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get parity

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This commit is contained in:
merlokk 2018-01-23 19:15:28 +02:00
commit df324be1ff
1 changed files with 4 additions and 1 deletions
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5
client/cmdhfmf.c
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@ -2473,6 +2473,7 @@ int CmdHF14AMfSniff(const char *Cmd){
//var //var
int res = 0; int res = 0;
int len = 0; int len = 0;
int parlen = 0;
int blockLen = 0; int blockLen = 0;
int pckNum = 0; int pckNum = 0;
int num = 0; int num = 0;
@ -2575,6 +2576,7 @@ int CmdHF14AMfSniff(const char *Cmd){
} else { } else {
isTag = false; isTag = false;
} }
parlen = (len - 1) / 8 + 1;
bufPtr += 2; bufPtr += 2;
if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) { if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {
memcpy(uid, bufPtr + 2, 7); memcpy(uid, bufPtr + 2, 7);
@ -2594,6 +2596,7 @@ int CmdHF14AMfSniff(const char *Cmd){
mfTraceInit(uid, atqa, sak, wantSaveToEmlFile); mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
} else { } else {
PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len)); PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
PrintAndLog("p:[%d %d]%s", len, parlen, sprint_hex(bufPtr + len, parlen));
if (wantLogToFile) if (wantLogToFile)
AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len); AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
if (wantDecrypt) if (wantDecrypt)
@ -2601,7 +2604,7 @@ int CmdHF14AMfSniff(const char *Cmd){
num++; num++;
} }
bufPtr += len; bufPtr += len;
bufPtr += ((len-1)/8+1); // ignore parity bufPtr += parlen; // ignore parity
} }
pckNum = 0; pckNum = 0;
} }