X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/2758d83652200d360d2d3ac1bd99ef322c16d8ce..3a5ffba7c13354c0ad9ba48c8b97ee39ea46a1ba:/armsrc/appmain.c diff --git a/armsrc/appmain.c b/armsrc/appmain.c index e6d40abc..9b9acb6f 100644 --- a/armsrc/appmain.c +++ b/armsrc/appmain.c @@ -24,17 +24,21 @@ #include "legicrfsim.h" #include "hitag2.h" #include "hitagS.h" +#include "iso14443b.h" +#include "iso15693.h" #include "lfsampling.h" #include "BigBuf.h" #include "mifareutil.h" +#include "mifaresim.h" #include "pcf7931.h" +#include "i2c.h" +#include "hfsnoop.h" +#include "fpgaloader.h" #ifdef WITH_LCD #include "LCD.h" #endif -#ifdef WITH_SMARTCARD - #include "i2c.h" -#endif +static uint32_t hw_capabilities; // Craig Young - 14a stand-alone code #ifdef WITH_ISO14443a @@ -143,7 +147,7 @@ void Dbhexdump(int len, uint8_t *d, bool bAsci) { 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 are high impedance (10MOhm || 1MOhm) output, the input capacitance of the ADC is 12pF (typical). This results in a time constant + // 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. // // The maths are: @@ -162,7 +166,7 @@ static int ReadAdc(int ch) while(!(AT91C_BASE_ADC->ADC_SR & ADC_END_OF_CONVERSION(ch))) {}; - return AT91C_BASE_ADC->ADC_CDR[ch]; + return AT91C_BASE_ADC->ADC_CDR[ch] & 0x3ff; } int AvgAdc(int ch) // was static - merlok @@ -177,6 +181,26 @@ int AvgAdc(int ch) // was static - merlok return (a + 15) >> 5; } +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) { + AvgAdc_Voltage_High = (MAX_ADC_HF_VOLTAGE_HIGH * AvgAdc(ADC_CHAN_HF_HIGH)) >> 10; + if (AvgAdc_Voltage_High >= AvgAdc_Voltage_Low) { + return AvgAdc_Voltage_High; + } + } + return AvgAdc_Voltage_Low; +} + +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[]) { int i, adcval = 0, peak = 0; @@ -198,7 +222,7 @@ void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv WDT_HIT(); FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i); SpinDelay(20); - adcval = ((MAX_ADC_LF_VOLTAGE * AvgAdc(ADC_CHAN_LF)) >> 10); + adcval = AvgAdc_Voltage_LF(); if (i==95) *vLf125 = adcval; // voltage at 125Khz if (i==89) *vLf134 = adcval; // voltage at 134Khz @@ -221,11 +245,10 @@ void MeasureAntennaTuningHfOnly(int *vHf) // Let the FPGA drive the high-frequency antenna around 13.56 MHz. LED_A_ON(); FpgaDownloadAndGo(FPGA_BITSTREAM_HF); - FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR); + FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER); SpinDelay(20); - *vHf = (MAX_ADC_HF_VOLTAGE * AvgAdc(ADC_CHAN_HF)) >> 10; + *vHf = AvgAdc_Voltage_HF(); LED_A_OFF(); - return; } @@ -264,11 +287,11 @@ void MeasureAntennaTuningHf(void) // Let the FPGA drive the high-frequency antenna around 13.56 MHz. FpgaDownloadAndGo(FPGA_BITSTREAM_HF); - FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR); + FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER); for (;;) { - SpinDelay(20); - vHf = (MAX_ADC_HF_VOLTAGE * AvgAdc(ADC_CHAN_HF)) >> 10; + SpinDelay(500); + vHf = AvgAdc_Voltage_HF(); Dbprintf("%d mV",vHf); if (BUTTON_PRESS()) break; @@ -293,8 +316,23 @@ extern struct version_information version_information; /* bootrom version information is pointed to from _bootphase1_version_pointer */ extern char *_bootphase1_version_pointer, _flash_start, _flash_end, _bootrom_start, _bootrom_end, __data_src_start__; + +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) { + set_hw_capabilities(); + char temp[USB_CMD_DATA_SIZE]; /* Limited data payload in USB packets */ char VersionString[USB_CMD_DATA_SIZE] = { '\0' }; @@ -315,15 +353,20 @@ void SendVersion(void) for (int i = 0; i < fpga_bitstream_num; i++) { strncat(VersionString, fpga_version_information[i], sizeof(VersionString) - strlen(VersionString) - 1); - if (i < fpga_bitstream_num - 