X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/6a2e5adffd2a4a97ffd090cb536cd63ffd2fad54..e46fe044301490953e98776b70e0acd1117e2b20:/armsrc/appmain.c diff --git a/armsrc/appmain.c b/armsrc/appmain.c index c226c726..40df5f5f 100644 --- a/armsrc/appmain.c +++ b/armsrc/appmain.c @@ -29,6 +29,11 @@ #include "LCD.h" #endif +// Craig Young - 14a stand-alone code +#ifdef WITH_ISO14443a_StandAlone + #include "iso14443a.h" +#endif + #define abs(x) ( ((x)<0) ? -(x) : (x) ) //============================================================================= @@ -250,55 +255,6 @@ void MeasureAntennaTuningHf(void) } -void SimulateTagHfListen(void) -{ - // ToDo: historically this used the free buffer, which was 2744 Bytes long. - // There might be a better size to be defined: - #define HF_14B_SNOOP_BUFFER_SIZE 2744 - uint8_t *dest = BigBuf_malloc(HF_14B_SNOOP_BUFFER_SIZE); - uint8_t v = 0; - int i; - int p = 0; - - // We're using this mode just so that I can test it out; the simulated - // tag mode would work just as well and be simpler. - FpgaDownloadAndGo(FPGA_BITSTREAM_HF); - FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ | FPGA_HF_READER_RX_XCORR_SNOOP); - - // We need to listen to the high-frequency, peak-detected path. - SetAdcMuxFor(GPIO_MUXSEL_HIPKD); - - FpgaSetupSsc(); - - i = 0; - for(;;) { - if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) { - AT91C_BASE_SSC->SSC_THR = 0xff; - } - if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) { - uint8_t r = (uint8_t)AT91C_BASE_SSC->SSC_RHR; - - v <<= 1; - if(r & 1) { - v |= 1; - } - p++; - - if(p >= 8) { - dest[i] = v; - v = 0; - p = 0; - i++; - - if(i >= HF_14B_SNOOP_BUFFER_SIZE) { - break; - } - } - } - } - DbpString("simulate tag (now type bitsamples)"); -} - void ReadMem(int addr) { const uint8_t *data = ((uint8_t *)addr); @@ -310,11 +266,11 @@ void ReadMem(int addr) /* osimage version information is linked in */ 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; +extern char *_bootphase1_version_pointer, _flash_start, _flash_end, _bootrom_start, _bootrom_end, __data_src_start__; void SendVersion(void) { - char temp[512]; /* Limited data payload in USB packets */ - DbpString("Prox/RFID mark3 RFID instrument"); + char temp[USB_CMD_DATA_SIZE]; /* Limited data payload in USB packets */ + char VersionString[USB_CMD_DATA_SIZE] = { '\0' }; /* Try to find the bootrom version information. Expect to find a pointer at * symbol _bootphase1_version_pointer, perform slight sanity checks on the @@ -322,22 +278,28 @@ void SendVersion(void) */ char *bootrom_version = *(char**)&_bootphase1_version_pointer; if( bootrom_version < &_flash_start || bootrom_version >= &_flash_end ) { - DbpString("bootrom version information appears invalid"); + strcat(VersionString, "bootrom version information appears invalid\n"); } else { FormatVersionInformation(temp, sizeof(temp), "bootrom: ", bootrom_version); - DbpString(temp); + strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1); } FormatVersionInformation(temp, sizeof(temp), "os: ", &version_information); - DbpString(temp); + strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1); - FpgaGatherVersion(temp, sizeof(temp)); - DbpString(temp); - // Send Chip ID - cmd_send(CMD_ACK,*(AT91C_DBGU_CIDR),0,0,NULL,0); + FpgaGatherVersion(FPGA_BITSTREAM_LF, temp, sizeof(temp)); + strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1); + FpgaGatherVersion(FPGA_BITSTREAM_HF, temp, sizeof(temp)); + strncat(VersionString, temp, 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)); } #ifdef WITH_LF +#ifndef WITH_ISO14443a_StandAlone // samy's sniff and repeat routine void SamyRun() { @@ -484,7 +446,219 @@ void SamyRun() } } #endif +#endif +#ifdef WITH_ISO14443a +#ifdef WITH_ISO14443a_StandAlone +void StandAloneMode14a() +{ + DbpString("Stand-alone mode! No PC necessary."); + FpgaDownloadAndGo(FPGA_BITSTREAM_HF); + + // 3 possible options? no just 1 for now +#undef OPTS +#define OPTS 2 + // Oooh pretty -- notify user we're in elite samy mode now + LED(LED_RED, 200); + LED(LED_ORANGE, 200); + LED(LED_GREEN, 200); + LED(LED_ORANGE, 200); + LED(LED_RED, 200); + LED(LED_ORANGE, 200); + LED(LED_GREEN, 200); + LED(LED_ORANGE, 200); + LED(LED_RED, 200); + + int selected = 0; + int playing = 0; + int cardRead[OPTS] = {0}; + uint8_t readUID[10] = {0}; + int uid_1st[OPTS]={0}; + int uid_2nd[OPTS]={0}; + + LED(selected + 1, 0); + for (;;) + { + usb_poll(); + WDT_HIT(); + + // Was our button held down or pressed? + int button_pressed = BUTTON_HELD(1000); + + SpinDelay(300); + + // Button was held for a second, begin recording + if (button_pressed > 0 && cardRead[selected] == 0) + { + LEDsoff(); + LED(selected + 1, 0); + LED(LED_RED2, 0); + + // record + Dbprintf("Enabling iso14443a reader mode for [Bank: %u]...", selected); + + // wait for button to be released + while(BUTTON_PRESS()) + WDT_HIT(); + /* need this delay to prevent catching some weird data */ + SpinDelay(500); + /* Code for reading from 14a tag */ + uint8_t uid[10] ={0}; + uint32_t cuid; + iso14443a_setup(FPGA_HF_ISO14443A_READER_MOD); + + for ( ; ; ) + { + if (!iso14443a_select_card(uid, NULL, &cuid)) + continue; + else + { + Dbprintf("Read UID:"); Dbhexdump(10,uid,0); + memcpy(readUID,uid,10*sizeof(uint8_t)); + uint8_t *dst = (uint8_t *)&uid_1st[selected]; + // Set UID byte order + for (int i=0; i<4; i++) + dst[i] = uid[3-i]; + dst = (uint8_t *)&uid_2nd[selected]; + for (int i=0; i<4; i++) + dst[i] = uid[7-i]; + break; + } + } + LEDsoff(); + LED(LED_GREEN, 200); + LED(LED_ORANGE, 200); + LED(LED_GREEN, 200); + LED(LED_ORANGE, 200); + + 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[selected] = 1; + + } +/* MF UID clone */ + else if (button_pressed > 0 && cardRead[selected] == 1) + { + LEDsoff(); + LED(selected + 1, 0); + LED(LED_ORANGE, 250); + + + // record + Dbprintf("Preparing to Clone card [Bank: %x]; uid: %08x", selected, uid_1st[selected]); + + // wait for button to be released + while(BUTTON_PRESS()) + { + // Delay cloning until card is in place + WDT_HIT(); + } + Dbprintf("Starting clone. [Bank: %u]", selected); + // need this delay to prevent catching some weird data + SpinDelay(500); + // Begin clone function here: + /* Example from client/mifarehost.c for commanding a block write for "magic Chinese" cards: + UsbCommand c = {CMD_MIFARE_CSETBLOCK, {wantWipe, params & (0xFE | (uid == NULL ? 0:1)), blockNo}}; + memcpy(c.d.asBytes, data, 16); + SendCommand(&c); + + Block read is similar: + UsbCommand c = {CMD_MIFARE_CGETBLOCK, {params, 0, blockNo}}; + We need to imitate that call with blockNo 0 to set a uid. + + The get and set commands are handled in this file: + // Work with "magic Chinese" card + case CMD_MIFARE_CSETBLOCK: + MifareCSetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); + break; + case CMD_MIFARE_CGETBLOCK: + MifareCGetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); + // + break; + + mfCSetUID provides example logic for UID set workflow: + -Read block0 from card in field with MifareCGetBlock() + -Configure new values without replacing reserved bytes + memcpy(block0, uid, 4); // Copy UID bytes from byte array + // Mifare UID BCC + block0[4] = block0[0]^block0[1]^block0[2]^block0[3]; // BCC on byte 5 + Bytes 5-7 are reserved SAK and ATQA for mifare classic + -Use mfCSetBlock(0, block0, oldUID, wantWipe, CSETBLOCK_SINGLE_OPER) to write it + */ + uint8_t oldBlock0[16] = {0}, newBlock0[16] = {0}, testBlock0[16] = {0}; + // arg0 = Flags == CSETBLOCK_SINGLE_OPER=0x1F, arg1=returnSlot, arg2=blockNo + MifareCGetBlock(0x1F, 1, 0, oldBlock0); + 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[3] = 0xFF & (uid_1st[selected]); + newBlock0[4] = newBlock0[0]^newBlock0[1]^newBlock0[2]^newBlock0[3]; + // arg0 = needWipe, arg1 = workFlags, arg2 = blockNo, datain + MifareCSetBlock(0, 0xFF,0, newBlock0); + MifareCGetBlock(0x1F, 1, 0, testBlock0); + if (memcmp(testBlock0,newBlock0,16)==0) + { + DbpString("Cloned successfull!"); + cardRead[selected] = 0; // Only if the card was cloned successfully should we clear it + } + 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; + + } + // Change where to record (or begin playing) + else if (button_pressed && cardRead[selected]) + { + // Next option if we were previously playing + if (playing) + selected = (selected + 1) % OPTS; + playing = !playing; + + LEDsoff(); + LED(selected + 1, 0); + + // Begin transmitting + if (playing) + { + LED(LED_GREEN, 0); + DbpString("Playing"); + while (!BUTTON_HELD(500)) { // Loop simulating tag until the button is held a half-sec + Dbprintf("Simulating ISO14443a tag with uid[0]: %08x, uid[1]: %08x [Bank: %u]", uid_1st[selected],uid_2nd[selected],selected); + SimulateIso14443aTag(1,uid_1st[selected],uid_2nd[selected],NULL); + } + //cardRead[selected] = 1; + Dbprintf("Done playing [Bank: %u]",selected); + + /* We pressed a button so ignore it here with a delay */ + SpinDelay(300); + + // when done, we're done playing, move to next option + selected = (selected + 1) % OPTS; + playing = !playing; + LEDsoff(); + LED(selected + 1, 0); + } + else + while(BUTTON_PRESS()) + WDT_HIT(); + } + } +} +#endif +#endif /* OBJECTIVE Listen and detect an external reader. Determine the best location @@ -725,6 +899,9 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_EM4X_WRITE_WORD: EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]); break; + case CMD_AWID_DEMOD_FSK: // Set realtime AWID demodulation + CmdAWIDdemodFSK(c->arg[0], 0, 0, 1); + break; #endif #ifdef WITH_HITAG @@ -782,20 +959,17 @@ void UsbPacketReceived(uint8_t *packet, int len) #endif #ifdef WITH_ISO14443b - case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_14443: - AcquireRawAdcSamplesIso14443(c->arg[0]); - break; case CMD_READ_SRI512_TAG: - ReadSTMemoryIso14443(0x0F); + ReadSTMemoryIso14443b(0x0F); break; case CMD_READ_SRIX4K_TAG: - ReadSTMemoryIso14443(0x7F); + ReadSTMemoryIso14443b(0x7F); break; - case CMD_SNOOP_ISO_14443: - SnoopIso14443(); + case CMD_SNOOP_ISO_14443B: + SnoopIso14443b(); break; - case CMD_SIMULATE_TAG_ISO_14443: - SimulateIso14443Tag(); + case CMD_SIMULATE_TAG_ISO_14443B: + SimulateIso14443bTag(); break; case CMD_ISO_14443B_COMMAND: SendRawCommand14443B(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes); @@ -816,6 +990,9 @@ void UsbPacketReceived(uint8_t *packet, int len) 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]); @@ -911,10 +1088,6 @@ void UsbPacketReceived(uint8_t *packet, int len) break; #endif - case CMD_SIMULATE_TAG_HF_LISTEN: - SimulateTagHfListen(); - break; - case CMD_BUFF_CLEAR: BigBuf_Clear(); break; @@ -1076,8 +1249,16 @@ void __attribute__((noreturn)) AppMain(void) WDT_HIT(); #ifdef WITH_LF +#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(); +#endif #endif } }