frontend/main.c

   1 /*
   2  * (C) notaz, 2010-2011
   3  *
   4  * This work is licensed under the terms of the GNU GPLv2 or later.
   5  * See the COPYING file in the top-level directory.
   6  */
   7
   8 #include <stdio.h>
   9 #include <string.h>
  10 #include <stdarg.h>
  11 #include <dlfcn.h>
  12 #include <sys/stat.h>
  13 #include <sys/types.h>
  14 #include <unistd.h>
  15 #include <signal.h>
  16 #include <time.h>
  17
  18 #include "main.h"
  19 #include "plugin.h"
  20 #include "plugin_lib.h"
  21 #include "pcnt.h"
  22 #include "menu.h"
  23 #include "../libpcsxcore/misc.h"
  24 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
  25 #include "../plugins/cdrcimg/cdrcimg.h"
  26 #include "common/plat.h"
  27 #include "common/input.h"
  28 #include "common/readpng.h"
  29
  30 int ready_to_go;
  31 unsigned long gpuDisp;
  32 char cfgfile_basename[MAXPATHLEN];
  33 static char *(*real_getenv)(const char *name);
  34 int state_slot;
  35 enum sched_action emu_action, emu_action_old;
  36 char hud_msg[64];
  37 int hud_new_msg;
  38
  39 static void make_path(char *buf, size_t size, const char *dir, const char *fname)
  40 {
  41         if (fname)
  42                 snprintf(buf, size, ".%s%s", dir, fname);
  43         else
  44                 snprintf(buf, size, ".%s", dir);
  45 }
  46 #define MAKE_PATH(buf, dir, fname) \
  47         make_path(buf, sizeof(buf), dir, fname)
  48
  49 static void create_profile_dir(const char *directory) {
  50         char path[MAXPATHLEN];
  51
  52         MAKE_PATH(path, directory, NULL);
  53         mkdir(path, S_IRWXU | S_IRWXG);
  54 }
  55
  56 static void CheckSubDir() {
  57         // make sure that ~/.pcsx exists
  58         create_profile_dir(PCSX_DOT_DIR);
  59
  60         create_profile_dir(BIOS_DIR);
  61         create_profile_dir(MEMCARD_DIR);
  62         create_profile_dir(STATES_DIR);
  63         create_profile_dir(PLUGINS_DIR);
  64         create_profile_dir(PLUGINS_CFG_DIR);
  65         create_profile_dir(CHEATS_DIR);
  66         create_profile_dir(PATCHES_DIR);
  67         create_profile_dir(PCSX_DOT_DIR "cfg");
  68         create_profile_dir("/screenshots/");
  69 }
  70
  71 static int get_gameid_filename(char *buf, int size, const char *fmt, int i) {
  72         char trimlabel[33];
  73         int j;
  74
  75         strncpy(trimlabel, CdromLabel, 32);
  76         trimlabel[32] = 0;
  77         for (j = 31; j >= 0; j--)
  78                 if (trimlabel[j] == ' ')
  79                         trimlabel[j] = 0;
  80                 else
  81                         continue;
  82
  83         snprintf(buf, size, fmt, trimlabel, CdromId, i);
  84
  85         return 0;
  86 }
  87
  88 void set_cd_image(const char *fname)
  89 {
  90         const char *ext = NULL;
  91
  92         if (fname != NULL)
  93                 ext = strrchr(fname, '.');
  94
  95         if (ext && (
  96             strcasecmp(ext, ".z") == 0 || strcasecmp(ext, ".bz") == 0 ||
  97             strcasecmp(ext, ".znx") == 0 /*|| strcasecmp(ext, ".pbp") == 0*/)) {
  98                 SetIsoFile(NULL);
  99                 cdrcimg_set_fname(fname);
 100                 strcpy(Config.Cdr, "builtin_cdrcimg");
 101         } else {
 102                 SetIsoFile(fname);
 103                 strcpy(Config.Cdr, "builtin_cdr");
 104         }
 105 }
 106
 107 static void set_default_paths(void)
 108 {
 109         MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
 110         MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
 111         strcpy(Config.BiosDir, "bios");
 112
 113         strcpy(Config.PluginsDir, "plugins");
 114         strcpy(Config.Gpu, "builtin_gpu");
 115         strcpy(Config.Spu, "builtin_spu");
 116         strcpy(Config.Cdr, "builtin_cdr");
 117         strcpy(Config.Pad1, "builtin_pad");
 118         strcpy(Config.Pad2, "builtin_pad");
 119         strcpy(Config.Net, "Disabled");
 120         Config.PsxAuto = 1;
 121
 122         snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
 123 }
 124
 125 static void check_memcards(void)
