X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/300bb58ac13c6f52ad7070fe420305db80cbc30e..6fc6cd0f57c9f036e3d1e976607df87dbb0214b2:/client/cmdhf14a.c diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index 3dc501d4..cdaa18cd 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -9,25 +9,10 @@ // High frequency ISO14443A commands //----------------------------------------------------------------------------- -#include -#include -#include -#include -#include -#include "util.h" -#include "iso14443crc.h" -#include "data.h" -#include "proxmark3.h" -#include "ui.h" -#include "cmdparser.h" #include "cmdhf14a.h" -#include "common.h" -#include "cmdmain.h" -#include "mifare.h" -#include "cmdhfmfu.h" static int CmdHelp(const char *Cmd); -static void waitCmd(uint8_t iLen); +static int waitCmd(uint8_t iLen); // structure and database for uid -> tagtype lookups typedef struct { @@ -403,22 +388,8 @@ int CmdHF14AReader(const char *Cmd) // try to see if card responses to "chinese magic backdoor" commands. - c.cmd = CMD_MIFARE_CIDENT; - c.arg[0] = 0; - c.arg[1] = 0; - c.arg[2] = 0; - SendCommand(&c); - WaitForResponse(CMD_ACK,&resp); - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") ); + mfCIdentify(); - // disconnect - c.cmd = CMD_READER_ISO_14443a; - c.arg[0] = 0; - c.arg[1] = 0; - c.arg[2] = 0; - SendCommand(&c); - return select_status; } @@ -431,11 +402,11 @@ int CmdHF14ACUIDs(const char *Cmd) n = n > 0 ? n : 1; PrintAndLog("Collecting %d UIDs", n); - PrintAndLog("Start: %u", time(NULL)); + PrintAndLog("Start: %" PRIu64, msclock()/1000); // repeat n times for (int i = 0; i < n; i++) { // execute anticollision procedure - UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}}; + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_RATS, 0, 0}}; SendCommand(&c); UsbCommand resp; @@ -454,7 +425,7 @@ int CmdHF14ACUIDs(const char *Cmd) PrintAndLog("%s", uid_string); } } - PrintAndLog("End: %u", time(NULL)); + PrintAndLog("End: %" PRIu64, msclock()/1000); return 1; } @@ -561,72 +532,238 @@ int CmdHF14ASnoop(const char *Cmd) { if (ctmp == 'r' || ctmp == 'R') param |= 0x02; } - UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}}; - SendCommand(&c); - return 0; + UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}}; + SendCommand(&c); + return 0; } +int ExchangeAPDU14a(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int *dataoutlen) { + uint8_t data[USB_CMD_DATA_SIZE]; + int datalen; + uint8_t cmdc = 0; + uint8_t first, second; + + if (activateField) + cmdc |= ISO14A_CONNECT; + if (leaveSignalON) + cmdc |= ISO14A_NO_DISCONNECT; + + // ISO 14443 APDU frame: PCB [CID] [NAD] APDU CRC PCB=0x02 + memcpy(data + 1, datain, datainlen); + data[0] = 0x02; // bnr,nad,cid,chn=0; i-block(0x00) + datalen = datainlen + 1; + + ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second); + data[datalen++] = first; + data[datalen++] = second; + + // "Command APDU" length should be 5+255+1, but javacard's APDU buffer might be smaller - 133 bytes + // https://stackoverflow.com/questions/32994936/safe-max-java-card-apdu-data-command-and-respond-size + // here length USB_CMD_DATA_SIZE=512 + // timeout timeout14a * 1.06 / 100, true, size, &keyBlock[6 * c], e_sector); // timeout is (ms * 106)/10 or us*0.0106 + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_SET_TIMEOUT | cmdc, (datalen & 0xFFFF), 1000 * 1000 * 1.06 / 100}}; + memcpy(c.d.asBytes, data, datalen); + SendCommand(&c); + + uint8_t *recv; + UsbCommand resp; + + if (activateField) { + if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) + return 1; + if (resp.arg[0] != 1) + return 1; + } + + if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + recv = resp.d.asBytes; + uint8_t iLen = resp.arg[0]; + + *dataoutlen = iLen - 1 - 2; + if (*dataoutlen < 0) + *dataoutlen = 0; + memcpy(dataout, recv + 1, *dataoutlen); + + if(!iLen) + return 1; + + // check apdu length + if (iLen < 5) { + PrintAndLog("APDU ERROR: Small APDU response."); + return 2; + } + + // check block + if (data[0] != recv[0]) { + PrintAndLog("APDU ERROR: Block type mismatch: %02x-%02x", data[0], recv[0]); + return 2; + } + + // CRC Check + ComputeCrc14443(CRC_14443_A, recv, iLen, &first, &second); + if (first || second) { + PrintAndLog("APDU ERROR: ISO 14443A CRC error."); + return 3; + } + + } else { + PrintAndLog("APDU ERROR: Reply timeout."); + return 4; + } + + return 0; +} + +int CmdHF14AAPDU(const char *cmd) { + uint8_t data[USB_CMD_DATA_SIZE]; + int datalen = 0; + bool activateField = false; + bool leaveSignalON = false; + bool decodeTLV = false; + + if (strlen(cmd) < 2) { + PrintAndLog("Usage: hf 14a apdu [-s] [-k] [-t] "); + PrintAndLog(" -s activate field and select card"); + PrintAndLog(" -k leave the signal field ON after receive response"); + PrintAndLog(" -t executes TLV decoder if it possible"); + return 0; + } + + int cmdp = 0; + while(param_getchar(cmd, cmdp) != 0x00) { + char c = param_getchar(cmd, cmdp); + if ((c == '-') && (param_getlength(cmd, cmdp) == 2)) + switch (param_getchar_indx(cmd, 1, cmdp)) { + case 's': + case 'S': + activateField = true; + break; + case 'k': + case 'K': + leaveSignalON = true; + break; + case 't': + case 'T': + decodeTLV = true; + break; + default: + PrintAndLog("Unknown parameter '%c'", param_getchar_indx(cmd, 1, cmdp)); + return 1; + } + + if (isxdigit(c)) { + // len = data + PCB(1b) + CRC(2b) + switch(param_gethex_to_eol(cmd, cmdp, data, sizeof(data) - 1 - 2, &datalen)) { + case 1: + PrintAndLog("Invalid HEX value."); + return 1; + case 2: + PrintAndLog("APDU too large."); + return 1; + case 3: + PrintAndLog("Hex must have even number of digits."); + return 1; + } + + // we get all the hex to end of line with spaces + break; + } + + cmdp++; + } + + PrintAndLog("--%s %s %s >>>> %s", activateField ? "sel": "", leaveSignalON ? "keep": "", decodeTLV ? "TLV": "", sprint_hex(data, datalen)); + + switch(ExchangeAPDU14a(data, datalen, activateField, leaveSignalON, data, &datalen)) { + case 0: + break; + case 1: + PrintAndLog("APDU ERROR: Send APDU error."); + return 1; + case 2: + return 2; + case 3: + return 3; + case 4: + return 4; + default: + return 5; + } + + PrintAndLog("<<<< %s", sprint_hex(data, datalen)); + + PrintAndLog("APDU response: %02x %02x", data[datalen - 2], data[datalen - 1]); // TODO add APDU descriptions + + // here TLV decoder... + if (decodeTLV) { + PrintAndLog("--- TLV decoded:"); + } + + return 0; +} int CmdHF14ACmdRaw(const char *cmd) { - UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}}; - bool reply=1; - bool crc = false; - bool power = false; - bool active = false; - bool active_select = false; - uint16_t numbits = 0; + UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}}; + bool reply=1; + bool crc = false; + bool power = false; + bool active = false; + bool active_select = false; + bool no_rats = false; + uint16_t numbits = 0; bool bTimeout = false; uint32_t timeout = 0; bool topazmode = false; - char buf[5]=""; - int i = 0; - uint8_t data[USB_CMD_DATA_SIZE]; + char buf[5]=""; + int i = 0; + 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] [-t] <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"); + if (strlen(cmd)<2) { + PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <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"); PrintAndLog(" -T use Topaz protocol to send command"); - return 0; - } + PrintAndLog(" -3 ISO14443-3 select only (skip RATS)"); + return 0; + } - - // strip - while (*cmd==' ' || *cmd=='\t') cmd++; - - while (cmd[i]!='\0') { - if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; } - if (cmd[i]=='-') { - switch (cmd[i+1]) { - case 'r': - reply = false; - break; - case 'c': - crc = true; - break; - case 'p': - power = true; - break; - case 'a': - active = true; - break; - case 's': - active_select = true; - break; - case 'b': - sscanf(cmd+i+2,"%d",&temp); - numbits = temp & 0xFFFF; - i+=3; - while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } - i-=2; - break; + + // strip + while (*cmd==' ' || *cmd=='\t') cmd++; + + while (cmd[i]!