summaryrefslogtreecommitdiff
path: root/src/main.c
blob: 5b3f3970dd007cc75161f4a8679c6d866ee71947 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659

/* Chrysalide - Outil d'analyse de fichiers binaires
 * main.c - fichier d'entrée du programme
 *
 * Copyright (C) 2009-2019 Cyrille Bagard
 *
 *  This file is part of Chrysalide.
 *
 *  Chrysalide is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  Chrysalide is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */


#include <getopt.h>
#include <libgen.h>
#include <limits.h>
#include <locale.h>
#include <malloc.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#ifdef INCLUDE_GTK_SUPPORT
#   include <gtk/gtk.h>
#endif


#include <i18n.h>


#include "gleak.h"
#include "analysis/binary.h"
#include "analysis/loading.h"
#include "analysis/contents/file.h"
#include "analysis/db/auth.h"
#include "core/core.h"
#include "core/global.h"
#include "core/logs.h"
#include "core/params.h"
#include "core/paths.h"
#include "core/queue.h"
#include "glibext/delayed.h"
#ifdef INCLUDE_GTK_SUPPORT
#   include "gui/editor.h"
#   include "gui/core/core.h"
#   include "gui/core/global.h"
#endif
#include "plugins/pglist.h"



/* Affiche des indications quant à l'utilisation du programme. */
static void show_chrysalide_help(const char *);

/* Affiche des indications sur la version courante du programme. */
static void show_chrysalide_version(void);

#ifdef INCLUDE_GTK_SUPPORT

/* Recharge le dernier projet ouvert s'il existe. */
static gboolean load_last_project(GGenConfig *);

#endif

/* Ouvre les éventuels fichiers fournis au démarrage. */
static int open_binaries(char **, int);

/* Sauvegarde le cache des binaires analysés. */
static int save_binary_caches(void);



/******************************************************************************
*                                                                             *
*  Paramètres  : name = nom du programme en question.                         *
*                                                                             *
*  Description : Affiche des indications quant à l'utilisation du programme.  *
*                                                                             *
*  Retour      : -                                                            *
*                                                                             *
*  Remarques   : -                                                            *
*                                                                             *
******************************************************************************/

static void show_chrysalide_help(const char *name)
{
    char *tmp;                              /* Conservation modifiable     */
    char *base;                             /* Version courte du nom       */

    tmp = strdup(name);

    base = basename(tmp);

    printf("\n");

    printf("Usage: %s [--help] [--version]\n", base);
    printf("       %s [args] <filename(s)...>\n", base);

    free(tmp);

    printf("\n");

    printf("\t-h --help\t\tShow this help message.\n");
    printf("\t-v --version\t\tDisplay the program version.\n");

    printf("\n");

    printf("\t-V --verbosity=level\tSet the log level (0 for all messages, %u for none).\n", LMT_COUNT);
    printf("\t-b --batch\t\tExit after processing files.\n");
    printf("\t-s --save\t\tSave disassembly cache after analysis in batch mode (ignored in normal mode).\n");
    printf("\t-p --project=filename\tOpen an existing project or create a new one.\n");

    printf("\n");

}


/******************************************************************************
*                                                                             *
*  Paramètres  : -                                                            *
*                                                                             *
*  Description : Affiche des indications sur la version courante du programme.*
*                                                                             *
*  Retour      : -                                                            *
*                                                                             *
*  Remarques   : -                                                            *
*                                                                             *
******************************************************************************/

static void show_chrysalide_version(void)
{
    char *edir;                             /* Répertoire de base effectif */

    printf("\n");

    printf("-o-  Chrysalide r%u  -o-\n", REVISION);
    printf(_("Last compiled on %s at %s\n"), __DATE__, __TIME__);

    printf("\n");

    edir = get_effective_directory(PIXMAPS_DIR);
    printf(_("Pictures directory: %s\n"), edir);
    free(edir);

    edir = get_effective_directory(THEMES_DIR);
    printf(_("Themes directory: %s\n"), edir);
    free(edir);

    edir = get_effective_directory(PLUGINS_LIB_DIR);
    printf(_("Plugins library directory: %s\n"), edir);
    free(edir);

    edir = get_effective_directory(PLUGINS_DATA_DIR);
    printf(_("Plugins data directory: %s\n"), edir);
    free(edir);

    edir = get_effective_directory(LOCALE_DIR);
    printf(_("Locale directory: %s\n"), edir);
    free(edir);

    printf("\n");