 126 {
 127         char buf[MAXPATHLEN];
 128         FILE *f;
 129         int i;
 130
 131         for (i = 1; i <= 9; i++) {
 132                 snprintf(buf, sizeof(buf), ".%scard%d.mcd", MEMCARD_DIR, i);
 133
 134                 f = fopen(buf, "rb");
 135                 if (f == NULL) {
 136                         printf("Creating memcard: %s\n", buf);
 137                         CreateMcd(buf);
 138                 }
 139                 else
 140                         fclose(f);
 141         }
 142 }
 143
 144 void do_emu_action(void)
 145 {
 146         char buf[MAXPATHLEN];
 147         int ret;
 148
 149         emu_action_old = emu_action;
 150
 151         switch (emu_action) {
 152         case SACTION_ENTER_MENU:
 153                 menu_loop();
 154                 return;
 155         case SACTION_LOAD_STATE:
 156                 ret = emu_load_state(state_slot);
 157                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
 158                 break;
 159         case SACTION_SAVE_STATE:
 160                 ret = emu_save_state(state_slot);
 161                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
 162                 break;
 163         case SACTION_NEXT_SSLOT:
 164                 state_slot++;
 165                 if (state_slot > 9)
 166                         state_slot = 0;
 167                 goto do_state_slot;
 168         case SACTION_PREV_SSLOT:
 169                 state_slot--;
 170                 if (state_slot < 0)
 171                         state_slot = 9;
 172                 goto do_state_slot;
 173         case SACTION_TOGGLE_FSKIP:
 174                 pl_rearmed_cbs.fskip_advice = 0;
 175                 pl_rearmed_cbs.frameskip++;
 176                 if (pl_rearmed_cbs.frameskip > 1)
 177                         pl_rearmed_cbs.frameskip = -1;
 178                 snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP: %s",
 179                         pl_rearmed_cbs.frameskip == -1 ? "AUTO" :
 180                         pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
 181                 plugin_call_rearmed_cbs();
 182                 break;
 183         case SACTION_SCREENSHOT:
 184                 {
 185                         void *scrbuf;
 186                         int w, h, bpp;
 187                         time_t t = time(NULL);
 188                         struct tm *tb = localtime(&t);
 189                         int ti = tb->tm_yday * 1000000 + tb->tm_hour * 10000 +
 190                                 tb->tm_min * 100 + tb->tm_sec;
 191
 192                         scrbuf = pl_prepare_screenshot(&w, &h, &bpp);
 193                         get_gameid_filename(buf, sizeof(buf),
 194                                 "screenshots/%.32s-%.9s.%d.png", ti);
 195                         ret = -1;
 196                         if (scrbuf != 0 && bpp == 16)
 197                                 ret = writepng(buf, scrbuf, w, h);
 198                         if (ret == 0)
 199                                 snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
 200                         break;
 201                 }
 202         default:
 203                 return;
 204         }
 205         hud_new_msg = 3;
 206         return;
 207
 208 do_state_slot:
 209         snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
 210                 emu_check_state(state_slot) == 0 ? "USED" : "FREE");
 211         hud_new_msg = 3;
 212         printf("* %s\n", hud_msg);
 213 }
 214
 215 int main(int argc, char *argv[])
 216 {
 217         void *tmp;
 218
 219         tmp = dlopen("/lib/libdl.so.2", RTLD_LAZY);
 220         if (tmp == NULL)
 221                 tmp = dlopen("/lib32/libdl.so.2", RTLD_LAZY);
 222         if (tmp != NULL)
 223                 real_getenv = dlsym(tmp, "getenv");
 224         if (real_getenv == NULL) {
 225                 fprintf(stderr, "%s\n", dlerror());
 226                 return 1;
 227         }
 228         dlclose(tmp);
 229
 230         // what is the name of the config file?
