X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/db25599d7faa310019d325290b9b93a59dd97c1b..089d061f2d8dd77840db5968992144474cb36b7c:/client/cmdhf.c diff --git a/client/cmdhf.c b/client/cmdhf.c index 538e973e..f6fb3a99 100644 --- a/client/cmdhf.c +++ b/client/cmdhf.c @@ -207,29 +207,53 @@ void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) } } +// iso 7816-3 void annotateIso7816(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize){ - - int pos = (cmd[0] == 2 || cmd[0] == 3) ? 2 : 3; - - switch ( cmd[pos] ){ - case ISO7816_READ_BINARY :snprintf(exp, size, "READ BIN");break; - case ISO7816_WRITE_BINARY :snprintf(exp, size, "WRITE BIN");break; - case ISO7816_UPDATE_BINARY :snprintf(exp, size, "UPDATE BIN");break; - case ISO7816_ERASE_BINARY :snprintf(exp, size, "ERASE BIN");break; - case ISO7816_READ_RECORDS :snprintf(exp, size, "READ RECORDS");break; - case ISO7816_WRITE_RECORDS :snprintf(exp, size, "WRITE RECORDS");break; - case ISO7816_APPEND_RECORD :snprintf(exp, size, "APPEND RECORD");break; - case ISO7816_UPDATE_RECORD :snprintf(exp, size, "UPDATE RECORD");break; - case ISO7816_GET_DATA :snprintf(exp, size, "GET DATA");break; - case ISO7816_PUT_DATA :snprintf(exp, size, "PUT DATA");break; - case ISO7816_SELECT_FILE :snprintf(exp, size, "SELECT FILE");break; - case ISO7816_VERIFY :snprintf(exp, size, "VERIFY");break; - case ISO7816_INTERNAL_AUTHENTICATION :snprintf(exp, size, "INTERNAL AUTH");break; - case ISO7816_EXTERNAL_AUTHENTICATION :snprintf(exp, size, "EXTERNAL AUTH");break; - case ISO7816_GET_CHALLENGE :snprintf(exp, size, "GET CHALLENGE");break; - case ISO7816_MANAGE_CHANNEL :snprintf(exp, size, "MANAGE CHANNEL");break; - default :snprintf(exp,size,"?"); break; - } + // S-block + if ( (cmd[0] & 0xC0) && (cmdsize == 3) ) { + switch ( (cmd[0] & 0x3f) ) { + case 0x00 : snprintf(exp, size, "S-block RESYNCH req"); break; + case 0x20 : snprintf(exp, size, "S-block RESYNCH resp"); break; + case 0x01 : snprintf(exp, size, "S-block IFS req"); break; + case 0x21 : snprintf(exp, size, "S-block IFS resp"); break; + case 0x02 : snprintf(exp, size, "S-block ABORT req"); break; + case 0x22 : snprintf(exp, size, "S-block ABORT resp"); break; + case 0x03 : snprintf(exp, size, "S-block WTX reqt"); break; + case 0x23 : snprintf(exp, size, "S-block WTX resp"); break; + default : snprintf(exp, size, "S-block"); break; + } + } + // R-block (ack) + else if ( ((cmd[0] & 0xD0) == 0x80) && ( cmdsize > 2) ) { + if ( (cmd[0] & 0x10) == 0 ) + snprintf(exp, size, "R-block ACK"); + else + snprintf(exp, size, "R-block NACK"); + } + // I-block + else { + + int pos = (cmd[0] == 2 || cmd[0] == 3) ? 2 : 3; + switch ( cmd[pos] ){ + case ISO7816_READ_BINARY :snprintf(exp, size, "READ BIN");break; + case ISO7816_WRITE_BINARY :snprintf(exp, size, "WRITE BIN");break; + case ISO7816_UPDATE_BINARY :snprintf(exp, size, "UPDATE BIN");break; + case ISO7816_ERASE_BINARY :snprintf(exp, size, "ERASE BIN");break; + case ISO7816_READ_RECORDS :snprintf(exp, size, "READ RECORDS");break; + case ISO7816_WRITE_RECORDS :snprintf(exp, size, "WRITE RECORDS");break; + case ISO7816_APPEND_RECORD :snprintf(exp, size, "APPEND RECORD");break; + case ISO7816_UPDATE_RECORD :snprintf(exp, size, "UPDATE RECORD");break; + case ISO7816_GET_DATA :snprintf(exp, size, "GET DATA");break; + case ISO7816_PUT_DATA :snprintf(exp, size, "PUT DATA");break; + case ISO7816_SELECT_FILE :snprintf(exp, size, "SELECT FILE");break; + case ISO7816_VERIFY :snprintf(exp, size, "VERIFY");break; + case ISO7816_INTERNAL_AUTHENTICATION :snprintf(exp, size, "INTERNAL AUTH");break; + case ISO7816_EXTERNAL_AUTHENTICATION :snprintf(exp, size, "EXTERNAL AUTH");break; + case ISO7816_GET_CHALLENGE :snprintf(exp, size, "GET CHALLENGE");break; + case ISO7816_MANAGE_CHANNEL :snprintf(exp, size, "MANAGE CHANNEL");break; + default :snprintf(exp,size,"?"); break; + } + } } /** @@ -507,7 +531,7 @@ 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 (protocol != ISO_14443B && 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 { @@ -578,73 +602,83 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui return tracepos; } +int usage_hf_list(){ + PrintAndLog("List protocol data in trace buffer."); + 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"); + PrintAndLog(" 14b - interpret data as iso14443b communications"); + PrintAndLog(" iclass - interpret data as iclass communications"); + PrintAndLog(" topaz - interpret data as topaz communications"); + PrintAndLog(" 7816 - interpret data as iso7816-4 communications"); + PrintAndLog(""); + PrintAndLog("example: hf list 14a f"); + PrintAndLog(" hf list iclass"); + return 0; +} +int usage_hf_search(){ + PrintAndLog("Usage: hf search"); + PrintAndLog("Will try to find a HF read out of the unknown tag. Stops when found."); + PrintAndLog("Options:"); + PrintAndLog(" h - This help"); + PrintAndLog(""); + return 0; +} +int usage_hf_snoop(){ + PrintAndLog("Usage: hf snoop "); + PrintAndLog("The high frequence snoop will assign all available memory on device for snooped data"); + PrintAndLog("User the 'data samples' command to download from device, and 'data plot' to look at it"); + PrintAndLog("Press button to quit the snooping."); + PrintAndLog("Options:"); + PrintAndLog(" h - This help"); + PrintAndLog(" - skip sample pairs"); + PrintAndLog(" - skip number of triggers"); + PrintAndLog(""); + PrintAndLog("example: hf snoop"); + PrintAndLog(" hf snoop 1000 0"); + return 0; +} int CmdHFList(const char *Cmd) { bool showWaitCycles = false; bool markCRCBytes = false; - char type[40] = {0}; - int tlen = param_getstr(Cmd,0,type); + char type[10] = {0}; + //int tlen = param_getstr(Cmd,0,type); char param1 = param_getchar(Cmd, 1); char param2 = param_getchar(Cmd, 2); bool errors = false; uint8_t protocol = 0; - //Validate params - - if(tlen == 0) { - errors = true; - } - - if(param1 == 'h' - || (param1 != 0 && param1 != 'f' && param1 != 'c') - || (param2 != 0 && param2 != 'f' && param2 != 'c')) { - errors = true; - } - - 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,"topaz")== 0) { - protocol = TOPAZ; - } else if(strcmp(type,"7816")== 0) { - protocol = ISO_7816_4; - } else if(strcmp(type,"raw")== 0) { - protocol = -1;//No crc, no annotations - }else{ - errors = true; - } - } - if (errors) { - PrintAndLog("List protocol data in trace buffer."); - 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"); - PrintAndLog(" 14b - interpret data as iso14443b communications"); - PrintAndLog(" iclass - interpret data as iclass communications"); - PrintAndLog(" topaz - interpret data as topaz communications"); - PrintAndLog(" 7816 - interpret data as iso7816-4 communications"); - PrintAndLog(""); - PrintAndLog("example: hf list 14a f"); - PrintAndLog("example: hf list iclass"); - return 0; + //Validate params H or empty + if (strlen(Cmd) < 1 || param1 == 'h' || param1 == 'H') return usage_hf_list(); + + //Validate params F,C + if( + (param1 != 0 && param1 != 'f' && param1 != 'c') || + (param2 != 0 && param2 != 'f' && param2 != 'c') + ) { + return usage_hf_list(); } + param_getstr(Cmd,0,type); + + // validate type of output + 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, "topaz")== 0) protocol = TOPAZ; + else if(strcmp(type, "7816")== 0) protocol = ISO_7816_4; + else if(strcmp(type, "raw")== 0) protocol = -1;//No crc, no annotations + else errors = true; - if (param1 == 'f' || param2 == 'f') { - showWaitCycles = true; - } + if (errors) return usage_hf_list(); - if (param1 == 'c' || param2 == 'c') { - markCRCBytes = true; - } + if (param1 == 'f' || param2 == 'f') showWaitCycles = true; + if (param1 == 'c' || param2 == 'c') markCRCBytes = true; uint8_t *trace; uint16_t tracepos = 0; @@ -686,9 +720,13 @@ int CmdHFList(const char *Cmd) } int CmdHFSearch(const char *Cmd){ - int ans = 0; + + char cmdp = param_getchar(Cmd, 0); + if (cmdp == 'h' || cmdp == 'H') return usage_hf_search(); + PrintAndLog(""); - ans = CmdHF14AReader("s"); + int ans = CmdHF14AReader("s"); + if (ans > 0) { PrintAndLog("\nValid ISO14443A Tag Found - Quiting Search\n"); return ans; @@ -712,6 +750,19 @@ int CmdHFSearch(const char *Cmd){ return 0; } +int CmdHFSnoop(const char *Cmd) +{ + char cmdp = param_getchar(Cmd, 0); + if (cmdp == 'h' || cmdp == 'H') return usage_hf_snoop(); + + int skippairs = param_get32ex(Cmd, 0, 0, 10); + int skiptriggers = param_get32ex(Cmd, 1, 0, 10); + + UsbCommand c = {CMD_HF_SNIFFER, {skippairs,skiptriggers,0}}; + SendCommand(&c); + return 0; +} + static command_t CommandTable[] = { {"help", CmdHelp, 1, "This help"}, @@ -728,6 +779,7 @@ static command_t CommandTable[] = {"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 LF/HF Snoop in Testing stage"}, {NULL, NULL, 0, NULL} };