}


/******************************************************************************
*                                                                             *
*  Paramètres  : argc = nombre d'arguments dans la ligne de commande.         *
*                argv = arguments de la ligne de commande.                    *
*                                                                             *
*  Description : Point d'entrée du programme.                                 *
*                                                                             *
*  Retour      : EXIT_SUCCESS si le prgm s'est déroulé sans encombres.        *
*                                                                             *
*  Remarques   : -                                                            *
*                                                                             *
******************************************************************************/

int main(int argc, char **argv)
{
    int result;                             /* Bilan de l'exécution        */
    bool show_help;                         /* Affichage de l'aide ?       */
    bool show_version;                      /* Affichage de la version ?   */
    LogMessageType verbosity;               /* Niveau de filtre de message */
#ifdef INCLUDE_GTK_SUPPORT
    bool batch_mode;                        /* Exécution sans GUI ?        */
#endif
    bool save;                              /* Sauvegarde du cache ?       */
    char *prj_filename;                     /* Chemin vers un projet       */
    int index;                              /* Indice d'argument           */
    int ret;                                /* Bilan d'un appel            */
    char *edir;                             /* Répertoire de base effectif */
    bool status;                            /* Bilan d'opérations          */
#ifdef INCLUDE_GTK_SUPPORT
    GtkWidget *editor;                      /* Fenêtre graphique           */
    GGenConfig *config;                     /* Configuration globale       */
    bool welcome;                           /* Affichage de la bienvenue ? */
#endif
    char resolved[PATH_MAX];                /* Résolution de nom de fichier*/
    GStudyProject *project;                 /* Nouveau projet courant      */

    static struct option long_options[] = {
        { "help",       no_argument,        NULL,   'h' },
        { "version",    no_argument,        NULL,   'v' },
        { "verbosity",  required_argument,  NULL,   'V' },
        { "batch",      no_argument,        NULL,   'b' },
        { "save",       no_argument,        NULL,   's' },
        { "project",    required_argument,  NULL,   'p' },
        { "new-prefix", required_argument,  NULL,   'n' },
        { NULL,         0,                  NULL,   0 }
    };

    result = EXIT_FAILURE;

    /**
     * Initialisation de la bibliothèque et validation des correspondances
     * d'ABI entre la version du moment de la compilation et celle présente
     * sur le système courant.
     */
    LIBXML_TEST_VERSION;

    /* Décodage des options */

    show_help = false;
    show_version = false;

    verbosity = LMT_INFO;
#ifdef INCLUDE_GTK_SUPPORT
    batch_mode = false;
#endif
    save = false;
    prj_filename = NULL;

    while (true)
    {
        ret = getopt_long(argc, argv, "hvV:bsp:", long_options, &index);
        if (ret == -1) break;

        switch (ret)
        {
            case 'h':
                show_help = true;
                break;

            case 'v':
                show_version = true;
                break;

            case 'V':
                verbosity = strtoul(optarg, NULL, 10);
                break;

            case 'b':
#ifdef INCLUDE_GTK_SUPPORT
                batch_mode = true;
#endif
                break;

            case 's':
                save = true;
                break;

            case 'p':
                prj_filename = optarg;
                break;

            case 'n':
                register_new_prefix(optarg);
                break;

        }

    }

    /* Actions de base */

    if (show_help)
    {
        show_chrysalide_help(argv[0]);
        result = EXIT_SUCCESS;
        goto done;
    }

    if (show_version)
    {
        show_chrysalide_version();
        result = EXIT_SUCCESS;
        goto done;
    }