 231         // it may be redefined by -cfg on the command line
 232         strcpy(cfgfile_basename, "pcsx.cfg");
 233
 234         emuLog = stdout;
 235         SetIsoFile(NULL);
 236
 237         memset(&Config, 0, sizeof(Config));
 238
 239         CheckSubDir();
 240         set_default_paths();
 241         check_memcards();
 242         strcpy(Config.Bios, "HLE");
 243
 244 #ifdef MAEMO
 245         extern int maemo_main(int argc, char **argv);
 246         return maemo_main(argc, argv);
 247 #else
 248         char file[MAXPATHLEN] = "";
 249         char path[MAXPATHLEN];
 250         const char *cdfile = NULL;
 251         const char *loadst_f = NULL;
 252         int psxout = 0;
 253         int loadst = 0;
 254         int i;
 255
 256         // read command line options
 257         for (i = 1; i < argc; i++) {
 258                      if (!strcmp(argv[i], "-psxout")) psxout = 1;
 259                 else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
 260                 else if (!strcmp(argv[i], "-cfg")) {
 261                         if (i+1 >= argc) break;
 262                         strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);   /* TODO buffer overruns */
 263                         printf("Using config file %s.\n", cfgfile_basename);
 264                 }
 265                 else if (!strcmp(argv[i], "-cdfile")) {
 266                         char isofilename[MAXPATHLEN];
 267
 268                         if (i+1 >= argc) break;
 269                         strncpy(isofilename, argv[++i], MAXPATHLEN);
 270                         if (isofilename[0] != '/') {
 271                                 getcwd(path, MAXPATHLEN);
 272                                 if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
 273                                         strcat(path, "/");
 274                                         strcat(path, isofilename);
 275                                         strcpy(isofilename, path);
 276                                 } else
 277                                         isofilename[0] = 0;
 278                         }
 279
 280                         cdfile = isofilename;
 281                 }
 282                 else if (!strcmp(argv[i], "-loadf")) {
 283                         if (i+1 >= argc) break;
 284                         loadst_f = argv[++i];
 285                 }
 286                 else if (!strcmp(argv[i], "-h") ||
 287                          !strcmp(argv[i], "-help") ||
 288                          !strcmp(argv[i], "--help")) {
 289                          printf(PACKAGE_NAME " " PACKAGE_VERSION "\n");
 290                          printf("%s\n", _(
 291                                                         " pcsx [options] [file]\n"
 292                                                         "\toptions:\n"
 293                                                         "\t-cdfile FILE\tRuns a CD image file\n"
 294                                                         "\t-nogui\t\tDon't open the GTK GUI\n"
 295                                                         "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
 296                                                         "\t-psxout\t\tEnable PSX output\n"
 297                                                         "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
 298                                                         "\t-h -help\tDisplay this message\n"
 299                                                         "\tfile\t\tLoads file\n"));
 300                          return 0;
 301                 } else {
 302                         strncpy(file, argv[i], MAXPATHLEN);
 303                         if (file[0] != '/') {
 304                                 getcwd(path, MAXPATHLEN);
 305                                 if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
 306                                         strcat(path, "/");
 307                                         strcat(path, file);
 308                                         strcpy(file, path);
 309                                 } else
 310                                         file[0] = 0;
 311                         }
 312                 }
 313         }
 314
 315         if (cdfile)
 316                 set_cd_image(cdfile);
 317
 318         if (SysInit() == -1)
 319                 return 1;
