X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/e6432f05795ba0eaf1e34bb47b2a7f87a762de29..7f96433c8a1fc3ba13bd8c3b7ee2f257d4390ca2:/client/util.c

diff --git a/client/util.c b/client/util.c
index cea9f7d7..30547080 100644
--- a/client/util.c
+++ b/client/util.c
@@ -108,7 +108,7 @@ void print_hex(const uint8_t * data, const size_t len)
 	printf("\n");
 }
 
-char * sprint_hex(const uint8_t * data, const size_t len) {
+char *sprint_hex(const uint8_t *data, const size_t len) {
 	
 	int maxLen = ( len > 1024/3) ? 1024/3 : len;
 	static char buf[1024];
@@ -117,7 +117,7 @@ char * sprint_hex(const uint8_t * data, const size_t len) {
 	size_t i;
 
 	for (i=0; i < maxLen; ++i, tmp += 3)
-		sprintf(tmp, "%02x ", data[i]);
+		sprintf(tmp, "%02X ", data[i]);
 
 	return buf;
 }
@@ -444,3 +444,12 @@ void wiegand_add_parity(char *target, char *source, char length)
     target += length;
     *(target)= GetParity(source + length / 2, ODD, length / 2);
 }
+
+void xor(unsigned char * dst, unsigned char * src, size_t len) {
+   for( ; len > 0; len--,dst++,src++)
+       *dst ^= *src;
+}
+
+int32_t le24toh (uint8_t data[3]) {
+    return (data[2] << 16) | (data[1] << 8) | data[0];
+}