    /* Lancement des choses sérieuses */

    setlocale(LC_ALL, "");
    edir = get_effective_directory(LOCALE_DIR);
    bindtextdomain(PACKAGE, edir);
    free(edir);
    textdomain(PACKAGE);

    /* Initialisation de GTK */
    g_set_prgname("Chrysalide");
#ifdef INCLUDE_GTK_SUPPORT
    gtk_init(&argc, &argv);
#endif

    /* Initialisation du programme */

#ifdef INCLUDE_GTK_SUPPORT
    if (batch_mode)
#endif
        set_batch_mode();

    set_log_verbosity(verbosity);

    if (!load_all_core_components(true))
        goto done;

    /* Création de l'interface */

#ifdef INCLUDE_GTK_SUPPORT

    if (!batch_mode)
    {
        editor = create_editor();
        if (editor == NULL) goto failed_to_load_editor;

        status = load_all_gui_components();
        if (!status) goto failed_to_load_gui_components;

        gtk_widget_show_now(editor);

    }

    /**
     * Pour éviter le message de GCC :
     *
     *    """
     *    warning: ‘editor’ may be used uninitialized in this function [-Wmaybe-uninitialized]
     *    """
     */
    else
        editor = NULL;

#endif

    init_all_plugins(true);

#ifdef INCLUDE_GTK_SUPPORT

    config = get_main_configuration();

    if (!batch_mode)
    {
        status = complete_loading_of_all_gui_components(config);
        if (!status) goto exit_complete_gui;
    }

#endif

    /* Lancement du serveur local */

    status = ensure_internal_connections_setup();

    if (!status)
        goto no_internal_server;

    status = launch_internal_server();

    if (!status)
        goto no_internal_server;

    /* Charge le dernier projet ? */

#ifdef INCLUDE_GTK_SUPPORT

    if (batch_mode)
        welcome = true;
    else
        g_generic_config_get_value(config, MPK_WELCOME_STARTUP, &welcome);

    if (!welcome && prj_filename == NULL)
        g_idle_add((GSourceFunc)load_last_project, config);

    else

#endif

    {
        if (prj_filename != NULL)
        {
            prj_filename = realpath(prj_filename, resolved);

            if (prj_filename == NULL)
                LOG_ERROR_N("realpath");

        }

        if (prj_filename == NULL)
            project = g_study_project_new();

        else
        {
            ret = access(prj_filename, R_OK);

            if (ret == 0)
            {
#ifdef INCLUDE_GTK_SUPPORT
                project = g_study_project_open(prj_filename, !batch_mode);
#else
                project = g_study_project_open(prj_filename, false);
#endif
                if (project == NULL) goto bad_project;
            }

            else
            {
                project = g_study_project_new();

                status = g_study_project_save(project, prj_filename);

                if (!status)
                {
                    g_object_unref(G_OBJECT(project));
                    goto bad_project;
                }

            }

        }

        set_current_project(project);

    }

    /* Exécution du programme */

    result = open_binaries(argv + optind, argc - optind);

#ifdef INCLUDE_GTK_SUPPORT

    if (batch_mode)

#endif

    {
        wait_for_all_global_works();

        if (save && result == EXIT_SUCCESS)
        {
            result = save_binary_caches();
            wait_for_all_global_works();
        }

    }

#ifdef INCLUDE_GTK_SUPPORT

    else
        gtk_main();

#endif

    set_current_project(NULL);

 bad_project:

 no_internal_server:

#ifdef INCLUDE_GTK_SUPPORT
 exit_complete_gui:
#endif

#ifdef TRACK_GOBJECT_LEAKS
    remember_gtypes_for_leaks();
#endif

#ifdef INCLUDE_GTK_SUPPORT

    if (!batch_mode)
        unload_all_gui_components();

 failed_to_load_gui_components:

    if (!batch_mode)
        g_object_unref(G_OBJECT(editor));

 failed_to_load_editor:

#endif

    unload_all_core_components(true);

