src/upkg.c

   1 /*
   2  *  upkg: tool for manipulating Unreal Tournament packages.
   3  *  Copyright (C) 2009 Nick Bowler
   4  *
   5  *  This program is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #include <config.h>
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <getopt.h>
  23
  24 #include <glib-object.h>
  25
  26 #include "upkg.h"
  27 #include <uobject/uobject.h>
  28 #include <uobject/exportable.h>
  29 #include <uobject/loadable.h>
  30 #include <uobject/module.h>
  31
  32 enum {
  33         MODE_INFO,
  34         MODE_EXPORT,
  35         MODE_MAX
  36 };
  37
  38 int verbose = 0;
  39
  40 static const char *progname = "upkg";
  41 static const char *sopts = "ixvVH";
  42 static const struct option lopts[] = {
  43         { "info",     0, NULL, 'i' },
  44         { "export",   0, NULL, 'x' },
  45         { "verbose",  0, NULL, 'v' },
  46         { "version",  0, NULL, 'V' },
  47         { "help",     0, NULL, 'H' },
  48         { 0 }
  49 };
  50
  51 void print_version(void)
  52 {
  53         printf("%s\n", PACKAGE_STRING);
  54         puts("\
  55 Copyright (C) 2009 Nick Bowler.\n\
  56 This is free software: you are free to change and redistribute it.\n\
  57 There is NO WARRANTY, to the extent permitted by law."
  58         );
  59 }
  60
  61 void print_usage(FILE *f)
  62 {
  63         fprintf(f, "Usage: %s [options] package\n", progname);
  64 }
  65
  66 void print_help(void)
  67 {
  68         print_usage(stdout);
  69         puts("Detailed help coming soon.  Until then, I'll just list my options.");
  70         for (unsigned i = 0; lopts[i].name; i++) {
  71                 const struct option *o = &lopts[i];
  72                 printf("\t--%s", o->name);
  73
  74                 if (o->has_arg == 1) {
  75                         printf("=val");
  76                 } else if (o->has_arg == 2) {
  77                         printf("[=val]");
  78                 }
  79
  80                 printf(" (-%c)\n", o->val);
  81         }
  82 }
  83
  84 static void print_upkg_flags(const char *prefix, unsigned long flags)
  85 {
  86         if (flags & UPKG_FLAG_ALLOW_DOWNLOAD)
  87                 printf("%sAllowDownload\n", prefix);
  88         if (flags & UPKG_FLAG_CLIENT_OPTIONAL)
  89                 printf("%sClientOptional\n", prefix);
  90         if (flags & UPKG_FLAG_SERVER_ONLY)
  91                 printf("%sServerOnly\n", prefix);
  92         if (flags & UPKG_FLAG_BROKEN_LINKS)
  93                 printf("%sBrokenLinks\n", prefix);
  94         if (flags & UPKG_FLAG_INSECURE)
  95                 printf("%sInsecure\n", prefix);
  96         if (flags & UPKG_FLAG_REQUIRED)
  97                 printf("%sRequired\n", prefix);
  98 }
  99
 100 static void print_upkg_object_flags(const char *prefix, unsigned long flags)
 101 {
 102         if (flags & UPKG_OBJ_FLAG_TRANSACTIONAL)
 103                 printf("%sTransactional\n", prefix);
 104         if (flags & UPKG_OBJ_FLAG_UNREACHABLE)
 105                 printf("%sUnreachable\n", prefix);
 106         if (flags & UPKG_OBJ_FLAG_PUBLIC)
 107                 printf("%sPublic\n", prefix);
 108         if (flags & UPKG_OBJ_FLAG_TAG_IMPORT)
 109                 printf("%sImport\n", prefix);
 110         if (flags & UPKG_OBJ_FLAG_TAG_EXPORT)
 111                 printf("%sTagExport\n", prefix);
 112         if (flags & UPKG_OBJ_FLAG_SOURCE_MODIFIED)
 113                 printf("%sSourceModified\n", prefix);
 114         if (flags & UPKG_OBJ_FLAG_TAG_GARBAGE)
 115                 printf("%sTagGarbage\n", prefix);
 116         if (flags & UPKG_OBJ_FLAG_NEED_LOAD)
 117                 printf("%sNeedLoad\n", prefix);
 118         if (flags & UPKG_OBJ_FLAG_HIGHLIGHT_NAME)
 119                 printf("%sHighlightName\n", prefix);
 120         if (flags & UPKG_OBJ_FLAG_IN_SINGULAR_FUNC)
 121                 printf("%sInSingularFunc\n", prefix);
 122         if (flags & UPKG_OBJ_FLAG_SUPPRESSED)
