintAndLog("Starting to simulate"); UsbCommand c = {CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}}; SendCommand(&c); return 0; @@ -554,11 +554,25 @@ int CmdVchDemod(const char *Cmd) int CmdLFfind(const char *Cmd) { int ans=0; - if (!offline){ + char cmdp = param_getchar(Cmd, 0); + + if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: lf search <0|1>"); + PrintAndLog(" , if not set, try reading data from tag."); + PrintAndLog(""); + PrintAndLog(" sample: lf search"); + PrintAndLog(" : lf search 1"); + return 0; + } + + if (!offline || (cmdp != '1') ){ ans=CmdLFRead(""); - ans=CmdSamples("20000"); + ans=CmdSamples("20000"); + } else if (GraphTraceLen < 1000) { + PrintAndLog("Data in Graphbuffer was too small."); + return 0; } - if (GraphTraceLen<1000) return 0; + PrintAndLog("Checking for known tags:"); ans=Cmdaskmandemod(""); if (ans>0) return 1; diff --git a/client/cmdlfem4x.c b/client/cmdlfem4x.c index f6f103bf..95b0342d 100644 --- a/client/cmdlfem4x.c +++ b/client/cmdlfem4x.c @@ -19,6 +19,7 @@ #include "cmddata.h" #include "cmdlf.h" #include "cmdlfem4x.h" +char *global_em410xId; static int CmdHelp(const char *Cmd); @@ -66,7 +67,7 @@ int CmdEM410xRead(const char *Cmd) parity[0] = parity[1] = parity[2] = parity[3] = 0; header = rows = 0; - /* manchester demodulate */ + // manchester demodulate bit = bit2idx = 0; for (i = 0; i < (int)(GraphTraceLen / clock); i++) { @@ -77,9 +78,9 @@ int CmdEM410xRead(const char *Cmd) /* Find out if we hit both high and low peaks */ for (j = 0; j < clock; j++) { - if (GraphBuffer[(i * clock) + j] == high) + if (GraphBuffer[(i * clock) + j] >= high) hithigh = 1; - else if (GraphBuffer[(i * clock) + j] == low) + else if (GraphBuffer[(i * clock) + j] <= low) hitlow = 1; /* it doesn't count if it's the first part of our read @@ -149,6 +150,8 @@ retest: PrintAndLog("EM410x Tag ID: %s", id); PrintAndLog("Unique Tag ID: %s", id2); + global_em410xId = id; + /* Stop any loops */ return 1; } @@ -177,8 +180,10 @@ retest: } /* if we've already retested after flipping bits, return */ - if (retested++) + if (retested++){ + PrintAndLog("Failed to decode"); return 0; + } /* if this didn't work, try flipping bits */ for (i = 0; i < bit2idx; i++) @@ -293,6 +298,14 @@ int CmdEM410xWatch(const char *Cmd) return 0; } +int CmdEM410xWatchnSpoof(const char *Cmd) +{ + CmdEM410xWatch(Cmd); + PrintAndLog("# Replaying : %s",global_em410xId); + CmdEM410xSim(global_em410xId); + return 0; +} + /* Read the transmitted data of an EM4x50 tag * Format: * @@ -507,12 +520,12 @@ int CmdEM410xWrite(const char *Cmd) int CmdReadWord(const char *Cmd) { - int Word = 16; //default to invalid word + int Word = -1; //default to invalid word UsbCommand c; sscanf(Cmd, "%d", &Word); - if (Word > 15) { + if ( (Word > 15) | (Word < 0) ) { PrintAndLog("Word must be between 0 and 15"); return 1; } @@ -530,13 +543,13 @@ int CmdReadWord(const char *Cmd) int CmdReadWordPWD(const char *Cmd) { - int Word = 16; //default to invalid word + int Word = -1; //default to invalid word int Password = 0xFFFFFFFF; //default to blank password UsbCommand c; sscanf(Cmd, "%d %x", &Word, &Password); - if (Word > 15) { + if ( (Word > 15) | (Word < 0) ) { PrintAndLog("Word must be between 0 and 15"); return 1; } @@ -565,7 +578,7 @@ int CmdWriteWord(const char *Cmd) return 1; } - PrintAndLog("Writting word %d with data %08X", Word, Data); + PrintAndLog("Writing word %d with data %08X", Word, Data); c.cmd = CMD_EM4X_WRITE_WORD; c.d.asBytes[0] = 0x0; //Normal mode @@ -578,7 +591,7 @@ int CmdWriteWord(const char *Cmd) int CmdWriteWordPWD(const char *Cmd) { - int Word = 8; //default to invalid word + int Word = 16; //default to invalid word int Data = 0xFFFFFFFF; //default to blank data int Password = 0xFFFFFFFF; //default to blank password UsbCommand c; @@ -590,7 +603,7 @@ int CmdWriteWordPWD(const char *Cmd) return 1; } - PrintAndLog("Writting word %d with data %08X and password %08X", Word, Data, Password); + PrintAndLog("Writing word %d with data %08X and password %08X", Word, Data, Password); c.cmd = CMD_EM4X_WRITE_WORD; c.d.asBytes[0] = 0x1; //Password mode @@ -601,8 +614,6 @@ int CmdWriteWordPWD(const char *Cmd) return 0; } - - static command_t CommandTable[] = { {"help", CmdHelp, 1, "This help"}, @@ -610,6 +621,7 @@ static command_t CommandTable[] = {"em410xread", CmdEM410xRead, 1, "[clock rate] -- Extract ID from EM410x tag"}, {"em410xsim", CmdEM410xSim, 0, " -- Simulate EM410x tag"}, {"em410xwatch", CmdEM410xWatch, 0, "['h'] -- Watches for EM410x 125/134 kHz tags (option 'h' for 134)"}, + {"em410xspoof", CmdEM410xWatchnSpoof, 0, "['h'] --- Watches for EM410x 125/134 kHz tags, and replays them. (option 'h' for 134)" }, {"em410xwrite", CmdEM410xWrite, 1, " <'0' T5555> <'1' T55x7> [clock rate] -- Write EM410x UID to T5555(Q5) or T55x7 tag, optionally setting clock rate"}, {"em4x50read", CmdEM4x50Read, 1, "Extract data from EM4x50 tag"}, {"readword", CmdReadWord, 1, " -- Read EM4xxx word data"}, diff --git a/client/cmdlfem4x.h b/client/cmdlfem4x.h index 6363e347..baea50a4 100644 --- a/client/cmdlfem4x.h +++ b/client/cmdlfem4x.h @@ -16,6 +16,7 @@ int CmdEMdemodASK(const char *Cmd); int CmdEM410xRead(const char *Cmd); int CmdEM410xSim(const char *Cmd); int CmdEM410xWatch(const char *Cmd); +int CmdEM410xWatchnSpoof(const char *Cmd); int CmdEM410xWrite(const char *Cmd); int CmdEM4x50Read(const char *Cmd); int CmdReadWord(const char *Cmd); diff --git a/client/cmdlfhitag.c b/client/cmdlfhitag.c index ab4a2609..549c427c 100644 --- a/client/cmdlfhitag.c +++ b/client/cmdlfhitag.c @@ -29,7 +29,7 @@ size_t nbytes(size_t nbits) { int CmdLFHitagList(const char *Cmd) { - uint8_t got[3000]; + uint8_t got[TRACE_BUFFER_SIZE]; GetFromBigBuf(got,sizeof(got),0); WaitForResponse(CMD_ACK,NULL); @@ -39,11 +39,25 @@ int CmdLFHitagList(const char *Cmd) int i = 0; int prev = -1; + int len = strlen(Cmd); + + char filename[FILE_PATH_SIZE] = { 0x00 }; + FILE* pf = NULL; + + if (len > FILE_PATH_SIZE) + len = FILE_PATH_SIZE; + memcpy(filename, Cmd, len); + + if (strlen(filename) > 0) { + if ((pf = fopen(filename,"wb")) == NULL) { + PrintAndLog("Error: Could not open file [%s]",filename); + return 1; + } + } for (;;) { - if(i >= 1900) { - break; - } + + if(i >= TRACE_BUFFER_SIZE) { break; } bool isResponse; int timestamp = *((uint32_t *)(got+i)); @@ -68,9 +82,7 @@ int CmdLFHitagList(const char *Cmd) if (len > 100) { break; } - if (i + len >= 1900) { - break; - } + if (i + len >= TRACE_BUFFER_SIZE) { break;} uint8_t *frame = (got+i+9); @@ -103,18 +115,22 @@ int CmdLFHitagList(const char *Cmd) line); -// if (pf) { -// fprintf(pf," +%7d: %3d: %s %s\n", -// (prev < 0 ? 0 : (timestamp - prev)), -// bits, -// (isResponse ? "TAG" : " "), -// line); -// } + if (pf) { + fprintf(pf," +%7d: %3d: %s %s\n", + (prev < 0 ? 