client/flasher.c

   1 //-----------------------------------------------------------------------------
   2 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   3 // at your option, any later version. See the LICENSE.txt file for the text of
   4 // the license.
   5 //-----------------------------------------------------------------------------
   6 // Flasher frontend tool
   7 //-----------------------------------------------------------------------------
   8
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11 #include <string.h>
  12 #include "sleep.h"
  13 #include "proxmark3.h"
  14 #include "flash.h"
  15 #include "uart.h"
  16 #include "usb_cmd.h"
  17
  18 #ifdef _WIN32
  19 # define unlink(x)
  20 #endif
  21
  22 static serial_port sp;
  23 static char* serial_port_name;
  24
  25 void cmd_debug(UsbCommand* UC) {
  26   //  Debug
  27   printf("UsbCommand length[len=%zd]\n",sizeof(UsbCommand));
  28   printf("  cmd[len=%zd]: %016"llx"\n",sizeof(UC->cmd),UC->cmd);
  29   printf(" arg0[len=%zd]: %016"llx"\n",sizeof(UC->arg[0]),UC->arg[0]);
  30   printf(" arg1[len=%zd]: %016"llx"\n",sizeof(UC->arg[1]),UC->arg[1]);
  31   printf(" arg2[len=%zd]: %016"llx"\n",sizeof(UC->arg[2]),UC->arg[2]);
  32   printf(" data[len=%zd]: ",sizeof(UC->d.asBytes));
  33   for (size_t i=0; i<16; i++) {
  34     printf("%02x",UC->d.asBytes[i]);
  35   }
  36   printf("...\n");
  37 }
  38
  39 void SendCommand(UsbCommand* txcmd) {
  40 //  printf("send: ");
  41 //  cmd_debug(txcmd);
  42   if (!uart_send(sp,(byte_t*)txcmd,sizeof(UsbCommand))) {
  43     printf("Sending bytes to proxmark failed\n");
  44     exit(1);
  45   }
  46 }
  47
  48 void ReceiveCommand(UsbCommand* rxcmd) {
  49   byte_t* prxcmd = (byte_t*)rxcmd;
  50   byte_t* prx = prxcmd;
  51   size_t rxlen;
  52   while (true) {
  53     rxlen = sizeof(UsbCommand) - (prx-prxcmd);
  54     if (uart_receive(sp,prx,&rxlen)) {
  55       prx += rxlen;
  56       if ((prx-prxcmd) >= sizeof(UsbCommand)) {
  57         return;
  58       }
  59     }
  60   }
  61 }
  62
  63 void CloseProxmark() {
  64   // Clean up the port
  65   uart_close(sp);
  66   // Fix for linux, it seems that it is extremely slow to release the serial port file descriptor /dev/*
  67   unlink(serial_port_name);
  68 }
  69
  70 int OpenProxmark(size_t i) {
  71   sp = uart_open(serial_port_name);
  72   if (sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT) {
  73     //poll once a second
  74     return 0;
  75   }
  76   return 1;
  77 }
  78
  79 static void usage(char *argv0)
  80 {
  81         fprintf(stderr, "Usage:   %s <port> [-b] image.elf [image.elf...]\n\n", argv0);
  82         fprintf(stderr, "\t-b\tEnable flashing of bootloader area (DANGEROUS)\n\n");
  83         //Is the example below really true? /Martin
  84         fprintf(stderr, "Example:\n\n\t %s path/to/osimage.elf path/to/fpgaimage.elf\n", argv0);
  85         fprintf(stderr, "\nExample (Linux):\n\n\t %s  /dev/ttyACM0 armsrc/obj/fullimage.elf\n", argv0);
  86         fprintf(stderr, "\nNote (Linux): if the flasher gets stuck in 'Waiting for Proxmark to reappear on <DEVICE>',\n");
  87         fprintf(stderr, "              you need to blacklist proxmark for modem-manager - see wiki for more details:\n");
  88         fprintf(stderr, "              http://code.google.com/p/proxmark3/wiki/Linux\n\n");
  89 }
  90
  91 #define MAX_FILES 4
  92
  93 int main(int argc, char **argv)
  94 {
  95         int can_write_bl = 0;
  96         int num_files = 0;
  97         int res;
  98         flash_file_t files[MAX_FILES];
  99
 100         memset(files, 0, sizeof(files));
 101
 102         if (argc < 3) {
 103                 usage(argv[0]);
 104                 return -1;
 105         }
 106
 107         for (int i = 2; i < argc; i++) {
 108                 if (argv[i][0] == '-') {
 109                         if (!strcmp(argv[i], "-b")) {
 110                                 can_write_bl = 1;
 111                         } else {
 112                                 usage(argv[0]);
 113                                 return -1;
 114                         }
 115                 } else {
 116                         res = flash_load(&files[num_files], argv[i], can_write_bl);
 117                         if (res < 0) {
 118                                 fprintf(stderr, "Error while loading %s\n", argv[i]);
 119                                 return -1;
 120                         }
 121                         fprintf(stderr, "\n");
 122                         num_files++;
 123                 }
 124         }
 125
 126   serial_port_name = argv[1];
 127
 128   fprintf(stderr,"Waiting for Proxmark to appear on %s",serial_port_name);
 129   do {
 130     sleep(1);
 131     fprintf(stderr, ".");
 132   } while (!OpenProxmark(0));
 133   fprintf(stderr," Found.\n");
 134
 135         res = flash_start_flashing(can_write_bl,serial_port_name);
 136         if (res < 0)
 137                 return -1;
 138
 139         fprintf(stderr, "\nFlashing...\n");
 140
 141         for (int i = 0; i < num_files; i++) {
 142                 res = flash_write(&files[i]);
 143                 if (res < 0)
 144                         return -1;
 145                 flash_free(&files[i]);
 146                 fprintf(stderr, "\n");
 147         }
 148
 149         fprintf(stderr, "Resetting hardware...\n");
 150
 151         res = flash_stop_flashing();
 152         if (res < 0)
 153                 return -1;
 154
 155         CloseProxmark();
 156
 157         fprintf(stderr, "All done.\n\n");
 158         fprintf(stderr, "Have a nice day!\n");
 159
 160         return 0;
 161 }