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use different fsk field clock detection routine ...

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... to prevent double call to getFromGraphBuf()...
also adjust %hu to u and as there is a possible problem with %hu in
printf.
This commit is contained in:
marshmellow42 2016-02-15 21:39:34 -05:00
parent b31ef4f510
commit a0cc89b479
1 changed files with 14 additions and 14 deletions
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20
client/cmddata.c
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@ -959,17 +959,18 @@ int FSKrawDemod(const char *Cmd, bool verbose)
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
size_t BitLen = getFromGraphBuf(BitStream); size_t BitLen = getFromGraphBuf(BitStream);
if (BitLen==0) return 0; if (BitLen==0) return 0;
if (g_debugMode==2) PrintAndLog("DEBUG: Got samples");
//get field clock lengths //get field clock lengths
uint8_t fc1=0, fc2=0, rf1=0; uint16_t fcs=0;
if (!fchigh || !fclow) { if (!fchigh || !fclow) {
uint8_t ans = fskClocks(&fc1, &fc2, &rf1, false); fcs = countFC(BitStream, BitLen, 1);
if (ans == 0) { if (!fcs) {
if (g_debugMode) PrintAndLog("\nError: cannot detect valid fsk field clocks"); fchigh = 10;
return 0; // can't detect field clock fclow = 8;
} else {
fchigh = (fcs >> 8) & 0x00FF;
fclow = fcs & 0x00FF;
} }
fchigh = fc1;
fclow = fc2;
if (rfLen == 0) rfLen = rf1;
} }
//get bit clock length //get bit clock length
if (!rfLen) { if (!rfLen) {
@ -982,11 +983,10 @@ int FSKrawDemod(const char *Cmd, bool verbose)
// Now output the bitstream to the scrollback by line of 16 bits // Now output the bitstream to the scrollback by line of 16 bits
if (verbose || g_debugMode) { if (verbose || g_debugMode) {
PrintAndLog("\nUsing Clock:%hu, invert:%hu, fchigh:%hu, fclow:%hu", rfLen, invert, fchigh, fclow); PrintAndLog("\nUsing Clock:%u, invert:%u, fchigh:%u, fclow:%u", (unsigned int)rfLen, (unsigned int)invert, (unsigned int)fchigh, (unsigned int)fclow);
PrintAndLog("%s decoded bitstream:",GetFSKType(fchigh,fclow,invert)); PrintAndLog("%s decoded bitstream:",GetFSKType(fchigh,fclow,invert));
printDemodBuff(); printDemodBuff();
} }
return 1; return 1;
} else { } else {
if (g_debugMode) PrintAndLog("no FSK data found"); if (g_debugMode) PrintAndLog("no FSK data found");