git.zerfleddert.de Git - proxmark3-svn/blob - client/proxmark3.c

   1 //-----------------------------------------------------------------------------
   2 // Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
   3 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
   4 //
   5 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   6 // at your option, any later version. See the LICENSE.txt file for the text of
   7 // the license.
   8 //-----------------------------------------------------------------------------
   9 // Main binary
  10 //-----------------------------------------------------------------------------
  11
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include <string.h>
  15 #include <pthread.h>
  16 #include <unistd.h>
  17 #include <readline/readline.h>
  18 #include <readline/history.h>
  19 //#include "proxusb.h"
  20 #include "proxmark3.h"
  21 #include "proxgui.h"
  22 #include "cmdmain.h"
  23 #include "uart.h"
  24 #include "ui.h"
  25 #include "sleep.h"
  26
  27 // a global mutex to prevent interlaced printing from different threads
  28 pthread_mutex_t print_lock;
  29
  30 static serial_port sp;
  31 static UsbCommand txcmd;
  32 volatile static bool txcmd_pending = false;
  33
  34
  35 void SendCommand(UsbCommand *c) {
  36 #if 0
  37   printf("Sending %d bytes\n", sizeof(UsbCommand));
  38 #endif
  39 /*
  40   if (txcmd_pending) {
  41     ERR("Sending command failed, previous command is still pending");
  42   }
  43 */
  44   while(txcmd_pending);
  45   txcmd = *c;
  46   txcmd_pending = true;
  47 }
  48
  49 struct receiver_arg {
  50   int run;
  51 };
  52
  53 struct main_loop_arg {
  54   int usb_present;
  55   char *script_cmds_file;
  56 };
  57
  58 //static void *usb_receiver(void *targ) {
  59 //  struct receiver_arg *arg = (struct receiver_arg*)targ;
  60 //  UsbCommand cmdbuf;
  61 //
  62 //  while (arg->run) {
  63 //    if (ReceiveCommandPoll(&cmdbuf)) {
  64 //      UsbCommandReceived(&cmdbuf);
  65 //      fflush(NULL);
  66 //    }
  67 //  }
  68 //
  69 //  pthread_exit(NULL);
  70 //  return NULL;
  71 //}
  72
  73 byte_t rx[0x1000000];
  74 byte_t* prx = rx;
  75
  76 static void *uart_receiver(void *targ) {
  77   struct receiver_arg *arg = (struct receiver_arg*)targ;
  78   size_t rxlen;
  79   size_t cmd_count;
  80
  81   while (arg->run) {
  82     rxlen = sizeof(UsbCommand);
  83     if (uart_receive(sp,prx,&rxlen)) {
  84       prx += rxlen;
  85       if (((prx-rx) % sizeof(UsbCommand)) != 0) {
  86         continue;
  87       }
  88       cmd_count = (prx-rx) / sizeof(UsbCommand);
  89       //      printf("received %d bytes, which represents %d commands\n",(prx-rx), cmd_count);
  90       for (size_t i=0; i<cmd_count; i++) {
  91         UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
  92       }
  93     }
  94     prx = rx;
  95
  96     if(txcmd_pending) {
  97       if (!uart_send(sp,(byte_t*)&txcmd,sizeof(UsbCommand))) {
  98         PrintAndLog("Sending bytes to proxmark failed");
  99       }
 100       txcmd_pending = false;
 101     }
 102   }
 103
 104   pthread_exit(NULL);
 105   return NULL;
 106 }
 107
 108 static void *main_loop(void *targ) {
 109   struct main_loop_arg *arg = (struct main_loop_arg*)targ;
 110   struct receiver_arg rarg;
 111   char *cmd = NULL;
 112   pthread_t reader_thread;
 113
 114   if (arg->usb_present == 1) {
 115     rarg.run=1;
 116     // pthread_create(&reader_thread, NULL, &usb_receiver, &rarg);
 117     pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
 118   }
 119
 120   FILE *script_file = NULL;
 121   char script_cmd_buf[256];
 122
 123   if (arg->script_cmds_file)
 124   {
 125     script_file = fopen(arg->script_cmds_file, "r");
 126     if (script_file)
 127     {
 128       printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
 129     }
 130   }
 131
 132         read_history(".history");
 133         while(1)
 134   {
 135     // If there is a script file
