src/main.c

   1 /*
   2  *  Copyright (C) 2009 by David Kedves <kedazo@gmail.com>
   3  *
   4  *  rarcrack is a password cracker, it's supports lot of types of archives.
   5  *
   6  *  This file is part of rarcrack.
   7  *
   8  *  Rarcrack is free software: you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation, either version 3 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  Rarcrack is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with rarcrack.  If not, see <http://www.gnu.org/licenses/>.
  20  *
  21  */
  22
  23 #define VERSION "0.3"
  24
  25 #include "rarcrack.h"
  26 #include "state.h"
  27 #include "file.h"
  28
  29 params parameters; /* main parameters */
  30 gint minimum_length = 1;
  31 gboolean just_temp = TRUE;
  32 gboolean list_supported_archives = FALSE;
  33
  34 static GOptionEntry entries[] = {
  35   { "bruteforce", 'b', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_NONE,
  36     &just_temp, "Bruteforce cracking [Default]", NULL },
  37   { "dictionary", 'd', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
  38     &parameters.file_dict, "Dictionary attack (- means from stdin)", "dict" },
  39   { "current", 'c', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
  40     &parameters.current, "Starting password", "firstpass" },
  41   { "type", 't', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
  42     &parameters.file_type, "Archive file type", "type" },
  43   { "list", 'l', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_NONE,
  44     &list_supported_archives, "List of supported archive types", NULL},
  45   { "charset", 's', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
  46     &parameters.charset, "Character set (only on bruteforce)", "set" },
  47   { "minlen", 'm', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_INT,
  48     &minimum_length, "Minimum password length (only on bruteforce)", "X"},
  49   { "threads", 'p', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_INT,
  50     &parameters.threads, "Number of parallel cracking threads", "N" },
  51   { NULL }
  52 };
  53
  54 int main(int argc, char** argv) {
  55     GError *error = NULL;
  56     GOptionContext *context;
  57     /* some GLibrary initialization: */
  58     if (!g_thread_supported ()) g_thread_init (NULL);
  59
  60     parameters.file_dict = NULL;
  61     parameters.current = NULL;
  62     parameters.file_type = NULL;
  63     parameters.charset = NULL;
  64     parameters.threads = 1;
  65
  66     /* print program name and some version info */
  67     g_printf("RarCrack! %s\n\n", VERSION);
  68
  69     context = g_option_context_new("filename - crack archive files");
  70     g_option_context_add_main_entries(context, entries, NULL);
  71     g_option_context_set_description(context,
  72                  "Web:\n  http://rarcrack.sourceforge.net\n\n"
  73                 "Author:\n  David Kedves <kedazo@gmail.com>\n");
  74     if (!g_option_context_parse(context, &argc, &argv, &error)) {
  75         g_print("Error: %s\n", error->message);
  76         return 1; /* exiting with error code 1 */
  77     }
  78
  79     if (list_supported_archives) {
  80         file_packer_list_supported();
  81         return 0;
  82     }
  83
  84     if (argc == 2) { /* we got only one filename */
  85         if (! g_file_test(argv[1], G_FILE_TEST_IS_REGULAR | G_FILE_TEST_EXISTS)) {
  86             g_printf("Error: No such file: '%s'\n\n", argv[1]);
  87             return 1; /* return with error */
  88         }
  89         parameters.file_ext = g_strdup(argv[1]);
  90         parameters.file_status = g_strdup_printf("%s.rcs", argv[1]);
  91         g_printf("Status filename: '%s'\n", parameters.file_status);
  92     } else {
  93         if (argc > 2)
  94             g_printf("Error: Multiple files specified in parameter list.\n"
  95                      "       The program can crack only one file.\n");
  96         else
  97             g_printf("Error: Missing filename!\n");
  98         g_printf("Info: See '%s --help'\n\n", argv[0]);
  99         return 1; /* returning with error */
 100     }
 101
 102     if (parameters.file_type) {
 103         g_printf("Info: forced archive type: %s\n", parameters.file_type);
 104         parameters.file_type_id = file_packer_get_id(parameters.file_type,
 105                                                      FALSE);
 106     } else
 107         parameters.file_type_id = file_identify(parameters.file_ext, FALSE);
 108     switch (parameters.file_type_id) {
 109         case FILE_ERROR:
 110             g_printf("Error: I can't open archive file\n"
 111                      "       Please check the permissions!\n\n");
 112             break;
 113         case FILE_NOTYPE:
 114             if (parameters.file_type)
 115                 g_printf("Error: RarCrack! isn't support this file type!\n\n");
 116             else
 117                 g_printf("Error: RarCrack! can't detect the archive type!\n"
 118                          "Info: If you sure about type, you may try forcing it...\n"
 119                          "      See help (%s --help) for more info!\n\n", argv[0]);
 120             return 1;
 121             break; /* Control never reach this line ...*/
 122         case FILE_NOPACKER: {
 123             gchar* you_need_this;
 124             if (parameters.file_type) {
 125                 you_need_this = file_packer_get_command(
 126                     file_packer_get_id(parameters.file_type, TRUE), TRUE);
 127             } else {
 128                 you_need_this = file_packer_get_command(
 129                     file_identify(parameters.file_ext, TRUE), TRUE);
 130             }
 131             g_printf("Error: RarCrack! can't run '%s' command, please ensure of\n"
 132                      "it is installed and available in you PATH\n\n", you_need_this);
 133             return 1;
 134             }
 135             break;
 136         default:
 137             if (!parameters.file_type) {
 138                 parameters.file_type = file_packer_get_type(
 139                                             parameters.file_type_id);
 140                 g_printf("Info: archive type: '%s'\n",
 141                                             parameters.file_type);
 142             }
 143             break;
 144     }
 145
 146
 147     return 0;
 148 }
 149