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 "plat.h"
  24 #include "../libpcsxcore/misc.h"
  25 #include "../libpcsxcore/cheat.h"
  26 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
  27 #include "../plugins/cdrcimg/cdrcimg.h"
  28 #include "revision.h"
  29
  30 #ifndef NO_FRONTEND
  31 #include "libpicofe/input.h"
  32 #include "libpicofe/plat.h"
  33 #include "libpicofe/readpng.h"
  34 #endif
  35
  36 // don't include debug.h - it breaks ARM build (R1 redefined)
  37 void StartDebugger();
  38 void StopDebugger();
  39
  40 // sound plugin
  41 extern int iUseReverb;
  42 extern int iUseInterpolation;
  43 extern int iXAPitch;
  44 extern int iVolume;
  45
  46 int ready_to_go;
  47 unsigned long gpuDisp;
  48 char cfgfile_basename[MAXPATHLEN];
  49 int state_slot;
  50 enum sched_action emu_action, emu_action_old;
  51 char hud_msg[64];
  52 int hud_new_msg;
  53
  54 static void toggle_fast_forward(int force_off);
  55
  56 static void make_path(char *buf, size_t size, const char *dir, const char *fname)
  57 {
  58         if (fname)
  59                 snprintf(buf, size, ".%s%s", dir, fname);
  60         else
  61                 snprintf(buf, size, ".%s", dir);
  62 }
  63 #define MAKE_PATH(buf, dir, fname) \
  64         make_path(buf, sizeof(buf), dir, fname)
  65
  66 static void create_profile_dir(const char *directory) {
  67         char path[MAXPATHLEN];
  68
  69         MAKE_PATH(path, directory, NULL);
  70         mkdir(path, S_IRWXU | S_IRWXG);
  71 }
  72
  73 static void CheckSubDir() {
  74         // make sure that ~/.pcsx exists
  75         create_profile_dir(PCSX_DOT_DIR);
  76
  77         create_profile_dir(BIOS_DIR);
  78         create_profile_dir(MEMCARD_DIR);
  79         create_profile_dir(STATES_DIR);
  80         create_profile_dir(PLUGINS_DIR);
  81         create_profile_dir(PLUGINS_CFG_DIR);
  82         create_profile_dir(CHEATS_DIR);
  83         create_profile_dir(PATCHES_DIR);
  84         create_profile_dir(PCSX_DOT_DIR "cfg");
  85         create_profile_dir("/screenshots/");
  86 }
  87
  88 static int get_gameid_filename(char *buf, int size, const char *fmt, int i) {
  89         char trimlabel[33];
  90         int j;
  91
  92         strncpy(trimlabel, CdromLabel, 32);
  93         trimlabel[32] = 0;
  94         for (j = 31; j >= 0; j--)
  95                 if (trimlabel[j] == ' ')
  96                         trimlabel[j] = 0;
  97                 else
  98                         continue;
  99
 100         snprintf(buf, size, fmt, trimlabel, CdromId, i);
 101
 102         return 0;
 103 }
 104
 105 void set_cd_image(const char *fname)
 106 {
 107         const char *ext = NULL;
 108
 109         if (fname != NULL)
 110                 ext = strrchr(fname, '.');
 111
 112         if (ext && (
 113             strcasecmp(ext, ".z") == 0 || strcasecmp(ext, ".bz") == 0 ||
 114             strcasecmp(ext, ".znx") == 0 /*|| strcasecmp(ext, ".pbp") == 0*/)) {
 115                 SetIsoFile(NULL);
 116                 cdrcimg_set_fname(fname);
 117                 strcpy(Config.Cdr, "builtin_cdrcimg");
 118         } else {
 119                 SetIsoFile(fname);
 120                 strcpy(Config.Cdr, "builtin_cdr");
 121         }
 122 }
 123
 124 static void set_default_paths(void)
 125 {
 126         MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
 127         MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
 128         strcpy(Config.BiosDir, "bios");
 129
 130         strcpy(Config.PluginsDir, "plugins");
 131         strcpy(Config.Gpu, "builtin_gpu");
 132         strcpy(Config.Spu, "builtin_spu");
 133         strcpy(Config.Cdr, "builtin_cdr");
