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

   1 //-----------------------------------------------------------------------------
   2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
   3 //
   4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   5 // at your option, any later version. See the LICENSE.txt file for the text of
   6 // the license.
   7 //-----------------------------------------------------------------------------
   8 // Main command parser entry point
   9 //-----------------------------------------------------------------------------
  10
  11 #include <stdio.h>
  12 #include <stdlib.h>
  13 #include <unistd.h>
  14 #include <string.h>
  15 #include "sleep.h"
  16 #include "cmdparser.h"
  17 #include "proxmark3.h"
  18 #include "data.h"
  19 #include "usb_cmd.h"
  20 #include "ui.h"
  21 #include "cmdhf.h"
  22 #include "cmddata.h"
  23 #include "cmdhw.h"
  24 #include "cmdlf.h"
  25 #include "cmdmain.h"
  26 #include "util.h"
  27
  28 unsigned int current_command = CMD_UNKNOWN;
  29 unsigned int received_command = CMD_UNKNOWN;
  30 UsbCommand current_response;
  31 UsbCommand current_response_user;
  32
  33 static int CmdHelp(const char *Cmd);
  34 static int CmdQuit(const char *Cmd);
  35
  36 static command_t CommandTable[] =
  37 {
  38   {"help",  CmdHelp,  1, "This help. Use '<command> help' for details of the following commands:\n"},
  39   {"data",  CmdData,  1, "{ Plot window / data buffer manipulation... }"},
  40   {"exit",  CmdQuit,  1, "Exit program"},
  41   {"hf",    CmdHF,    1, "{ HF commands... }"},
  42   {"hw",    CmdHW,    1, "{ Hardware commands... }"},
  43   {"lf",    CmdLF,    1, "{ LF commands... }"},
  44   {"quit",  CmdQuit,  1, "Quit program"},
  45   {NULL, NULL, 0, NULL}
  46 };
  47
  48 int CmdHelp(const char *Cmd)
  49 {
  50   CmdsHelp(CommandTable);
  51   return 0;
  52 }
  53
  54 int CmdQuit(const char *Cmd)
  55 {
  56   exit(0);
  57   return 0;
  58 }
  59
  60 bool WaitForResponseTimeout(uint32_t cmd, UsbCommand* response, size_t ms_timeout) {
  61
  62         // Wait until the command is received
  63   for(size_t i=0; received_command != cmd && i < ms_timeout/10; i++) {
  64                 msleep(10); // XXX ugh
  65     if (i == 200) { // Two seconds elapsed
  66       PrintAndLog("Waiting for a response from the proxmark...");
  67       PrintAndLog("Don't forget to cancel its operation first by pressing on the button");
  68     }
  69         }
  70
  71   // Check if timeout occured
  72   if(received_command != cmd) return false;
  73
  74         // Copy the received response (if supplied)
  75   if (response) {
  76     memcpy(response, &current_response, sizeof(UsbCommand));
  77   }
  78
  79         // Reset the received command
  80   received_command = CMD_UNKNOWN;
  81
  82         return true;
  83 }
  84
  85 bool WaitForResponse(uint32_t cmd, UsbCommand* response) {
  86         return WaitForResponseTimeout(cmd,response,-1);
  87 }
  88
  89 //-----------------------------------------------------------------------------
  90 // Entry point into our code: called whenever the user types a command and
  91 // then presses Enter, which the full command line that they typed.
  92 //-----------------------------------------------------------------------------
  93 void CommandReceived(char *Cmd) {
  94   CmdsParse(CommandTable, Cmd);
  95 }
  96
  97 //-----------------------------------------------------------------------------
  98 // Entry point into our code: called whenever we received a packet over USB
  99 // that we weren't necessarily expecting, for example a debug print.