 123                 printf("%sSuppressed\n", prefix);
 124         if (flags & UPKG_OBJ_FLAG_IN_END_STATE)
 125                 printf("%sInEndState\n", prefix);
 126         if (flags & UPKG_OBJ_FLAG_TRANSIENT)
 127                 printf("%sTransient\n", prefix);
 128         if (flags & UPKG_OBJ_FLAG_PRELOADING)
 129                 printf("%sPreloading\n", prefix);
 130         if (flags & UPKG_OBJ_FLAG_LOAD_FOR_CLIENT)
 131                 printf("%sLoadForClient\n", prefix);
 132         if (flags & UPKG_OBJ_FLAG_LOAD_FOR_SERVER)
 133                 printf("%sLoadForServer\n", prefix);
 134         if (flags & UPKG_OBJ_FLAG_LOAD_FOR_EDIT)
 135                 printf("%sLoadForEdit\n", prefix);
 136         if (flags & UPKG_OBJ_FLAG_STANDALONE)
 137                 printf("%sStandalone\n", prefix);
 138         if (flags & UPKG_OBJ_FLAG_NOT_FOR_CLIENT)
 139                 printf("%sNotForClient\n", prefix);
 140         if (flags & UPKG_OBJ_FLAG_NOT_FOR_SERVER)
 141                 printf("%sNotForServer\n", prefix);
 142         if (flags & UPKG_OBJ_FLAG_NOT_FOR_EDIT)
 143                 printf("%sNotForEdit\n", prefix);
 144         if (flags & UPKG_OBJ_FLAG_DESTROYED)
 145                 printf("%sDestroyed\n", prefix);
 146         if (flags & UPKG_OBJ_FLAG_NEED_POST_LOAD)
 147                 printf("%sNeedPostLoad\n", prefix);
 148         if (flags & UPKG_OBJ_FLAG_HAS_STACK)
 149                 printf("%sHasStack\n", prefix);
 150         if (flags & UPKG_OBJ_FLAG_NATIVE)
 151                 printf("%sNative\n", prefix);
 152         if (flags & UPKG_OBJ_FLAG_MARKED)
 153                 printf("%sMarked\n", prefix);
 154         if (flags & UPKG_OBJ_FLAG_ERROR_SHUTDOWN)
 155                 printf("%sErrorShutdown\n", prefix);
 156         if (flags & UPKG_OBJ_FLAG_DEBUG_POST_LOAD)
 157                 printf("%sDebugPostLoad\n", prefix);
 158         if (flags & UPKG_OBJ_FLAG_DEBUG_SERIALIZE)
 159                 printf("%sDebugSerialize\n", prefix);
 160         if (flags & UPKG_OBJ_FLAG_DEBUG_DESTROY)
 161                 printf("%sDebugDestroy\n", prefix);
 162 }
 163
 164 void print_guid(unsigned char guid[static 16])
 165 {
 166         for (unsigned i = 0; i < 16; i++) {
 167                 printf("%02hhx", guid[i]);
 168                 if (i == 15)
 169                         putchar('\n');
 170                 else
 171                         putchar(' ');
 172         }
 173 }
 174
 175 void print_upkg_exports(struct upkg *pkg)
 176 {
 177         for (unsigned i = 0; i < pkg->export_count; i++) {
 178                 const char *name, *package, *class;
 179
 180                 name  = upkg_export_name(pkg, i);
 181                 class = upkg_export_class(pkg, i, &package);
 182
 183                 if (!name || !class)
 184                         continue;
 185
 186                 printf("%u - %s (%s.%s)\n", i+1, name, package, class);
 187                 printf("  Flags: %lx\n", upkg_export_flags(pkg, i));
 188                 print_upkg_object_flags("    ", upkg_export_flags(pkg, i));
 189         }
 190 }
 191
 192 int package_info(struct upkg *pkg)
 193 {
 194         printf("Version: %u\n",  pkg->version);
 195         printf("License: %u\n",  pkg->license);
 196         printf("GUID: ");
 197         print_guid(pkg->guid);
 198
 199         printf("Flags:   %lx\n", pkg->flags);
 200         if (verbose >= 1) {
 201                 print_upkg_flags("        ", pkg->flags);
 202         }
 203
 204         if (verbose >= 1) {
 205                 printf("Names:   %lu\n", pkg->name_count);
 206                 if (verbose >= 2) {
 207                         for (unsigned long i = 0; i < pkg->name_count; i++) {
 208                                 printf("\t%s\n", upkg_get_name(pkg, i));
 209                         }
 210                 }
 211         }
 212
 213         printf("Exports: %lu\n", pkg->export_count);
 214         if (verbose >= 1) print_upkg_exports(pkg);
