frontend/main.c

   1 /*
   2  * (C) notaz, 2010-2012
   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 <unistd.h>
  12 #include <signal.h>
  13 #include <time.h>
  14 #if !defined(_WIN32) && !defined(NO_DYLIB)
  15 #include <dlfcn.h>
  16 #endif
  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 "../plugins/dfsound/spu_config.h"
  29 #include "arm_features.h"
  30 #include "revision.h"
  31
  32 #ifndef NO_FRONTEND
  33 #include "libpicofe/input.h"
  34 #include "libpicofe/plat.h"
  35 #include "libpicofe/readpng.h"
  36
  37 static void toggle_fast_forward(int force_off);
  38 static void check_profile(void);
  39 static void check_memcards(void);
  40 #endif
  41 #ifndef BOOT_MSG
  42 #define BOOT_MSG "Booting up..."
  43 #endif
  44
  45 // don't include debug.h - it breaks ARM build (R1 redefined)
  46 void StartDebugger();
  47 void StopDebugger();
  48
  49 int ready_to_go, g_emu_want_quit, g_emu_resetting;
  50 unsigned long gpuDisp;
  51 char cfgfile_basename[MAXPATHLEN];
  52 int state_slot;
  53 enum sched_action emu_action, emu_action_old;
  54 char hud_msg[64];
  55 int hud_new_msg;
  56
  57 static void make_path(char *buf, size_t size, const char *dir, const char *fname)
  58 {
  59         if (fname)
  60                 snprintf(buf, size, ".%s%s", dir, fname);
  61         else
  62                 snprintf(buf, size, ".%s", dir);
  63 }
  64 #define MAKE_PATH(buf, dir, fname) \
  65         make_path(buf, sizeof(buf), dir, fname)
  66
  67 static int get_gameid_filename(char *buf, int size, const char *fmt, int i) {
  68         char trimlabel[33];
  69         int j;
  70
  71         strncpy(trimlabel, CdromLabel, 32);
  72         trimlabel[32] = 0;
  73         for (j = 31; j >= 0; j--)
  74                 if (trimlabel[j] == ' ')
  75                         trimlabel[j] = 0;
  76                 else
  77                         continue;
  78
  79         snprintf(buf, size, fmt, trimlabel, CdromId, i);
  80
  81         return 0;
  82 }
  83
  84 void set_cd_image(const char *fname)
  85 {
  86         const char *ext = NULL;
  87
  88         if (fname != NULL)
  89                 ext = strrchr(fname, '.');
  90
  91         if (ext && (
  92             strcasecmp(ext, ".z") == 0 || strcasecmp(ext, ".bz") == 0 ||
  93             strcasecmp(ext, ".znx") == 0 /*|| strcasecmp(ext, ".pbp") == 0*/)) {
  94                 SetIsoFile(NULL);
  95                 cdrcimg_set_fname(fname);
  96                 strcpy(Config.Cdr, "builtin_cdrcimg");
  97         } else {
  98                 SetIsoFile(fname);
  99                 strcpy(Config.Cdr, "builtin_cdr");
 100         }
 101 }
 102
 103 static void set_default_paths(void)
 104 {
 105 #ifndef NO_FRONTEND
 106         snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
 107         MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
 108         MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
 109         strcpy(Config.BiosDir, "bios");
 110 #endif
 111
 112         strcpy(Config.PluginsDir, "plugins");
 113         strcpy(Config.Gpu, "builtin_gpu");
 114         strcpy(Config.Spu, "builtin_spu");
 115         strcpy(Config.Cdr, "builtin_cdr");
 116         strcpy(Config.Pad1, "builtin_pad");
 117         strcpy(Config.Pad2, "builtin_pad");
 118         strcpy(Config.Net, "Disabled");
 119 }
 120
 121 void emu_set_default_config(void)
 122 {
 123         // try to set sane config on which most games work
 124         Config.Xa = Config.Cdda = Config.Sio =
 125         Config.icache_emulation = Config.SpuIrq = Config.RCntFix = Config.VSyncWA = 0;
 126         Config.PsxAuto = 1;
 127
 128         pl_rearmed_cbs.thread_rendering = 0;
 129
 130         pl_rearmed_cbs.gpu_neon.allow_interlace = 2; // auto
 131         pl_rearmed_cbs.gpu_neon.enhancement_enable =
 132         pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
 133         pl_rearmed_cbs.gpu_peops.iUseDither = 0;
 134         pl_rearmed_cbs.gpu_peops.dwActFixes = 1<<7;
 135         pl_rearmed_cbs.gpu_unai.ilace_force = 0;
 136         pl_rearmed_cbs.gpu_unai.pixel_skip = 1;
 137         pl_rearmed_cbs.gpu_unai.lighting = 1;
 138         pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
 139         pl_rearmed_cbs.gpu_unai.blending = 1;
 140         pl_rearmed_cbs.gpu_unai.dithering = 0;
 141         // old gpu_unai config
 142         pl_rearmed_cbs.gpu_unai.abe_hack =
 143         pl_rearmed_cbs.gpu_unai.no_light =
 144         pl_rearmed_cbs.gpu_unai.no_blend = 0;
 145         pl_rearmed_cbs.gpu_unai.scale_hires = 0;
 146         memset(&pl_rearmed_cbs.gpu_peopsgl, 0, sizeof(pl_rearmed_cbs.gpu_peopsgl));
