-
-// a global mutex to prevent interlaced printing from different threads
-pthread_mutex_t print_lock;
-
-static serial_port sp;
-static UsbCommand txcmd;
-volatile static bool txcmd_pending = false;
-
-void SendCommand(UsbCommand *c) {
- #if 0
- printf("Sending %d bytes\n", sizeof(UsbCommand));
- #endif
-
- if (offline) {
- PrintAndLog("Sending bytes to proxmark failed - offline");
- return;
- }
- /**
- The while-loop below causes hangups at times, when the pm3 unit is unresponsive
- or disconnected. The main console thread is alive, but comm thread just spins here.
- Not good.../holiman
- **/
- while(txcmd_pending);
- txcmd = *c;
- txcmd_pending = true;
-}
-
-struct receiver_arg {
- int run;
-};
-
-byte_t rx[sizeof(UsbCommand)];
-byte_t* prx = rx;
-
-static void *uart_receiver(void *targ) {
- struct receiver_arg *arg = (struct receiver_arg*)targ;
- size_t rxlen;
-
- while (arg->run) {
- rxlen = 0;
- if (uart_receive(sp, prx, sizeof(UsbCommand) - (prx-rx), &rxlen) && rxlen) {
- prx += rxlen;
- if (prx-rx < sizeof(UsbCommand)) {
- continue;
- }
- UsbCommandReceived((UsbCommand*)rx);
- }
- prx = rx;
-
- if(txcmd_pending) {
- if (!uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand))) {
- PrintAndLog("Sending bytes to proxmark failed");
- }
- txcmd_pending = false;
- }
- }
-
- pthread_exit(NULL);
- return NULL;
-}
-
-
-void main_loop(char *script_cmds_file, char *script_cmd, bool usb_present) {
- struct receiver_arg rarg;