X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/e938f7101179641c9478e9c914bc1bb3ee171570..d00a30d56fc4200a9a921d37ab7dc9e18e092bc0:/armsrc/appmain.c?ds=sidebyside diff --git a/armsrc/appmain.c b/armsrc/appmain.c index 589f394d..70cabd2e 100644 --- a/armsrc/appmain.c +++ b/armsrc/appmain.c @@ -37,14 +37,14 @@ #include "hfsnoop.h" #include "fpgaloader.h" #ifdef WITH_LCD - #include "LCD.h" + #include "LCD.h" #endif static uint32_t hw_capabilities; // Craig Young - 14a stand-alone code #ifdef WITH_ISO14443a - #include "iso14443a.h" + #include "iso14443a.h" #endif //============================================================================= @@ -53,33 +53,31 @@ static uint32_t hw_capabilities; // is the order in which they go out on the wire. //============================================================================= -#define TOSEND_BUFFER_SIZE (9*MAX_FRAME_SIZE + 1 + 1 + 2) // 8 data bits and 1 parity bit per payload byte, 1 correction bit, 1 SOC bit, 2 EOC bits +#define TOSEND_BUFFER_SIZE (9*MAX_FRAME_SIZE + 1 + 1 + 2) // 8 data bits and 1 parity bit per payload byte, 1 correction bit, 1 SOC bit, 2 EOC bits uint8_t ToSend[TOSEND_BUFFER_SIZE]; int ToSendMax; static int ToSendBit; struct common_area common_area __attribute__((section(".commonarea"))); -void ToSendReset(void) -{ +void ToSendReset(void) { ToSendMax = -1; ToSendBit = 8; } -void ToSendStuffBit(int b) -{ - if(ToSendBit >= 8) { +void ToSendStuffBit(int b) { + if (ToSendBit >= 8) { ToSendMax++; ToSend[ToSendMax] = 0; ToSendBit = 0; } - if(b) { + if (b) { ToSend[ToSendMax] |= (1 << (7 - ToSendBit)); } ToSendBit++; - if(ToSendMax >= sizeof(ToSend)) { + if (ToSendMax >= sizeof(ToSend)) { ToSendBit = 0; DbpString("ToSendStuffBit overflowed!"); } @@ -89,19 +87,11 @@ void ToSendStuffBit(int b) // Debug print functions, to go out over USB, to the usual PC-side client. //============================================================================= -void DbpString(char *str) -{ - byte_t len = strlen(str); - cmd_send(CMD_DEBUG_PRINT_STRING,len,0,0,(byte_t*)str,len); +void DbpString(char *str) { + uint8_t len = strlen(str); + cmd_send(CMD_DEBUG_PRINT_STRING,len,0,0,(uint8_t*)str,len); } -#if 0 -void DbpIntegers(int x1, int x2, int x3) -{ - cmd_send(CMD_DEBUG_PRINT_INTEGERS,x1,x2,x3,0,0); -} -#endif - void Dbprintf(const char *fmt, ...) { // should probably limit size here; oh well, let's just use a big buffer char output_string[128]; @@ -118,26 +108,26 @@ void Dbprintf(const char *fmt, ...) { void Dbhexdump(int len, uint8_t *d, bool bAsci) { int l=0,i; char ascii[9]; - + while (len>0) { if (len>8) l=8; else l=len; - + memcpy(ascii,d,l); ascii[l]=0; - + // filter safe ascii - for (i=0;i126) ascii[i]='.'; - + for (i = 0; i < l; i++) + if (ascii[i]<32 || ascii[i]>126) ascii[i] = '.'; + if (bAsci) { - Dbprintf("%-8s %*D",ascii,l,d," "); + Dbprintf("%-8s %*D",ascii, l, d, " "); } else { - Dbprintf("%*D",l,d," "); + Dbprintf("%*D", l, d, " "); } - - len-=8; - d+=8; + + len -= 8; + d += 8; } } @@ -146,12 +136,11 @@ void Dbhexdump(int len, uint8_t *d, bool bAsci) { // in ADC units (0 to 1023). Also a routine to average 32 samples and // return that. //----------------------------------------------------------------------------- -static int ReadAdc(int ch) -{ - // Note: ADC_MODE_PRESCALE and ADC_MODE_SAMPLE_HOLD_TIME are set to the maximum allowed value. +static int ReadAdc(int ch) { + // Note: ADC_MODE_PRESCALE and ADC_MODE_SAMPLE_HOLD_TIME are set to the maximum allowed value. // AMPL_HI is a high impedance (10MOhm || 1MOhm) output, the input capacitance of the ADC is 12pF (typical). This results in a time constant - // of RC = (0.91MOhm) * 12pF = 10.9us. Even after the maximum configurable sample&hold time of 40us the input capacitor will not be fully charged. - // + // of RC = (0.91MOhm) * 12pF = 10.9us. Even after the maximum configurable sample&hold time of 40us the input capacitor will not be fully charged. + // // The maths are: // If there is a voltage v_in at the input, the voltage v_cap at the capacitor (this