 134         strcpy(Config.Pad1, "builtin_pad");
 135         strcpy(Config.Pad2, "builtin_pad");
 136         strcpy(Config.Net, "Disabled");
 137
 138         snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
 139 }
 140
 141 void emu_set_default_config(void)
 142 {
 143         // try to set sane config on which most games work
 144         Config.Xa = Config.Cdda = Config.Sio =
 145         Config.SpuIrq = Config.RCntFix = Config.VSyncWA = 0;
 146         Config.CdrReschedule = 0;
 147         Config.PsxAuto = 1;
 148
 149         pl_rearmed_cbs.gpu_neon.allow_interlace = 2; // auto
 150         pl_rearmed_cbs.gpu_neon.enhancement_enable =
 151         pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
 152         pl_rearmed_cbs.gpu_peops.iUseDither = 0;
 153         pl_rearmed_cbs.gpu_peops.dwActFixes = 1<<7;
 154         pl_rearmed_cbs.gpu_unai.abe_hack =
 155         pl_rearmed_cbs.gpu_unai.no_light =
 156         pl_rearmed_cbs.gpu_unai.no_blend = 0;
 157         memset(&pl_rearmed_cbs.gpu_peopsgl, 0, sizeof(pl_rearmed_cbs.gpu_peopsgl));
 158         pl_rearmed_cbs.gpu_peopsgl.iVRamSize = 64;
 159         pl_rearmed_cbs.gpu_peopsgl.iTexGarbageCollection = 1;
 160
 161         iUseReverb = 2;
 162         iUseInterpolation = 1;
 163         iXAPitch = 0;
 164         iVolume = 768;
 165 #ifndef __ARM_ARCH_7A__ /* XXX */
 166         iUseReverb = 0;
 167         iUseInterpolation = 0;
 168 #endif
 169         new_dynarec_hacks = 0;
 170         cycle_multiplier = 200;
 171
 172         in_type1 = PSE_PAD_TYPE_STANDARD;
 173         in_type2 = PSE_PAD_TYPE_STANDARD;
 174 }
 175
 176 static void check_memcards(void)
 177 {
 178         char buf[MAXPATHLEN];
 179         FILE *f;
 180         int i;
 181
 182         for (i = 1; i <= 9; i++) {
 183                 snprintf(buf, sizeof(buf), ".%scard%d.mcd", MEMCARD_DIR, i);
 184
 185                 f = fopen(buf, "rb");
 186                 if (f == NULL) {
 187                         printf("Creating memcard: %s\n", buf);
 188                         CreateMcd(buf);
 189                 }
 190                 else
 191                         fclose(f);
 192         }
 193 }
 194
 195 void do_emu_action(void)
 196 {
 197         int ret;
 198
 199         emu_action_old = emu_action;
 200
 201         switch (emu_action) {
 202         case SACTION_LOAD_STATE:
 203                 ret = emu_load_state(state_slot);
 204                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
 205                 break;
 206         case SACTION_SAVE_STATE:
 207                 ret = emu_save_state(state_slot);
 208                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
 209                 break;
 210 #ifndef NO_FRONTEND
 211         case SACTION_ENTER_MENU:
 212                 toggle_fast_forward(1);
 213                 menu_loop();
 214                 return;
 215         case SACTION_NEXT_SSLOT:
 216                 state_slot++;
 217                 if (state_slot > 9)
 218                         state_slot = 0;
 219                 goto do_state_slot;
 220         case SACTION_PREV_SSLOT:
 221                 state_slot--;
 222                 if (state_slot < 0)
 223                         state_slot = 9;
 224 do_state_slot:
 225                 snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
 226                         emu_check_state(state_slot) == 0 ? "USED" : "FREE");
 227                 hud_new_msg = 3;
 228                 printf("* %s\n", hud_msg);
 229                 break;
 230         case SACTION_TOGGLE_FSKIP:
 231                 pl_rearmed_cbs.fskip_advice = 0;