0 : (timestamp - prev)), + bits, + (isResponse ? "TAG" : " "), + line); + } prev = timestamp; i += (len + 9); } + if (pf) { + fclose(pf); + PrintAndLog("Recorded activity succesfully written to file: %s", filename); + } return 0; } @@ -126,12 +142,14 @@ int CmdLFHitagSnoop(const char *Cmd) { } int CmdLFHitagSim(const char *Cmd) { + UsbCommand c = {CMD_SIMULATE_HITAG}; - char filename[256] = { 0x00 }; + char filename[FILE_PATH_SIZE] = { 0x00 }; FILE* pf; bool tag_mem_supplied; - - param_getstr(Cmd,0,filename); + int len = strlen(Cmd); + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + memcpy(filename, Cmd, len); if (strlen(filename) > 0) { if ((pf = fopen(filename,"rb+")) == NULL) { @@ -227,9 +245,9 @@ int CmdLFHitagReader(const char *Cmd) { static command_t CommandTable[] = { {"help", CmdHelp, 1, "This help"}, - {"list", CmdLFHitagList, 1, "List Hitag trace history"}, + {"list", CmdLFHitagList, 1, " List Hitag trace history"}, {"reader", CmdLFHitagReader, 1, "Act like a Hitag Reader"}, - {"sim", CmdLFHitagSim, 1, "Simulate Hitag transponder"}, + {"sim", CmdLFHitagSim, 1, " Simulate Hitag transponder"}, {"snoop", CmdLFHitagSnoop, 1, "Eavesdrop Hitag communication"}, {NULL, NULL, 0, NULL} }; diff --git a/client/cmdmain.c b/client/cmdmain.c index 8d590e9e..15cb3f98 100644 --- a/client/cmdmain.c +++ b/client/cmdmain.c @@ -132,7 +132,7 @@ int getCommand(UsbCommand* response) bool WaitForResponseTimeout(uint32_t cmd, UsbCommand* response, size_t ms_timeout) { UsbCommand resp; - + if (response == NULL) response = &resp; diff --git a/client/data.h b/client/data.h index 33ee9d04..41bd9a41 100644 --- a/client/data.h +++ b/client/data.h @@ -13,6 +13,9 @@ #include +//trace buffer size as defined in armsrc/apps.h TRACE_SIZE +#define TRACE_BUFFER_SIZE 4096 +#define FILE_PATH_SIZE 1000 #define SAMPLE_BUFFER_SIZE 64 extern uint8_t* sample_buf; diff --git a/client/flasher.c b/client/flasher.c index 2a24ba8f..c273c1f3 100644 --- a/client/flasher.c +++ b/client/flasher.c @@ -52,11 +52,8 @@ void ReceiveCommand(UsbCommand* rxcmd) { while (true) { rxlen = sizeof(UsbCommand) - (prx-prxcmd); if (uart_receive(sp,prx,&rxlen)) { -// printf("received [%zd] bytes\n",rxlen); prx += rxlen; if ((prx-prxcmd) >= sizeof(UsbCommand)) { -// printf("received: "); -// cmd_debug(rxcmd); return; } } diff --git a/client/graph.c b/client/graph.c index 9079e073..6362c8fe 100644 --- a/client/graph.c +++ b/client/graph.c @@ -20,74 +20,76 @@ int GraphTraceLen; /* write a bit to the graph */ void AppendGraph(int redraw, int clock, int bit) { - int i; + int i; - for (i = 0; i < (int)(clock / 2); ++i) - GraphBuffer[GraphTraceLen++] = bit ^ 1; + for (i = 0; i < (int)(clock / 2); ++i) + GraphBuffer[GraphTraceLen++] = bit ^ 1; - for (i = (int)(clock / 2); i < clock; ++i) - GraphBuffer[GraphTraceLen++] = bit; + for (i = (int)(clock / 2); i < clock; ++i) + GraphBuffer[GraphTraceLen++] = bit; - if (redraw) - RepaintGraphWindow(); + if (redraw) + RepaintGraphWindow(); } // clear out our graph window int ClearGraph(int redraw) { - int gtl = GraphTraceLen; - GraphTraceLen = 0; + int gtl = GraphTraceLen; + memset(GraphBuffer, 0x00, GraphTraceLen); - if (redraw) - RepaintGraphWindow(); + GraphTraceLen = 0; - return gtl; + if (redraw) + RepaintGraphWindow(); + + return gtl; } // DETECT CLOCK NOW IN LFDEMOD.C void setGraphBuf(uint8_t *buff, size_t size) { - int i=0; - ClearGraph(0); - for (; i < size; ++i){ + int i=0; + ClearGraph(0); + for (; i < size; ++i){ GraphBuffer[i]=buff[i]-128; - } - GraphTraceLen=size; - RepaintGraphWindow(); - return; + } + GraphTraceLen=size; + RepaintGraphWindow(); + return; } size_t getFromGraphBuf(uint8_t *buff) { - uint32_t i; - for (i=0;i127) GraphBuffer[i]=127; //trim - if (GraphBuffer[i]<-127) GraphBuffer[i]=-127; //trim - buff[i]=(uint8_t)(GraphBuffer[i]+128); - } - return i; + uint32_t i; + for (i=0;i127) GraphBuffer[i]=127; //trim + if (GraphBuffer[i]<-127) GraphBuffer[i]=-127; //trim + buff[i]=(uint8_t)(GraphBuffer[i]+128); + } + return i; } // Get or auto-detect clock rate int GetClock(const char *str, int peak, int verbose) { - int clock; - sscanf(str, "%i", &clock); - if (!strcmp(str, "")) - clock = 0; + int clock; + sscanf(str, "%i", &clock); + if (!strcmp(str, "")) + clock = 0; // Auto-detect clock - if (!clock) - { - uint8_t grph[MAX_GRAPH_TRACE_LEN]={0}; + if (!clock) + { + uint8_t grph[MAX_GRAPH_TRACE_LEN]={0}; size_t size = getFromGraphBuf(grph); - clock = DetectASKClock(grph,size,0); + clock = DetectASKClock(grph,size,0); // Only print this message if we're not looping something - if (!verbose){ - PrintAndLog("Auto-detected clock rate: %d", clock); - } - } + if (!verbose){ + PrintAndLog("Auto-detected clock rate: %d", clock); + } + } - return clock; + return clock; } int GetNRZpskClock(const char *str, int peak, int verbose) diff --git a/client/loclass/elite_crack.c b/client/loclass/elite_crack.c index f0eb964b..adedba85 100644 --- a/client/loclass/elite_crack.c +++ b/client/loclass/elite_crack.c @@ -514,7 +514,6 @@ int bruteforceDump(uint8_t dump[], size_t dumpsize, uint16_t keytable[]) */ int bruteforceFile(const char *filename, uint16_t keytable[]) { - FILE *f = fopen(filename, "rb"); if(!f) { prnlog("Failed to read from file '%s'", filename); diff --git a/client/loclass/ikeys.c b/client/loclass/ikeys.c index 4749181e..f7115b19 100644 --- a/client/loclass/ikeys.c +++ b/client/loclass/ikeys.c @@ -725,7 +725,6 @@ int doTestsWithKnownInputs() int readKeyFile(uint8_t key[8]) { - FILE *f; int retval = 1; f = fopen("iclass_key.bin", "rb"); @@ -738,7 +737,6 @@ int readKeyFile(uint8_t key[8]) fclose(f); } return retval; - } diff --git a/client/lualibs/commands.lua b/client/lualibs/commands.lua index aeba31a7..13b9c8e7 100644 --- a/client/lualibs/commands.lua +++ b/client/lualibs/commands.lua @@ -64,6 +64,7 @@ local _commands = { CMD_ISO_15693_COMMAND_DONE = 0x0314, CMD_ISO_15693_FIND_AFI = 0x0315, CMD_ISO_15693_DEBUG = 0x0316, + CMD_LF_SNOOP_RAW_ADC_SAMPLES = 0x0317, --// For Hitag2 transponders CMD_SNOOP_HITAG = 0x0370, @@ -80,10 +81,13 @@ local _commands = { CMD_READER_LEGIC_RF = 0x0388, CMD_WRITER_LEGIC_RF = 0x0389, CMD_EPA_PACE_COLLECT_NONCE = 0x038A, + --//CMD_EPA_ = 0x038B, CMD_SNOOP_ICLASS = 0x0392, CMD_SIMULATE_TAG_ICLASS = 0x0393, CMD_READER_ICLASS = 0x0394, + CMD_READER_ICLASS_REPLAY = 0x0395, + CMD_ICLASS_ISO14443A_WRITE = 0x0397, --// For measurements of the antenna tuning CMD_MEASURE_ANTENNA_TUNING = 0x0400, @@ -100,8 +104,11 @@ local _commands = { CMD_MIFARE_EML_MEMSET = 0x0602, CMD_MIFARE_EML_MEMGET = 0x0603, CMD_MIFARE_EML_CARDLOAD = 0x0604, - CMD_MIFARE_EML_CSETBLOCK = 0x0605, - CMD_MIFARE_EML_CGETBLOCK = 0x0606, + + --// magic chinese card commands + CMD_MIFARE_CSETBLOCK = 0x0605, + CMD_MIFARE_CGETBLOCK = 0x0606, + CMD_MIFARE_CIDENT = 0x0607, CMD_SIMULATE_MIFARE_CARD = 0x0610, @@ -109,12 +116,33 @@ local _commands = { CMD_MIFARE_NESTED = 0x0612, CMD_MIFARE_READBL = 0x0620, + CMD_MIFAREU_READBL = 0x0720, + CMD_MIFARE_READSC = 0x0621, + CMD_MIFAREU_READCARD = 0x0721, + CMD_MIFARE_WRITEBL = 0x0622, + CMD_MIFAREU_WRITEBL = 0x0722, + CMD_MIFAREU_WRITEBL_COMPAT = 0x0723, + CMD_MIFARE_CHKKEYS = 0x0623, CMD_MIFARE_SNIFFER = 0x0630, + --//ultralightC + CMD_MIFAREUC_AUTH1 = 0x0724, + CMD_MIFAREUC_AUTH2 = 0x0725, + CMD_MIFAREUC_READCARD = 0x0726, + + --// mifare desfire + CMD_MIFARE_DESFIRE_READBL = 0x0728, + CMD_MIFARE_DESFIRE_WRITEBL = 0x0729, + CMD_MIFARE_DESFIRE_AUTH1 = 0x072a, + CMD_MIFARE_DESFIRE_AUTH2 = 0x072b, + CMD_MIFARE_DES_READER = 0x072c, + CMD_MIFARE_DESFIRE_INFO = 0x072d, + CMD_MIFARE_DESFIRE = 0x072e, + CMD_UNKNOWN = 0xFFFF, } @@ -184,7 +212,6 @@ function Command:getBytes() local data = self.data local cmd = self.cmd local arg1, arg2, arg3 = self.arg1, self.arg2, self.arg3 - return bin.pack("LLLLH",cmd, arg1, arg2, arg3,data); end diff --git a/client/lualibs/default_toys.lua b/client/lualibs/default_toys.lua new file mode 100644 index 00000000..abb56515 --- /dev/null +++ b/client/lualibs/default_toys.lua @@ -0,0 +1,63 @@ +local _names = { + --[[ + --]] + ["0400"]="BASH", + ["1600"]="BOOMER" , + ["1800"]="CAMO", + ["3000"]="CHOPCHOP" , + ["2000"]="CYNDER", + ["6400"]="JET-VAC", + ["6700"]="FLASHWING", + ["7000"]="TREE REX", + ["7100"]="LIGHTCORE SHROOMBOOM", + ["1C00"]="DARK SPYRO", + ["0600"]="DINORANG" , + ["1200"]="DOUBLE TROUBLE" , + ["1500"]="DRILLSERGEANT" , + ["1400"]="DROBOT", + ["0900"]="LIGHTCORE ERUPTOR" , + ["0B00"]="FLAMESLINGER" , + ["1F00"]="GHOST ROASTER", + ["0E00"]="GILL GRUNT" , + ["1D00"]="HEX", + ["0A00"]="IGNITOR", + ["0300"]="LIGHTNINGROD", + ["0700"]="LIGHTCORE PRISM BREAK", + ["1500"]="SLAMBAM", + ["0100"]="SONIC BOOM", + ["1000"]="SPYRO", + ["1A00"]="STEALTH ELF", + ["1B00"]="STUMP SMASH", + ["0800"]="SUNBURN", + ["0500"]="TERRAFIN", + ["1300"]="TRIGGER HAPPY", + ["1100"]="VOODOOD", + ["0200"]="WARNADO", + ["0D00"]="WHAM SHELL", + ["0000"]="WHIRLWIND", + ["1700"]="WRECKING BALL", + ["0C00"]="ZAP", + ["1900"]="ZOOK", + ["0300"]="DRAGON", + ["012D"]="ICE", + ["012E"]="PIRATE", + ["0130"]="PVPUNLOCK", + ["012F"]="UNDEAD", + ["0200"]="ANVIL" , + ["CB00"]="CROSSED SWORDS", + ["CC00"]="HOURGLASS", + ["CA00"]="REGENERATION", + ["C900"]="SECRET STASH", + ["CD00"]="SHIELD", + ["CF00"]="SPARX", + ["CE00"]="SPEED BOOTS", + ["0194"]="LEGENDARY BASH", + ["0430"]="LEGENDARY CHOPCHOP", + ["01A0"]="LEGENDARY SPYRO", + ["01A3"]="LEGENDARY TRIGGER HAPPY", + ["0202"]="PET GILL GRUNT", + ["020E"]="PET STEALTH ELF", + ["01F9"]="PET TERRAFIN", + ["0207"]="PET TRIGGER HAPPY", +} +return _names diff --git a/client/lualibs/html_dumplib.lua b/client/lualibs/html_dumplib.lua index b8c7ccaa..44b6b352 100644 --- a/client/lualibs/html_dumplib.lua +++ b/client/lualibs/html_dumplib.lua @@ -47,6 +47,18 @@ local function save_HTML(javascript, filename) end +local function save_TEXT(data,filename) + -- Open the output file + local outfile = io.open(filename, "wb") + if outfile == nil then + return oops(string.format("Could not write to file %s",tostring(filename))) + end + + outfile:write(data) + io.close(outfile) + return filename +end + local function save_BIN(data, filename) -- Open the output file @@ -181,4 +193,6 @@ return { convert_bin_to_html = convert_bin_to_html, convert_eml_to_html = convert_eml_to_html, convert_eml_to_bin = convert_eml_to_bin, + SaveAsBinary = save_BIN, + SaveAsText = save_TEXT, } diff --git a/client/lualibs/htmlskel.lua b/client/lualibs/htmlskel.lua index a52abdef..b468eb2d 100644 --- a/client/lualibs/htmlskel.lua +++ b/client/lualibs/htmlskel.lua @@ -55,6 +55,7 @@ local skel_1 = [[ return "UNKNOWN" } + add("04,,,Mifare TNP3xxx Activision 1K,0f01,01"); add("04,,,Mifare Mini,0004,09"); add("04,,,Mifare Classic 1k/Mifare Plus(4 byte UID) 2K SL1,0004,08"); add("04,,,Mifare Plus (4 byte UID) 2K SL2,0004,10"); diff --git a/client/lualibs/mf_default_keys.lua b/client/lualibs/mf_default_keys.lua index 4859ff0c..757112c6 100644 --- a/client/lualibs/mf_default_keys.lua +++ b/client/lualibs/mf_default_keys.lua @@ -141,6 +141,24 @@ local _keys = { '200000000000', 'a00000000000', 'b00000000000', + + --[[ + Should be for Mifare TNP3xxx tags A KEY. + --]] + '4b0b20107ccb', + + --[[ + Kiev metro cards + --]] + '8fe644038790', + 'f14ee7cae863', + '632193be1c3c', + '569369c5a0e5', + '9de89e070277', + 'eff603e1efe9', + '644672bd4afe', + + 'b5ff67cba951', } --- diff --git a/client/lualibs/read14a.lua b/client/lualibs/read14a.lua index 24021a1d..10e7c2d4 100644 --- a/client/lualibs/read14a.lua +++ b/client/lualibs/read14a.lua @@ -25,6 +25,7 @@ local ISO14A_COMMAND = { local ISO14443a_TYPES = {} ISO14443a_TYPES[0x00] = "NXP MIFARE Ultralight | Ultralight C" +ISO14443a_TYPES[0x01] = "NXP MIFARE TNP3xxx Activision Game Appliance" ISO14443a_TYPES[0x04] = "NXP MIFARE (various !DESFire !DESFire EV1)" ISO14443a_TYPES[0x08] = "NXP MIFARE CLASSIC 1k | Plus 2k" ISO14443a_TYPES[0x09] = "NXP MIFARE Mini 0.3k" diff --git a/client/lualibs/utils.lua b/client/lualibs/utils.lua index 3d27d5b6..e84f70ad 100644 --- a/client/lualibs/utils.lua +++ b/client/lualibs/utils.lua @@ -33,9 +33,86 @@ local Utils = return answer end, + + ------------ FILE READING + ReadDumpFile = function (filename) + + if filename == nil then + return nil, 'Filename is empty' + end + if #filename == 0 then + return nil, 'Filename length is zero' + end + + infile = io.open(filename, "rb") + if infile == nil then + return nil, string.format("Could not read file %s",filename) + end + local t = infile:read("*all") + len = string.len(t) + local _,hex = bin.unpack(("H%d"):format(len),t) + io.close(infile) + return hex + end, + + ------------ string split function + Split = function( inSplitPattern, outResults ) + if not outResults then + outResults = {} + end + local start = 1 + local splitStart, splitEnd = string.find( self, inSplitPattern, start ) + while splitStart do + table.insert( outResults, string.sub( self, start, splitStart-1 ) ) + start = splitEnd + 1 + splitStart, splitEnd = string.find( self, inSplitPattern, start ) + end + table.insert( outResults, string.sub( self, start ) ) + return outResults + end, + + ------------ CRC-16 ccitt checksums + + -- Takes a hex string and calculates a crc16 + Crc16 = function(s) + if s == nil then return nil end + if #s == 0 then return nil end + if type(s) == 'string' then + local utils = require('utils') + local asc = utils.ConvertHexToAscii(s) + local hash = core.crc16(asc) + return hash + end + return nil + end, + + -- input parameter is a string + -- Swaps the endianess and returns a number, + -- IE: 'cd7a' -> '7acd' -> 0x7acd + SwapEndianness = function(s, len) + if s == nil then return nil end + if #s == 0 then return '' end + if type(s) ~= 'string' then return nil end + + local retval = 0 + if len == 16 then + local t = s:sub(3,4)..s:sub(1,2) + retval = tonumber(t,16) + elseif len == 24 then + local t = s:sub(5,6)..s:sub(3,4)..s:sub(1,2) + retval = tonumber(t,16) + elseif len == 32 then + local t = s:sub(7,8)..s:sub(5,6)..s:sub(3,4)..s:sub(1,2) + retval = tonumber(t,16) + end + return retval + end, + + ------------ CONVERSIONS + -- -- Converts DECIMAL to HEX - ConvertDec2Hex = function(IN) + ConvertDecToHex = function(IN) local B,K,OUT,I,D=16,"0123456789ABCDEF","",0 while IN>0 do I=I+1 @@ -46,12 +123,100 @@ local Utils = end, --- -- Convert Byte array to string of hex - ConvertBytes2String = function(bytes) - s = {} + ConvertBytesToHex = function(bytes) + if #bytes == 0 then + return '' + end + local s={} for i = 1, #(bytes) do s[i] = string.format("%02X",bytes[i]) end return table.concat(s) end, + -- Convert byte array to string with ascii + ConvertBytesToAscii = function(bytes) + if #bytes == 0 then + return '' + end + local s={} + for i = 1, #(bytes) do + s[i] = string.char(bytes[i]) + end + return table.concat(s) + end, + ConvertHexToBytes = function(s) + local t={} + if s == nil then return t end + if #s == 0 then return t end + for k in s:gmatch"(%x%x)" do + table.insert(t,tonumber(k,16)) + end + return t + end, + ConvertAsciiToBytes = function(s) + local t={} + if s == nil then return t end + if #s == 0 then return t end + + for k in s:gmatch"(.)" do + table.insert(t, string.byte(k)) + end + return t + end, + ConvertHexToAscii = function(s) + local t={} + if s == nil then return t end + if #s == 0 then return t end + for k in s:gmatch"(%x%x)" do + table.insert(t, string.char(tonumber(k,16))) + end + return table.concat(t) + end, + + -- function convertStringToBytes(str) + -- local bytes = {} + -- local strLength = string.len(str) + -- for i=1,strLength do + -- table.insert(bytes, string.byte(str, i)) + -- end + + -- return bytes +-- end + +-- function convertBytesToString(bytes) + -- local bytesLength = table.getn(bytes) + -- local str = "" + -- for i=1,bytesLength do + -- str = str .. string.char(bytes[i]) + -- end + + -- return str +-- end + +-- function convertHexStringToBytes(str) + -- local bytes = {} + -- local strLength = string.len(str) + -- for k=2,strLength,2 do + -- local hexString = "0x" .. string.sub(str, (k - 1), k) + -- table.insert(bytes, hex.to_dec(hexString)) + -- end + + -- return bytes +-- end + +-- function convertBytesToHexString(bytes) + -- local str = "" + -- local bytesLength = table.getn(bytes) + -- for i=1,bytesLength do + -- local hexString = string.sub(hex.to_hex(bytes[i]), 3) + -- if string.len(hexString) == 1 then + -- hexString = "0" .. hexString + -- end + -- str = str .. hexString + -- end + + -- return str +-- end + } return Utils \ No newline at end of file diff --git a/client/scripting.c b/client/scripting.c index 963bb64c..eed5544b 100644 --- a/client/scripting.c +++ b/client/scripting.c @@ -18,6 +18,8 @@ #include "util.h" #include "nonce2key/nonce2key.h" #include "../common/iso15693tools.h" +#include +#include "../common/crc16.h" /** * The following params expected: * UsbCommand c @@ -224,6 +226,54 @@ static int l_iso15693_crc(lua_State *L) return 1; } +/* + Simple AES 128 cbc hook up to OpenSSL. + params: key, input +*/ +static int l_aes(lua_State *L) +{ + //Check number of arguments + int i; + size_t size; + const char *p_key = luaL_checklstring(L, 1, &size); + if(size != 32) return returnToLuaWithError(L,"Wrong size of key, got %d bytes, expected 32", (int) size); + + const char *p_encTxt = luaL_checklstring(L, 2, &size); + + unsigned char indata[AES_BLOCK_SIZE] = {0x00}; + unsigned char outdata[AES_BLOCK_SIZE] = {0x00}; + unsigned char aes_key[AES_BLOCK_SIZE] = {0x00}; + unsigned char iv[AES_BLOCK_SIZE] = {0x00}; + + // convert key to bytearray + for (i = 0; i < 32; i += 2) { + sscanf(&p_encTxt[i], "%02x", (unsigned int *)&indata[i / 2]); + } + + // convert input to bytearray + for (i = 0; i < 32; i += 2) { + sscanf(&p_key[i], "%02x", (unsigned int *)&aes_key[i / 2]); + } + + AES_KEY key; + AES_set_decrypt_key(aes_key, 128, &key); + AES_cbc_encrypt(indata, outdata, sizeof(indata), &key, iv, AES_DECRYPT); + + //Push decrypted array as a string + lua_pushlstring(L,(const char *)&outdata, sizeof(outdata)); + return 1;// return 1 to signal one return value +} + +static int l_crc16(lua_State *L) +{ + size_t size; + const char *p_str = luaL_checklstring(L, 1, &size); + + uint16_t retval = crc16_ccitt( (uint8_t*) p_str, size); + lua_pushinteger(L, (int) retval); + return 1; +} + /** * @brief Sets the lua path to include "./lualibs/?.lua", in order for a script to be * able to do "require('foobar')" if foobar.lua is within lualibs folder. @@ -261,6 +311,8 @@ int set_pm3_libraries(lua_State *L) {"clearCommandBuffer", l_clearCommandBuffer}, {"console", l_CmdConsole}, {"iso15693_crc", l_iso15693_crc}, + {"aes", l_aes}, + {"crc16", l_crc16}, {NULL, NULL} }; diff --git a/client/scripts/tnp3dump.lua b/client/scripts/tnp3dump.lua new file mode 100644 index 00000000..520161b9 --- /dev/null +++ b/client/scripts/tnp3dump.lua @@ -0,0 +1,272 @@ +local cmds = require('commands') +local getopt = require('getopt') +local bin = require('bin') +local lib14a = require('read14a') +local utils = require('utils') +local md5 = require('md5') +local dumplib = require('html_dumplib') +local toyNames = require('default_toys') + +example =[[ + 1. script run tnp3dump + 2. script run tnp3dump -n + 3. script run tnp3dump -k aabbccddeeff + 4. script run tnp3dump -k aabbccddeeff -n + 5. script run tnp3dump -o myfile + 6. script run tnp3dump -n -o myfile + 7. script run tnp3dump -k aabbccddeeff -n -o myfile +]] +author = "Iceman" +usage = "script run tnp3dump -k -n -o " +desc =[[ +This script will try to dump the contents of a Mifare TNP3xxx card. +It will need a valid KeyA in order to find the other keys and decode the card. +Arguments: + -h : this help + -k : Sector 0 Key A. + -n : Use the nested cmd to find all keys + -o : filename for the saved dumps +]] + +local HASHCONSTANT = '20436F707972696768742028432920323031302041637469766973696F6E2E20416C6C205269676874732052657365727665642E20' + +local TIMEOUT = 2000 -- Shouldn't take longer than 2 seconds +local DEBUG = false -- the debug flag +local numBlocks = 64 +local numSectors = 16 +--- +-- A debug printout-function +function dbg(args) + if not DEBUG then + return + end + + if type(args) == "table" then + local i = 1 + while result[i] do + dbg(result[i]) + i = i+1 + end + else + print("###", args) + end +end +--- +-- This is only meant to be used when errors occur +function oops(err) + print("ERROR: ",err) +end +--- +-- Usage help +function help() + print(desc) + print("Example usage") + print(example) +end +-- +-- Exit message +function ExitMsg(msg) + print( string.rep('--',20) ) + print( string.rep('--',20) ) + print(msg) + print() +end + +local function readdumpkeys(infile) + t = infile:read("*all") + len = string.len(t) + local len,hex = bin.unpack(("H%d"):format(len),t) + return hex +end + +local function waitCmd() + local response = core.WaitForResponseTimeout(cmds.CMD_ACK,TIMEOUT) + if response then + local count,cmd,arg0 = bin.unpack('LL',response) + if(arg0==1) then + local count,arg1,arg2,data = bin.unpack('LLH511',response,count) + return data:sub(1,32) + else + return nil, "Couldn't read block.." + end + end + return nil, "No response from device" +end + +local function computeCrc16(s) + local hash = core.crc16(utils.ConvertHexToAscii(s)) + return hash +end + +local function reverseCrcBytes(crc) + crc2 = crc:sub(3,4)..crc:sub(1,2) + return tonumber(crc2,16) +end + +local function main(args) + + print( string.rep('--',20) ) + print( string.rep('--',20) ) + + local keyA + local cmd + local err + local useNested = false + local cmdReadBlockString = 'hf mf rdbl %d A %s' + local input = "dumpkeys.bin" + local outputTemplate = os.date("toydump_%Y-%m-%d_%H%M%S"); + + -- Arguments for the script + for o, a in getopt.getopt(args, 'hk:no:') do + if o == "h" then return help() end + if o == "k" then keyA = a end + if o == "n" then useNested = true end + if o == "o" then outputTemplate = a end + end + + -- validate input args. + keyA = keyA or '4b0b20107ccb' + if #(keyA) ~= 12 then + return oops( string.format('Wrong length of write key (was %d) expected 12', #keyA)) + end + + -- Turn off Debug + local cmdSetDbgOff = "hf mf dbg 0" + core.console( cmdSetDbgOff) + + result, err = lib14a.read1443a(false) + if not result then + return oops(err) + end + + core.clearCommandBuffer() + + if 0x01 ~= result.sak then -- NXP MIFARE TNP3xxx + return oops('This is not a TNP3xxx tag. aborting.') + end + + -- Show tag info + print((' Found tag : %s'):format(result.name)) + print(('Using keyA : %s'):format(keyA)) + + --Trying to find the other keys + if useNested then + core.console( ('hf mf nested 1 0 A %s d'):format(keyA) ) + end + + core.clearCommandBuffer() + + -- Loading keyfile + print('Loading dumpkeys.bin') + local hex, err = utils.ReadDumpFile(input) + if not hex then + return oops(err) + end + + local akeys = hex:sub(0,12*16) + + -- Read block 0 + cmd = Command:new{cmd = cmds.CMD_MIFARE_READBL, arg1 = 0,arg2 = 0,arg3 = 0, data = keyA} + err = core.SendCommand(cmd:getBytes()) + if err then return oops(err) end + local block0, err = waitCmd() + if err then return oops(err) end + + -- Read block 1 + cmd = Command:new{cmd = cmds.CMD_MIFARE_READBL, arg1 = 1,arg2 = 0,arg3 = 0, data = keyA} + err = core.SendCommand(cmd:getBytes()) + if err then return oops(err) end + local block1, err = waitCmd() + if err then return oops(err) end + + local key + local pos = 0 + local blockNo + local blocks = {} + + print('Reading card data') + core.clearCommandBuffer() + + -- main loop + io.write('Decrypting blocks > ') + for blockNo = 0, numBlocks-1, 1 do + + if core.ukbhit() then + print("aborted by user") + break + end + + pos = (math.floor( blockNo / 4 ) * 12)+1 + key = akeys:sub(pos, pos + 11 ) + cmd = Command:new{cmd = cmds.CMD_MIFARE_READBL, arg1 = blockNo ,arg2 = 0,arg3 = 0, data = key} + local err = core.SendCommand(cmd:getBytes()) + if err then return oops(err) end + local blockdata, err = waitCmd() + if err then return oops(err) end + + if blockNo%4 ~= 3 then + if blockNo < 8 then + -- Block 0-7 not encrypted + blocks[blockNo+1] = ('%02d :: %s'):format(blockNo,blockdata) + else + local base = ('%s%s%02x%s'):format(block0, block1, blockNo, HASHCONSTANT) + local baseStr = utils.ConvertHexToAscii(base) + local md5hash = md5.sumhexa(baseStr) + local aestest = core.aes(md5hash, blockdata) + + local hex = utils.ConvertAsciiToBytes(aestest) + hex = utils.ConvertBytesToHex(hex) + + -- blocks with zero not encrypted. + if string.find(blockdata, '^0+$') then + blocks[blockNo+1] = ('%02d :: %s'):format(blockNo,blockdata) + else + blocks[blockNo+1] = ('%02d :: %s'):format(blockNo,hex) + io.write( blockNo..',') + end + end + else + -- Sectorblocks, not encrypted + blocks[blockNo+1] = ('%02d :: %s%s'):format(blockNo,key,blockdata:sub(13,32)) + end + end + io.write('\n') + + core.clearCommandBuffer() + + -- Print results + local bindata = {} + local emldata = '' + + for _,s in pairs(blocks) do + local slice = s:sub(8,#s) + local str = utils.ConvertBytesToAscii( + utils.ConvertHexToBytes(slice) + ) + emldata = emldata..slice..'\n' + for c in (str):gmatch('.') do + bindata[#bindata+1] = c + end + end + + -- Write dump to files + if not DEBUG then + local foo = dumplib.SaveAsBinary(bindata, outputTemplate..'.bin') + print(("Wrote a BIN dump to the file %s"):format(foo)) + local bar = dumplib.SaveAsText(emldata, outputTemplate..'.eml') + print(("Wrote a EML dump to the file %s"):format(bar)) + end + + local uid = block0:sub(1,8) + local itemtype = block1:sub(1,4) + local cardid = block1:sub(9,24) + + -- Show info + print( string.rep('--',20) ) + print( (' ITEM TYPE : 0x%s - %s'):format(itemtype, toyNames[itemtype]) ) + print( (' UID : 0x%s'):format(uid) ) + print( (' CARDID : 0x%s'):format(cardid ) ) + print( string.rep('--',20) ) + +end +main(args) \ No newline at end of file diff --git a/client/scripts/tnp3sim.lua b/client/scripts/tnp3sim.lua new file mode 100644 index 00000000..f43dafa2 --- /dev/null +++ b/client/scripts/tnp3sim.lua @@ -0,0 +1,355 @@ +local cmds = require('commands') +local getopt = require('getopt') +local bin = require('bin') +local lib14a = require('read14a') +local utils = require('utils') +local md5 = require('md5') +local toyNames = require('default_toys') + +example =[[ + 1. script run tnp3sim + 2. script run tnp3sim -m + 3. script run tnp3sim -m -i myfile +]] +author = "Iceman" +usage = "script run tnp3sim -h -m -i " +desc =[[ +This script will try to load a binary datadump of a Mifare TNP3xxx card. +It vill try to validate all checksums and view some information stored in the dump +For an experimental mode, it tries to manipulate some data. +At last it sends all data to the PM3 device memory where it can be used in the command "hf mf sim" + +Arguments: + -h : this help + -m : Maxed out items (experimental) + -i : filename for the datadump to read (bin) +]] + +local TIMEOUT = 2000 -- Shouldn't take longer than 2 seconds +local DEBUG = true -- the debug flag +--- +-- A debug printout-function +function dbg(args) + if not DEBUG then + return + end + + if type(args) == "table" then + local i = 1 + while result[i] do + dbg(result[i]) + i = i+1 + end + else + print("###", args) + end +end +--- +-- This is only meant to be used when errors occur +function oops(err) + print("ERROR: ",err) +end +--- +-- Usage help +function help() + print(desc) + print("Example usage") + print(example) +end +-- +-- Exit message +function ExitMsg(msg) + print( string.rep('--',20) ) + print( string.rep('--',20) ) + print(msg) + print() +end + + +local function writedumpfile(infile) + t = infile:read("*all") + len = string.len(t) + local len,hex = bin.unpack(("H%d"):format(len),t) + return hex +end +-- blocks with data +-- there are two dataareas, in block 8 or block 36, ( 1==8 , +-- checksum type = 0, 1, 2, 3 +local function GetCheckSum(blocks, dataarea, chksumtype) + + local crc + local area = 36 + if dataarea == 1 then + area = 8 + end + + if chksumtype == 0 then + crc = blocks[1]:sub(29,32) + elseif chksumtype == 1 then + crc = blocks[area]:sub(29,32) + elseif chksumtype == 2 then + crc = blocks[area]:sub(25,28) + elseif chksumtype == 3 then + crc = blocks[area]:sub(21,24) + end + return utils.SwapEndianness(crc,16) +end + +local function SetCheckSum(blocks, chksumtype) + + if blocks == nil then return nil, 'Argument \"blocks\" nil' end + local newcrc + local area1 = 8 + local area2 = 36 + + if chksumtype == 0 then + newcrc = ('%04X'):format(CalcCheckSum(blocks,1,0)) + blocks[1] = blocks[1]:sub(1,28)..newcrc:sub(3,4)..newcrc:sub(1,2) + elseif chksumtype == 1 then + newcrc = ('%04X'):format(CalcCheckSum(blocks,1,1)) + blocks[area1] = blocks[area1]:sub(1,28)..newcrc:sub(3,4)..newcrc:sub(1,2) + newcrc = ('%04X'):format(CalcCheckSum(blocks,2,1)) + blocks[area2] = blocks[area2]:sub(1,28)..newcrc:sub(3,4)..newcrc:sub(1,2) + elseif chksumtype == 2 then + newcrc = ('%04X'):format(CalcCheckSum(blocks,1,2)) + blocks[area1] = blocks[area1]:sub(1,24)..newcrc:sub(3,4)..newcrc:sub(1,2)..blocks[area1]:sub(29,32) + newcrc = ('%04X'):format(CalcCheckSum(blocks,2,2)) + blocks[area2] = blocks[area2]:sub(1,24)..newcrc:sub(3,4)..newcrc:sub(1,2)..blocks[area2]:sub(29,32) + elseif chksumtype == 3 then + newcrc = ('%04X'):format(CalcCheckSum(blocks,1,3)) + blocks[area1] = blocks[area1]:sub(1,20)..newcrc:sub(3,4)..newcrc:sub(1,2)..blocks[area1]:sub(25,32) + newcrc = ('%04X'):format(CalcCheckSum(blocks,2,3)) + blocks[area2] = blocks[area2]:sub(1,20)..newcrc:sub(3,4)..newcrc:sub(1,2)..blocks[area2]:sub(25,32) + end +end + +function CalcCheckSum(blocks, dataarea, chksumtype) + local area = 36 + if dataarea == 1 then + area = 8 + end + + if chksumtype == 0 then + data = blocks[0]..blocks[1]:sub(1,28) + elseif chksumtype == 1 then + data = blocks[area]:sub(1,28)..'0500' + elseif chksumtype == 2 then + data = blocks[area+1]..blocks[area+2]..blocks[area+4] + elseif chksumtype == 3 then + data = blocks[area+5]..blocks[area+6]..blocks[area+8]..string.rep('00',0xe0) + end + return utils.Crc16(data) +end + +local function ValidateCheckSums(blocks) + + local isOk, crc, calc + -- Checksum Type 0 + crc = GetCheckSum(blocks,1,0) + calc = CalcCheckSum(blocks, 1, 0) + if crc == calc then isOk='Ok' else isOk = 'Error' end + io.write( ('TYPE 0 : %04x = %04x -- %s\n'):format(crc,calc,isOk)) + + -- Checksum Type 1 (DATAAREAHEADER 1) + crc = GetCheckSum(blocks,1,1) + calc = CalcCheckSum(blocks,1,1) + if crc == calc then isOk='Ok' else isOk = 'Error' end + io.write( ('TYPE 1 area 1: %04x = %04x -- %s\n'):format(crc,calc,isOk)) + + -- Checksum Type 1 (DATAAREAHEADER 2) + crc = GetCheckSum(blocks,2,1) + calc = CalcCheckSum(blocks,2,1) + if crc == calc then isOk='Ok' else isOk = 'Error' end + io.write( ('TYPE 1 area 2: %04x = %04x -- %s\n'):format(crc,calc,isOk)) + + -- Checksum Type 2 (DATAAREA 1) + crc = GetCheckSum(blocks,1,2) + calc = CalcCheckSum(blocks,1,2) + if crc == calc then isOk='Ok' else isOk = 'Error' end + io.write( ('TYPE 2 area 1: %04x = %04x -- %s\n'):format(crc,calc,isOk)) + + -- Checksum Type 2 (DATAAREA 2) + crc = GetCheckSum(blocks,2,2) + calc = CalcCheckSum(blocks,2,2) + if crc == calc then isOk='Ok' else isOk = 'Error' end + io.write( ('TYPE 2 area 2: %04x = %04x -- %s\n'):format(crc,calc,isOk)) + + -- Checksum Type 3 (DATAAREA 1) + crc = GetCheckSum(blocks,1,3) + calc = CalcCheckSum(blocks,1,3) + if crc == calc then isOk='Ok' else isOk = 'Error' end + io.write( ('TYPE 3 area 1: %04x = %04x -- %s\n'):format(crc,calc,isOk)) + + -- Checksum Type 3 (DATAAREA 2) + crc = GetCheckSum(blocks,2,3) + calc = CalcCheckSum(blocks,2,3) + if crc == calc then isOk='Ok' else isOk = 'Error' end + io.write( ('TYPE 3 area 2: %04x = %04x -- %s\n'):format(crc,calc,isOk)) +end + + +local function LoadEmulator(blocks) + local HASHCONSTANT = '20436F707972696768742028432920323031302041637469766973696F6E2E20416C6C205269676874732052657365727665642E20' + local cmd + local blockdata + for _,b in pairs(blocks) do + + blockdata = b + + if _%4 ~= 3 then + if (_ >= 8 and _<=21) or (_ >= 36 and _<=49) then + local base = ('%s%s%02x%s'):format(blocks[0], blocks[1], _ , HASHCONSTANT) + local baseStr = utils.ConvertHexToAscii(base) + local key = md5.sumhexa(baseStr) + local enc = core.aes(key, blockdata) + local hex = utils.ConvertAsciiToBytes(enc) + hex = utils.ConvertBytesToHex(hex) + + blockdata = hex + io.write( _..',') + end + end + + cmd = Command:new{cmd = cmds.CMD_MIFARE_EML_MEMSET, arg1 = _ ,arg2 = 1,arg3 = 0, data = blockdata} + local err = core.SendCommand(cmd:getBytes()) + if err then + return err + end + end + io.write('\n') +end + +local function main(args) + + print( string.rep('--',20) ) + print( string.rep('--',20) ) + + local result, err, hex + local maxed = false + local inputTemplate = "dumpdata.bin" + local outputTemplate = os.date("toydump_%Y-%m-%d_%H%M"); + + -- Arguments for the script + for o, a in getopt.getopt(args, 'hmi:o:') do + if o == "h" then return help() end + if o == "m" then maxed = true end + if o == "o" then outputTemplate = a end + if o == "i" then inputTemplate = a end + end + + -- Turn off Debug + local cmdSetDbgOff = "hf mf dbg 0" + core.console( cmdSetDbgOff) + + -- Look for tag present on reader, + result, err = lib14a.read1443a(false) + if not result then return oops(err) end + + core.clearCommandBuffer() + + if 0x01 ~= result.sak then -- NXP MIFARE TNP3xxx + return oops('This is not a TNP3xxx tag. aborting.') + end + + -- Show tag info + print((' Found tag : %s'):format(result.name)) + + -- Load dump.bin file + print( (' Load data from %s'):format(inputTemplate)) + hex, err = utils.ReadDumpFile(inputTemplate) + if not hex then return oops(err) end + + local blocks = {} + local blockindex = 0 + for i = 1, #hex, 32 do + blocks[blockindex] = hex:sub(i,i+31) + blockindex = blockindex + 1 + end + + if DEBUG then + print('Validating checksums in the loaded datadump') + ValidateCheckSums(blocks) + end + + -- + print( string.rep('--',20) ) + print(' Gathering info') + local uid = blocks[0]:sub(1,8) + local itemtype = blocks[1]:sub(1,4) + local cardid = blocks[1]:sub(9,24) + + -- Show info + print( string.rep('--',20) ) + print( (' ITEM TYPE : 0x%s - %s'):format(itemtype, toyNames[itemtype]) ) + print( (' UID : 0x%s'):format(uid) ) + print( (' CARDID : 0x%s'):format(cardid ) ) + print( string.rep('--',20) ) + + -- lets do something. + -- + local experience = blocks[8]:sub(1,6) + print(('Experience : %d'):format(utils.SwapEndianness(experience,24))) + local