tools/brawsocket.cc

   1 ///
   2 /// \file       brawsocket.cc
   3 ///
   4 ///
   5
   6 /*
   7     Copyright (C) 2010, RealVNC Ltd.
   8
   9         Some parts are inspired from bjavaloader.cc
  10
  11     This program is free software; you can redistribute it and/or modify
  12     it under the terms of the GNU General Public License as published by
  13     the Free Software Foundation; either version 2 of the License, or
  14     (at your option) any later version.
  15
  16     This program is distributed in the hope that it will be useful,
  17     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  19
  20     See the GNU General Public License in the COPYING file at the
  21     root directory of this project for more details.
  22 */
  23
  24
  25 #include <barry/barry.h>
  26 #include <iostream>
  27 #include <vector>
  28 #include <string>
  29 #include <cstring>
  30 #include <cstdio>
  31 #include <algorithm>
  32 #include <getopt.h>
  33 #include <fstream>
  34 #include <string.h>
  35 #include <unistd.h>
  36 #include <sys/types.h>
  37
  38 #include "i18n.h"
  39
  40 using namespace std;
  41 using namespace Barry;
  42
  43 #define READ_BUF_SIZE 16384
  44
  45 class StdoutWriter : public Barry::Mode::RawSocketDataCallback
  46 {
  47 public:
  48   StdoutWriter(bool& keepGoing, bool verbose)
  49     : m_continuePtr(&keepGoing)
  50     , m_verbose(verbose)
  51     {
  52     }
  53
  54
  55     void DataReceived(Data& data)
  56     {
  57       if (m_verbose)
  58         {
  59           std::cerr << "From BB: ";
  60           data.DumpHex(std::cerr);
  61           std::cerr << "\n";
  62         }
  63
  64         size_t toWrite = data.GetSize();
  65         size_t written = 0;
  66
  67         while (written < toWrite && *m_continuePtr)
  68         {
  69           ssize_t writtenThisTime = write(STDOUT_FILENO, &(data.GetData()[written]), toWrite - written);
  70             if (m_verbose)
  71                 cerr << "Written " << writtenThisTime << " bytes over stdout\n";
  72             std::fflush(stdout);
  73             if (writtenThisTime < 0)
  74             {
  75                 *m_continuePtr = false;
  76             }
  77             else
  78             {
  79                 written += writtenThisTime;
  80             }
  81         }
  82     }
  83
  84 private:
  85     bool* m_continuePtr;
  86     bool m_verbose;
  87 };
  88
  89 void Usage()
  90 {
  91    int major, minor;
  92    const char *Version = Barry::Version(major, minor);
  93
  94    cerr
  95    << "brawsocket - Command line USB Blackberry raw socket interface\n"
  96    << "        Copyright 2010, RealVNC Ltd.\n"
  97    << "        Using: " << Version << "\n"
  98    << "\n"
  99    << "   -h        This help\n"
 100    << "   -p pin    PIN of device to talk with\n"
 101    << "             If only one device is plugged in, this flag is optional\n"
 102    << "   -P pass   Simplistic method to specify device password\n"
 103    << "   -v        Dump protocol data during operation\n"
 104    << "\n"
 105    << "Usage:\n"
 106    << "brawsocket [options] <socket name>\n"
 107    << endl;
 108 }
 109
 110 int main(int argc, char *argv[])
 111 {
 112         INIT_I18N(PACKAGE);
 113
 114         cout.sync_with_stdio(true);     // leave this on, since libusb uses
 115                                         // stdio for debug messages
 116
 117         try {
 118         uint32_t pin = 0;
 119         bool data_dump = false;
 120         string password;
 121         vector<string> params;
 122         string busname;
 123         string devname;
 124         string iconvCharset;
 125         Usb::EndpointPair epOverride;
 126
 127         // process command line options
 128         for(;;) {
 129                 int cmd = getopt(argc, argv, "hp:P:v");
 130                 if( cmd == -1 )
 131                         break;
 132
 133                 switch( cmd )
 134                 {
 135                 case 'p':       // Blackberry PIN
 136                         pin = strtoul(optarg, NULL, 16);
 137                         break;
 138
 139                 case 'P':       // Device password
 140                         password = optarg;
 141                         break;
 142
 143                 case 'v':       // data dump on
 144                         data_dump = true;
 145                         break;
 146
 147                 case 'h':       // help
 148                 default:
 149                         Usage();
 150                         return 0;
 151                 }
 152         }
 153
 154         argc -= optind;
 155         argv += optind;
 156
 157         if( argc < 1 ) {
 158                 cerr << "Error: Missing raw socket name." << endl;
 159                 Usage();
 160                 return 1;
 161         }
 162
 163         // Fetch command from remaining arguments
 164         string socketName = argv[0];
 165         argc --;
 166         argv ++;
 167
 168         // Put the remaining arguments into an array
 169         for (; argc > 0; argc --, argv ++) {
 170                 params.push_back(string(argv[0]));
 171         }
 172
 173         // Initialize the barry library.  Must be called before
 174         // anything else.