 232                 pl_rearmed_cbs.frameskip++;
 233                 if (pl_rearmed_cbs.frameskip > 1)
 234                         pl_rearmed_cbs.frameskip = -1;
 235                 snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP: %s",
 236                         pl_rearmed_cbs.frameskip == -1 ? "AUTO" :
 237                         pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
 238                 plugin_call_rearmed_cbs();
 239                 break;
 240         case SACTION_SWITCH_DISPMODE:
 241                 pl_switch_dispmode();
 242                 plugin_call_rearmed_cbs();
 243                 if (GPU_open != NULL && GPU_close != NULL) {
 244                         GPU_close();
 245                         GPU_open(&gpuDisp, "PCSX", NULL);
 246                 }
 247                 break;
 248         case SACTION_FAST_FORWARD:
 249                 toggle_fast_forward(0);
 250                 plugin_call_rearmed_cbs();
 251                 break;
 252         case SACTION_SCREENSHOT:
 253                 {
 254                         char buf[MAXPATHLEN];
 255                         void *scrbuf;
 256                         int w, h, bpp;
 257                         time_t t = time(NULL);
 258                         struct tm *tb = localtime(&t);
 259                         int ti = tb->tm_yday * 1000000 + tb->tm_hour * 10000 +
 260                                 tb->tm_min * 100 + tb->tm_sec;
 261
 262                         scrbuf = pl_prepare_screenshot(&w, &h, &bpp);
 263                         get_gameid_filename(buf, sizeof(buf),
 264                                 "screenshots/%.32s-%.9s.%d.png", ti);
 265                         ret = -1;
 266                         if (scrbuf != 0 && bpp == 16)
 267                                 ret = writepng(buf, scrbuf, w, h);
 268                         if (ret == 0)
 269                                 snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
 270                         break;
 271                 }
 272         case SACTION_VOLUME_UP:
 273         case SACTION_VOLUME_DOWN:
 274                 plat_target_step_volume(emu_action == SACTION_VOLUME_UP);
 275                 return;
 276         case SACTION_MINIMIZE:
 277                 if (GPU_close != NULL)
 278                         GPU_close();
 279
 280                 plat_minimize();
 281
 282                 if (GPU_open != NULL) {
 283                         ret = GPU_open(&gpuDisp, "PCSX", NULL);
 284                         if (ret)
 285                                 fprintf(stderr, "GPU_open returned %d\n", ret);
 286                 }
 287                 return;
 288 #endif
 289         default:
 290                 return;
 291         }
 292
 293         hud_new_msg = 3;
 294 }
 295
 296 static int cdidcmp(const char *id1, const char *id2)
 297 {
 298         while (*id1 != 0 && *id2 != 0) {
 299                 if (*id1 == '_') { id1++; continue; }
 300                 if (*id2 == '_') { id2++; continue; }
 301                 if (*id1 != *id2)
 302                         break;
 303                 id1++;
 304                 id2++;
 305         }
 306
 307         return *id1 - *id2;
 308 }
 309
 310 static void parse_cwcheat(void)
 311 {
 312         char line[256], buf[64], name[64], *p;
 313         int newcheat = 1;
 314         u32 a, v;
 315         FILE *f;
 316
 317         f = fopen("cheatpops.db", "r");
 318         if (f == NULL)
 319                 return;
 320
 321         /* find the game */
 322         while (fgets(line, sizeof(line), f)) {
 323                 if (sscanf(line, "_S %63s", buf) != 1)
 324                         continue;