 320
 321         // frontend stuff
 322         in_init();
 323         //in_probe();
 324         plat_init();
 325         menu_init(); // loads config
 326         pl_init();
 327
 328         if (psxout)
 329                 Config.PsxOut = 1;
 330
 331         if (LoadPlugins() == -1) {
 332                 // FIXME: this recovery doesn't work, just delete bad config and bail out
 333                 // SysMessage("could not load plugins, retrying with defaults\n");
 334                 set_default_paths();
 335                 snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
 336                 remove(path);
 337                 SysMessage("Failed loading plugins!");
 338                 return 1;
 339         }
 340         pcnt_hook_plugins();
 341
 342         if (OpenPlugins() == -1) {
 343                 return 1;
 344         }
 345         plugin_call_rearmed_cbs();
 346
 347         CheckCdrom();
 348         SysReset();
 349
 350         if (file[0] != '\0') {
 351                 if (Load(file) != -1)
 352                         ready_to_go = 1;
 353         } else {
 354                 if (cdfile) {
 355                         if (LoadCdrom() == -1) {
 356                                 ClosePlugins();
 357                                 printf(_("Could not load CD-ROM!\n"));
 358                                 return -1;
 359                         }
 360                         ready_to_go = 1;
 361                 }
 362         }
 363
 364         if (ready_to_go) {
 365                 menu_prepare_emu();
 366
 367                 // If a state has been specified, then load that
 368                 if (loadst) {
 369                         int ret = emu_load_state(loadst - 1);
 370                         printf("%s state %d\n", ret ? "failed to load" : "loaded", loadst);
 371                 }
 372                 if (loadst_f) {
 373                         int ret = LoadState(loadst_f);
 374                         printf("%s state file: %s\n", ret ? "failed to load" : "loaded", loadst_f);
 375                 }
 376         }
 377         else
 378                 menu_loop();
 379
 380         pl_start_watchdog();
 381
 382         while (1)
 383         {
 384                 stop = 0;
 385                 emu_action = SACTION_NONE;
 386
 387                 psxCpu->Execute();
 388                 if (emu_action != SACTION_NONE)
 389                         do_emu_action();
 390         }
 391
 392         return 0;
 393 #endif
 394 }
 395
 396 int SysInit() {
 397         if (EmuInit() == -1) {
 398                 printf("PSX emulator couldn't be initialized.\n");
 399                 return -1;
 400         }
 401
 402         LoadMcds(Config.Mcd1, Config.Mcd2);
 403
 404         if (Config.Debug) {
 405                 StartDebugger();
 406         }
 407
 408         return 0;
 409 }
 410
 411 void SysRunGui() {
 412         printf("SysRunGui\n");
 413 }
 414
 415 void StartGui() {
 416         printf("StartGui\n");
 417 }
 418
 419 static void dummy_lace()
 420 {
 421 }
 422
 423 void SysReset() {
 424         // rearmed hack: EmuReset() runs some code when real BIOS is used,
 425         // but we usually do reset from menu while GPU is not open yet,
 426         // so we need to prevent updateLace() call..
 427         void *real_lace = GPU_updateLace;
 428         GPU_updateLace = dummy_lace;
 429
 430         EmuReset();
 431
 432         // hmh core forgets this
 433         CDR_stop();
 434
 435         GPU_updateLace = real_lace;
 436 }
 437
 438 void SysClose() {
 439         EmuShutdown();
 440         ReleasePlugins();
 441
 442         StopDebugger();
 443
 444         if (emuLog != NULL) fclose(emuLog);
 445 }
 446
 447 void SysUpdate() {
 448 }
 449
 450 void OnFile_Exit() {
 451         printf("OnFile_Exit\n");
 452 #ifndef MAEMO
 453         menu_finish();
 454 #endif
 455         SysClose();
 456         plat_finish();
 457         exit(0);
 458 }
 459
 460 int get_state_filename(char *buf, int size, int i) {
 461         return get_gameid_filename(buf, size,
 462                 "." STATES_DIR "%.32s-%.9s.%3.3d", i);
 463 }
 464
 465 int emu_check_state(int slot)
 466 {
 467         char fname[MAXPATHLEN];
 468         int ret;
 469
 470         ret = get_state_filename(fname, sizeof(fname), slot);
 471         if (ret != 0)
 472                 return ret;
 473