 215         printf("Imports: %lu\n", pkg->import_count);
 216
 217         return EXIT_SUCCESS;
 218 }
 219
 220 static int export(struct upkg *pkg, GObject *obj, unsigned idx)
 221 {
 222         char name[256];
 223         FILE *of;
 224
 225         if (u_object_deserialize(obj, pkg, idx) != 0) {
 226                 return -1;
 227         }
 228
 229         if (U_OBJECT_IS_LOADABLE(obj) && u_object_load(obj) != 0) {
 230                 return -1;
 231         }
 232
 233         u_object_export_name(obj, name, sizeof name);
 234
 235         printf("exporting %s to %s\n", upkg_export_name(pkg, idx), name);
 236         of = fopen(name, "wb");
 237         if (!of) {
 238                 perror(name);
 239                 return -1;
 240         }
 241
 242         u_object_export(obj, of);
 243
 244         if (fclose(of) != 0) {
 245                 perror(name);
 246                 return -1;
 247         }
 248
 249         if (U_OBJECT_IS_LOADABLE(obj)) {
 250                 u_object_unload(obj);
 251         }
 252
 253         return 0;
 254 }
 255
 256 int package_export(struct upkg *pkg)
 257 {
 258         const char *class, *package;
 259         GObject *obj;
 260         GType type;
 261         int rc = EXIT_SUCCESS;
 262
 263         for (unsigned i = 0; i < pkg->export_count; i++) {
 264                 class = upkg_export_class(pkg, i, &package);
 265                 if (!class) {
 266                         fprintf(stderr, "error getting class information.\n");
 267                         return EXIT_FAILURE;
 268                 }
 269
 270                 type = u_object_module_get_class(package, class);
 271                 if (!type) continue;
 272
 273                 obj = g_object_new(type, NULL);
 274                 if (U_OBJECT_IS_EXPORTABLE(obj)) {
 275                         if (export(pkg, obj, i) != 0) {
 276                                 rc = EXIT_FAILURE;
 277                         }
 278                 }
 279                 g_object_unref(obj);
 280         }
 281
 282         return rc;
 283 }
 284
 285 int main(int argc, char **argv)
 286 {
 287         struct upkg *pkg;
 288         unsigned mode = MODE_INFO;
 289         int opt, rc = EXIT_FAILURE;
 290
 291         if (argc > 0) progname = argv[0];
 292
 293         while ((opt = getopt_long(argc, argv, sopts, lopts, NULL)) != -1) {
 294                 switch (opt) {
 295                 case 'i':
 296                         mode = MODE_INFO;
 297                         break;
 298                 case 'x':
 299                         mode = MODE_EXPORT;
 300                         break;
 301                 case 'v':
 302                         verbose++;
 303                         break;
 304                 case 'V':
 305                         print_version();
 306                         return EXIT_SUCCESS;
 307                 case 'H':
 308                         print_help();
 309                         return EXIT_SUCCESS;
 310                 default:
 311                         print_usage(stderr);
 312                         return EXIT_FAILURE;
 313                 }
 314         }
 315
 316         if (argv[optind] == NULL) {
 317                 print_usage(stderr);
 318                 return EXIT_FAILURE;
 319         }
 320
 321         if (u_object_module_init() != 0)
 322                 return EXIT_FAILURE;
 323
 324         pkg = upkg_fopen(argv[optind]);
 325         if (!pkg) {
 326                 fprintf(stderr, "failed to open package!\n");
 327                 return EXIT_FAILURE;
 328         }
 329
 330         switch (mode) {
 331         case MODE_INFO:
 332                 rc = package_info(pkg);
 333                 break;
 334         case MODE_EXPORT:
 335                 rc = package_export(pkg);
 336                 break;
 337         }
 338
 339         upkg_close(pkg);
 340         u_object_module_exit();
 341         return rc;
 342 }