X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/269a820f9e9eed1ce34f39e9eb2b5df399a31bdc..ac86b656816e0368353921991e59226f38e5b698:/winsrc/command.cpp

diff --git a/winsrc/command.cpp b/winsrc/command.cpp
index 929cff07..061ea456 100644
--- a/winsrc/command.cpp
+++ b/winsrc/command.cpp
@@ -1808,6 +1808,40 @@ static void CmdNorm(char *str)
 	RepaintGraphWindow();
 }
 
+static void CmdAmp(char *str)
+{
+	int i, rising, falling;
+	int max = INT_MIN, min = INT_MAX;
+	for(i = 10; i < GraphTraceLen; i++) {
+		if(GraphBuffer[i] > max) {
+			max = GraphBuffer[i];
+		}
+		if(GraphBuffer[i] < min) {
+			min = GraphBuffer[i];
+		}
+	}
+	if(max != min) {
+		rising= falling= 0;
+		for(i = 0; i < GraphTraceLen; i++) {
+			if(GraphBuffer[i+1] < GraphBuffer[i]) {
+				if(rising) {
+ 					GraphBuffer[i]= max;
+					rising= 0;
+					}
+				falling= 1;
+				}
+			if(GraphBuffer[i+1] > GraphBuffer[i]) {
+				if(falling) {
+					GraphBuffer[i]= min;
+					falling= 0;
+					}
+				rising= 1;
+				}
+		}
+	}
+	RepaintGraphWindow();
+}
+
 static void CmdDec(char *str)
 {
 	int i;
@@ -2238,9 +2272,11 @@ static void Cmdaskdemod(char *str) {
 	int c, high = 0, low = 0;
 
 	// TODO: complain if we do not give 2 arguments here !
+	// (AL - this doesn't make sense! we're only using one argument!!!)
 	sscanf(str, "%i", &c);
 
 	/* Detect high and lows and clock */
+	// (AL - clock???)
 	for (i = 0; i < GraphTraceLen; i++)
 	{
 		if (GraphBuffer[i] > high)
@@ -2248,6 +2284,10 @@ static void Cmdaskdemod(char *str) {
 		else if (GraphBuffer[i] < low)
 			low = GraphBuffer[i];
 	}
+	if(c != 0 && c != 1) {
+		PrintToScrollback("Invalid argument: %s",str);
+		return;
+		}
 
 	if (GraphBuffer[0] > 0) {
 		GraphBuffer[0] = 1-c;
@@ -2492,7 +2532,12 @@ static void Cmdmanchesterdemod(char *str) {
 
 	/* Detect first transition */
 	/* Lo-Hi (arbitrary)       */
-	for (i = 0; i < GraphTraceLen; i++)
+	/* skip to the first high */
+	for (i= 0; i < GraphTraceLen; i++)
+		if(GraphBuffer[i] == high)
+			break;
+	/* now look for the first low */
+	for (; i < GraphTraceLen; i++)
 	{
 		if (GraphBuffer[i] == low)
 		{
@@ -2794,7 +2839,8 @@ static struct {
 	int		offline;  // 1 if the command can be used when in offline mode
 	char		*docString;
 } CommandTable[] = {
-	{"askdemod",			Cmdaskdemod,				1, "<samples per bit> <0|1> -- Attempt to demodulate simple ASK tags"},
+	{"amp",					CmdAmp,						1, "Amplify peaks"},
+	{"askdemod",			Cmdaskdemod,				1, "<0|1> -- Attempt to demodulate simple ASK tags"},
 	{"autocorr",			CmdAutoCorr,				1, "<window length> -- Autocorrelation over window"},
 	{"bitsamples",		CmdBitsamples,			0, "Get raw samples as bitstring"},
 	{"bitstream",			Cmdbitstream,				1, "[clock rate] -- Convert waveform into a bitstream"},