+
+bool OpenProxmark(void *port, bool wait_for_port, int timeout, bool flash_mode) {
+ char *portname = (char *)port;
+ if (!wait_for_port) {
+ sp = uart_open(portname);
+ } else {
+ printf("Waiting for Proxmark to appear on %s ", portname);
+ fflush(stdout);
+ int openCount = 0;
+ do {
+ sp = uart_open(portname);
+ msleep(1000);
+ printf(".");
+ fflush(stdout);
+ } while(++openCount < timeout && (sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT));
+ printf("\n");
+ }
+
+ // check result of uart opening
+ if (sp == INVALID_SERIAL_PORT) {
+ printf("ERROR: invalid serial port\n");
+ sp = NULL;
+ serial_port_name = NULL;
+ return false;
+ } else if (sp == CLAIMED_SERIAL_PORT) {
+ printf("ERROR: serial port is claimed by another process\n");
+ sp = NULL;
+ serial_port_name = NULL;
+ return false;
+ } else {
+ // start the USB communication thread
+ serial_port_name = portname;
+ conn.run = true;
+ conn.block_after_ACK = flash_mode;
+ pthread_create(&USB_communication_thread, NULL, &uart_communication, &conn);
+ return true;
+ }
+}
+
+
+void CloseProxmark(void) {
+ conn.run = false;
+ pthread_join(USB_communication_thread, NULL);
+ uart_close(sp);
+#ifdef __linux__
+ // Fix for linux, it seems that it is extremely slow to release the serial port file descriptor /dev/*
+ if (serial_port_name) {
+ unlink(serial_port_name);
+ }
+#endif
+}
+