 325                 if (cdidcmp(buf, CdromId) == 0)
 326                         break;
 327         }
 328
 329         if (feof(f))
 330                 goto out;
 331
 332         printf("cwcheat section found for %s\n", CdromId);
 333         while (fgets(line, sizeof(line), f))
 334         {
 335                 p = line + strlen(line);
 336                 for (p--; p >= line && (*p == '\r' || *p == '\n' || *p == ' '); p--)
 337                         *p = 0;
 338                 if (*p == 0 || *p == '#' || *p == ';')
 339                         continue;
 340
 341                 if (strncmp(line, "_S", 2) == 0)
 342                         break;
 343                 if (strncmp(line, "_G", 2) == 0) {
 344                         printf("  cwcheat game name: '%s'\n", line + 3);
 345                         continue;
 346                 }
 347                 if (strncmp(line, "_C0", 3) == 0) {
 348                         if (!newcheat && Cheats[NumCheats - 1].n == 0) {
 349                                 printf("cheat '%s' failed to parse\n", name);
 350                                 free(Cheats[NumCheats - 1].Descr);
 351                                 NumCheats--;
 352                         }
 353                         snprintf(name, sizeof(name), "%s", line + 4);
 354                         newcheat = 1;
 355                         continue;
 356                 }
 357                 if (sscanf(line, "_L %x %x", &a, &v) != 2) {
 358                         printf("line failed to parse: '%s'\n", line);
 359                         continue;
 360                 }
 361
 362                 if (newcheat) {
 363                         if (NumCheats >= NumCheatsAllocated) {
 364                                 NumCheatsAllocated += 16;
 365                                 Cheats = realloc(Cheats, sizeof(Cheat) *
 366                                                 NumCheatsAllocated);
 367                                 if (Cheats == NULL)
 368                                         break;
 369                         }
 370                         Cheats[NumCheats].Descr = strdup(name);
 371                         Cheats[NumCheats].Enabled = 0;
 372                         Cheats[NumCheats].WasEnabled = 0;
 373                         Cheats[NumCheats].First = NumCodes;
 374                         Cheats[NumCheats].n = 0;
 375                         NumCheats++;
 376                         newcheat = 0;
 377                 }
 378
 379                 if (NumCodes >= NumCodesAllocated) {
 380                         NumCodesAllocated += 16;
 381                         CheatCodes = realloc(CheatCodes, sizeof(CheatCode) *
 382                                 NumCodesAllocated);
 383                         if (CheatCodes == NULL)
 384                                 break;
 385                 }
 386                 CheatCodes[NumCodes].Addr = a;
 387                 CheatCodes[NumCodes].Val = v;
 388                 NumCodes++;
 389                 Cheats[NumCheats - 1].n++;
 390         }
 391
 392 out:
 393         fclose(f);
 394 }
 395
 396 void emu_on_new_cd(void)
 397 {
 398         ClearAllCheats();
 399         parse_cwcheat();
 400
 401         if (Config.HLE) {
 402                 printf("note: running with HLE BIOS, expect compatibility problems\n");
 403                 printf("----------------------------------------------------------\n");
 404         }
 405
 406         snprintf(hud_msg, sizeof(hud_msg), "Booting up...");
 407         hud_new_msg = 2;
 408 }
 409
 410 int emu_core_preinit(void)
 411 {
 412         // what is the name of the config file?
