X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/03439be30ff87187899944775a1c9aa3954baf72..fb27c733133554aab2888a48bdb58c4502bc8a9b:/client/util.c

diff --git a/client/util.c b/client/util.c
index 423d14a0..f13d730c 100644
--- a/client/util.c
+++ b/client/util.c
@@ -52,7 +52,22 @@ int ukbhit(void)
   return ( error == 0 ? cnt : -1 );
 }
 
-#else
+char getch(void)
+{
+	char c;
+	int error;
+	struct termios Otty, Ntty;
+	if ( tcgetattr(STDIN_FILENO, &Otty) == -1 ) return -1;
+	Ntty = Otty;
+	Ntty.c_lflag &= ~ICANON; /* disable buffered i/o */
+	if (0 == (error = tcsetattr(STDIN_FILENO, TCSANOW, &Ntty))) {   // set new attributes
+		c = getchar();
+		error += tcsetattr(STDIN_FILENO, TCSANOW, &Otty);           // reset attributes
+	}
+	return ( error == 0 ? c : -1 );
+}
+
+#else // _WIN32
 
 #include <conio.h>
 int ukbhit(void) {
@@ -140,6 +155,17 @@ int FillBuffer(uint8_t *data, size_t maxDataLength, size_t *dataLength, ...) {
 	return 0;
 }
 
+bool CheckStringIsHEXValue(const char *value) {
+	for (int i = 0; i < strlen(value); i++)
+		if (!isxdigit(value[i]))
+			return false;
+
+	if (strlen(value) % 2)
+		return false;
+	
+	return true;
+}
+
 void hex_to_buffer(const uint8_t *buf, const uint8_t *hex_data, const size_t hex_len, const size_t hex_max_len, 
 	const size_t min_str_len, const size_t spaces_between, bool uppercase) {