1) { - strncat(VersionString, "\n", 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; - cmd_send(CMD_ACK, *(AT91C_DBGU_CIDR), text_and_rodata_section_size + compressed_data_section_size, 0, VersionString, strlen(VersionString)); + cmd_send(CMD_ACK, *(AT91C_DBGU_CIDR), text_and_rodata_section_size + compressed_data_section_size, hw_capabilities, VersionString, strlen(VersionString)); } // measure the USB Speed by sending SpeedTestBufferSize bytes to client and measuring the elapsed time. @@ -721,7 +764,7 @@ void SamyRun() /* need this delay to prevent catching some weird data */ SpinDelay(500); - CopyHIDtoT55x7(tops[selected] & 0x000FFFFF, high[selected], low[selected], (tops[selected] != 0 && ((high[selected]& 0xFFFFFFC0) != 0))); + 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 @@ -828,13 +871,15 @@ static const int LIGHT_LEN = sizeof(LIGHT_SCHEME)/sizeof(LIGHT_SCHEME[0]); void ListenReaderField(int limit) { - int lf_av, lf_av_new, lf_baseline= 0, lf_max; - int hf_av, hf_av_new, hf_baseline= 0, hf_max; + 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; -#define LF_ONLY 1 -#define HF_ONLY 2 -#define REPORT_CHANGE 10 // report new values only if they have changed at least by REPORT_CHANGE +#define LF_ONLY 1 +#define HF_ONLY 2 +#define REPORT_CHANGE_PERCENT 5 // report new values only if they have changed at least by REPORT_CHANGE_PERCENT +#define MIN_HF_FIELD 300 // in mode 1 signal HF field greater than MIN_HF_FIELD above baseline +#define MIN_LF_FIELD 1200 // in mode 1 signal LF field greater than MIN_LF_FIELD above baseline // switch off FPGA - we don't want to measure our own signal @@ -843,23 +888,23 @@ void ListenReaderField(int limit) LEDsoff(); - lf_av = lf_max = AvgAdc(ADC_CHAN_LF); + lf_av = lf_max = AvgAdc_Voltage_LF(); if(limit != HF_ONLY) { - Dbprintf("LF 125/134kHz Baseline: %dmV", (MAX_ADC_LF_VOLTAGE * lf_av) >> 10); + Dbprintf("LF 125/134kHz Baseline: %dmV", lf_av); lf_baseline = lf_av; } - hf_av = hf_max = AvgAdc(ADC_CHAN_HF); - + hf_av = hf_max = AvgAdc_Voltage_HF(); + if (limit != LF_ONLY) { - Dbprintf("HF 13.56MHz Baseline: %dmV", (MAX_ADC_HF_VOLTAGE * hf_av) >> 10); + Dbprintf("HF 13.56MHz Baseline: %dmV", hf_av); hf_baseline = hf_av; } for(;;) { + SpinDelay(500); if (BUTTON_PRESS()) { - SpinDelay(500); switch (mode) { case 1: mode=2; @@ -872,21 +917,22 @@ void ListenReaderField(int limit) return; break; } + while (BUTTON_PRESS()); } WDT_HIT(); if (limit != HF_ONLY) { if(mode == 1) { - if (ABS(lf_av - lf_baseline) > REPORT_CHANGE) + if (lf_av - lf_baseline > MIN_LF_FIELD) LED_D_ON(); else LED_D_OFF(); } - lf_av_new = AvgAdc(ADC_CHAN_LF); + lf_av_new = AvgAdc_Voltage_LF(); // see if there's a significant change - if(ABS(lf_av - lf_av_new) > REPORT_CHANGE) { - Dbprintf("LF 125/134kHz Field Change: %5dmV", (MAX_ADC_LF_VOLTAGE * lf_av_new) >> 10); + 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) lf_max = lf_av; @@ -895,16 +941,17 @@ void ListenReaderField(int limit) if (limit != LF_ONLY) { if (mode == 1){ - if (ABS(hf_av - hf_baseline) > REPORT_CHANGE) + if (hf_av - hf_baseline > MIN_HF_FIELD) LED_B_ON(); else LED_B_OFF(); } - hf_av_new = AvgAdc(ADC_CHAN_HF); + hf_av_new = AvgAdc_Voltage_HF(); + // see if there's a significant change - if(ABS(hf_av - hf_av_new) > REPORT_CHANGE) { - Dbprintf("HF 13.56MHz Field Change: %5dmV", (MAX_ADC_HF_VOLTAGE * hf_av_new) >> 10); + 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) hf_max = hf_av; @@ -976,7 +1023,11 @@ void UsbPacketReceived(uint8_t *packet, int len) CmdPSKsimTag(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); break; case CMD_HID_CLONE_TAG: - CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]); + CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0], 0x1D); + break; + case