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This commit is contained in:
micki.held@gmx.de 2013-07-08 17:56:05 +00:00
commit 1c611bbd26
9 changed files with 376 additions and 409 deletions
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35
client/cmdhfmf.c
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@ -15,18 +15,20 @@ static int CmdHelp(const char *Cmd);
int CmdHF14AMifare(const char *Cmd)
{
uint32_t uid = 0;
uint32_t nt = 0;
uint32_t nt = 0, nr = 0;
uint64_t par_list = 0, ks_list = 0, r_key = 0;
uint8_t isOK = 0;
uint8_t keyBlock[8] = {0};
if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, keyBlock, 8)) {
PrintAndLog("Nt must include 8 HEX symbols");
return 1;
}
UsbCommand c = {CMD_READER_MIFARE, {true, 0, 0}};
// message
printf("-------------------------------------------------------------------------\n");
printf("Executing command. Expected execution time: 25sec on average :-)\n");
printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
printf("-------------------------------------------------------------------------\n");
UsbCommand c = {CMD_READER_MIFARE, {(uint32_t)bytes_to_num(keyBlock, 4), 0, 0}};
start:
clearCommandBuffer();
SendCommand(&c);
@ -34,15 +36,10 @@ start:
//flush queue
while (ukbhit()) getchar();
// message
printf("-------------------------------------------------------------------------\n");
printf("Executing command. It may take up to 30 min.\n");
printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
printf("-------------------------------------------------------------------------\n");
// wait cycle
while (true) {
//printf(".");
printf(".");
fflush(stdout);
if (ukbhit()) {
getchar();
@ -51,27 +48,26 @@ start:
}
UsbCommand resp;
if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
isOK = resp.arg[0] & 0xff;
uid = (uint32_t)bytes_to_num(resp.d.asBytes + 0, 4);
nt = (uint32_t)bytes_to_num(resp.d.asBytes + 4, 4);
par_list = bytes_to_num(resp.d.asBytes + 8, 8);
ks_list = bytes_to_num(resp.d.asBytes + 16, 8);
nr = bytes_to_num(resp.d.asBytes + 24, 4);
printf("\n\n");
PrintAndLog("isOk:%02x", isOK);
if (!isOK) PrintAndLog("Proxmark can't get statistic info. Execution aborted.\n");
break;
}
}
printf("\n");
// error
if (isOK != 1) return 1;
// execute original function from util nonce2key
if (nonce2key(uid, nt, par_list, ks_list, &r_key))
if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key))
{
isOK = 2;
PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt);
@ -86,8 +82,9 @@ start:
PrintAndLog("Found valid key:%012"llx, r_key);
else
{
if (isOK != 2) PrintAndLog("Found invalid key. ( Nt=%08x ,Trying use it to run again...", nt);
c.arg[0] = nt;
if (isOK != 2) PrintAndLog("Found invalid key. ");
PrintAndLog("Failing is expected to happen in 25%% of all cases. Trying again with a different reader nonce...");
c.arg[0] = false;
goto start;
}