is what we are measuring) will be // @@ -159,20 +148,19 @@ static int ReadAdc(int ch) AT91C_BASE_ADC->ADC_CR = AT91C_ADC_SWRST; AT91C_BASE_ADC->ADC_MR = - ADC_MODE_PRESCALE(63) | // ADC_CLK = MCK / ((63+1) * 2) = 48MHz / 128 = 375kHz - ADC_MODE_STARTUP_TIME(1) | // Startup Time = (1+1) * 8 / ADC_CLK = 16 / 375kHz = 42,7us Note: must be > 20us - ADC_MODE_SAMPLE_HOLD_TIME(15); // Sample & Hold Time SHTIM = 15 / ADC_CLK = 15 / 375kHz = 40us + ADC_MODE_PRESCALE(63) | // ADC_CLK = MCK / ((63+1) * 2) = 48MHz / 128 = 375kHz + ADC_MODE_STARTUP_TIME(1) | // Startup Time = (1+1) * 8 / ADC_CLK = 16 / 375kHz = 42,7us Note: must be > 20us + ADC_MODE_SAMPLE_HOLD_TIME(15); // Sample & Hold Time SHTIM = 15 / ADC_CLK = 15 / 375kHz = 40us AT91C_BASE_ADC->ADC_CHER = ADC_CHANNEL(ch); AT91C_BASE_ADC->ADC_CR = AT91C_ADC_START; while(!(AT91C_BASE_ADC->ADC_SR & ADC_END_OF_CONVERSION(ch))) {}; - + return AT91C_BASE_ADC->ADC_CDR[ch] & 0x3ff; } -int AvgAdc(int ch) // was static - merlok -{ +int AvgAdc(int ch) { // was static - merlok{ int i; int a = 0; @@ -183,10 +171,9 @@ int AvgAdc(int ch) // was static - merlok return (a + 15) >> 5; } -static int AvgAdc_Voltage_HF(void) -{ +static int AvgAdc_Voltage_HF(void) { int AvgAdc_Voltage_Low, AvgAdc_Voltage_High; - + AvgAdc_Voltage_Low= (MAX_ADC_HF_VOLTAGE_LOW * AvgAdc(ADC_CHAN_HF_LOW)) >> 10; // if voltage range is about to be exceeded, use high voltage ADC channel if available (RDV40 only) if (AvgAdc_Voltage_Low > MAX_ADC_HF_VOLTAGE_LOW - 300) { @@ -198,13 +185,11 @@ static int AvgAdc_Voltage_HF(void) return AvgAdc_Voltage_Low; } -static int AvgAdc_Voltage_LF(void) -{ +static int AvgAdc_Voltage_LF(void) { return (MAX_ADC_LF_VOLTAGE * AvgAdc(ADC_CHAN_LF)) >> 10; } -void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv, uint8_t LF_Results[]) -{ +void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv, uint8_t LF_Results[]) { int i, adcval = 0, peak = 0; /* @@ -219,17 +204,17 @@ void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv FpgaDownloadAndGo(FPGA_BITSTREAM_LF); FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); SpinDelay(50); - - for (i=255; i>=19; i--) { + + for (i = 255; i >= 19; i--) { WDT_HIT(); FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i); SpinDelay(20); adcval = AvgAdc_Voltage_LF(); - if (i==95) *vLf125 = adcval; // voltage at 125Khz - if (i==89) *vLf134 = adcval; // voltage at 134Khz + if (i == 95) *vLf125 = adcval; // voltage at 125Khz + if (i == 89) *vLf134 = adcval; // voltage at 134Khz LF_Results[i] = adcval >> 9; // scale int to fit in byte for graphing purposes - if(LF_Results[i] > peak) { + if (LF_Results[i] > peak) { *peakv = adcval; peak = LF_Results[i]; *peakf = i; @@ -237,13 +222,12 @@ void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv } } - for (i=18; i >= 0; i--) LF_Results[i] = 0; + for (i = 18; i >= 0; i--) LF_Results[i] = 0; return; } -void MeasureAntennaTuningHfOnly(int *vHf) -{ +void MeasureAntennaTuningHfOnly(int *vHf) { // Let the FPGA drive the high-frequency antenna around 13.56 MHz. LED_A_ON(); FpgaDownloadAndGo(FPGA_BITSTREAM_HF); @@ -254,8 +238,7 @@ void MeasureAntennaTuningHfOnly(int *vHf) return; } -void MeasureAntennaTuning(int mode) -{ +void MeasureAntennaTuning(int mode) { uint8_t LF_Results[256] = {0}; int peakv = 0, peakf = 0; int vLf125 = 0, vLf134 = 0, vHf = 0; // in mV @@ -281,9 +264,8 @@ void MeasureAntennaTuning(int mode) return; } -void MeasureAntennaTuningHf(void) -{ - int vHf = 0; // in mV +void MeasureAntennaTuningHf(void) { + int vHf = 0; // in mV DbpString("Measuring HF antenna, press button to exit"); @@ -305,8 +287,7 @@ void MeasureAntennaTuningHf(void) } -void ReadMem(int addr) -{ +void ReadMem(int addr) { const uint8_t *data = ((uint8_t *)addr); Dbprintf("%x: %02x %02x %02x %02x %02x %02x %02x %02x", @@ -319,22 +300,20 @@ extern struct version_information version_information; extern char *_bootphase1_version_pointer, _flash_start, _flash_end, _bootrom_start, _bootrom_end, __data_src_start__; -void set_hw_capabilities(void) -{ +void set_hw_capabilities(void) { if (I2C_is_available()) { hw_capabilities |= HAS_SMARTCARD_SLOT; } - + if (false) { // TODO: implement a test hw_capabilities |= HAS_EXTRA_FLASH_MEM; } -} +} -void SendVersion(void) -{ +void SendVersion(void) { set_hw_capabilities(); - + char temp[USB_CMD_DATA_SIZE]; /* Limited data payload in USB packets */ char VersionString[USB_CMD_DATA_SIZE] = { '\0' }; @@ -343,7 +322,7 @@ void SendVersion(void) * pointer, then use it. */ char *bootrom_version = *(char**)&_bootphase1_version_pointer; - if( bootrom_version < &_flash_start || bootrom_version >= &_flash_end ) { + if (bootrom_version < &_flash_start || bootrom_version >= &_flash_end) { strcat(VersionString, "bootrom version information appears invalid\n"); } else { FormatVersionInformation(temp, sizeof(temp), "bootrom: ", bootrom_version); @@ -357,14 +336,14 @@ void SendVersion(void) strncat(VersionString, fpga_version_information[i], sizeof(VersionString) - strlen(VersionString) - 1); strncat(VersionString, "\n", sizeof(VersionString) - strlen(VersionString) - 1); } - + // test availability of SmartCard slot if (I2C_is_available()) { strncat(VersionString, "SmartCard Slot: available\n", sizeof(VersionString) - strlen(VersionString) - 1); } else { strncat(VersionString, "SmartCard Slot: not available\n", sizeof(VersionString) - strlen(VersionString) - 1); } - + // Send Chip ID and used flash memory uint32_t text_and_rodata_section_size = (uint32_t)&__data_src_start__ - (uint32_t)&_flash_start; uint32_t compressed_data_section_size = common_area.arg1; @@ -373,18 +352,17 @@ void SendVersion(void) // measure the USB Speed by sending SpeedTestBufferSize bytes to client and measuring the elapsed time. // Note: this mimics GetFromBigbuf(), i.e. we have the overhead of the UsbCommand structure included. -void printUSBSpeed(void) -{ +void printUSBSpeed(void) { Dbprintf("USB Speed:"); Dbprintf(" Sending USB packets to client..."); - #define USB_SPEED_TEST_MIN_TIME 1500 // in milliseconds + #define USB_SPEED_TEST_MIN_TIME 1500 // in milliseconds uint8_t *test_data = BigBuf_get_addr(); uint32_t end_time; uint32_t start_time = end_time = GetTickCount(); uint32_t bytes_transferred = 0; - + LED_B_ON(); while(end_time < start_time + USB_SPEED_TEST_MIN_TIME) { cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K, 0, USB_CMD_DATA_SIZE, 0, test_data, USB_CMD_DATA_SIZE); @@ -395,16 +373,15 @@ void printUSBSpeed(void) Dbprintf(" Time elapsed: %dms", end_time - start_time); Dbprintf(" Bytes transferred: %d", bytes_transferred); - Dbprintf(" USB Transfer Speed PM3 -> Client = %d Bytes/s", + Dbprintf(" USB Transfer Speed PM3 -> Client = %d Bytes/s", 1000 * bytes_transferred / (end_time - start_time)); } - + /** * Prints runtime information about the PM3. **/ -void SendStatus(void) -{ +void SendStatus(void) { BigBuf_print_status(); Fpga_print_status(); #ifdef WITH_SMARTCARD @@ -424,20 +401,18 @@ void SendStatus(void) #define OPTS 2 -void StandAloneMode() -{ +void StandAloneMode() { DbpString("Stand-alone mode! No PC necessary."); // Oooh pretty -- notify user we're in elite samy mode now - LED(LED_RED, 200); + LED(LED_RED, 200); LED(LED_ORANGE, 200); - LED(LED_GREEN, 200); + LED(LED_GREEN, 200); LED(LED_ORANGE, 200); - LED(LED_RED, 200); + LED(LED_RED, 200); LED(LED_ORANGE, 200); - LED(LED_GREEN, 200); + LED(LED_GREEN, 200); LED(LED_ORANGE, 200); - LED(LED_RED, 200); - + LED(LED_RED, 200); } #endif @@ -445,8 +420,7 @@ void StandAloneMode() #ifdef WITH_ISO14443a_StandAlone -void StandAloneMode14a() -{ +void StandAloneMode14a() { StandAloneMode(); FpgaDownloadAndGo(FPGA_BITSTREAM_HF); @@ -462,14 +436,12 @@ void StandAloneMode14a() LED(selected + 1, 0); - for (;;) - { + for (;;) { usb_poll(); WDT_HIT(); SpinDelay(300); - if (GotoRecord || !cardRead[selected]) - { + if (GotoRecord || !cardRead[selected]) { GotoRecord = false; LEDsoff(); LED(selected + 1, 0); @@ -484,48 +456,42 @@ void StandAloneMode14a() uint32_t cuid; iso14443a_setup(FPGA_HF_ISO14443A_READER_MOD); - for ( ; ; ) - { + for ( ; ; ) { WDT_HIT(); if (BUTTON_PRESS()) { if (cardRead[selected]) { Dbprintf("Button press detected -- replaying card in bank[%d]", selected); break; - } - else if (cardRead[(selected+1)%OPTS]) { + } else if (cardRead[(selected+1)%OPTS]) { Dbprintf("Button press detected but no card in bank[%d] so playing from bank[%d]", selected, (selected+1)%OPTS); selected = (selected+1)%OPTS; break; - } - else { + } else { Dbprintf("Button press detected but no stored tag to play. (Ignoring button)"); SpinDelay(300); } } if (!iso14443a_select_card(uid, &hi14a_card[selected], &cuid, true, 0, true)) continue; - else - { + else { Dbprintf("Read UID:"); Dbhexdump(10,uid,0); memcpy(readUID,uid,10*sizeof(uint8_t)); uint8_t *dst = (uint8_t *)&uid_tmp1; // Set UID byte order - for (int i=0; i<4; i++) + for (int i = 0; i < 4; i++) dst[i] = uid[3-i]; dst = (uint8_t *)&uid_tmp2; - for (int i=0; i<4; i++) + for (int i = 0; i < 4; i++) dst[i] = uid[7-i]; - if (uid_1st[(selected+1)%OPTS] == uid_tmp1 && uid_2nd[(selected+1)%OPTS] == uid_tmp2) { + if (uid_1st[(selected+1) % OPTS] == uid_tmp1 && uid_2nd[(selected+1) % OPTS] == uid_tmp2) { Dbprintf("Card selected has same UID as what is stored in the other bank. Skipping."); - } - else { + } else { if (uid_tmp2) { - Dbprintf("Bank[%d] received a 7-byte UID",selected); + Dbprintf("Bank[%d] received a 7-byte UID", selected); uid_1st[selected] = (uid_tmp1)>>8; uid_2nd[selected] = (uid_tmp1<<24) + (uid_tmp2>>8); - } - else { - Dbprintf("Bank[%d] received a 4-byte UID",selected); + } else { + Dbprintf("Bank[%d] received a 4-byte UID", selected); uid_1st[selected] = uid_tmp1; uid_2nd[selected] = uid_tmp2; } @@ -533,8 +499,8 @@ void StandAloneMode14a() } } } - Dbprintf("ATQA = %02X%02X",hi14a_card[selected].atqa[0],hi14a_card[selected].atqa[1]); - Dbprintf("SAK = %02X",hi14a_card[selected].sak); + Dbprintf("ATQA = %02X%02X", hi14a_card[selected].atqa[0], hi14a_card[selected].atqa[1]); + Dbprintf("SAK = %02X", hi14a_card[selected].sak); LEDsoff(); LED(LED_GREEN, 200); LED(LED_ORANGE, 200); @@ -548,10 +514,7 @@ void StandAloneMode14a() playing = true; cardRead[selected] = true; - } - /* MF Classic UID clone */ - else if (GotoClone) - { + } else if (GotoClone) { /* MF Classic UID clone */ GotoClone=false; LEDsoff(); LED(selected + 1, 0); @@ -562,8 +525,7 @@ void StandAloneMode14a() Dbprintf("Preparing to Clone card [Bank: %x]; uid: %08x", selected, uid_1st[selected]); // wait for button to be released - while(BUTTON_PRESS()) - { + while(BUTTON_PRESS()) { // Delay cloning until card is in place WDT_HIT(); } @@ -604,29 +566,26 @@ void StandAloneMode14a() if (oldBlock0[0] == 0 && oldBlock0[0] == oldBlock0[1] && oldBlock0[1] == oldBlock0[2] && oldBlock0[2] == oldBlock0[3]) { Dbprintf("No changeable tag detected. Returning to replay mode for bank[%d]", selected); playing = true; - } - else { - Dbprintf("UID from target tag: %02X%02X%02X%02X", oldBlock0[0],oldBlock0[1],oldBlock0[2],oldBlock0[3]); - memcpy(newBlock0,oldBlock0,16); + } else { + Dbprintf("UID from target tag: %02X%02X%02X%02X", oldBlock0[0], oldBlock0[1], oldBlock0[2], oldBlock0[3]); + memcpy(newBlock0, oldBlock0, 16); // Copy uid_1st for bank (2nd is for longer UIDs not supported if classic) - newBlock0[0] = uid_1st[selected]>>24; - newBlock0[1] = 0xFF & (uid_1st[selected]>>16); - newBlock0[2] = 0xFF & (uid_1st[selected]>>8); + newBlock0[0] = uid_1st[selected] >> 24; + newBlock0[1] = 0xFF & (uid_1st[selected] >> 16); + newBlock0[2] = 0xFF & (uid_1st[selected] >> 8); newBlock0[3] = 0xFF & (uid_1st[selected]); - newBlock0[4] = newBlock0[0]^newBlock0[1]^newBlock0[2]^newBlock0[3]; + newBlock0[4] = newBlock0[0] ^ newBlock0[1] ^ newBlock0[2] ^ newBlock0[3]; // arg0 = needWipe, arg1 = workFlags, arg2 = blockNo, datain - MifareCSetBlock(0, 0xFF,0, newBlock0); + MifareCSetBlock(0, 0xFF, 0, newBlock0); MifareCGetBlock(0x3F, 1, 0, testBlock0); - if (memcmp(testBlock0,newBlock0,16)==0) - { + if (memcmp(testBlock0, newBlock0, 16) == 0) { DbpString("Cloned successfull!"); cardRead[selected] = false; // Only if the card was cloned successfully should we clear