 413         // it may be redefined by -cfg on the command line
 414         strcpy(cfgfile_basename, "pcsx.cfg");
 415
 416         emuLog = stdout;
 417         SetIsoFile(NULL);
 418
 419         memset(&Config, 0, sizeof(Config));
 420
 421         set_default_paths();
 422         emu_set_default_config();
 423         strcpy(Config.Bios, "HLE");
 424
 425         return 0;
 426 }
 427
 428 int emu_core_init(void)
 429 {
 430         CheckSubDir();
 431         check_memcards();
 432
 433         if (EmuInit() == -1) {
 434                 printf("PSX emulator couldn't be initialized.\n");
 435                 return -1;
 436         }
 437
 438         LoadMcds(Config.Mcd1, Config.Mcd2);
 439
 440         if (Config.Debug) {
 441                 StartDebugger();
 442         }
 443
 444         return 0;
 445 }
 446
 447 #ifndef NO_FRONTEND
 448 int main(int argc, char *argv[])
 449 {
 450         char file[MAXPATHLEN] = "";
 451         char path[MAXPATHLEN];
 452         const char *cdfile = NULL;
 453         const char *loadst_f = NULL;
 454         int psxout = 0;
 455         int loadst = 0;
 456         int i;
 457
 458         emu_core_preinit();
 459
 460         // read command line options
 461         for (i = 1; i < argc; i++) {
 462                      if (!strcmp(argv[i], "-psxout")) psxout = 1;
 463                 else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
 464                 else if (!strcmp(argv[i], "-cfg")) {
 465                         if (i+1 >= argc) break;
 466                         strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);   /* TODO buffer overruns */
 467                         printf("Using config file %s.\n", cfgfile_basename);
 468                 }
 469                 else if (!strcmp(argv[i], "-cdfile")) {
 470                         char isofilename[MAXPATHLEN];
 471
 472                         if (i+1 >= argc) break;
 473                         strncpy(isofilename, argv[++i], MAXPATHLEN);
 474                         if (isofilename[0] != '/') {
 475                                 getcwd(path, MAXPATHLEN);
 476                                 if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
 477                                         strcat(path, "/");
 478                                         strcat(path, isofilename);
 479                                         strcpy(isofilename, path);
 480                                 } else
 481                                         isofilename[0] = 0;
 482                         }
 483
 484                         cdfile = isofilename;
 485                 }
 486                 else if (!strcmp(argv[i], "-loadf")) {
 487                         if (i+1 >= argc) break;
 488                         loadst_f = argv[++i];
 489                 }
 490                 else if (!strcmp(argv[i], "-h") ||
 491                          !strcmp(argv[i], "-help") ||
 492                          !strcmp(argv[i], "--help")) {
 493                          printf("PCSX-ReARMed " REV "\n");
 494                          printf("%s\n", _(
 495                                                         " pcsx [options] [file]\n"
 496                                                         "\toptions:\n"
 497                                                         "\t-cdfile FILE\tRuns a CD image file\n"
 498                                                         "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
 499                                                         "\t-psxout\t\tEnable PSX output\n"
 500                                                         "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
 501                                                         "\t-h -help\tDisplay this message\n"
 502                                                         "\tfile\t\tLoads a PSX EXE file\n"));
 503                          return 0;
 504                 } else {
 505                         strncpy(file, argv[i], MAXPATHLEN);
 506                         if (file[0] != '/') {
 507                                 getcwd(path, MAXPATHLEN);
 508                                 if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
 509                                         strcat(path, "/");
 510                                         strcat(path, file);
 511                                         strcpy(file, path);
 512                                 } else
 513                                         file[0] = 0;
