X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/52ab55ab0da1a34f4ce62d2f730e39ac099d0555..6255c8b107cdce88f4863a6133aea293d917f993:/client/cmdhf14a.c?ds=sidebyside diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index 40173d83..bce7f4d6 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -27,7 +27,6 @@ static int CmdHelp(const char *Cmd); static void waitCmd(uint8_t iLen); - // structure and database for uid -> tagtype lookups typedef struct { uint8_t uid; @@ -111,22 +110,17 @@ const manufactureName manufactureMapping[] = { // get a product description based on the UID // uid[8] tag uid // returns description of the best match -static char* getTagInfo(uint8_t uid) { +char* getTagInfo(uint8_t uid) { - int i, best = -1; + int i; int len = sizeof(manufactureMapping) / sizeof(manufactureName); - for ( i = 0; i < len; ++i ) { - if ( uid == manufactureMapping[i].uid) { - if (best == -1) { - best = i; - } - } - } + for ( i = 0; i < len; ++i ) + if ( uid == manufactureMapping[i].uid) + return manufactureMapping[i].desc; - if (best>=0) return manufactureMapping[best].desc; - - return manufactureMapping[i].desc; + //No match, return default + return manufactureMapping[len-1].desc; } int CmdHF14AList(const char *Cmd) @@ -135,11 +129,6 @@ int CmdHF14AList(const char *Cmd) return 0; } -void iso14a_set_timeout(uint32_t timeout) { - UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_SET_TIMEOUT, 0, timeout}}; - SendCommand(&c); -} - int CmdHF14AReader(const char *Cmd) { UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}}; @@ -168,6 +157,7 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]); // Double & triple sized UID, can be mapped to a manufacturer. + // HACK: does this apply for Ultralight cards? if ( card.uidlen > 4 ) { PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0])); } @@ -351,7 +341,7 @@ int CmdHF14AReader(const char *Cmd) SendCommand(&c); WaitForResponse(CMD_ACK,&resp); uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog(" Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") ); + PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") ); // disconnect c.cmd = CMD_READER_ISO_14443a; @@ -417,9 +407,9 @@ int CmdHF14ASim(const char *Cmd) PrintAndLog(" syntax: hf 14a sim "); PrintAndLog(" types: 1 = MIFARE Classic"); PrintAndLog(" 2 = MIFARE Ultralight"); - PrintAndLog(" 3 = MIFARE DESFIRE"); + PrintAndLog(" 3 = MIFARE Desfire"); PrintAndLog(" 4 = ISO/IEC 14443-4"); - PrintAndLog(" 5 = MIFARE TNP3XXX"); + PrintAndLog(" 5 = MIFARE Tnp3xxx"); PrintAndLog(""); return 1; } @@ -485,7 +475,8 @@ int CmdHF14ASim(const char *Cmd) int CmdHF14ASnoop(const char *Cmd) { int param = 0; - if (param_getchar(Cmd, 0) == 'h') { + uint8_t ctmp = param_getchar(Cmd, 0) ; + if (ctmp == 'h' || ctmp == 'H') { PrintAndLog("It get data from the field and saves it into command buffer."); PrintAndLog("Buffer accessible from command hf list 14a."); PrintAndLog("Usage: hf 14a snoop [c][r]"); @@ -496,7 +487,7 @@ int CmdHF14ASnoop(const char *Cmd) { } for (int i = 0; i < 2; i++) { - char ctmp = param_getchar(Cmd, i); + ctmp = param_getchar(Cmd, i); if (ctmp == 'c' || ctmp == 'C') param |= 0x01; if (ctmp == 'r' || ctmp == 'R') param |= 0x02; } @@ -514,19 +505,23 @@ int CmdHF14ACmdRaw(const char *cmd) { uint8_t active=0; uint8_t active_select=0; uint16_t numbits=0; + uint32_t timeout=0; + uint8_t bTimeout=0; char buf[5]=""; int i=0; - uint8_t data[100]; - unsigned int datalen=0, temp; + uint8_t data[USB_CMD_DATA_SIZE]; + uint16_t datalen=0; + uint32_t temp; if (strlen(cmd)<2) { - PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] <0A 0B 0C ... hex>"); + PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-a] [-t] [-b] <0A 0B 0C ... hex>"); PrintAndLog(" -r do not read response"); PrintAndLog(" -c calculate and append CRC"); PrintAndLog(" -p leave the signal field ON after receive"); PrintAndLog(" -a active signal field ON without select"); PrintAndLog(" -s active signal field ON with select"); PrintAndLog(" -b number of bits to send. Useful for send partial byte"); + PrintAndLog(" -t timeout in ms"); return 0; } @@ -559,6 +554,14 @@ int CmdHF14ACmdRaw(const char *cmd) { while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } i-=2; break; + case 't': + bTimeout=1; + sscanf(cmd+i+2,"%d",&temp); + timeout = temp; + i+=3; + while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } + i-=2; + break; default: PrintAndLog("Invalid option"); return 0; @@ -576,15 +579,19 @@ int CmdHF14ACmdRaw(const char *cmd) { if (strlen(buf)>=2) { sscanf(buf,"%x",&temp); data[datalen]=(uint8_t)(temp & 0xff); - datalen++; *buf=0; + if (++datalen>sizeof(data)){ + if (crc) + PrintAndLog("Buffer is full, we can't add CRC to your data"); + break; + } } continue; } PrintAndLog("Invalid char on input"); return 0; } - if(crc && datalen>0) + if(crc && datalen>0 && datalen MAX_TIMEOUT) { + timeout = MAX_TIMEOUT; + PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response"); + } + c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us) + } if(power) c.arg[0] |= ISO14A_NO_DISCONNECT; if(datalen>0) c.arg[0] |= ISO14A_RAW; - c.arg[1] = datalen; - c.arg[2] = numbits; + // Max buffer is USB_CMD_DATA_SIZE + c.arg[1] = (datalen & 0xFFFF) | (numbits << 16); memcpy(c.d.asBytes,data,datalen); SendCommand(&c); @@ -624,7 +641,7 @@ static void waitCmd(uint8_t iSelect) UsbCommand resp; char *hexout; - if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { recv = resp.d.asBytes; uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0]; PrintAndLog("received %i octets",iLen); @@ -651,7 +668,7 @@ static command_t CommandTable[] = {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"}, {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"}, {"cuids", CmdHF14ACUIDs, 0, " Collect n>0 ISO14443 Type A UIDs in one go"}, - {"sim", CmdHF14ASim, 0, " -- Fake ISO 14443a tag"}, + {"sim", CmdHF14ASim, 0, " -- Simulate ISO 14443a tag"}, {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"}, {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"}, {NULL, NULL, 0, NULL}