 474         return CheckState(fname);
 475 }
 476
 477 int emu_save_state(int slot)
 478 {
 479         char fname[MAXPATHLEN];
 480         int ret;
 481
 482         ret = get_state_filename(fname, sizeof(fname), slot);
 483         if (ret != 0)
 484                 return ret;
 485
 486         ret = SaveState(fname);
 487         printf("* %s \"%s\" [%d]\n", ret == 0 ? "saved" : "failed to save", fname, slot);
 488         return ret;
 489 }
 490
 491 int emu_load_state(int slot)
 492 {
 493         char fname[MAXPATHLEN];
 494         int ret;
 495
 496         ret = get_state_filename(fname, sizeof(fname), slot);
 497         if (ret != 0)
 498                 return ret;
 499
 500         return LoadState(fname);
 501 }
 502
 503 void SysPrintf(const char *fmt, ...) {
 504         va_list list;
 505         char msg[512];
 506
 507         va_start(list, fmt);
 508         vsprintf(msg, fmt, list);
 509         va_end(list);
 510
 511         fprintf(emuLog, "%s", msg);
 512 }
 513
 514 void SysMessage(const char *fmt, ...) {
 515         va_list list;
 516         char msg[512];
 517
 518         va_start(list, fmt);
 519         vsprintf(msg, fmt, list);
 520         va_end(list);
 521
 522         if (msg[strlen(msg) - 1] == '\n')
 523                 msg[strlen(msg) - 1] = 0;
 524
 525         fprintf(stderr, "%s\n", msg);
 526 }
 527
 528 static void SignalExit(int sig) {
 529         ClosePlugins();
 530         OnFile_Exit();
 531 }
 532
 533 #define PARSEPATH(dst, src) \
 534         ptr = src + strlen(src); \
 535         while (*ptr != '\\' && ptr != src) ptr--; \
 536         if (ptr != src) { \
 537                 strcpy(dst, ptr+1); \
 538         }
 539
 540 static int _OpenPlugins(void) {
 541         int ret;
 542
 543         signal(SIGINT, SignalExit);
 544         signal(SIGPIPE, SignalExit);
 545
 546         GPU_clearDynarec(clearDynarec);
 547
 548         ret = CDR_open();
 549         if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
 550         ret = SPU_open();
 551         if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
 552         SPU_registerCallback(SPUirq);
 553         // pcsx-rearmed: we handle gpu elsewhere
 554         //ret = GPU_open(&gpuDisp, "PCSX", NULL);
 555         //if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
 556         ret = PAD1_open(&gpuDisp);
 557         if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
 558         ret = PAD2_open(&gpuDisp);
 559         if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
 560
 561         if (Config.UseNet && !NetOpened) {
 562                 netInfo info;
 563                 char path[MAXPATHLEN];
 564                 char dotdir[MAXPATHLEN];
 565
 566                 MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
 567
 568                 strcpy(info.EmuName, "PCSX " PACKAGE_VERSION);
 569                 strncpy(info.CdromID, CdromId, 9);
 570                 strncpy(info.CdromLabel, CdromLabel, 9);
 571                 info.psxMem = psxM;
 572                 info.GPU_showScreenPic = GPU_showScreenPic;
 573                 info.GPU_displayText = GPU_displayText;
 574                 info.GPU_showScreenPic = GPU_showScreenPic;
 575                 info.PAD_setSensitive = PAD1_setSensitive;
 576                 sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
 577                 strcpy(info.BIOSpath, path);
 578                 strcpy(info.MCD1path, Config.Mcd1);
 579                 strcpy(info.MCD2path, Config.Mcd2);
 580                 sprintf(path, "%s%s", dotdir, Config.Gpu);
 581                 strcpy(info.GPUpath, path);
 582                 sprintf(path, "%s%s", dotdir, Config.Spu);
 583                 strcpy(info.SPUpath, path);
 584                 sprintf(path, "%s%s", dotdir, Config.Cdr);
 585                 strcpy(info.CDRpath, path);
 586                 NET_setInfo(&info);
 587
 588                 ret = NET_open(&gpuDisp);
 589                 if (ret < 0) {
 590                         if (ret == -2) {
 591                                 // -2 is returned when something in the info
 592                                 // changed and needs to be synced
 593                                 char *ptr;
 594
 595                                 PARSEPATH(Config.Bios, info.BIOSpath);
 596                                 PARSEPATH(Config.Gpu,  info.GPUpath);