 514                         }
 515                 }
 516         }
 517
 518         if (cdfile)
 519                 set_cd_image(cdfile);
 520
 521         // frontend stuff
 522         // init input but leave probing to platform code,
 523         // they add input drivers and may need to modify them after probe
 524         in_init();
 525         pl_init();
 526         plat_init();
 527         menu_init(); // loads config
 528
 529         emu_core_init();
 530
 531         if (psxout)
 532                 Config.PsxOut = 1;
 533
 534         if (LoadPlugins() == -1) {
 535                 // FIXME: this recovery doesn't work, just delete bad config and bail out
 536                 // SysMessage("could not load plugins, retrying with defaults\n");
 537                 set_default_paths();
 538                 snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
 539                 remove(path);
 540                 SysMessage("Failed loading plugins!");
 541                 return 1;
 542         }
 543         pcnt_hook_plugins();
 544
 545         if (OpenPlugins() == -1) {
 546                 return 1;
 547         }
 548         plugin_call_rearmed_cbs();
 549
 550         CheckCdrom();
 551         SysReset();
 552
 553         if (file[0] != '\0') {
 554                 if (Load(file) != -1)
 555                         ready_to_go = 1;
 556         } else {
 557                 if (cdfile) {
 558                         if (LoadCdrom() == -1) {
 559                                 ClosePlugins();
 560                                 printf(_("Could not load CD-ROM!\n"));
 561                                 return -1;
 562                         }
 563                         emu_on_new_cd();
 564                         ready_to_go = 1;
 565                 }
 566         }
 567
 568         if (ready_to_go) {
 569                 menu_prepare_emu();
 570
 571                 // If a state has been specified, then load that
 572                 if (loadst) {
 573                         int ret = emu_load_state(loadst - 1);
 574                         printf("%s state %d\n", ret ? "failed to load" : "loaded", loadst);
 575                 }
 576                 if (loadst_f) {
 577                         int ret = LoadState(loadst_f);
 578                         printf("%s state file: %s\n", ret ? "failed to load" : "loaded", loadst_f);
 579                 }
 580         }
 581         else
 582                 menu_loop();
 583
 584         pl_start_watchdog();
 585
 586         while (1)
 587         {
 588                 stop = 0;
 589                 emu_action = SACTION_NONE;
 590
 591                 psxCpu->Execute();
 592                 if (emu_action != SACTION_NONE)
 593                         do_emu_action();
 594         }
 595
 596         return 0;
 597 }
 598
 599 static void toggle_fast_forward(int force_off)
 600 {
 601         static int fast_forward;
 602         static int normal_g_opts;
 603         static int normal_frameskip;
 604         static int normal_enhancement_enable;
 605
 606         if (force_off && !fast_forward)
 607                 return;
 608
 609         fast_forward = !fast_forward;
 610         if (fast_forward) {
 611                 normal_g_opts = g_opts;
 612                 normal_frameskip = pl_rearmed_cbs.frameskip;
 613                 normal_enhancement_enable =
 614                         pl_rearmed_cbs.gpu_neon.enhancement_enable;
 615
 616                 g_opts |= OPT_NO_FRAMELIM;
 617                 pl_rearmed_cbs.frameskip = 3;
 618                 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
 619         } else {
 620                 g_opts = normal_g_opts;
 621                 pl_rearmed_cbs.frameskip = normal_frameskip;
 622                 pl_rearmed_cbs.gpu_neon.enhancement_enable =
 623                         normal_enhancement_enable;
 624
 625                 pl_timing_prepare(Config.PsxType);
 626         }
 627
 628         if (!force_off)
 629                 snprintf(hud_msg, sizeof(hud_msg), "FAST FORWARD %s",
 630                         fast_forward ? "ON" : "OFF");
 631 }
 632 #endif
 633
 634 void SysRunGui() {
 635         printf("SysRunGui\n");
 636 }
 637
 638 static void dummy_lace()
 639 {
 640 }
 641
 642 void SysReset() {
 643         // rearmed hack: EmuReset() runs some code when real BIOS is used,
 644         // but we usually do reset from menu while GPU is not open yet,
 645         // so we need to prevent updateLace() call..