#ifdef TRACK_GOBJECT_LEAKS
    dump_remaining_gtypes();
#endif

    exit_all_plugins();

 done:

    return result;

}


#ifdef INCLUDE_GTK_SUPPORT


/******************************************************************************
*                                                                             *
*  Paramètres  : cfg = configuration globale sur laquelle s'appuyer.          *
*                                                                             *
*  Description : Recharge le dernier projet ouvert s'il existe.               *
*                                                                             *
*  Retour      : G_SOURCE_REMOVE pour ne pas répéter l'action.                *
*                                                                             *
*  Remarques   : -                                                            *
*                                                                             *
******************************************************************************/

static gboolean load_last_project(GGenConfig *cfg)
{
    const char *filename;                   /* Chemin du dernier projet    */
    GStudyProject *project;                 /* Nouveau projet courant      */

    if (!g_generic_config_get_value(cfg, MPK_LAST_PROJECT, &filename))
        filename = NULL;

    if (filename == NULL) project = g_study_project_new();
    else project = g_study_project_open(filename, !is_batch_mode());

    set_current_project(project);

    return G_SOURCE_REMOVE;

}


#endif


/******************************************************************************
*                                                                             *
*  Paramètres  : files = noms de fichier fournis en ligne de commande.        *
*                count = nombre d'arguments restant à traiter.                *
*                                                                             *
*  Description : Ouvre les éventuels fichiers fournis au démarrage.           *
*                                                                             *
*  Retour      : Bilan de l'opération.                                        *
*                                                                             *
*  Remarques   : -                                                            *
*                                                                             *
******************************************************************************/

static int open_binaries(char **files, int count)
{
    int result;                             /* Bilan à retourner           */
    GStudyProject *project;                 /* Projet courant à compléter  */
    int i;                                  /* Boucle de parcours          */
    GContentAttributes *attribs;            /* Attributs à lier au contenu */
    char *filename;                         /* Chemin d'accès au contenu   */
    GBinContent *content;                   /* Contenu binaire à charger   */

    result = EXIT_SUCCESS;

    project = get_current_project();

    for (i = 0; i < count && result == EXIT_SUCCESS; i++)
    {
        attribs = g_content_attributes_new(files[i], &filename);

        if (filename == NULL)
            content = NULL;
        else
        {
            content = g_file_content_new(filename);
            free(filename);
        }

        if (content != NULL)
        {
            g_binary_content_set_attributes(content, attribs);

            g_study_project_discover_binary_content(project, content, !is_batch_mode(), NULL, NULL);
            g_object_unref(G_OBJECT(content));

        }

        else
            result = EXIT_FAILURE;

        g_object_unref(G_OBJECT(attribs));

    }

    g_object_unref(G_OBJECT(project));

    return result;

}


/******************************************************************************
*                                                                             *
*  Paramètres  : -                                                            *
*                                                                             *
*  Description : Sauvegarde le cache des binaires analysés.                   *
*                                                                             *
*  Retour      : Bilan de l'opération.                                        *
*                                                                             *
*  Remarques   : -                                                            *
*                                                                             *
******************************************************************************/

static int save_binary_caches(void)
{
    int result;                             /* Bilan à retourner           */
    GStudyProject *project;                 /* Projet courant à compléter  */
    GLoadedContent **loaded;                /* Contenus chargés et analysés*/
    size_t count;                           /* Quantité de ces contenus    */
    size_t i;                               /* Boucle de parcours          */
    bool status;                            /* Bilan de lancement          */

    result = EXIT_SUCCESS;

    project = get_current_project();

    loaded = g_study_project_get_contents(project, &count);

    for (i = 0; i < count; i++)
    {
        if (G_IS_LOADED_BINARY(loaded[i]))
        {
            status = g_loaded_binary_save_cache(G_LOADED_BINARY(loaded[i]));
            if (!status) result = EXIT_FAILURE;
        }

        g_object_unref(G_OBJECT(loaded[i]));

    }

    if (loaded != NULL)
        free(loaded);

    g_object_unref(G_OBJECT(project));

    return result;

}