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   if(offline)
  45     {
  46       PrintAndLog("Sending bytes to proxmark failed - offline");
  47       return;
  48     }
  49
  50   while(txcmd_pending);
  51   txcmd = *c;
  52   txcmd_pending = true;
  53 }
  54
  55 struct receiver_arg {
  56   int run;
  57 };
  58
  59 struct main_loop_arg {
  60   int usb_present;
  61   char *script_cmds_file;
  62 };
  63
  64 //static void *usb_receiver(void *targ) {
  65 //  struct receiver_arg *arg = (struct receiver_arg*)targ;
  66 //  UsbCommand cmdbuf;
  67 //
  68 //  while (arg->run) {
  69 //    if (ReceiveCommandPoll(&cmdbuf)) {
  70 //      UsbCommandReceived(&cmdbuf);
  71 //      fflush(NULL);
  72 //    }
  73 //  }
  74 //
  75 //  pthread_exit(NULL);
  76 //  return NULL;
  77 //}
  78
  79 byte_t rx[0x1000000];
  80 byte_t* prx = rx;
  81
  82 static void *uart_receiver(void *targ) {
  83   struct receiver_arg *arg = (struct receiver_arg*)targ;
  84   size_t rxlen;
  85   size_t cmd_count;
  86
  87   while (arg->run) {
  88     rxlen = sizeof(UsbCommand);
  89     if (uart_receive(sp,prx,&rxlen)) {
  90       prx += rxlen;
  91       if (((prx-rx) % sizeof(UsbCommand)) != 0) {
  92         continue;
  93       }
  94       cmd_count = (prx-rx) / sizeof(UsbCommand);
  95       //      printf("received %d bytes, which represents %d commands\n",(prx-rx), cmd_count);
  96       for (size_t i=0; i<cmd_count; i++) {
  97         UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
  98       }
  99     }
 100     prx = rx;
 101
 102     if(txcmd_pending) {
 103       if (!uart_send(sp,(byte_t*)&txcmd,sizeof(UsbCommand))) {
 104         PrintAndLog("Sending bytes to proxmark failed");
 105       }
 106       txcmd_pending = false;
 107     }
 108   }
 109
 110   pthread_exit(NULL);
 111   return NULL;
 112 }
 113
 114 static void *main_loop(void *targ) {
 115   struct main_loop_arg *arg = (struct main_loop_arg*)targ;
 116   struct receiver_arg rarg;
 117   char *cmd = NULL;
 118   pthread_t reader_thread;
 119
 120   if (arg->usb_present == 1) {
 121     rarg.run=1;
 122     // pthread_create(&reader_thread, NULL, &usb_receiver, &rarg);
 123     pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
 124   }
 125
 126   FILE *script_file = NULL;
 127   char script_cmd_buf[256];
 128
 129   if (arg->script_cmds_file)
 130   {
 131     script_file = fopen(arg->script_cmds_file, "r");
 132     if (script_file)
 133     {
 134       printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
 135     }
 136   }
 137
 138         read_history(".history");
 139         while(1)
 140   {
 141     // If there is a script file
 142     if (script_file)
 143     {
 144       if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file))
 145       {
 146         fclose(script_file);
 147         script_file = NULL;
 148       }
 149       else
 150       {
 151         char *nl;
 152         nl = strrchr(script_cmd_buf, '\r');
 153         if (nl) *nl = '\0';
 154         nl = strrchr(script_cmd_buf, '\n');
 155         if (nl) *nl = '\0';
 156
 157         if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL)
 158         {
 159           memset(cmd, 0, strlen(script_cmd_buf));
 160           strcpy(cmd, script_cmd_buf);
 161           printf("%s\n", cmd);
 162         }
 163       }
 164     }
 165
 166                 if (!script_file)
 167                 {
 168       cmd = readline(PROXPROMPT);
 169                 }
 170
 171                 if (cmd) {
 172                         while(cmd[strlen(cmd) - 1] == ' ')
 173         cmd[strlen(cmd) - 1] = 0x00;
 174
 175                         if (cmd[0] != 0x00) {
 176                                 if (strncmp(cmd, "quit", 4) == 0) {
 177                                         exit(0);
 178                                         break;
 179                                 }
 180
 181                                 CommandReceived(cmd);
 182                                 add_history(cmd);
 183                         }
 184                         free(cmd);
 185                 } else {
 186                         printf("\n");
 187                         break;
 188                 }
 189         }
 190
 191         write_history(".history");
 192
 193   if (arg->usb_present == 1) {
 194     rarg.run = 0;
 195     pthread_join(reader_thread, NULL);
 196   }
 197
 198   if (script_file)
 199   {
 200     fclose(script_file);
 201     script_file = NULL;
 202   }
 203
 204   ExitGraphics();
 205   pthread_exit(NULL);
 206   return NULL;
 207 }
 208
 209 int main(int argc, char* argv[]) {
 210         srand(time(0));
 211
 212         if (argc < 2) {
 213                 printf("syntax: %s <port>\n\n",argv[0]);
 214                 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
 215                 return 1;
 216         }
 217
 218         // Make sure to initialize
 219         struct main_loop_arg marg = {
 220                 .usb_present = 0,
 221                 .script_cmds_file = NULL
 222         };
 223         pthread_t main_loop_t;
 224
 225 /*
 226   usb_init();
 227   if (!OpenProxmark(1)) {
 228     fprintf(stderr,"PROXMARK3: NOT FOUND!\n");
 229     marg.usb_present = 0;
 230     offline = 1;
 231   } else {
 232     marg.usb_present = 1;
 233     offline = 0;
 234   }
 235 */
 236
 237         sp = uart_open(argv[1]);
 238         if (sp == INVALID_SERIAL_PORT) {
 239                 printf("ERROR: invalid serial port\n");
 240                 marg.usb_present = 0;
 241                 offline = 1;
 242         } else if (sp == CLAIMED_SERIAL_PORT) {
 243                 printf("ERROR: serial port is claimed by another process\n");
 244                 marg.usb_present = 0;
 245                 offline = 1;
 246         } else {
 247                 marg.usb_present = 1;
 248                 offline = 0;
 249         }
 250
 251         // If the user passed the filename of the 'script' to execute, get it
 252         if (argc > 2 && argv[2]) {
 253                 if (argv[2][0] == 'f' &&  //buzzy, if a word 'flush' passed, flush the output after every log entry.
 254                         argv[2][1] == 'l' &&
 255                         argv[2][2] == 'u' &&
 256                         argv[2][3] == 's' &&
 257                         argv[2][4] == 'h')
 258                 {
 259                         printf("Output will be flushed after every print.\n");
 260                         flushAfterWrite = 1;
 261                 }
 262                 else
 263                 marg.script_cmds_file = argv[2];
 264         }
 265
 266         // create a mutex to avoid interlacing print commands from our different threads
 267         pthread_mutex_init(&print_lock, NULL);
 268
 269         pthread_create(&main_loop_t, NULL, &main_loop, &marg);
 270         InitGraphics(argc, argv);
 271
 272         MainGraphics();
 273
 274         pthread_join(main_loop_t, NULL);
 275
 276 //  if (marg.usb_present == 1) {
 277 //    CloseProxmark();
 278 //  }
 279
 280         // Clean up the port
 281         uart_close(sp);
 282
 283         // clean up mutex
 284         pthread_mutex_destroy(&print_lock);
 285
 286   return 0;
 287 }