 100 //-----------------------------------------------------------------------------
 101 void UsbCommandReceived(UsbCommand *UC)
 102 {
 103   /*
 104   //  Debug
 105   printf("UsbCommand length[len=%zd]\n",sizeof(UsbCommand));
 106   printf("  cmd[len=%zd]: %llx\n",sizeof(UC->cmd),UC->cmd);
 107   printf(" arg0[len=%zd]: %llx\n",sizeof(UC->arg[0]),UC->arg[0]);
 108   printf(" arg1[len=%zd]: %llx\n",sizeof(UC->arg[1]),UC->arg[1]);
 109   printf(" arg2[len=%zd]: %llx\n",sizeof(UC->arg[2]),UC->arg[2]);
 110   printf(" data[len=%zd]: %02x%02x%02x...\n",sizeof(UC->d.asBytes),UC->d.asBytes[0],UC->d.asBytes[1],UC->d.asBytes[2]);
 111   */
 112
 113   //    printf("%s(%x) current cmd = %x\n", __FUNCTION__, c->cmd, current_command);
 114   // If we recognize a response, return to avoid further processing
 115   switch(UC->cmd) {
 116       // First check if we are handling a debug message
 117     case CMD_DEBUG_PRINT_STRING: {
 118       char s[USB_CMD_DATA_SIZE+1];
 119       size_t len = MIN(UC->arg[0],USB_CMD_DATA_SIZE);
 120       memcpy(s,UC->d.asBytes,len);
 121       s[len] = 0x00;
 122       PrintAndLog("#db# %s       ", s);
 123       return;
 124     } break;
 125
 126     case CMD_DEBUG_PRINT_INTEGERS: {
 127       PrintAndLog("#db# %08x, %08x, %08x       \r\n", UC->arg[0], UC->arg[1], UC->arg[2]);
 128       return;
 129     } break;
 130
 131     case CMD_MEASURED_ANTENNA_TUNING: {
 132       int peakv, peakf;
 133       int vLf125, vLf134, vHf;
 134       vLf125 = UC->arg[0] & 0xffff;
 135       vLf134 = UC->arg[0] >> 16;
 136       vHf = UC->arg[1] & 0xffff;;
 137       peakf = UC->arg[2] & 0xffff;
 138       peakv = UC->arg[2] >> 16;
 139       PrintAndLog("");
 140       PrintAndLog("# LF antenna: %5.2f V @   125.00 kHz", vLf125/1000.0);
 141       PrintAndLog("# LF antenna: %5.2f V @   134.00 kHz", vLf134/1000.0);
 142       PrintAndLog("# LF optimal: %5.2f V @%9.2f kHz", peakv/1000.0, 12000.0/(peakf+1));
 143       PrintAndLog("# HF antenna: %5.2f V @    13.56 MHz", vHf/1000.0);
 144       if (peakv<2000)
 145         PrintAndLog("# Your LF antenna is unusable.");
 146       else if (peakv<10000)
 147         PrintAndLog("# Your LF antenna is marginal.");
 148       if (vHf<2000)
 149         PrintAndLog("# Your HF antenna is unusable.");
 150       else if (vHf<5000)
 151         PrintAndLog("# Your HF antenna is marginal.");
 152     } break;
 153
 154     case CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K: {
 155 //      printf("received samples: ");
 156 //      print_hex(UC->d.asBytes,512);
 157       sample_buf_len += UC->arg[1];
 158 //      printf("samples: %zd offset: %d\n",sample_buf_len,UC->arg[0]);
 159       memcpy(sample_buf+(UC->arg[0]),UC->d.asBytes,UC->arg[1]);
 160     } break;
 161
 162
 163 //    case CMD_ACK: {
 164 //      PrintAndLog("Receive ACK\n");
 165 //    } break;
 166
 167     default: {
 168       // Maybe it's a response
 169       switch(current_command) {
 170         case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K: {
 171           if (UC->cmd != CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K) {
 172             PrintAndLog("unrecognized command %08x\n", UC->cmd);
 173             break;
 174           }
 175 //          int i;
 176           PrintAndLog("received samples %d\n",UC->arg[0]);
 177           memcpy(sample_buf+UC->arg[0],UC->d.asBytes,48);
 178           sample_buf_len += 48;
 179 //          for(i=0; i<48; i++) sample_buf[i] = UC->d.asBytes[i];
 180           received_command = UC->cmd;
 181         } break;
 182
 183         default: {
 184         } break;
 185       }
 186 //      // Store the last received command
 187 //      memcpy(&current_response, UC, sizeof(UsbCommand));
 188 //      received_command = UC->cmd;
 189     } break;
 190   }
 191   // Store the last received command
 192   memcpy(&current_response, UC, sizeof(UsbCommand));
 193   received_command = UC->cmd;
 194 /*
 195   // Maybe it's a response:
 196   switch(current_command) {
 197     case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K:
 198       if (UC->cmd != CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K) goto unexpected_response;
 199       int i;
 200       for(i=0; i<48; i++) sample_buf[i] = UC->d.asBytes[i];
 201       received_command = UC->cmd;
 202       return;
 203     case CMD_ACQUIRE_RAW_ADC_SAMPLES_125K:
 204     case CMD_DOWNLOADED_SIM_SAMPLES_125K:
 205       if (UC->cmd != CMD_ACK) goto unexpected_response;
 206       // got ACK
 207       received_command = UC->cmd;
 208       return;
 209     default:
 210     unexpected_response:
 211
 212         if(UC->cmd != CMD_ACK)
 213                 PrintAndLog("unrecognized command %08x       \n", UC->cmd);
 214         else
 215                 memcpy(&current_response, UC, sizeof(UsbCommand));
 216         received_command = UC->cmd;
 217   }
 218  */
 219 }