X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/2d2f7d1948f655b32031fc06f83d530c0c30c85b..9783989b400be4ed19cbf12defa4d6dbcdcd9fc8:/armsrc/iso14443a.c diff --git a/armsrc/iso14443a.c b/armsrc/iso14443a.c index 84fbd661..9f2b6d94 100644 --- a/armsrc/iso14443a.c +++ b/armsrc/iso14443a.c @@ -913,7 +913,9 @@ bool prepare_tag_modulation(tag_response_info_t* response_info, size_t max_buffe // Coded responses need one byte per bit to transfer (data, parity, start, stop, correction) // 28 * 8 data bits, 28 * 1 parity bits, 7 start bits, 7 stop bits, 7 correction bits // -> need 273 bytes buffer -#define ALLOCATED_TAG_MODULATION_BUFFER_SIZE 273 +// 44 * 8 data bits, 44 * 1 parity bits, 9 start bits, 9 stop bits, 9 correction bits --370 +// 47 * 8 data bits, 47 * 1 parity bits, 10 start bits, 10 stop bits, 10 correction bits +#define ALLOCATED_TAG_MODULATION_BUFFER_SIZE 453 bool prepare_allocated_tag_modulation(tag_response_info_t* response_info) { // Retrieve and store the current buffer index @@ -946,7 +948,10 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data) uint8_t ar_nr_collected = 0; uint8_t sak; - + + // PACK response to PWD AUTH for EV1/NTAG + uint8_t response8[4]; + // The first response contains the ATQA (note: bytes are transmitted in reverse order). uint8_t response1[2]; @@ -959,7 +964,7 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data) } break; case 2: { // MIFARE Ultralight // Says: I am a stupid memory tag, no crypto - response1[0] = 0x04; + response1[0] = 0x44; response1[1] = 0x00; sak = 0x00; } break; @@ -987,6 +992,16 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data) response1[1] = 0x00; sak = 0x09; } break; + case 7: { // NTAG? + // Says: I am a NTAG, + response1[0] = 0x44; + response1[1] = 0x00; + sak = 0x00; + // PACK + response8[0] = 0x80; + response8[1] = 0x80; + ComputeCrc14443(CRC_14443_A, response8, 2, &response8[2], &response8[3]); + } break; default: { Dbprintf("Error: unkown tagtype (%d)",tagType); return; @@ -1043,7 +1058,14 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data) // TC(1) = 0x02: CID supported, NAD not supported ComputeCrc14443(CRC_14443_A, response6, 4, &response6[4], &response6[5]); - #define TAG_RESPONSE_COUNT 7 + // Prepare GET_VERSION (different for EV-1 / NTAG) + //uint8_t response7_EV1[] = {0x00, 0x04, 0x03, 0x01, 0x01, 0x00, 0x0b, 0x03, 0xfd, 0xf7}; //EV1 48bytes VERSION. + uint8_t response7_NTAG[] = {0x00, 0x04, 0x04, 0x02, 0x01, 0x00, 0x11, 0x03, 0x01, 0x9e}; //NTAG 215 + + // Prepare CHK_TEARING + uint8_t response9[] = {0xBD,0x90,0x3f}; + + #define TAG_RESPONSE_COUNT 10 tag_response_info_t responses[TAG_RESPONSE_COUNT] = { { .response = response1, .response_n = sizeof(response1) }, // Answer to request - respond with card type { .response = response2, .response_n = sizeof(response2) }, // Anticollision cascade1 - respond with uid @@ -1052,6 +1074,9 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data) { .response = response3a, .response_n = sizeof(response3a) }, // Acknowledge select - cascade 2 { .response = response5, .response_n = sizeof(response5) }, // Authentication answer (random nonce) { .response = response6, .response_n = sizeof(response6) }, // dummy ATS (pseudo-ATR), answer to RATS + { .response = response7_NTAG, .response_n = sizeof(response7_NTAG) }, // EV1/NTAG GET_VERSION response + { .response = response8, .response_n = sizeof(response8) }, // EV1/NTAG PACK response + { .response = response9, .response_n = sizeof(response9) } // EV1/NTAG CHK_TEAR response }; // Allocate 512 bytes for the dynamic modulation, created when the reader queries for it @@ -1127,10 +1152,74 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data) } else if(receivedCmd[1] == 0x70 && receivedCmd[0] == 0x95) { // Received a SELECT (cascade 2) p_response = &responses[4]; order = 30; } else if(receivedCmd[0] == 0x30) { // Received a (plain) READ - EmSendCmdEx(data+(4*receivedCmd[1]),16,false); - // Dbprintf("Read request from reader: %x %x",receivedCmd[0],receivedCmd[1]); - // We already responded, do not send anything with