 646         void *real_lace = GPU_updateLace;
 647         GPU_updateLace = dummy_lace;
 648
 649         // reset can run code, timing must be set
 650         pl_timing_prepare(Config.PsxType);
 651
 652         EmuReset();
 653
 654         // hmh core forgets this
 655         CDR_stop();
 656
 657         GPU_updateLace = real_lace;
 658 }
 659
 660 void SysClose() {
 661         EmuShutdown();
 662         ReleasePlugins();
 663
 664         StopDebugger();
 665
 666         if (emuLog != NULL) fclose(emuLog);
 667 }
 668
 669 void SysUpdate() {
 670 }
 671
 672 void OnFile_Exit() {
 673         printf("OnFile_Exit\n");
 674         SysClose();
 675 #ifndef NO_FRONTEND
 676         menu_finish();
 677         plat_finish();
 678         exit(0);
 679 #endif
 680 }
 681
 682 int get_state_filename(char *buf, int size, int i) {
 683         return get_gameid_filename(buf, size,
 684                 "." STATES_DIR "%.32s-%.9s.%3.3d", i);
 685 }
 686
 687 int emu_check_state(int slot)
 688 {
 689         char fname[MAXPATHLEN];
 690         int ret;
 691
 692         ret = get_state_filename(fname, sizeof(fname), slot);
 693         if (ret != 0)
 694                 return ret;
 695
 696         return CheckState(fname);
 697 }
 698
 699 int emu_save_state(int slot)
 700 {
 701         char fname[MAXPATHLEN];
 702         int ret;
 703
 704         ret = get_state_filename(fname, sizeof(fname), slot);
 705         if (ret != 0)
 706                 return ret;
 707
 708         ret = SaveState(fname);
 709 #ifndef __ARM_ARCH_7A__ /* XXX */
 710         sync();
 711 #endif
 712         printf("* %s \"%s\" [%d]\n", ret == 0 ? "saved" : "failed to save", fname, slot);
 713         return ret;
 714 }
 715
 716 int emu_load_state(int slot)
 717 {
 718         char fname[MAXPATHLEN];
 719         int ret;
 720
 721         ret = get_state_filename(fname, sizeof(fname), slot);
 722         if (ret != 0)
 723                 return ret;
 724
 725         return LoadState(fname);
 726 }
 727
 728 void SysPrintf(const char *fmt, ...) {
 729         va_list list;
 730         char msg[512];
 731
 732         va_start(list, fmt);
 733         vsprintf(msg, fmt, list);
 734         va_end(list);
 735
 736         fprintf(emuLog, "%s", msg);
 737 }
 738
 739 void SysMessage(const char *fmt, ...) {
 740         va_list list;
 741         char msg[512];
 742
 743         va_start(list, fmt);
 744         vsprintf(msg, fmt, list);
 745         va_end(list);
 746
 747         if (msg[strlen(msg) - 1] == '\n')
 748                 msg[strlen(msg) - 1] = 0;
 749
 750         fprintf(stderr, "%s\n", msg);
 751 }
 752
 753 static void SignalExit(int sig) {
 754         ClosePlugins();
 755         OnFile_Exit();
 756 }
 757
 758 #define PARSEPATH(dst, src) \
 759         ptr = src + strlen(src); \
 760         while (*ptr != '\\' && ptr != src) ptr--; \
 761         if (ptr != src) { \
 762                 strcpy(dst, ptr+1); \
 763         }
 764
 765 static int _OpenPlugins(void) {
 766         int ret;
 767
 768         signal(SIGINT, SignalExit);
 769         signal(SIGPIPE, SignalExit);
 770
 771         GPU_clearDynarec(clearDynarec);
 772
 773         ret = CDR_open();
 774         if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
 775         ret = SPU_open();
 776         if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
 777         SPU_registerCallback(SPUirq);
 778         // pcsx-rearmed: we handle gpu elsewhere
 779         //ret = GPU_open(&gpuDisp, "PCSX", NULL);
 780         //if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
 781         ret = PAD1_open(&gpuDisp);
 782         if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
 783         ret = PAD2_open(&gpuDisp);
 784         if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
 785
 786         if (Config.UseNet && !NetOpened) {
 787                 netInfo info;
 788                 char path[MAXPATHLEN];
 789                 char dotdir[MAXPATHLEN];
 790
 791                 MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
 792
 793                 strcpy(info.EmuName, "PCSX");
 794                 strncpy(info.CdromID, CdromId, 9);
 795                 strncpy(info.CdromLabel, CdromLabel, 9);
 796                 info.psxMem = psxM;
 797                 info.GPU_showScreenPic = GPU_showScreenPic;
 798                 info.GPU_displayText = GPU_displayText;
 799                 info.GPU_showScreenPic = GPU_showScreenPic;
 800                 info.PAD_setSensitive = PAD1_setSensitive;
 801                 sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
 802                 strcpy(info.BIOSpath, path);
 803                 strcpy(info.MCD1path, Config.Mcd1);
