dash/proxmark3
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Chg: step2 in the signed vis unsigned graphbuffer signal processing.

Browse Source 
It will break some tone-based demods like ti etc.
This commit is contained in:
Chris
2018-09-09 12:34:43 +02:00
parent 90f29bf430
commit d774e4c84f
8 changed files with 276 additions and 217 deletions
Download Patch File Download Diff File Expand all files Collapse all files

48
client/cmddata.c
View File

@@ -456,8 +456,8 @@ int ASKDemod_ext(const char *Cmd, bool verbose, bool emSearch, uint8_t askType,
int maxErr = 100;
int maxLen = 0;
uint8_t askamp = 0;
char amp = param_getchar(Cmd, 0);
uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0};
char amp = tolower(param_getchar(Cmd, 0));
uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0};
sscanf(Cmd, "%i %i %i %i %c", &clk, &invert, &maxErr, &maxLen, &amp);
@@ -473,7 +473,7 @@ int ASKDemod_ext(const char *Cmd, bool verbose, bool emSearch, uint8_t askType,
clk = 0;
}
size_t BitLen = getFromGraphBuf(BitStream);
size_t BitLen = getFromGraphBuf(bits);
PrintAndLogEx(DEBUG, "DEBUG: (ASKDemod_ext) Bitlen from grphbuff: %d", BitLen);
@@ -483,13 +483,13 @@ int ASKDemod_ext(const char *Cmd, bool verbose, bool emSearch, uint8_t askType,
int foundclk = 0;
//amp before ST check
if (amp == 'a' || amp == 'A')
askAmp(BitStream, BitLen);
if (amp == 'a')
askAmp(bits, BitLen);
bool st = false;
size_t ststart = 0, stend = 0;
if (*stCheck)
st = DetectST(BitStream, &BitLen, &foundclk, &ststart, &stend);
st = DetectST(bits, &BitLen, &foundclk, &ststart, &stend);
if (st) {
*stCheck = st;
@@ -501,10 +501,10 @@ int ASKDemod_ext(const char *Cmd, bool verbose, bool emSearch, uint8_t askType,
}
int startIdx = 0;
int errCnt = askdemod_ext(BitStream, &BitLen, &clk, &invert, maxErr, askamp, askType, &startIdx);
int errCnt = askdemod_ext(bits, &BitLen, &clk, &invert, maxErr, askamp, askType, &startIdx);
if (errCnt < 0 || BitLen < 16){ //if fatal error (or -1)
PrintAndLogEx(DEBUG, "DEBUG: (ASKDemod_ext) No data found errors:%d, invert:%d, bitlen:%d, clock:%d", errCnt, invert, BitLen, clk);
PrintAndLogEx(DEBUG, "DEBUG: (ASKDemod_ext) No data found errors:%d, invert:%c, bitlen:%d, clock:%d", errCnt, (invert)?'Y':'N', BitLen, clk);
return 0;
}
@@ -516,7 +516,7 @@ int ASKDemod_ext(const char *Cmd, bool verbose, bool emSearch, uint8_t askType,
if (verbose || g_debugMode) PrintAndLogEx(DEBUG, "DEBUG: (ASKDemod_ext) Using clock:%d, invert:%d, bits found:%d", clk, invert, BitLen);
//output
setDemodBuf(BitStream,BitLen,0);
setDemodBuf(bits, BitLen, 0);
setClockGrid(clk, startIdx);
if (verbose || g_debugMode){
@@ -1429,6 +1429,7 @@ int getSamples(int n, bool silent) {
GraphTraceLen = j;
if (!silent) PrintAndLogEx(NORMAL, "Unpacked %d samples" , j );
} else {
for (int j = 0; j < n; j++) {
GraphBuffer[j] = ((int)got[j]) - 128;
@@ -1436,9 +1437,11 @@ int getSamples(int n, bool silent) {
GraphTraceLen = n;
}
//ICEMAN todo
// set signal properties low/high/mean/amplitude and is_noice detection
justNoise(GraphBuffer, GraphTraceLen);
//ICEMAN todo
uint8_t bits[GraphTraceLen];
size_t size = getFromGraphBuf(bits);
// set signal properties low/high/mean/amplitude and is_noice detection
isNoise(bits, size);
setClockGrid(0, 0);
DemodBufferLen = 0;
@@ -1569,9 +1572,9 @@ int CmdLoad(const char *Cmd) {
DemodBufferLen = 0;
RepaintGraphWindow();
//ICEMAN todo
//ICEMAN todo
// set signal properties low/high/mean/amplitude and isnoice detection
justNoise(GraphBuffer, GraphTraceLen);
isNoise_int(GraphBuffer, GraphTraceLen);
return 0;
}
@@ -1637,9 +1640,9 @@ int CmdNorm(const char *Cmd) {
}
RepaintGraphWindow();
//ICEMAN todo
//ICEMAN todo
// set signal properties low/high/mean/amplitude and isnoice detection
justNoise(GraphBuffer, GraphTraceLen);
isNoise_int(GraphBuffer, GraphTraceLen);
return 0;
}
@@ -1722,7 +1725,12 @@ int CmdDirectionalThreshold(const char *Cmd) {
PrintAndLogEx(INFO, "Applying Up Threshold: %d, Down Threshold: %d\n", up, down);
directionalThreshold(GraphBuffer, GraphBuffer,GraphTraceLen, up, down);
directionalThreshold(GraphBuffer, GraphBuffer, GraphTraceLen, up, down);
//ICEMAN todo
// set signal properties low/high/mean/amplitude and isnoice detection
isNoise_int(GraphBuffer, GraphTraceLen);
RepaintGraphWindow();
return 0;
}
@@ -1751,7 +1759,7 @@ int CmdZerocrossings(const char *Cmd) {
//ICEMAN todo
// set signal properties low/high/mean/amplitude and isnoice detection
justNoise(GraphBuffer, GraphTraceLen);
isNoise_int(GraphBuffer, GraphTraceLen);
RepaintGraphWindow();
return 0;
@@ -2004,6 +2012,10 @@ int CmdDataIIR(const char *Cmd){
uint8_t k = param_get8(Cmd, 0);
//iceIIR_Butterworth(GraphBuffer, GraphTraceLen);
iceSimple_Filter(GraphBuffer, GraphTraceLen, k);
//ICEMAN todo
// set signal properties low/high/mean/amplitude and isnoice detection
isNoise_int(GraphBuffer, GraphTraceLen);
RepaintGraphWindow();
return 0;
}