it playing = false; GotoRecord = true; selected = (selected+1) % OPTS; - } - else { + } else { Dbprintf("Clone failed. Back to replay mode on bank[%d]", selected); playing = true; } @@ -634,10 +593,9 @@ void StandAloneMode14a() LEDsoff(); LED(selected + 1, 0); - } - // Change where to record (or begin playing) - else if (playing) // button_pressed == BUTTON_SINGLE_CLICK && cardRead[selected]) - { + } else if (playing) { + // button_pressed == BUTTON_SINGLE_CLICK && cardRead[selected]) + // Change where to record (or begin playing) LEDsoff(); LED(selected + 1, 0); @@ -649,31 +607,26 @@ void StandAloneMode14a() int button_action = BUTTON_HELD(1000); if (button_action == 0) { // No button action, proceed with sim uint8_t data[512] = {0}; // in case there is a read command received we shouldn't break - Dbprintf("Simulating ISO14443a tag with uid[0]: %08x, uid[1]: %08x [Bank: %u]", uid_1st[selected],uid_2nd[selected],selected); + Dbprintf("Simulating ISO14443a tag with uid[0]: %08x, uid[1]: %08x [Bank: %u]", uid_1st[selected], uid_2nd[selected], selected); if (hi14a_card[selected].sak == 8 && hi14a_card[selected].atqa[0] == 4 && hi14a_card[selected].atqa[1] == 0) { DbpString("Mifare Classic"); - SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data); // Mifare Classic - } - else if (hi14a_card[selected].sak == 0 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 0) { + SimulateIso14443aTag(1, uid_1st[selected], uid_2nd[selected], data); // Mifare Classic + } else if (hi14a_card[selected].sak == 0 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 0) { DbpString("Mifare Ultralight"); - SimulateIso14443aTag(2,uid_1st[selected],uid_2nd[selected],data); // Mifare Ultralight - } - else if (hi14a_card[selected].sak == 20 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 3) { + SimulateIso14443aTag(2, uid_1st[selected], uid_2nd[selected], data); // Mifare Ultralight + } else if (hi14a_card[selected].sak == 20 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 3) { DbpString("Mifare DESFire"); - SimulateIso14443aTag(3,uid_1st[selected],uid_2nd[selected],data); // Mifare DESFire - } - else { + SimulateIso14443aTag(3, uid_1st[selected], uid_2nd[selected], data); // Mifare DESFire + } else { Dbprintf("Unrecognized tag type -- defaulting to Mifare Classic emulation"); - SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data); + SimulateIso14443aTag(1, uid_1st[selected], uid_2nd[selected], data); } - } - else if (button_action == BUTTON_SINGLE_CLICK) { + } else if (button_action == BUTTON_SINGLE_CLICK) { selected = (selected + 1) % OPTS; Dbprintf("Done playing. Switching to record mode on bank %d",selected); GotoRecord = true; break; - } - else if (button_action == BUTTON_HOLD) { + } else if (button_action == BUTTON_HOLD) { Dbprintf("Playtime over. Begin cloning..."); GotoClone = true; break; @@ -688,10 +641,11 @@ void StandAloneMode14a() } } } + #elif WITH_LF_StandAlone + // samy's sniff and repeat routine -void SamyRun() -{ +void SamyRun() { StandAloneMode(); FpgaDownloadAndGo(FPGA_BITSTREAM_LF); @@ -703,8 +657,7 @@ void SamyRun() // Turn on selected LED LED(selected + 1, 0); - for (;;) - { + for (;;) { usb_poll(); WDT_HIT(); @@ -713,8 +666,7 @@ void SamyRun() SpinDelay(300); // Button was held for a second, begin recording - if (button_pressed > 0 && cardRead == 0) - { + if (button_pressed > 0 && cardRead == 0) { LEDsoff(); LED(selected + 1, 0); LED(LED_RED2, 0); @@ -742,51 +694,46 @@ void SamyRun() // If we were previously playing, set playing off // so next button push begins playing what we recorded playing = 0; - + cardRead = 1; - - } - else if (button_pressed > 0 && cardRead == 1) - { - LEDsoff(); - LED(selected + 1, 0); - LED(LED_ORANGE, 0); + } else if (button_pressed > 0 && cardRead == 1) { + LEDsoff(); + LED(selected + 1, 0); + LED(LED_ORANGE, 0); + + // record + if (tops[selected] > 0) + Dbprintf("Cloning %x %x%08x%08x", selected, tops[selected], high[selected], low[selected]); + else + Dbprintf("Cloning %x %x%08x", selected, high[selected], low[selected]); + + // wait