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
  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 #include "cmdparser.h"
  27 #include "cmdhw.h"
  28
  29 // a global mutex to prevent interlaced printing from different threads
  30 pthread_mutex_t print_lock;
  31
  32 static serial_port sp;
  33 static UsbCommand txcmd;
  34 volatile static bool txcmd_pending = false;
  35
  36 void SendCommand(UsbCommand *c) {
  37         #if 0
  38         printf("Sending %d bytes\n", sizeof(UsbCommand));
  39         #endif
  40
  41         if (offline) {
  42                 PrintAndLog("Sending bytes to proxmark failed - offline");
  43                 return;
  44         }
  45         /**
  46         The while-loop below causes hangups at times, when the pm3 unit is unresponsive
  47         or disconnected. The main console thread is alive, but comm thread just spins here.
  48         Not good.../holiman
  49         **/
  50         while(txcmd_pending);
  51
  52         txcmd = *c;
  53         txcmd_pending = true;
  54 }
  55
  56 struct receiver_arg {
  57         int run;
  58 };
  59
  60 struct main_loop_arg {
  61         int usb_present;
  62         char *script_cmds_file;
  63 };
  64
  65 byte_t rx[0x1000000];
  66 byte_t* prx = rx;
  67
  68 // static void showBanner(void){
  69         // printf("██████╗ ███╗   ███╗ ████╗     ...Iceman fork\n");
  70         // printf("██╔══██╗████╗ ████║   ══█║\n");
  71         // printf("██████╔╝██╔████╔██║ ████╔╝\n");
  72         // printf("██╔═══╝ ██║╚██╔╝██║   ══█║    iceman@icesql.net\n");
  73         // printf("██║     ██║ ╚═╝ ██║ ████╔╝ https://github.com/iceman1001/proxmark3\n");
  74         // printf("╚═╝     ╚═╝     ╚═╝ ╚═══╝v1.6.8\n");
  75 // }
  76
  77
  78 static void *uart_receiver(void *targ) {
  79         struct receiver_arg *arg = (struct receiver_arg*)targ;
  80         size_t rxlen;
  81         size_t cmd_count;
  82
  83         while (arg->run) {
  84
  85                 rxlen = sizeof(UsbCommand);
  86
  87                 if (uart_receive(sp, prx, &rxlen)) {
  88                         prx += rxlen;
  89                         if (((prx-rx) % sizeof(UsbCommand)) != 0)
  90                                 continue;
  91
  92                         cmd_count = (prx-rx) / sizeof(UsbCommand);
  93
  94                         for (size_t i = 0; i < cmd_count; i++)
  95                                 UsbCommandReceived((UsbCommand*)( rx + ( i * sizeof(UsbCommand))));
  96
  97                 }
  98                 prx = rx;
  99
 100                 if (txcmd_pending) {
 101                         bool res = uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand));
 102                         if (!res) {
 103                                 PrintAndLog("Sending bytes to proxmark failed");
 104                         }
 105                         txcmd_pending = false;
 106                 }
 107         }
 108         pthread_exit(NULL);
 109         return NULL;
 110 }
 111
 112 static void *main_loop(void *targ) {
 113         struct main_loop_arg *arg = (struct main_loop_arg*)targ;
 114         struct receiver_arg rarg;
 115         char *cmd = NULL;
 116         pthread_t reader_thread;
 117
 118         if (arg->usb_present == 1) {
 119                 rarg.run = 1;
 120                 pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
 121                 // cache Version information now:
 122                 CmdVersion(NULL);
 123         }
 124
 125         FILE *script_file = NULL;
 126         char script_cmd_buf[256] = {0x00};  // iceman, needs lua script the same file_path_buffer as the rest
 127
 128         if (arg->script_cmds_file) {
 129                 script_file = fopen(arg->script_cmds_file, "r");
 130
 131                 if (script_file)
 132                         printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
 133         }
 134
 135         read_history(".history");
 136
 137         while(1)  {
 138
 139                 // If there is a script file
 140                 if (script_file) {
 141
 142                         if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) {
 143                                 fclose(script_file);
 144                                 script_file = NULL;
 145                         } else {
 146                                 char *nl;
 147                                 nl = strrchr(script_cmd_buf, '\r');
 148                                 if (nl)
 149                                         *nl = '\0';
 150
 151                                 nl = strrchr(script_cmd_buf, '\n');
 152
 153                                 if (nl)
 154                                         *nl = '\0';
 155
 156                                 int newlen = strlen(script_cmd_buf);
 157                                 if ((cmd = (char*) malloc( newlen + 1)) != NULL) {
 158                                         memset(cmd, 0x00, newlen);
 159                                         strcpy(cmd, script_cmd_buf);
 160                                         printf("%s\n", cmd);
 161                                 }
 162                         }
 163                 } else {
 164                         cmd = readline(PROXPROMPT);
 165                 }
 166
 167                 // this one should pick up all non-null cmd...
