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FIX: bug in nextwatch demod, which if the found psk bits was smaller than the preamble the client crashed.

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REM: removed some debugstatements
This commit is contained in:
iceman1001 2016-09-01 16:09:31 +02:00
commit 56d0fb8e4d
3 changed files with 14 additions and 9 deletions
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9
client/cmddata.c
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@ -259,7 +259,6 @@ void setDemodBuf(uint8_t *buff, size_t size, size_t startIdx)
DemodBuffer[i]=buff[startIdx++];
}
DemodBufferLen = size;
return;
}
int CmdSetDebugMode(const char *Cmd)
@ -1761,6 +1760,7 @@ int CmdIndalaDecode(const char *Cmd)
PrintAndLog("Error1: %d",ans);
return 0;
}
uint8_t invert = 0;
size_t size = DemodBufferLen;
int startIdx = indala26decode(DemodBuffer, &size, &invert);
@ -1800,12 +1800,18 @@ int CmdIndalaDecode(const char *Cmd)
int CmdPSKNexWatch(const char *Cmd)
{
if (!PSKDemod("", false)) return 0;
uint8_t preamble[28] = {0,0,0,0,0,1,0,1,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
size_t startIdx = 0, size = DemodBufferLen;
// sanity check.
if ( size < sizeof(preamble) + 100) return 0;
bool invert = false;
if (!preambleSearch(DemodBuffer, preamble, sizeof(preamble), &size, &startIdx)){
// if didn't find preamble try again inverting
if (!PSKDemod("1", false)) return 0;
size = DemodBufferLen;
if (!preambleSearch(DemodBuffer, preamble, sizeof(preamble), &size, &startIdx)) return 0;
invert = true;
@ -1906,7 +1912,6 @@ int CmdPSK1rawDemod(const char *Cmd)
if (g_debugMode) PrintAndLog("Error demoding: %d",ans);
return 0;
}
PrintAndLog("PSK1 demoded bitstream:");
// Now output the bitstream to the scrollback by line of 16 bits
printDemodBuff();

2
client/cmdhfmfhard.c
View file

@ -1687,7 +1687,7 @@ static void brute_force(void)
time(&end);
double elapsed_time = difftime(end, start);
PrintAndLog("ICE %.f seconds", elapsed_time);
if(keys_found){
PrintAndLog("Success! Tested %"PRIu32" states, found %u keys after %.f seconds", total_states_tested, keys_found, elapsed_time);
PrintAndLog("\nFound key: %012"PRIx64"\n", foundkey);