for button to be released + while(BUTTON_PRESS()) + WDT_HIT(); - // record - if (tops[selected] > 0) - Dbprintf("Cloning %x %x%08x%08x", selected, tops[selected], high[selected], low[selected]); - else - Dbprintf("Cloning %x %x%08x", selected, high[selected], low[selected]); + /* need this delay to prevent catching some weird data */ + SpinDelay(500); - // wait for button to be released - while(BUTTON_PRESS()) - WDT_HIT(); + CopyHIDtoT55x7(tops[selected] & 0x000FFFFF, high[selected], low[selected], (tops[selected] != 0 && ((high[selected]& 0xFFFFFFC0) != 0)), 0x1D); + if (tops[selected] > 0) + Dbprintf("Cloned %x %x%08x%08x", selected, tops[selected], high[selected], low[selected]); + else + Dbprintf("Cloned %x %x%08x", selected, high[selected], low[selected]); - /* need this delay to prevent catching some weird data */ - SpinDelay(500); + LEDsoff(); + LED(selected + 1, 0); + // Finished recording - CopyHIDtoT55x7(tops[selected] & 0x000FFFFF, high[selected], low[selected], (tops[selected] != 0 && ((high[selected]& 0xFFFFFFC0) != 0)), 0x1D); - if (tops[selected] > 0) - Dbprintf("Cloned %x %x%08x%08x", selected, tops[selected], high[selected], low[selected]); - else - Dbprintf("Cloned %x %x%08x", selected, high[selected], low[selected]); + // If we were previously playing, set playing off + // so next button push begins playing what we recorded + playing = 0; - LEDsoff(); - LED(selected + 1, 0); - // Finished recording - - // If we were previously playing, set playing off - // so next button push begins playing what we recorded - playing = 0; - - cardRead = 0; - - } + cardRead = 0; + + } else if (button_pressed) { - // Change where to record (or begin playing) - else if (button_pressed) - { + // Change where to record (or begin playing) // Next option if we were previously playing if (playing) selected = (selected + 1) % OPTS; @@ -796,8 +743,7 @@ void SamyRun() LED(selected + 1, 0); // Begin transmitting - if (playing) - { + if (playing) { LED(LED_GREEN, 0); DbpString("Playing"); // wait for button to be released @@ -807,15 +753,14 @@ void SamyRun() Dbprintf("%x %x%08x%08x", selected, tops[selected], high[selected], low[selected]); else Dbprintf("%x %x%08x", selected, high[selected], low[selected]); - + CmdHIDsimTAG(tops[selected], high[selected], low[selected], 0); DbpString("Done playing"); - if (BUTTON_HELD(1000) > 0) - { + if (BUTTON_HELD(1000) > 0) { DbpString("Exiting"); LEDsoff(); return; - } + } /* We pressed a button so ignore it here with a delay */ SpinDelay(300); @@ -825,8 +770,7 @@ void SamyRun() playing = !playing; LEDsoff(); LED(selected + 1, 0); - } - else + } else while(BUTTON_PRESS()) WDT_HIT(); } @@ -834,6 +778,7 @@ void SamyRun() } #endif + /* OBJECTIVE Listen and detect an external reader. Determine the best location @@ -869,10 +814,10 @@ static const char LIGHT_SCHEME[] = { 0xE, /* -XXX | 86% of maximum current detected */ 0xF, /* XXXX | 100% of maximum current detected */ }; + static const int LIGHT_LEN = sizeof(LIGHT_SCHEME)/sizeof(LIGHT_SCHEME[0]); -void ListenReaderField(int limit) -{ +void ListenReaderField(int limit) { int lf_av, lf_av_new=0, lf_baseline= 0, lf_max; int hf_av, hf_av_new=0, hf_baseline= 0, hf_max; int mode=1, display_val, display_max, i; @@ -892,13 +837,13 @@ void ListenReaderField(int limit) lf_av = lf_max = AvgAdc_Voltage_LF(); - if(limit != HF_ONLY) { + if (limit != HF_ONLY) { Dbprintf("LF 125/134kHz Baseline: %dmV", lf_av); lf_baseline = lf_av; } hf_av = hf_max = AvgAdc_Voltage_HF(); - + if (limit != LF_ONLY) { Dbprintf("HF 13.56MHz Baseline: %dmV", hf_av); hf_baseline = hf_av; @@ -919,7 +864,8 @@ void ListenReaderField(int limit) return; break; } - while (BUTTON_PRESS()); + while (BUTTON_PRESS()) + /* wait */; } WDT_HIT(); @@ -933,7 +879,7 @@ void ListenReaderField(int limit) lf_av_new = AvgAdc_Voltage_LF(); // see if there's a significant change - if (ABS((lf_av - lf_av_new)*100/(lf_av?lf_av:1)) > REPORT_CHANGE_PERCENT) { + if (ABS((lf_av - lf_av_new) * 100 / (lf_av?lf_av:1)) > REPORT_CHANGE_PERCENT) { Dbprintf("LF 