X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/79544b28adc44792888788eac3d58a03003860c5..acaeccf841f65291f5687824cb5322cc661e8183:/client/util.c

diff --git a/client/util.c b/client/util.c
index a077aae9..edd9aebc 100644
--- a/client/util.c
+++ b/client/util.c
@@ -46,12 +46,18 @@ int ukbhit(void) {
 #endif
 
 // log files functions
-void AddLogLine(char *fileName, char *extData, char *c) {
+void AddLogLine(char *file, char *extData, char *c) {
 	FILE *fLog = NULL;
-
-	fLog = fopen(fileName, "a");
+    char filename[FILE_PATH_SIZE] = {0x00};
+    int len = 0;
+
+    len = strlen(file);
+    if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
+    memcpy(filename, file, len);
+   
+	fLog = fopen(filename, "a");
 	if (!fLog) {
-		printf("Could not append log file %s", fileName);
+		printf("Could not append log file %s", filename);
 		return;
 	}
 
@@ -103,11 +109,13 @@ void print_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];
 	char * tmp = buf;
 	size_t i;
 
-	for (i=0; i < len && i < 1024/3; i++, tmp += 3)
+	for (i=0; i < maxLen; ++i, tmp += 3)
 		sprintf(tmp, "%02x ", data[i]);
 
 	return buf;
@@ -205,6 +213,7 @@ int param_getptr(const char *line, int *bg, int *en, int paramnum)
 	return 0;
 }
 
+
 char param_getchar(const char *line, int paramnum)
 {
 	int bg, en;
@@ -219,6 +228,35 @@ uint8_t param_get8(const char *line, int paramnum)
 	return param_get8ex(line, paramnum, 10, 0);
 }
 
+/**
+ * @brief Reads a decimal integer (actually, 0-254, not 255)
+ * @param line
+ * @param paramnum
+ * @return -1 if error
+ */
+uint8_t param_getdec(const char *line, int paramnum, uint8_t *destination)
+{
+	uint8_t val =  param_get8ex(line, paramnum, 255, 10);
+	if( (int8_t) val == -1) return 1;
+	(*destination) = val;
+	return 0;
+}
+/**
+ * @brief Checks if param is decimal
+ * @param line
+ * @param paramnum
+ * @return
+ */
+uint8_t param_isdec(const char *line, int paramnum)
+{
+	int bg, en;
+	//TODO, check more thorougly
+	if (!param_getptr(line, &bg, &en, paramnum)) return 1;
+		//		return strtoul(&line[bg], NULL, 10) & 0xff;
+
+	return 0;
+}
+
 uint8_t param_get8ex(const char *line, int paramnum, int deflt, int base)
 {
 	int bg, en;