 136     if (script_file)
 137     {
 138       if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file))
 139       {
 140         fclose(script_file);
 141         script_file = NULL;
 142       }
 143       else
 144       {
 145         char *nl;
 146         nl = strrchr(script_cmd_buf, '\r');
 147         if (nl) *nl = '\0';
 148         nl = strrchr(script_cmd_buf, '\n');
 149         if (nl) *nl = '\0';
 150
 151         if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL)
 152         {
 153           memset(cmd, 0, strlen(script_cmd_buf));
 154           strcpy(cmd, script_cmd_buf);
 155           printf("%s\n", cmd);
 156         }
 157       }
 158     }
 159
 160                 if (!script_file)
 161                 {
 162       cmd = readline(PROXPROMPT);
 163                 }
 164
 165                 if (cmd) {
 166                         while(cmd[strlen(cmd) - 1] == ' ')
 167         cmd[strlen(cmd) - 1] = 0x00;
 168
 169                         if (cmd[0] != 0x00) {
 170                                 if (strncmp(cmd, "quit", 4) == 0) {
 171                                         break;
 172                                 }
 173
 174                                 CommandReceived(cmd);
 175                                 add_history(cmd);
 176                         }
 177                         free(cmd);
 178                 } else {
 179                         printf("\n");
 180                         break;
 181                 }
 182         }
 183
 184         write_history(".history");
 185
 186   if (arg->usb_present == 1) {
 187     rarg.run = 0;
 188     pthread_join(reader_thread, NULL);
 189   }
 190
 191   if (script_file)
 192   {
 193     fclose(script_file);
 194     script_file = NULL;
 195   }
 196
 197   ExitGraphics();
 198   pthread_exit(NULL);
 199   return NULL;
 200 }
 201
 202 int main(int argc, char* argv[]) {
 203         srand(time(0));
 204
 205         if (argc < 2) {
 206                 printf("syntax: %s <port>\n\n",argv[0]);
 207                 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
 208                 return 1;
 209         }
 210
 211         // Make sure to initialize
 212         struct main_loop_arg marg = {
 213                 .usb_present = 0,
 214                 .script_cmds_file = NULL
 215         };
 216         pthread_t main_loop_t;
 217
 218 /*
 219   usb_init();
 220   if (!OpenProxmark(1)) {
 221     fprintf(stderr,"PROXMARK3: NOT FOUND!\n");
 222     marg.usb_present = 0;
 223     offline = 1;
 224   } else {
 225     marg.usb_present = 1;
 226     offline = 0;
 227   }
 228 */
 229
 230         sp = uart_open(argv[1]);
 231         if (sp == INVALID_SERIAL_PORT) {
 232                 printf("ERROR: invalid serial port\n");
 233                 marg.usb_present = 0;
 234                 offline = 1;
 235         } else if (sp == CLAIMED_SERIAL_PORT) {
 236                 printf("ERROR: serial port is claimed by another process\n");
 237                 marg.usb_present = 0;
 238                 offline = 1;
 239         } else {
 240                 marg.usb_present = 1;
 241                 offline = 0;
 242         }
 243
 244         // If the user passed the filename of the 'script' to execute, get it
 245         if (argc > 2 && argv[2]) {
 246                 marg.script_cmds_file = argv[2];
 247         }
 248
 249         // create a mutex to avoid interlacing print commands from our different threads
 250         pthread_mutex_init(&print_lock, NULL);
 251
 252         pthread_create(&main_loop_t, NULL, &main_loop, &marg);
 253         InitGraphics(argc, argv);
 254
 255         MainGraphics();
 256
 257         pthread_join(main_loop_t, NULL);
 258
 259 //  if (marg.usb_present == 1) {
 260 //    CloseProxmark();
 261 //  }
 262
 263         // Clean up the port
 264         uart_close(sp);
 265
 266         // clean up mutex
 267         pthread_mutex_destroy(&print_lock);
 268
 269   return 0;
 270 }