fix hf mf sim (#812)

[proxmark3-svn] / client / util.c

diff --git a/client/util.c b/client/util.c
index 423d14a08a80736c6e729fc6a4db51c5112dac08..f13d730cbd984c5c89c0c4bcd2fa364e26848e2f 100644 (file)
--- 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) {