 804                 strcpy(info.MCD2path, Config.Mcd2);
 805                 sprintf(path, "%s%s", dotdir, Config.Gpu);
 806                 strcpy(info.GPUpath, path);
 807                 sprintf(path, "%s%s", dotdir, Config.Spu);
 808                 strcpy(info.SPUpath, path);
 809                 sprintf(path, "%s%s", dotdir, Config.Cdr);
 810                 strcpy(info.CDRpath, path);
 811                 NET_setInfo(&info);
 812
 813                 ret = NET_open(&gpuDisp);
 814                 if (ret < 0) {
 815                         if (ret == -2) {
 816                                 // -2 is returned when something in the info
 817                                 // changed and needs to be synced
 818                                 char *ptr;
 819
 820                                 PARSEPATH(Config.Bios, info.BIOSpath);
 821                                 PARSEPATH(Config.Gpu,  info.GPUpath);
 822                                 PARSEPATH(Config.Spu,  info.SPUpath);
 823                                 PARSEPATH(Config.Cdr,  info.CDRpath);
 824
 825                                 strcpy(Config.Mcd1, info.MCD1path);
 826                                 strcpy(Config.Mcd2, info.MCD2path);
 827                                 return -2;
 828                         } else {
 829                                 Config.UseNet = FALSE;
 830                         }
 831                 } else {
 832                         if (NET_queryPlayer() == 1) {
 833                                 if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
 834                         } else {
 835                                 if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
 836                         }
 837                 }
 838                 NetOpened = TRUE;
 839         } else if (Config.UseNet) {
 840                 NET_resume();
 841         }
 842
 843         return 0;
 844 }
 845
 846 int OpenPlugins() {
 847         int ret;
 848
 849         while ((ret = _OpenPlugins()) == -2) {
 850                 ReleasePlugins();
 851                 LoadMcds(Config.Mcd1, Config.Mcd2);
 852                 if (LoadPlugins() == -1) return -1;
 853         }
 854         return ret;
 855 }
 856
 857 void ClosePlugins() {
 858         int ret;
 859
 860         signal(SIGINT, SIG_DFL);
 861         signal(SIGPIPE, SIG_DFL);
 862         ret = CDR_close();
 863         if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
 864         ret = SPU_close();
 865         if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
 866         ret = PAD1_close();
 867         if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
 868         ret = PAD2_close();
 869         if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
 870         // pcsx-rearmed: we handle gpu elsewhere
 871         //ret = GPU_close();
 872         //if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
 873
 874         if (Config.UseNet) {
 875                 NET_pause();
 876         }
 877 }
 878
 879 /* we hook statically linked plugins here */
 880 static const char *builtin_plugins[] = {
 881         "builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
 882         "builtin_cdrcimg",
 883 };
 884
 885 static const int builtin_plugin_ids[] = {
 886         PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
 887         PLUGIN_CDRCIMG,
 888 };
 889
 890 void *SysLoadLibrary(const char *lib) {
 891         const char *tmp = strrchr(lib, '/');
 892         void *ret;
 893         int i;
 894
 895         printf("plugin: %s\n", lib);
 896
 897         if (tmp != NULL) {
 898                 tmp++;
 899                 for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
 900                         if (strcmp(tmp, builtin_plugins[i]) == 0)
 901                                 return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
 902         }
 903
 904         ret = dlopen(lib, RTLD_NOW);
 905         if (ret == NULL)
 906                 fprintf(stderr, "dlopen: %s\n", dlerror());
 907         return ret;
 908 }
 909
 910 void *SysLoadSym(void *lib, const char *sym) {
 911         unsigned int plugid = (unsigned int)(long)lib;
 912
 913         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
 914                 return plugin_link(plugid - PLUGIN_DL_BASE, sym);
 915
 916         return dlsym(lib, sym);
 917 }
 918
 919 const char *SysLibError() {
 920         return dlerror();
 921 }
 922
 923 void SysCloseLibrary(void *lib) {
 924         unsigned int plugid = (unsigned int)(long)lib;
 925
 926         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
 927                 return;
 928
 929         dlclose(lib);
 930 }
 931