X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/a8904ebd46d747753c9f639f1577694c149ca5c2..refs/pull/245/head:/client/cmdhf.c?ds=inline diff --git a/client/cmdhf.c b/client/cmdhf.c index f4d76210..cb71b93b 100644 --- a/client/cmdhf.c +++ b/client/cmdhf.c @@ -8,11 +8,15 @@ // High frequency commands //----------------------------------------------------------------------------- +#include #include #include #include "proxmark3.h" -#include "graph.h" +#include "util.h" +#include "data.h" #include "ui.h" +#include "iso14443crc.h" +#include "cmdmain.h" #include "cmdparser.h" #include "cmdhf.h" #include "cmdhf14a.h" @@ -23,6 +27,7 @@ #include "cmdhficlass.h" #include "cmdhfmf.h" #include "cmdhfmfu.h" +#include "cmdhftopaz.h" #include "protocols.h" static int CmdHelp(const char *Cmd); @@ -71,11 +76,57 @@ void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break; case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break; case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break; - case MIFARE_AUTH_KEYA: snprintf(exp,size,"AUTH-A(%d)",cmd[1]); break; + case MIFARE_AUTH_KEYA:{ + if ( cmdsize > 3) + snprintf(exp,size,"AUTH-A(%d)",cmd[1]); + else + // case MIFARE_ULEV1_VERSION : both 0x60. + snprintf(exp,size,"EV1 VERSION"); + break; + } case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B(%d)",cmd[1]); break; case MIFARE_MAGICWUPC1: snprintf(exp,size,"MAGIC WUPC1"); break; case MIFARE_MAGICWUPC2: snprintf(exp,size,"MAGIC WUPC2"); break; case MIFARE_MAGICWIPEC: snprintf(exp,size,"MAGIC WIPEC"); break; + case MIFARE_ULC_AUTH_1: snprintf(exp,size,"AUTH "); break; + case MIFARE_ULC_AUTH_2: snprintf(exp,size,"AUTH_ANSW"); break; + case MIFARE_ULEV1_AUTH: + if ( cmdsize == 7 ) + snprintf(exp,size,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd[1], cmd[2], cmd[3], cmd[4] ); + else + snprintf(exp,size,"PWD-AUTH"); + break; + case MIFARE_ULEV1_FASTREAD:{ + if ( cmdsize >=3 && cmd[2] <= 0xE6) + snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]); + else + snprintf(exp,size,"?"); + break; + } + case MIFARE_ULC_WRITE:{ + if ( cmd[1] < 0x21 ) + snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); + else + snprintf(exp,size,"?"); + break; + } + case MIFARE_ULEV1_READ_CNT:{ + if ( cmd[1] < 5 ) + snprintf(exp,size,"READ CNT(%d)",cmd[1]); + else + snprintf(exp,size,"?"); + break; + } + case MIFARE_ULEV1_INCR_CNT:{ + if ( cmd[1] < 5 ) + snprintf(exp,size,"INCR(%d)",cmd[1]); + else + snprintf(exp,size,"?"); + break; + } + case MIFARE_ULEV1_READSIG: snprintf(exp,size,"READ_SIG"); break; + case MIFARE_ULEV1_CHECKTEAR: snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break; + case MIFARE_ULEV1_VCSL: snprintf(exp,size,"VCSL"); break; default: snprintf(exp,size,"?"); break; } return; @@ -144,7 +195,6 @@ void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) { - switch(cmd[0]) { case TOPAZ_REQA :snprintf(exp, size, "REQA");break; case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break; @@ -153,6 +203,10 @@ void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) case TOPAZ_READ :snprintf(exp, size, "READ");break; case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break; case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break; + case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break; + case TOPAZ_READ8 :snprintf(exp, size, "READ8");break; + case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break; + case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break; default: snprintf(exp,size,"?"); break; } } @@ -189,7 +243,34 @@ void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) } /** - * @brief iso14443B_CRC_Ok Checks CRC in command or response + * @brief iso14443A_CRC_check Checks CRC in command or response + * @param isResponse + * @param data + * @param len + * @return 0 : CRC-command, CRC not ok + * 1 : CRC-command, CRC ok + * 2 : Not crc-command + */ + +uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len) +{ + uint8_t b1,b2; + + if(len <= 2) return 2; + + if(isResponse & (len < 6)) return 2; + + ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2); + if (b1 != data[len-2] || b2 != data[len-1]) { + return 0; + } else { + return 1; + } +} + + +/** + * @brief iso14443B_CRC_check Checks CRC in command or response * @param isResponse * @param data * @param len @@ -206,9 +287,10 @@ uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len) ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2); if(b1 != data[len-2] || b2 != data[len-1]) { - return 0; + return 0; + } else { + return 1; } - return 1; } /** @@ -287,37 +369,46 @@ bool next_record_is_response(uint16_t tracepos, uint8_t *trace) } -void merge_topaz_reader_frames(uint32_t timestamp, uint32_t *duration, uint16_t *tracepos, uint16_t traceLen, uint8_t *trace, uint8_t *frame, uint8_t *topaz_reader_command, uint16_t *data_len) +bool merge_topaz_reader_frames(uint32_t timestamp, uint32_t *duration, uint16_t *tracepos, uint16_t traceLen, uint8_t *trace, uint8_t *frame, uint8_t *topaz_reader_command, uint16_t *data_len) { -#define MAX_TOPAZ_READER_CMD_LEN 9 +#define MAX_TOPAZ_READER_CMD_LEN 16 uint32_t last_timestamp = timestamp + *duration; - memcpy(topaz_reader_command, frame, MIN(*data_len, MAX_TOPAZ_READER_CMD_LEN)); + if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false; + + memcpy(topaz_reader_command, frame, *data_len); while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) { uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos)); *tracepos += sizeof(uint32_t); - last_timestamp = next_timestamp + *((uint16_t *)(trace + *tracepos)); + uint16_t next_duration = *((uint16_t *)(trace + *tracepos)); *tracepos += sizeof(uint16_t); uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF; *tracepos += sizeof(uint16_t); uint8_t *next_frame = (trace + *tracepos); *tracepos += next_data_len; - if (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN) { + if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) { memcpy(topaz_reader_command + *data_len, next_frame, next_data_len); *data_len += next_data_len; - } + last_timestamp = next_timestamp + next_duration; + } else { + // rewind and exit + *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t); + break; + } uint16_t next_parity_len = (next_data_len-1)/8 + 1; *tracepos += next_parity_len; } *duration = last_timestamp - timestamp; + + return true; } -uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles) +uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes) { bool isResponse; uint16_t data_len, parity_len; @@ -354,32 +445,27 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui tracepos += parity_len; if (protocol == TOPAZ && !isResponse) { - // topaz reader commands come in 1 or 9 separate frames with 8 Bits each. + // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each. // merge them: - merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len); - frame = topaz_reader_command; + if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) { + frame = topaz_reader_command; + } } //Check the CRC status uint8_t crcStatus = 2; if (data_len > 2) { - uint8_t b1, b2; switch (protocol) { case ICLASS: crcStatus = iclass_CRC_check(isResponse, frame, data_len); break; case ISO_14443B: - case TOPAZ: + case TOPAZ: crcStatus = iso14443B_CRC_check(isResponse, frame, data_len); break; case ISO_14443A: - ComputeCrc14443(CRC_14443_A, frame, data_len-2, &b1, &b2); - if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) { - if(!(isResponse & (data_len < 6))) { - crcStatus = 0; - } - } + crcStatus = iso14443A_CRC_check(isResponse, frame, data_len); break; default: break; @@ -402,21 +488,24 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); } uint8_t parityBits = parityBytes[j>>3]; - if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) { + if (protocol != ISO_14443B && (isResponse || protocol == ISO_14443A) && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) { snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]); - } else { - snprintf(line[j/16]+(( j % 16) * 4),110, "%02x ", frame[j]); + snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x ", frame[j]); } } - if(crcStatus == 1 || crcStatus == 2) - {//CRC-command - char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4)-1; - (*pos1) = '['; - char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4)-2; - (*pos2) = ']'; + + if (markCRCBytes) { + if(crcStatus == 0 || crcStatus == 1) + {//CRC-command + char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4); + (*pos1) = '['; + char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4); + sprintf(pos2, "%c", ']'); + } } + if(data_len == 0) { if(data_len == 0){ @@ -443,7 +532,7 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui int num_lines = MIN((data_len - 1)/16 + 1, 16); for (int j = 0; j < num_lines ; j++) { if (j == 0) { - PrintAndLog(" %9d | %9d | %s | %-64s| %s| %s", + PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s", (timestamp - first_timestamp), (EndOfTransmissionTimestamp - first_timestamp), (isResponse ? "Tag" : "Rdr"), @@ -451,7 +540,7 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui (j == num_lines-1) ? crc : " ", (j == num_lines-1) ? explanation : ""); } else { - PrintAndLog(" | | | %-64s| %s| %s", + PrintAndLog(" | | |%-64s | %s| %s", line[j], (j == num_lines-1) ? crc : " ", (j == num_lines-1) ? explanation : ""); @@ -476,29 +565,33 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui int CmdHFList(const char *Cmd) { bool showWaitCycles = false; + bool markCRCBytes = false; char type[40] = {0}; int tlen = param_getstr(Cmd,0,type); - char param = param_getchar(Cmd, 1); + char param1 = param_getchar(Cmd, 1); + char param2 = param_getchar(Cmd, 2); bool errors = false; uint8_t protocol = 0; //Validate params - if(tlen == 0) - { + + if(tlen == 0) { errors = true; } - if(param == 'h' || (param !