 168                 // why is there a
 169                 if (cmd) {
 170                         if (strlen(cmd) > 0) {
 171                                 while(cmd[strlen(cmd) - 1] == ' ')
 172                                         cmd[strlen(cmd) - 1] = 0x00;
 173                         }
 174
 175                         if (cmd[0] != 0x00) {
 176                                 int ret = CommandReceived(cmd);
 177                                 add_history(cmd);
 178
 179                                 // exit or quit
 180                                 if (ret == 99)
 181                                         break;
 182                         }
 183                         free(cmd);
 184                         cmd = 0;
 185                 } else {
 186                         printf("\n");
 187                         break;
 188                 }
 189         }
 190
 191         if (script_file) {
 192                 fclose(script_file);
 193                 script_file = NULL;
 194         }
 195
 196         write_history(".history");
 197
 198         free(cmd);
 199         cmd = 0;
 200
 201         if (arg->usb_present == 1) {
 202                 rarg.run = 0;
 203                 pthread_join(reader_thread, NULL);
 204         }
 205
 206         ExitGraphics();
 207         pthread_exit(NULL);
 208         return NULL;
 209 }
 210
 211 static void dumpAllHelp(int markdown)
 212 {
 213         printf("\n%sProxmark3 command dump%s\n\n",markdown?"# ":"",markdown?"":"\n======================");
 214         printf("Some commands are available only if a Proxmark is actually connected.%s\n",markdown?"  ":"");
 215         printf("Check column \"offline\" for their availability.\n");
 216         printf("\n");
 217         command_t *cmds = getTopLevelCommandTable();
 218         dumpCommandsRecursive(cmds, markdown);
 219 }
 220
 221 int main(int argc, char* argv[]) {
 222         srand(time(0));
 223
 224         if (argc < 2) {
 225                 printf("syntax: %s <port>\n\n",argv[0]);
 226                 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
 227                 printf("help:   %s -h\n\n", argv[0]);
 228                 printf("\tDump all interactive help at once\n");
 229                 printf("markdown:   %s -m\n\n", argv[0]);
 230                 printf("\tDump all interactive help at once in markdown syntax\n");
 231                 return 1;
 232         }
 233         if (strcmp(argv[1], "-h") == 0) {
 234                 printf("syntax: %s <port>\n\n",argv[0]);
 235                 printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
 236                 dumpAllHelp(0);
 237                 return 0;
 238         }
 239         if (strcmp(argv[1], "-m") == 0) {
 240                 dumpAllHelp(1);
 241                 return 0;
 242         }
 243         // Make sure to initialize
 244         struct main_loop_arg marg = {
 245                 .usb_present = 0,
 246                 .script_cmds_file = NULL
 247         };
 248
 249         pthread_t main_loop_threat;
 250
 251         sp = uart_open(argv[1]);
 252         if (sp == INVALID_SERIAL_PORT) {
 253                 printf("ERROR: invalid serial port\n");
 254                 marg.usb_present = 0;
 255                 offline = 1;
 256         } else if (sp == CLAIMED_SERIAL_PORT) {
 257                 printf("ERROR: serial port is claimed by another process\n");
 258                 marg.usb_present = 0;
 259                 offline = 1;
 260         } else {
 261                 marg.usb_present = 1;
 262                 offline = 0;
 263         }
 264
 265         // If the user passed the filename of the 'script' to execute, get it
 266         if (argc > 2 && argv[2]) {
 267                 if (argv[2][0] == 'f' &&  //buzzy, if a word 'flush' passed, flush the output after every log entry.
 268                         argv[2][1] == 'l' &&
 269                         argv[2][2] == 'u' &&
 270                         argv[2][3] == 's' &&
 271                         argv[2][4] == 'h')
 272                 {
 273                         printf("Output will be flushed after every print.\n");
 274                         flushAfterWrite = 1;
 275                 }
 276                 else {
 277                         marg.script_cmds_file = argv[2];
 278                 }
 279         }
 280
 281         // create a mutex to avoid interlacing print commands from our different threads
 282         pthread_mutex_init(&print_lock, NULL);
 283
 284         pthread_create(&main_loop_threat, NULL, &main_loop, &marg);
 285         InitGraphics(argc, argv);
 286
 287         MainGraphics();
 288
 289         pthread_join(main_loop_threat, NULL);
 290
 291         // Clean up the port
 292         if (offline == 0)
 293                 uart_close(sp);
 294
 295         // clean up mutex
 296         pthread_mutex_destroy(&print_lock);
 297
 298         exit(0);
 299 }