='\0') { + if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; } + if (cmd[i]=='-') { + switch (cmd[i+1]) { + case 'r': + reply = false; + break; + case 'c': + crc = true; + break; + case 'p': + power = true; + break; + case 'a': + active = true; + break; + case 's': + active_select = true; + break; + case 'b': + sscanf(cmd+i+2,"%d",&temp); + numbits = temp & 0xFFFF; + i+=3; + while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } + i-=2; + break; case 't': bTimeout = true; sscanf(cmd+i+2,"%d",&temp); @@ -635,98 +772,107 @@ int CmdHF14ACmdRaw(const char *cmd) { while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } i-=2; break; - case 'T': + case 'T': topazmode = true; break; - default: - PrintAndLog("Invalid option"); - return 0; - } - i+=2; - continue; - } - if ((cmd[i]>='0' && cmd[i]<='9') || - (cmd[i]>='a' && cmd[i]<='f') || - (cmd[i]>='A' && cmd[i]<='F') ) { - buf[strlen(buf)+1]=0; - buf[strlen(buf)]=cmd[i]; - i++; - - if (strlen(buf)>=2) { - sscanf(buf,"%x",&temp); - data[datalen]=(uint8_t)(temp & 0xff); - *buf=0; - if (++datalen>sizeof(data)){ + case '3': + no_rats = true; + break; + default: + PrintAndLog("Invalid option"); + return 0; + } + i+=2; + continue; + } + if ((cmd[i]>='0' && cmd[i]<='9') || + (cmd[i]>='a' && cmd[i]<='f') || + (cmd[i]>='A' && cmd[i]<='F') ) { + buf[strlen(buf)+1]=0; + buf[strlen(buf)]=cmd[i]; + i++; + + if (strlen(buf)>=2) { + sscanf(buf,"%x",&temp); + data[datalen]=(uint8_t)(temp & 0xff); + *buf=0; + if (datalen > sizeof(data)-1) { if (crc) PrintAndLog("Buffer is full, we can't add CRC to your data"); break; + } else { + datalen++; } - } - continue; - } - PrintAndLog("Invalid char on input"); - return 0; - } + } + continue; + } + PrintAndLog("Invalid char on input"); + return 0; + } - if(crc && datalen>0 && datalen0 && datalen MAX_TIMEOUT) { - timeout = MAX_TIMEOUT; - PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response"); - } + #define MAX_TIMEOUT 40542464 // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s + c.arg[0] |= ISO14A_SET_TIMEOUT; + if(timeout > 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(power) { + c.arg[0] |= ISO14A_NO_DISCONNECT; + } if(datalen > 0) { - c.arg[0] |= ISO14A_RAW; - } + c.arg[0] |= ISO14A_RAW; + } if(topazmode) { c.arg[0] |= ISO14A_TOPAZMODE; - } - - // Max buffer is USB_CMD_DATA_SIZE - c.arg[1] = (datalen & 0xFFFF) | (numbits << 16); - memcpy(c.d.asBytes,data,datalen); - - SendCommand(&c); - - if (reply) { - if(active_select) - waitCmd(1); - if(datalen>0) - waitCmd(0); - } // if reply - return 0; + } + + if(no_rats) { + c.arg[0] |= ISO14A_NO_RATS; + } + + // Max buffer is USB_CMD_DATA_SIZE (512) + c.arg[1] = (datalen & 0xFFFF) | ((uint32_t)numbits << 16); + memcpy(c.d.asBytes,data,datalen); + + SendCommand(&c); + + if (reply) { + int res = 0; + if (active_select) + res = waitCmd(1); + if (!res && datalen > 0) + waitCmd(0); + } // if reply + return 0; } -static void waitCmd(uint8_t iSelect) -{ +static int waitCmd(uint8_t iSelect) { uint8_t *recv; UsbCommand resp; char *hexout; @@ -736,7 +882,7 @@ static void waitCmd(uint8_t iSelect) uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0]; PrintAndLog("received %i octets", iLen); if(!iLen) - return; + return 1; hexout = (char *)malloc(iLen * 3 + 1); if (hexout != NULL) { for (int i = 0; i < iLen; i++) { // data in hex @@ -746,10 +892,13 @@ static void waitCmd(uint8_t iSelect) free(hexout); } else { PrintAndLog("malloc failed your client has low memory?"); + return 2; } } else { PrintAndLog("timeout while waiting for reply."); + return 3; } + return 0; } static command_t CommandTable[] = @@ -760,6 +909,7 @@ static command_t CommandTable[] = {"cuids", CmdHF14ACUIDs, 0, " Collect n>0 ISO14443 Type A UIDs in one go"}, {"sim", CmdHF14ASim, 0, " -- Simulate ISO 14443a tag"}, {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"}, + {"apdu", CmdHF14AAPDU, 0, "Send ISO 1443-4 APDU to tag"}, {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"}, {NULL, NULL, 0, NULL} };