=0 && param != 'f')) - { + + if(param1 == 'h' + || (param1 != 0 && param1 != 'f' && param1 != 'c') + || (param2 != 0 && param2 != 'f' && param2 != 'c')) { errors = true; } - if(!errors) - { + + if(!errors) { if(strcmp(type, "iclass") == 0) { protocol = ICLASS; } else if(strcmp(type, "14a") == 0) { protocol = ISO_14443A; } else if(strcmp(type, "14b") == 0) { protocol = ISO_14443B; - } else if(strcmp(type,"nfc")== 0) { + } else if(strcmp(type,"topaz")== 0) { protocol = TOPAZ; } else if(strcmp(type,"raw")== 0) { protocol = -1;//No crc, no annotations @@ -509,8 +602,9 @@ int CmdHFList(const char *Cmd) if (errors) { PrintAndLog("List protocol data in trace buffer."); - PrintAndLog("Usage: hf list [f]"); + PrintAndLog("Usage: hf list [f][c]"); PrintAndLog(" f - show frame delay times as well"); + PrintAndLog(" c - mark CRC bytes"); PrintAndLog("Supported values:"); PrintAndLog(" raw - just show raw data without annotations"); PrintAndLog(" 14a - interpret data as iso14443a communications"); @@ -524,10 +618,13 @@ int CmdHFList(const char *Cmd) } - if (param == 'f') { + if (param1 == 'f' || param2 == 'f') { showWaitCycles = true; } + if (param1 == 'c' || param2 == 'c') { + markCRCBytes = true; + } uint8_t *trace; uint16_t tracepos = 0; @@ -556,33 +653,70 @@ int CmdHFList(const char *Cmd) PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)"); PrintAndLog("iClass - Timings are not as accurate"); PrintAndLog(""); - PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |"); - PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------|-----|--------------------|"); + PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |"); + PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|"); while(tracepos < traceLen) { - tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles); + tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes); } free(trace); return 0; } +int CmdHFSearch(const char *Cmd){ + int ans = 0; + PrintAndLog(""); + ans = CmdHF14AReader("s"); + if (ans > 0) { + PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n"); + return ans; + } + ans = HFiClassReader("", false, false); + if (ans) { + PrintAndLog("\nValid iClass Tag (or PicoPass Tag) Found - Quiting Search\n"); + return ans; + } + ans = HF14BInfo(false); + if (ans) { + PrintAndLog("\nValid ISO14443B Tag Found - Quiting Search\n"); + return ans; + } + ans = HF15Reader("", false); + if (ans) { + PrintAndLog("\nValid ISO15693 Tag Found - Quiting Search\n"); + return ans; + } + PrintAndLog("\nno known/supported 13.56 MHz tags found\n"); + return 0; +} + +int CmdHFSnoop(const char *Cmd) +{ + char * pEnd; + UsbCommand c = {CMD_HF_SNIFFER, {strtol(Cmd, &pEnd,0),strtol(pEnd, &pEnd,0),0}}; + SendCommand(&c); + return 0; +} static command_t CommandTable[] = { - {"help", CmdHelp, 1, "This help"}, - {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"}, - {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"}, - {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"}, - {"epa", CmdHFEPA, 1, "{ German Identification Card... }"}, - {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"}, - {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"}, - {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"}, - {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"}, - {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"}, - {"list", CmdHFList, 1, "List protocol data in trace buffer"}, - {NULL, NULL, 0, NULL} + {"help", CmdHelp, 1, "This help"}, + {"14a", CmdHF14A, 1, "{ ISO14443A RFIDs... }"}, + {"14b", CmdHF14B, 1, "{ ISO14443B RFIDs... }"}, + {"15", CmdHF15, 1, "{ ISO15693 RFIDs... }"}, + {"epa", CmdHFEPA, 1, "{ German Identification Card... }"}, + {"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"}, + {"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"}, + {"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"}, + {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"}, + {"topaz", CmdHFTopaz, 1, "{ TOPAZ (NFC Type 1) RFIDs... }"}, + {"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"}, + {"list", CmdHFList, 1, "List protocol data in trace buffer"}, + {"search", CmdHFSearch, 1, "Search for known HF tags [preliminary]"}, + {"snoop", CmdHFSnoop, 0, " Generic HF Snoop"}, + {NULL, NULL, 0, NULL} }; int CmdHF(const char *Cmd)