Finishing touches on new mifare classic hack rework

[proxmark3-svn] / client / flasher.c

diff --git a/client/flasher.c b/client/flasher.c
index f2a8e7c8172e3774a0ef55884f16e656a91c4a17..46e1e57e043755d750aa807740f40e1f9d732f0b 100644 (file)
--- a/client/flasher.c
+++ b/client/flasher.c
@@ -15,6 +15,10 @@
 #include "uart.h"
 #include "usb_cmd.h"
 
+#ifdef _WIN32
+# define unlink(x)
+#endif
+
 static serial_port sp;
 static char* serial_port_name;
 
@@ -62,11 +66,14 @@ void ReceiveCommand(UsbCommand* rxcmd) {
 void CloseProxmark() {
   // Clean up the port
   uart_close(sp);
+  // Fix for linux, it seems that it is extremely slow to release the serial port file descriptor /dev/*
+  unlink(serial_port_name);
 }
 
 int OpenProxmark(size_t i) {
   sp = uart_open(serial_port_name);
-  if (sp == INVALID_SERIAL_PORT) {
+  if (sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT) {
+    //poll once a second
     return 0;
   }
   return 1;
@@ -76,7 +83,11 @@ static void usage(char *argv0)
 {
        fprintf(stderr, "Usage:   %s <port> [-b] image.elf [image.elf...]\n\n", argv0);
        fprintf(stderr, "\t-b\tEnable flashing of bootloader area (DANGEROUS)\n\n");
-       fprintf(stderr, "Example: %s path/to/osimage.elf path/to/fpgaimage.elf\n", argv0);
+       //Is the example below really true? /Martin
+       fprintf(stderr, "Example:\n\t %s path/to/osimage.elf path/to/fpgaimage.elf\n", argv0);
+       fprintf(stderr, "Example (Linux):\n\t %s  /dev/ttyACM0 armsrc/obj/fullimage.elf\n", argv0);
+       fprintf(stderr, "\nNote (Linux): if the flasher gets stuck in 'Waiting for Proxmark to reappear on USB', try deactivating modem-manager: 'sudo service modemmanager stop'\n\n");
+
 }
 
 #define MAX_FILES 4
@@ -115,11 +126,13 @@ int main(int argc, char **argv)
        }
 
   serial_port_name = argv[1];
-       fprintf(stderr, "Waiting for Proxmark to appear on USB...");
-       while (!OpenProxmark(0)) {
-               fprintf(stderr, ".");
-       }
-       fprintf(stderr, " Found.\n");
+  
+  fprintf(stderr,"Waiting for Proxmark to appear on USB...");
+  do {
+    sleep(1);
+    fprintf(stderr, ".");
+  } while (!OpenProxmark(0));
+  fprintf(stderr," Found.\n");
 
        res = flash_start_flashing(can_write_bl);
        if (res < 0)