the EmSendCmd14443aRaw() that is called below + uint8_t block = receivedCmd[1]; + if ( tagType == 7 ) { + uint8_t start = 4 * block; + + if ( block < 4 ) { + //NTAG 215 + uint8_t blockdata[50] = { + data[0],data[1],data[2], 0x88 ^ data[0] ^ data[1] ^ data[2], + data[3],data[4],data[5],data[6], + data[3] ^ data[4] ^ data[5] ^ data[6],0x48,0x0f,0xe0, + 0xe1,0x10,0x12,0x00, + 0x03,0x00,0xfe,0x00, + 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x00,0x00,0x00,0x00, + 0x00,0x00}; + AppendCrc14443a(blockdata+start, 16); + EmSendCmdEx( blockdata+start, MAX_MIFARE_FRAME_SIZE, false); + } else { + uint8_t emdata[MAX_MIFARE_FRAME_SIZE]; + emlGetMemBt( emdata, start, 16); + AppendCrc14443a(emdata, 16); + EmSendCmdEx(emdata, sizeof(emdata), false); + } + p_response = NULL; + + } else { + EmSendCmdEx(data+(4*block),16,false); + // Dbprintf("Read request from reader: %x %x",receivedCmd[0],receivedCmd[1]); + // We already responded, do not send anything with the EmSendCmd14443aRaw() that is called below + p_response = NULL; + } + } else if(receivedCmd[0] == 0x3A) { // Received a FAST READ (ranged read) -- just returns all zeros. + + uint8_t emdata[MAX_FRAME_SIZE]; + int start = receivedCmd[1] * 4; + int len = (receivedCmd[2] - receivedCmd[1] + 1) * 4; + emlGetMemBt( emdata, start, len); + AppendCrc14443a(emdata, len); + EmSendCmdEx(emdata, len+2, false); + p_response = NULL; + + } else if(receivedCmd[0] == 0x3C && tagType == 7) { // Received a READ SIGNATURE -- + // ECC data, taken from a NTAG215 amiibo token. might work. LEN: 32, + 2 crc + uint8_t data[] = {0x56,0x06,0xa6,0x4f,0x43,0x32,0x53,0x6f, + 0x43,0xda,0x45,0xd6,0x61,0x38,0xaa,0x1e, + 0xcf,0xd3,0x61,0x36,0xca,0x5f,0xbb,0x05, + 0xce,0x21,0x24,0x5b,0xa6,0x7a,0x79,0x07, + 0x00,0x00}; + AppendCrc14443a(data, sizeof(data)-2); + EmSendCmdEx(data,sizeof(data),false); + p_response = NULL; + } else if(receivedCmd[0] == 0x39 && tagType == 7) { // Received a READ COUNTER -- + uint8_t data[] = {0x00,0x00,0x00,0x14,0xa5}; + EmSendCmdEx(data,sizeof(data),false); + p_response = NULL; + } else if(receivedCmd[0] == 0xA5 && tagType == 7) { // Received a INC COUNTER -- + // number of counter + //uint8_t counter = receivedCmd[1]; + //uint32_t val = bytes_to_num(receivedCmd+2,4); + + // send ACK + uint8_t ack[] = {0x0a}; + EmSendCmdEx(ack,sizeof(ack),false); p_response = NULL; + + } else if(receivedCmd[0] == 0x3E && tagType == 7) { // Received a CHECK_TEARING_EVENT -- + p_response = &responses[9]; } else if(receivedCmd[0] == 0x50) { // Received a HALT if (tracing) { @@ -1138,7 +1227,12 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data) } p_response = NULL; } else if(receivedCmd[0] == 0x60 || receivedCmd[0] == 0x61) { // Received an authentication request - p_response = &responses[5]; order = 7; + + if ( tagType == 7 ) { // IF NTAG /EV1 0x60 == GET_VERSION, not a authentication request. + p_response = &responses[7]; + } else { + p_response = &responses[5]; order = 7; + } } else if(receivedCmd[0] == 0xE0) { // Received a RATS request if (tagType == 1 || tagType == 2) { // RATS not supported EmSend4bit(CARD_NACK_NA); @@ -1189,7 +1283,19 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data) memset(ar_nr_responses, 0x00, len); } } - } else { + } else if (receivedCmd[0] == 0x1a ) // ULC authentication + { + + } + else if (receivedCmd[0] == 0x1b) // NTAG / EV-1 authentication + { + if ( tagType == 7 ) { + p_response = &responses[8]; // PACK response + uint32_t pwd = bytes_to_num(receivedCmd+1,4); + Dbprintf("Auth attempt: %08x", pwd); + } + } + else { // Check for ISO 14443A-4 compliant commands, look at left nibble switch (receivedCmd[0]) { @@ -1293,10 +1399,12 @@ void SimulateIso14443aTag(int tagType, int flags, int uid_2nd, byte_t* data) } FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - - Dbprintf("%x %x %x", happened, happened2, cmdsRecvd); - LED_A_OFF(); BigBuf_free_keep_EM(); + LED_A_OFF(); + + Dbprintf("-[ Wake ups after halt [%d]", happened); + Dbprintf("-[ Messages after halt [%d]", happened2); + Dbprintf("-[ Num of received cmd [%d]", cmdsRecvd); }