 597                                 PARSEPATH(Config.Spu,  info.SPUpath);
 598                                 PARSEPATH(Config.Cdr,  info.CDRpath);
 599
 600                                 strcpy(Config.Mcd1, info.MCD1path);
 601                                 strcpy(Config.Mcd2, info.MCD2path);
 602                                 return -2;
 603                         } else {
 604                                 Config.UseNet = FALSE;
 605                         }
 606                 } else {
 607                         if (NET_queryPlayer() == 1) {
 608                                 if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
 609                         } else {
 610                                 if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
 611                         }
 612                 }
 613                 NetOpened = TRUE;
 614         } else if (Config.UseNet) {
 615                 NET_resume();
 616         }
 617
 618         return 0;
 619 }
 620
 621 int OpenPlugins() {
 622         int ret;
 623
 624         while ((ret = _OpenPlugins()) == -2) {
 625                 ReleasePlugins();
 626                 LoadMcds(Config.Mcd1, Config.Mcd2);
 627                 if (LoadPlugins() == -1) return -1;
 628         }
 629         return ret;
 630 }
 631
 632 void ClosePlugins() {
 633         int ret;
 634
 635         signal(SIGINT, SIG_DFL);
 636         signal(SIGPIPE, SIG_DFL);
 637         ret = CDR_close();
 638         if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
 639         ret = SPU_close();
 640         if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
 641         ret = PAD1_close();
 642         if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
 643         ret = PAD2_close();
 644         if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
 645         // pcsx-rearmed: we handle gpu elsewhere
 646         //ret = GPU_close();
 647         //if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
 648
 649         if (Config.UseNet) {
 650                 NET_pause();
 651         }
 652 }
 653
 654 #if 1
 655 /* this is to avoid having to hack every plugin to stop using $HOME */
 656 char *getenv(const char *name)
 657 {
 658         static char ret[8] = ".";
 659
 660         if (name && strcmp(name, "HOME") == 0 &&
 661                         ((int)name >> 28) == 0) // HACK: let libs find home
 662                 return ret;
 663
 664         return real_getenv(name);
 665 }
 666 #endif
 667
 668 /* we hook statically linked plugins here */
 669 static const char *builtin_plugins[] = {
 670         "builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
 671         "builtin_cdrcimg",
 672 };
 673
 674 static const int builtin_plugin_ids[] = {
 675         PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
 676         PLUGIN_CDRCIMG,
 677 };
 678
 679 void *SysLoadLibrary(const char *lib) {
 680         const char *tmp = strrchr(lib, '/');
 681         void *ret;
 682         int i;
 683
 684         printf("plugin: %s\n", lib);
 685
 686         if (tmp != NULL) {
 687                 tmp++;
 688                 for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
 689                         if (strcmp(tmp, builtin_plugins[i]) == 0)
 690                                 return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
 691         }
 692
 693 #if defined(__x86_64__) || defined(__i386__)
 694         // convenience hack
 695         char name[MAXPATHLEN];
 696         snprintf(name, sizeof(name), "%s.x86", lib);
 697         lib = name;
 698 #endif
 699
 700         ret = dlopen(lib, RTLD_NOW);
 701         if (ret == NULL)
 702                 fprintf(stderr, "dlopen: %s\n", dlerror());
 703         return ret;
 704 }
 705
 706 void *SysLoadSym(void *lib, const char *sym) {
 707         unsigned int plugid = (unsigned int)(long)lib;
 708
 709         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
 710                 return plugin_link(plugid - PLUGIN_DL_BASE, sym);
 711
 712         return dlsym(lib, sym);
 713 }
 714
 715 const char *SysLibError() {
 716         return dlerror();
 717 }
 718
 719 void SysCloseLibrary(void *lib) {
 720         unsigned int plugid = (unsigned int)(long)lib;
 721
 722         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
 723                 return;
 724
 725         dlclose(lib);
 726 }
 727