Fix memory bounds error

[proxmark3-svn] / client / cmdlfpyramid.c

diff --git a/client/cmdlfpyramid.c b/client/cmdlfpyramid.c
index 613a0b66a61cb7913328cc201756b8eab1ab5107..366889f3f9ea2a68a0256ca95437f807b1b806ca 100644 (file)
--- a/client/cmdlfpyramid.c
+++ b/client/cmdlfpyramid.c
@@ -5,6 +5,7 @@
 // the license.
 //-----------------------------------------------------------------------------
 // Low frequency Farpoint / Pyramid tag commands
+// FSK2a, rf/50, 128 bits (complete)
 //-----------------------------------------------------------------------------
 #include <string.h>
 #include <inttypes.h>
@@ -95,8 +96,9 @@ int CmdFSKdemodPyramid(const char *Cmd)
        size_t size = getFromGraphBuf(BitStream);
        if (size==0) return 0;
 
+       int waveIdx=0;
        //get binary from fsk wave
-       int idx = PyramiddemodFSK(BitStream, &size);
+       int idx = PyramiddemodFSK(BitStream, &size, &waveIdx);
        if (idx < 0){
                if (g_debugMode){
                        if (idx == -5)
@@ -151,6 +153,7 @@ int CmdFSKdemodPyramid(const char *Cmd)
        uint32_t rawHi2 = bytebits_to_byte(BitStream+idx+32,32);
        uint32_t rawHi3 = bytebits_to_byte(BitStream+idx,32);
        setDemodBuf(BitStream,128,idx);
+       setClockGrid(50, waveIdx + (idx*50));
 
        size = removeParity(BitStream, idx+8, 8, 1, 120);
        if (size != 105){
@@ -225,8 +228,7 @@ int CmdFSKdemodPyramid(const char *Cmd)
 }
 
 int CmdPyramidRead(const char *Cmd) {
-       CmdLFRead("s");
-       getSamples("30000",false);
+       lf_read(true, 15000);
        return CmdFSKdemodPyramid("");
 }