125/134kHz Field Change: %5dmV", lf_av_new); lf_av = lf_av_new; if (lf_av > lf_max) @@ -950,9 +896,9 @@ void ListenReaderField(int limit) } hf_av_new = AvgAdc_Voltage_HF(); - + // see if there's a significant change - if (ABS((hf_av - hf_av_new)*100/(hf_av?hf_av:1)) > REPORT_CHANGE_PERCENT) { + if (ABS((hf_av - hf_av_new) * 100 / (hf_av?hf_av:1)) > REPORT_CHANGE_PERCENT) { Dbprintf("HF 13.56MHz Field Change: %5dmV", hf_av_new); hf_av = hf_av_new; if (hf_av > hf_max) @@ -960,7 +906,7 @@ void ListenReaderField(int limit) } } - if(mode == 2) { + if (mode == 2) { if (limit == LF_ONLY) { display_val = lf_av; display_max = lf_max; @@ -976,8 +922,8 @@ void ListenReaderField(int limit) display_max = lf_max; } } - for (i=0; i= ((display_max/LIGHT_LEN)*i) && display_val <= ((display_max/LIGHT_LEN)*(i+1))) { + for (i = 0; i < LIGHT_LEN; i++) { + if (display_val >= (display_max / LIGHT_LEN * i) && display_val <= (display_max / LIGHT_LEN * (i+1))) { if (LIGHT_SCHEME[i] & 0x1) LED_C_ON(); else LED_C_OFF(); if (LIGHT_SCHEME[i] & 0x2) LED_A_ON(); else LED_A_OFF(); if (LIGHT_SCHEME[i] & 0x4) LED_B_ON(); else LED_B_OFF(); @@ -989,12 +935,13 @@ void ListenReaderField(int limit) } } -void UsbPacketReceived(uint8_t *packet, int len) -{ + +void UsbPacketReceived(uint8_t *packet, int len) { + UsbCommand *c = (UsbCommand *)packet; // Dbprintf("received %d bytes, with command: 0x%04x and args: %d %d %d",len,c->cmd,c->arg[0],c->arg[1],c->arg[2]); - + switch(c->cmd) { #ifdef WITH_LF case CMD_SET_LF_SAMPLING_CONFIG: @@ -1058,7 +1005,7 @@ void UsbPacketReceived(uint8_t *packet, int len) SimulateTagLowFrequencyBidir(c->arg[0], c->arg[1]); break; case CMD_INDALA_CLONE_TAG: - CopyIndala64toT55x7(c->arg[0], c->arg[1]); + CopyIndala64toT55x7(c->arg[0], c->arg[1]); break; case CMD_INDALA_CLONE_TAG_L: CopyIndala224toT55x7(c->d.asDwords[0], c->d.asDwords[1], c->d.asDwords[2], c->d.asDwords[3], c->d.asDwords[4], c->d.asDwords[5], c->d.asDwords[6]); @@ -1109,16 +1056,16 @@ void UsbPacketReceived(uint8_t *packet, int len) SnoopHitag(c->arg[0]); break; case CMD_SIMULATE_HITAG: // Simulate Hitag tag, args = memory content - SimulateHitagTag((bool)c->arg[0],(byte_t*)c->d.asBytes); + SimulateHitagTag((bool)c->arg[0], (uint8_t*)c->d.asBytes); break; case CMD_READER_HITAG: // Reader for Hitag tags, args = type and function ReaderHitag((hitag_function)c->arg[0],(hitag_data*)c->d.asBytes); break; case CMD_SIMULATE_HITAG_S:// Simulate Hitag s tag, args = memory content - SimulateHitagSTag((bool)c->arg[0],(byte_t*)c->d.asBytes); + SimulateHitagSTag((bool)c->arg[0],(uint8_t*)c->d.asBytes); break; case CMD_TEST_HITAGS_TRACES:// Tests every challenge within the given file - check_challenges_cmd((bool)c->arg[0], (byte_t*)c->d.asBytes, (uint8_t)c->arg[1]); + check_challenges_cmd((bool)c->arg[0], (uint8_t*)c->d.asBytes, (uint8_t)c->arg[1]); break; case CMD_READ_HITAG_S://Reader for only Hitag S tags, args = key or challenge ReadHitagSCmd((hitag_function)c->arg[0], (hitag_data*)c->d.asBytes, (uint8_t)c->arg[1], (uint8_t)c->arg[2], false); @@ -1140,19 +1087,19 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693: AcquireRawAdcSamplesIso15693(); break; - + case CMD_SNOOP_ISO_15693: SnoopIso15693(0, NULL); break; - + case CMD_ISO_15693_COMMAND: DirectTag15693Command(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes); break; - + case CMD_ISO_15693_FIND_AFI: BruteforceIso15693Afi(c->arg[0]); - break; - + break; + case CMD_ISO_15693_DEBUG: SetDebugIso15693(c->arg[0]); break; @@ -1212,14 +1159,14 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_SIMULATE_TAG_ISO_14443a: SimulateIso14443aTag(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); // ## Simulate iso14443a tag - pass tag type & UID break; - + case CMD_EPA_PACE_COLLECT_NONCE: EPA_PACE_Collect_Nonce(c); break; case CMD_EPA_PACE_REPLAY: EPA_PACE_Replay(c); break; - + case CMD_READER_MIFARE: ReaderMifare(c->arg[0]); break; @@ -1235,7 +1182,7 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_MIFAREU_READCARD: MifareUReadCard(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); break; - case CMD_MIFAREUC_SETPWD: + case CMD_MIFAREUC_SETPWD: MifareUSetPwd(c->arg[0], c->d.asBytes); break; case CMD_MIFARE_READSC: @@ -1265,7 +1212,7 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_SIMULATE_MIFARE_CARD: MifareSim(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); break; - + // emulator case CMD_MIFARE_SET_DBGMODE: MifareSetDbgLvl(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); @@ -1282,7 +1229,7 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_MIFARE_EML_CARDLOAD: MifareECardLoad(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); break; - + // Work with "magic Chinese" card case CMD_MIFARE_CWIPE: MifareCWipe(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); @@ -1296,7 +1243,7 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_MIFARE_CIDENT: MifareCIdent(); break; - + // mifare sniffer case CMD_MIFARE_SNIFFER: SniffMifare(c->arg[0]); @@ -1315,9 +1262,6 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_READER_ICLASS: ReaderIClass(c->arg[0]); break; - case CMD_READER_ICLASS_REPLAY: - ReaderIClass_Replay(c->arg[0], c->d.asBytes); - break; case CMD_ICLASS_EML_MEMSET: emlSet(c->d.asBytes,c->arg[0], c->arg[1]); break; @@ -1392,7 +1336,7 @@ void UsbPacketReceived(uint8_t *packet, int len) ListenReaderField(c->arg[0]); break; - case CMD_FPGA_MAJOR_MODE_OFF: // ## FPGA Control + case CMD_FPGA_MAJOR_MODE_OFF: // ## FPGA Control FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); SpinDelay(200); LED_D_OFF(); // LED D indicates field ON or OFF @@ -1412,8 +1356,8 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_DOWNLOADED_SIM_SAMPLES_125K: { // iceman; since changing fpga_bitstreams clears bigbuff, Its better to call it before. - // to be able to use this one for uploading data to device - // arg1 = 0 upload for LF usage + // to be able to use this one for uploading data to device + // arg1 = 0 upload for LF usage // 1 upload for HF usage if (c->arg[1] == 0) FpgaDownloadAndGo(FPGA_BITSTREAM_LF); @@ -1424,7 +1368,7 @@ void UsbPacketReceived(uint8_t *packet, int len) memcpy(b+c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE); cmd_send(CMD_ACK,0,0,0,0,0); break; - } + } case CMD_READ_MEM: ReadMem(c->arg[0]); break; @@ -1484,7 +1428,7 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_DEVICE_INFO: { uint32_t dev_info = DEVICE_INFO_FLAG_OSIMAGE_PRESENT | DEVICE_INFO_FLAG_CURRENT_MODE_OS; if(common_area.flags.bootrom_present) dev_info |= DEVICE_INFO_FLAG_BOOTROM_PRESENT; - cmd_send(CMD_DEVICE_INFO,dev_info,0,0,0,0); + cmd_send(CMD_DEVICE_INFO,dev_info,0,0,0,0); break; } default: @@ -1493,8 +1437,9 @@ void UsbPacketReceived(uint8_t *packet, int len) } } -void __attribute__((noreturn)) AppMain(void) -{ + +void __attribute__((noreturn)) AppMain(void) { + SpinDelay(100); clear_trace(); if(common_area.magic != COMMON_AREA_MAGIC || common_area.version != 1) { @@ -1506,7 +1451,7 @@ void __attribute__((noreturn)) AppMain(void) common_area.flags.osimage_present = 1; LEDsoff(); - + // Init USB device usb_enable(); @@ -1529,34 +1474,27 @@ void __attribute__((noreturn)) AppMain(void) FpgaDownloadAndGo(FPGA_BITSTREAM_HF); StartTickCount(); - + #ifdef WITH_LCD LCDInit(); #endif - byte_t rx[sizeof(UsbCommand)]; + uint8_t rx[sizeof(UsbCommand)]; size_t rx_len; - + for(;;) { - if (usb_poll()) { - rx_len = usb_read(rx,sizeof(UsbCommand)); - if (rx_len) { - UsbPacketReceived(rx,rx_len); - } - } WDT_HIT(); - -#ifdef WITH_LF_StandAlone -#ifndef WITH_ISO14443a_StandAlone - if (BUTTON_HELD(1000) > 0) - SamyRun(); -#endif -#endif -#ifdef WITH_ISO14443a -#ifdef WITH_ISO14443a_StandAlone - if (BUTTON_HELD(1000) > 0) - StandAloneMode14a(); + if (usb_poll() && (rx_len = usb_read(rx, sizeof(rx)))) { + UsbPacketReceived(rx, rx_len); + } else { +#if defined(WITH_LF_StandAlone) && !defined(WITH_ISO14443a_StandAlone) + if (BUTTON_HELD(1000) > 0) + SamyRun(); #endif +#if defined(WITH_ISO14443a) && defined(WITH_ISO14443a_StandAlone) + if (BUTTON_HELD(1000) > 0) + StandAloneMode14a(); #endif + } } }