 175         Barry::Init(data_dump);
 176
 177         // Probe the USB bus for Blackberry devices and display.
 178         // If user has specified a PIN, search for it in the
 179         // available device list here as well
 180         Barry::Probe probe;
 181         int activeDevice = probe.FindActive(pin);
 182         if( activeDevice == -1 ) {
 183           cerr << "No device selected, or PIN not found" << endl;
 184           return 1;
 185         }
 186
 187         // Now start to read from cin and get ready to write
 188         // to the BlackBerry.
 189         if (data_dump)
 190             std::cerr << "Connected to device, starting read/write\n";
 191
 192         bool running = true;
 193
 194         // Create the thing which will write onto stdout
 195         StdoutWriter stdoutWriter(running, data_dump);
 196
 197         // Set up the BlackBerry gubbins
 198         // Start a thread to handle any data arriving from
 199         // the BlackBerry.
 200         auto_ptr<SocketRoutingQueue> router;
 201         router.reset(new SocketRoutingQueue);
 202         router->SpinoffSimpleReadThread();
 203
 204         // Create our controller object
 205         Barry::Controller con(probe.Get(activeDevice), *router);
 206         Barry::Mode::RawSocket rawSocket(con, stdoutWriter);
 207
 208         //
 209         // execute each mode that was turned on
 210         //
 211         rawSocket.Open(password.c_str(), socketName.c_str());
 212
 213         // We now have a thread running to read from the
 214         // BB and write over stdout; in this thread we'll
 215         // read from stdin and write to the BB.
 216         unsigned char buf[READ_BUF_SIZE];
 217         while (running)
 218         {
 219           size_t haveRead = read(STDIN_FILENO, buf, READ_BUF_SIZE);
 220             if (haveRead > 0)
 221             {
 222                 Data toWrite(buf, haveRead);
 223                 if(data_dump)
 224                     {
 225                     std::cerr << "Sending " << haveRead << " bytes stdin->USB\n";
 226                     std::cerr << "To BB: ";
 227                     toWrite.DumpHex(std::cerr);
 228                     std::cerr << "\n";
 229                     }
 230                 rawSocket.Send(toWrite);
 231                 if(data_dump)
 232                     std::cerr << "Sent " << haveRead << " bytes stdin->USB\n";
 233             }
 234             else if (haveRead < 0 || !std::cin.good())
 235             {
 236                 running = false;
 237             }
 238         }
 239         }
 240         catch( Usb::Error &ue) {
 241                 std::cerr << "Usb::Error caught: " << ue.what() << endl;
 242                 return 1;
 243         }
 244         catch( Barry::Error &se ) {
 245                 std::cerr << "Barry::Error caught: " << se.what() << endl;
 246                 return 1;
 247         }
 248         catch( std::exception &e ) {
 249                 std::cerr << "std::exception caught: " << e.what() << endl;
 250                 return 1;
 251         }
 252
 253         return 0;
 254 }
 255