money = blocks[8]:sub(7,10) + print(('Money : %d'):format(utils.SwapEndianness(money,16))) + local fairy = blocks[9]:sub(1,8) + --FD0F = Left, FF0F = Right + local path = 'not choosen' + if fairy:sub(2,2) == 'D' then + path = 'Left' + elseif fairy:sub(2,2) == 'F' then + path = 'Right' + end + print(('Fairy : %d [Path: %s] '):format(utils.SwapEndianness(fairy,24),path)) + + local hat = blocks[9]:sub(8,11) + print(('Hat : %d'):format(utils.SwapEndianness(hat,16))) + + --0x0D 0x29 0x0A 0x02 16-bit hero points value. Maximum 100. + local heropoints = blocks[13]:sub(20,23) + print(('Hero points : %d'):format(utils.SwapEndianness(heropoints,16))) + + --0x10 0x2C 0x0C 0x04 32 bit flag value indicating heroic challenges completed. + local challenges = blocks[16]:sub(25,32) + print(('Finished hero challenges : %d'):format(utils.SwapEndianness(challenges,32))) + + if maxed then + print('Lets try to max out some values') + -- max out money, experience + --print (blocks[8]) + blocks[8] = 'FFFFFF'..'FFFF'..blocks[8]:sub(11,32) + blocks[36] = 'FFFFFF'..'FFFF'..blocks[36]:sub(11,32) + --print (blocks[8]) + + -- max out hero challenges + --print (blocks[16]) + blocks[16] = blocks[16]:sub(1,24)..'FFFFFFFF' + blocks[44] = blocks[44]:sub(1,24)..'FFFFFFFF' + --print (blocks[16]) + + -- max out heropoints + --print (blocks[13]) + blocks[13] = blocks[13]:sub(1,19)..'0064'..blocks[13]:sub(24,32) + blocks[41] = blocks[41]:sub(1,19)..'0064'..blocks[41]:sub(24,32) + --print (blocks[13]) + + -- Update Checksums + print('Updating all checksums') + SetCheckSum(blocks, 3) + SetCheckSum(blocks, 2) + SetCheckSum(blocks, 1) + SetCheckSum(blocks, 0) + + print('Validating all checksums') + ValidateCheckSums(blocks) + end + + --Load dumpdata to emulator memory + if DEBUG then + print('Sending dumpdata to emulator memory') + err = LoadEmulator(blocks) + if err then return oops(err) end + core.clearCommandBuffer() + print('The simulation is now prepared.\n --> run \"hf mf sim 5 '..uid..'\" <--') + end +end +main(args) \ No newline at end of file diff --git a/client/util.c b/client/util.c index 15e911a1..b8d5c316 100644 --- a/client/util.c +++ b/client/util.c @@ -13,6 +13,7 @@ #ifndef _WIN32 #include #include + int ukbhit(void) { int cnt = 0; @@ -45,12 +46,18 @@ int ukbhit(void) { #endif // log files functions -void AddLogLine(char *fileName, char *extData, char *c) { +void AddLogLine(char *file, char *extData, char *c) { FILE *fLog = NULL; - - fLog = fopen(fileName, "a"); + char filename[FILE_PATH_SIZE] = {0x00}; + int len = 0; + + len = strlen(file); + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + memcpy(filename, file, len); + + fLog = fopen(filename, "a"); if (!fLog) { - printf("Could not append log file %s", fileName); + printf("Could not append log file %s", filename); return; } @@ -102,16 +109,31 @@ void print_hex(const uint8_t * data, const size_t len) } char * sprint_hex(const uint8_t * data, const size_t len) { + + int maxLen = ( len > 1024/3) ? 1024/3 : len; static char buf[1024]; char * tmp = buf; size_t i; - for (i=0; i < len && i < 1024/3; i++, tmp += 3) + for (i=0; i < maxLen; ++i, tmp += 3) sprintf(tmp, "%02x ", data[i]); return buf; } +char * sprint_bin(const uint8_t * data, const size_t len) { + + int maxLen = ( len > 1024) ? 1024 : len; + static char buf[1024]; + char * tmp = buf; + size_t i; + + for (i=0; i < maxLen; ++i, ++tmp) + sprintf(tmp, "%u", data[i]); + + return buf; +} + void num_to_bytes(uint64_t n, size_t len, uint8_t* dest) { while (len--) { @@ -131,6 +153,28 @@ uint64_t bytes_to_num(uint8_t* src, size_t len) return num; } +//assumes little endian +char * printBits(size_t const size, void const * const ptr) +{ + unsigned char *b = (unsigned char*) ptr; + unsigned char byte; + static char buf[1024]; + char * tmp = buf; + int i, j; + + for (i=size-1;i>=0;i--) + { + for (j=7;j>=0;j--) + { + byte = b[i] & (1<>= j; + sprintf(tmp, "%u", byte); + tmp++; + } + } + return buf; +} + // ------------------------------------------------------------------------- // string parameters lib // ------------------------------------------------------------------------- @@ -248,3 +292,102 @@ int param_getstr(const char *line, int paramnum, char * str) return en - bg + 1; } + +/* +The following methods comes from Rfidler sourcecode. +https://github.com/ApertureLabsLtd/RFIDler/blob/master/firmware/Pic32/RFIDler.X/src/ +*/ + +// convert hex to sequence of 0/1 bit values +// returns number of bits converted +int hextobinarray(char *target, char *source) +{ + int length, i, count= 0; + char x; + + length = strlen(source); + // process 4 bits (1 hex digit) at a time + while(length--) + { + x= *(source++); + // capitalize + if (x >= 'a' && x <= 'f') + x -= 32; + // convert to numeric value + if (x >= '0' && x <= '9') + x -= '0'; + else if (x >= 'A' && x <= 'F') + x -= 'A' - 10; + else + return 0; + // output + for(i= 0 ; i < 4 ; ++i, ++count) + *(target++)= (x >> (3 - i)) & 1; + } + + return count; +} + +// convert hex to human readable binary string +int hextobinstring(char *target, char *source) +{ + int length; + + if(!(length= hextobinarray(target, source))) + return 0; + binarraytobinstring(target, target, length); + return length; +} + +// convert binary array of 0x00/0x01 values to hex (safe to do in place as target will always be shorter than source) +// return number of bits converted +int binarraytohex(char *target, char *source, int length) +{ + unsigned char i, x; + int j = length; + + if(j % 4) + return 0; + + while(j) + { + for(i= x= 0 ; i < 4 ; ++i) + x += ( source[i] << (3 - i)); + sprintf(target,"%X", x); + ++target; + source += 4; + j -= 4; + } + return length; +} + +// convert binary array to human readable binary +void binarraytobinstring(char *target, char *source, int length) +{ + int i; + + for(i= 0 ; i < length ; ++i) + *(target++)= *(source++) + '0'; + *target= '\0'; +} + +// return parity bit required to match type +uint8_t GetParity( char *bits, uint8_t type, int length) +{ + int x; + + for(x= 0 ; length > 0 ; --length) + x += bits[length - 1]; + x %= 2; + + return x ^ type; +} + +// add HID parity to binary array: EVEN prefix for 1st half of ID, ODD suffix for 2nd half +void wiegand_add_parity(char *target, char *source, char length) +{ + *(target++)= GetParity(source, EVEN, length / 2); + memcpy(target, source, length); + target += length; + *(target)= GetParity(source + length / 2, ODD, length / 2); +} diff --git a/client/util.h b/client/util.h index ce8876ed..22d41e0c 100644 --- a/client/util.h +++ b/client/util.h @@ -15,6 +15,7 @@ #include #include #include +#include "data.h" #ifndef MIN # define MIN(a, b) (((a) < (b)) ? (a) : (b)) @@ -22,6 +23,10 @@ #ifndef MAX # define MAX(a, b) (((a) > (b)) ? (a) : (b)) #endif +#define TRUE 1 +#define FALSE 0 +#define EVEN 0 +#define ODD 1 int ukbhit(void); @@ -33,9 +38,11 @@ void FillFileNameByUID(char *fileName, uint8_t * uid, char *ext, int byteCount); void print_hex(const uint8_t * data, const size_t len); char * sprint_hex(const uint8_t * data, const size_t len); +char * sprint_bin(const uint8_t * data, const size_t len); void num_to_bytes(uint64_t n, size_t len, uint8_t* dest); uint64_t bytes_to_num(uint8_t* src, size_t len); +char * printBits(size_t const size, void const * const ptr); char param_getchar(const char *line, int paramnum); uint8_t param_get8(const char *line, int paramnum); @@ -45,3 +52,10 @@ uint64_t param_get64ex(const char *line, int paramnum, int deflt, int base); int param_gethex(const char *line, int paramnum, uint8_t * data, int hexcnt); int param_getstr(const char *line, int paramnum, char * str); + int hextobinarray( char *target, char *source); + int hextobinstring( char *target, char *source); + int binarraytohex( char *target, char *source, int length); +void binarraytobinstring(char *target, char *source, int length); +uint8_t GetParity( char *string, uint8_t type, int length); +void wiegand_add_parity(char *target, char *source, char length); + diff --git a/common/Makefile.common b/common/Makefile.common index 2befd456..2b2bb2fb 100644 --- a/common/Makefile.common +++ b/common/Makefile.common @@ -54,7 +54,8 @@ DELETE=del /q MOVE=ren COPY=copy PATHSEP=\\# -FLASH_TOOL=winsrc\\prox.exe +#FLASH_TOOL=winsrc\\prox.exe +FLASH_TOOL=winsrc\\flash.exe DETECTED_OS=Windows endif @@ -67,6 +68,7 @@ INCLUDES = ../include/proxmark3.h ../include/at91sam7s512.h ../include/config_gp CFLAGS = -c $(INCLUDE) -Wall -Werror -pedantic -std=c99 $(APP_CFLAGS) -Os LDFLAGS = -nostartfiles -nodefaultlibs -Wl,-gc-sections -n + LIBS = -lgcc THUMBOBJ = $(patsubst %.c,$(OBJDIR)/%.o,$(THUMBSRC)) diff --git a/common/cmd.c b/common/cmd.c index 49d9d942..0c3ecc1f 100644 --- a/common/cmd.c +++ b/common/cmd.c @@ -34,8 +34,6 @@ #include "string.h" #include "proxmark3.h" -//static UsbCommand txcmd; - bool cmd_receive(UsbCommand* cmd) { // Check if there is a usb packet available diff --git a/common/crc16.c b/common/crc16.c index d181bb2a..973cd103 100644 --- a/common/crc16.c +++ b/common/crc16.c @@ -8,6 +8,7 @@ #include "crc16.h" + unsigned short update_crc16( unsigned short crc, unsigned char c ) { unsigned short i, v, tcrc = 0; @@ -20,3 +21,25 @@ unsigned short update_crc16( unsigned short crc, unsigned char c ) return ((crc >> 8) ^ tcrc)&0xffff; } + +uint16_t crc16(uint8_t const *message, int length, uint16_t remainder, uint16_t polynomial) { + + if (length == 0) + return (~remainder); + + for (int byte = 0; byte < length; ++byte) { + remainder ^= (message[byte] << 8); + for (uint8_t bit = 8; bit > 0; --bit) { + if (remainder & 0x8000) { + remainder = (remainder << 1) ^ polynomial; + } else { + remainder = (remainder << 1); + } + } + } + return remainder; +} + +uint16_t crc16_ccitt(uint8_t const *message, int length) { + return crc16(message, length, 0xffff, 0x1021); +} diff --git a/common/crc16.h b/common/crc16.h index 055a60bc..d16d83b5 100644 --- a/common/crc16.h +++ b/common/crc16.h @@ -5,10 +5,11 @@ //----------------------------------------------------------------------------- // CRC16 //----------------------------------------------------------------------------- +#include #ifndef __CRC16_H #define __CRC16_H - unsigned short update_crc16(unsigned short crc, unsigned char c); - +uint16_t crc16(uint8_t const *message, int length, uint16_t remainder, uint16_t polynomial); +uint16_t crc16_ccitt(uint8_t const *message, int length); #endif diff --git a/common/crc32.c b/common/crc32.c new file mode 100644 index 00000000..69d770f4 --- /dev/null +++ b/common/crc32.c @@ -0,0 +1,35 @@ +#include +#include +#include "crc32.h" + +#define htole32(x) (x) +#define CRC32_PRESET 0xFFFFFFFF + + +static void crc32_byte (uint32_t *crc, const uint8_t value); + +static void crc32_byte (uint32_t *crc, const uint8_t value) { + /* x32 + x26 + x23 + x22 + x16 + x12 + x11 + x10 + x8 + x7 + x5 + x4 + x2 + x + 1 */ + const uint32_t poly = 0xEDB88320; + + *crc ^= value; + for (int current_bit = 7; current_bit >= 0; current_bit--) { + int bit_out = (*crc) & 0x00000001; + *crc >>= 1; + if (bit_out) + *crc ^= poly; + } +} + +void crc32 (const uint8_t *data, const size_t len, uint8_t *crc) { + uint32_t desfire_crc = CRC32_PRESET; + for (size_t i = 0; i < len; i++) { + crc32_byte (&desfire_crc, data[i]); + } + + *((uint32_t *)(crc)) = htole32 (desfire_crc); +} + +void crc32_append (uint8_t *data, const size_t len) { + crc32 (data, len, data + len); +} diff --git a/common/crc32.h b/common/crc32.h new file mode 100644 index 00000000..0dd2a328 --- /dev/null +++ b/common/crc32.h @@ -0,0 +1,15 @@ +//----------------------------------------------------------------------------- +// This code is licensed to you under the terms of the GNU GPL, version 2 or, +// at your option, any later version. See the LICENSE.txt file for the text of +// the license. +//----------------------------------------------------------------------------- +// CRC32 +//----------------------------------------------------------------------------- + +#ifndef __CRC32_H +#define __CRC32_H + +void crc32 (const uint8_t *data, const size_t len, uint8_t *crc); +void crc32_append (uint8_t *data, const size_t len); + +#endif diff --git a/common/usb_cdc.c b/common/usb_cdc.c index e2787fb6..54f6a8e8 100644 --- a/common/usb_cdc.c +++ b/common/usb_cdc.c @@ -223,7 +223,6 @@ byte_t btReceiveBank = AT91C_UDP_RX_DATA_BK0; void usb_disable() { // Disconnect the USB device AT91C_BASE_PIOA->PIO_ODR = GPIO_USB_PU; -// SpinDelay(100); // Clear all lingering interrupts if(pUdp->UDP_ISR & AT91C_UDP_ENDBUSRES) { @@ -257,7 +256,6 @@ void usb_enable() { // Wait for a short while for (volatile size_t i=0; i<0x100000; i++); -// SpinDelay(100); // Reconnect USB reconnect AT91C_BASE_PIOA->PIO_SODR = GPIO_USB_PU; @@ -304,8 +302,7 @@ uint32_t usb_read(byte_t* data, size_t len) { uint32_t packetSize, nbBytesRcv = 0; uint32_t time_out = 0; - while (len) - { + while (len) { if (!usb_check()) break; if ( pUdp->UDP_CSR[AT91C_EP_OUT] & bank ) { @@ -314,8 +311,7 @@ uint32_t usb_read(byte_t* data, size_t len) { while(packetSize--) data[nbBytesRcv++] = pUdp->UDP_FDR[AT91C_EP_OUT]; pUdp->UDP_CSR[AT91C_EP_OUT] &= ~(bank); - if (bank == AT91C_UDP_RX_DATA_BK0) - { + if (bank == AT91C_UDP_RX_DATA_BK0) { bank = AT91C_UDP_RX_DATA_BK1; } else { bank = AT91C_UDP_RX_DATA_BK0; diff --git a/include/usb_cmd.h b/include/usb_cmd.h index 69c3c1b6..c2e0b95b 100644 --- a/include/usb_cmd.h +++ b/include/usb_cmd.h @@ -150,8 +150,10 @@ typedef struct { #define CMD_MIFARE_READBL 0x0620 #define CMD_MIFAREU_READBL 0x0720 + #define CMD_MIFARE_READSC 0x0621 #define CMD_MIFAREU_READCARD 0x0721 + #define CMD_MIFARE_WRITEBL 0x0622 #define CMD_MIFAREU_WRITEBL 0x0722 #define CMD_MIFAREU_WRITEBL_COMPAT 0x0723