CMD_PARADOX_CLONE_TAG: + // Paradox cards are the same as HID, with a different preamble, so we can reuse the same function + CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0], 0x0F); break; case CMD_IO_DEMOD_FSK: CmdIOdemodFSK(c->arg[0], 0, 0, 1); @@ -1028,12 +1079,18 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_PCF7931_WRITE: WritePCF7931(c->d.asBytes[0],c->d.asBytes[1],c->d.asBytes[2],c->d.asBytes[3],c->d.asBytes[4],c->d.asBytes[5],c->d.asBytes[6], c->d.asBytes[9], c->d.asBytes[7]-128,c->d.asBytes[8]-128, c->arg[0], c->arg[1], c->arg[2]); break; + case CMD_PCF7931_BRUTEFORCE: + BruteForcePCF7931(c->arg[0], (c->arg[1] & 0xFF), c->d.asBytes[9], c->d.asBytes[7]-128,c->d.asBytes[8]-128); + break; case CMD_EM4X_READ_WORD: EM4xReadWord(c->arg[0], c->arg[1],c->arg[2]); break; case CMD_EM4X_WRITE_WORD: EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2]); break; + case CMD_EM4X_PROTECT: + EM4xProtect(c->arg[0], c->arg[1], c->arg[2]); + break; case CMD_AWID_DEMOD_FSK: // Set realtime AWID demodulation CmdAWIDdemodFSK(c->arg[0], 0, 0, 1); break; @@ -1059,10 +1116,13 @@ void UsbPacketReceived(uint8_t *packet, int len) SimulateHitagSTag((bool)c->arg[0],(byte_t*)c->d.asBytes); break; case CMD_TEST_HITAGS_TRACES:// Tests every challenge within the given file - check_challenges((bool)c->arg[0],(byte_t*)c->d.asBytes); + check_challenges_cmd((bool)c->arg[0], (byte_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 - ReadHitagS((hitag_function)c->arg[0],(hitag_data*)c->d.asBytes); + ReadHitagSCmd((hitag_function)c->arg[0], (hitag_data*)c->d.asBytes, (uint8_t)c->arg[1], (uint8_t)c->arg[2], false); + break; + case CMD_READ_HITAG_S_BLK: + ReadHitagSCmd((hitag_function)c->arg[0], (hitag_data*)c->d.asBytes, (uint8_t)c->arg[1], (uint8_t)c->arg[2], true); break; case CMD_WR_HITAG_S://writer for Hitag tags args=data to write,page and key or challenge if ((hitag_function)c->arg[0] < 10) { @@ -1078,8 +1138,9 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693: AcquireRawAdcSamplesIso15693(); break; - case CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693: - RecordRawAdcSamplesIso15693(); + + case CMD_SNOOP_ISO_15693: + SnoopIso15693(); break; case CMD_ISO_15693_COMMAND: @@ -1097,9 +1158,14 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_READER_ISO_15693: ReaderIso15693(c->arg[0]); break; + case CMD_SIMTAG_ISO_15693: SimTagIso15693(c->arg[0], c->d.asBytes); break; + + case CMD_CSETUID_ISO_15693: + SetTag15693Uid(c->d.asBytes); + break; #endif #ifdef WITH_LEGICRF @@ -1192,7 +1258,7 @@ void UsbPacketReceived(uint8_t *packet, int len) MifareChkKeys(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); break; case CMD_SIMULATE_MIFARE_CARD: - Mifare1ksim(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); + MifareSim(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); break; // emulator @@ -1269,11 +1335,16 @@ void UsbPacketReceived(uint8_t *packet, int len) iClass_Clone(c->arg[0], c->arg[1], c->d.asBytes); break; #endif + #ifdef WITH_HFSNOOP case CMD_HF_SNIFFER: HfSnoop(c->arg[0], c->arg[1]); break; + case CMD_HF_PLOT: + HfPlot(); + break; #endif + #ifdef WITH_SMARTCARD case CMD_SMART_ATR: { SmartCardAtr(); @@ -1323,7 +1394,6 @@ void UsbPacketReceived(uint8_t *packet, int len) break; case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K: - LED_B_ON(); uint8_t *BigBuf = BigBuf_get_addr(); for(size_t i=0; iarg[1]; i += USB_CMD_DATA_SIZE) { @@ -1430,13 +1500,10 @@ void __attribute__((noreturn)) AppMain(void) } common_area.flags.osimage_present = 1; - LED_D_OFF(); - LED_C_OFF(); - LED_B_OFF(); - LED_A_OFF(); - + LEDsoff(); + // Init USB device - usb_enable(); + usb_enable(); // The FPGA gets its clock from us from PCK0 output, so set that up. AT91C_BASE_PIOA->PIO_BSR = GPIO_PCK0;