X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/5ee701292ff2e28abf098e2266a42954f381e3ad..a8cd503dd5b68ab727fc9ed68f11d68bc6d7b41a:/client/cmdhf14a.c?ds=inline diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index 593661a5..bce7f4d6 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -129,11 +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}}; @@ -346,7 +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; @@ -480,7 +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]"); @@ -491,7 +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; } @@ -509,22 +505,23 @@ int CmdHF14ACmdRaw(const char *cmd) { uint8_t active=0; uint8_t active_select=0; uint16_t numbits=0; - uint16_t timeout=0; + uint32_t timeout=0; uint8_t bTimeout=0; char buf[5]=""; int i=0; uint8_t data[USB_CMD_DATA_SIZE]; - unsigned int datalen=0, temp; + 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("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"); + PrintAndLog(" -t timeout in ms"); return 0; } @@ -560,10 +557,10 @@ int CmdHF14ACmdRaw(const char *cmd) { case 't': bTimeout=1; sscanf(cmd+i+2,"%d",&temp); - timeout = temp & 0xFFFF; + timeout = temp; i+=3; while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } - i+=2; + i-=2; break; default: PrintAndLog("Invalid option"); @@ -608,14 +605,15 @@ int CmdHF14ACmdRaw(const char *cmd) { if(active) c.arg[0] |= ISO14A_NO_SELECT; } + if(bTimeout){ - #define MAX_TIMEOUT 624*105 // max timeout is 624 ms + #define MAX_TIMEOUT 40542464 // (2^32-1) * (8*16) / 13560000Hz * 1000ms/s = c.arg[0] |= ISO14A_SET_TIMEOUT; - c.arg[2] = timeout * 105; // each bit is about 9.4 us - if(c.arg[2]>MAX_TIMEOUT) { - c.arg[2] = MAX_TIMEOUT; - PrintAndLog("Set timeout to 624 ms. The max we can wait for response"); + 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; @@ -670,7 +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}