 147         pl_rearmed_cbs.gpu_peopsgl.iVRamSize = 64;
 148         pl_rearmed_cbs.gpu_peopsgl.iTexGarbageCollection = 1;
 149
 150         spu_config.iUseReverb = 1;
 151         spu_config.iUseInterpolation = 1;
 152         spu_config.iXAPitch = 0;
 153         spu_config.iVolume = 768;
 154         spu_config.iTempo = 0;
 155         spu_config.iUseThread = 1; // no effect if only 1 core is detected
 156 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) /* XXX GPH hack */
 157         spu_config.iUseReverb = 0;
 158         spu_config.iUseInterpolation = 0;
 159         spu_config.iTempo = 1;
 160 #endif
 161         new_dynarec_hacks = 0;
 162         cycle_multiplier = 200;
 163
 164         in_type[0] = PSE_PAD_TYPE_STANDARD;
 165         in_type[1] = PSE_PAD_TYPE_STANDARD;
 166 }
 167
 168 void do_emu_action(void)
 169 {
 170         int ret;
 171
 172         emu_action_old = emu_action;
 173
 174         switch (emu_action) {
 175         case SACTION_LOAD_STATE:
 176                 ret = emu_load_state(state_slot);
 177                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
 178                 break;
 179         case SACTION_SAVE_STATE:
 180                 ret = emu_save_state(state_slot);
 181                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
 182                 break;
 183 #ifndef NO_FRONTEND
 184         case SACTION_ENTER_MENU:
 185                 toggle_fast_forward(1);
 186                 menu_loop();
 187                 return;
 188         case SACTION_NEXT_SSLOT:
 189                 state_slot++;
 190                 if (state_slot > 9)
 191                         state_slot = 0;
 192                 goto do_state_slot;
 193         case SACTION_PREV_SSLOT:
 194                 state_slot--;
 195                 if (state_slot < 0)
 196                         state_slot = 9;
 197 do_state_slot:
 198                 snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
 199                         emu_check_state(state_slot) == 0 ? "USED" : "FREE");
 200                 hud_new_msg = 3;
 201                 SysPrintf("* %s\n", hud_msg);
 202                 break;
 203         case SACTION_TOGGLE_FSKIP:
 204                 pl_rearmed_cbs.fskip_advice = 0;
 205                 pl_rearmed_cbs.frameskip++;
 206                 if (pl_rearmed_cbs.frameskip > 1)
 207                         pl_rearmed_cbs.frameskip = -1;
 208                 snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP: %s",
 209                         pl_rearmed_cbs.frameskip == -1 ? "AUTO" :
 210                         pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
 211                 plugin_call_rearmed_cbs();
 212                 break;
 213         case SACTION_SWITCH_DISPMODE:
 214                 pl_switch_dispmode();
 215                 plugin_call_rearmed_cbs();
 216                 if (GPU_open != NULL && GPU_close != NULL) {
 217                         GPU_close();
 218                         GPU_open(&gpuDisp, "PCSX", NULL);
 219                 }
 220                 break;
 221         case SACTION_FAST_FORWARD:
 222                 toggle_fast_forward(0);
 223                 plugin_call_rearmed_cbs();
 224                 break;
 225         case SACTION_TOGGLE_FPS:
 226                 if ((g_opts & (OPT_SHOWFPS|OPT_SHOWCPU))
 227                     == (OPT_SHOWFPS|OPT_SHOWCPU))
 228                         g_opts &= ~(OPT_SHOWFPS|OPT_SHOWCPU);
 229                 else if (g_opts & OPT_SHOWFPS)
 230                         g_opts |= OPT_SHOWCPU;
 231                 else
 232                         g_opts |= OPT_SHOWFPS;
 233                 break;
 234         case SACTION_TOGGLE_FULLSCREEN:
 235                 plat_target.vout_fullscreen = !plat_target.vout_fullscreen;
 236                 if (GPU_open != NULL && GPU_close != NULL) {
 237                         GPU_close();
 238                         GPU_open(&gpuDisp, "PCSX", NULL);
 239                 }
 240                 break;
 241         case SACTION_SCREENSHOT:
 242                 {
 243                         char buf[MAXPATHLEN];
 244                         void *scrbuf;
 245                         int w, h, bpp;
 246                         time_t t = time(NULL);
 247                         struct tm *tb = localtime(&t);
 248                         int ti = tb->tm_yday * 1000000 + tb->tm_hour * 10000 +
 249                                 tb->tm_min * 100 + tb->tm_sec;
 250
 251                         scrbuf = pl_prepare_screenshot(&w, &h, &bpp);
 252                         get_gameid_filename(buf, sizeof(buf),
 253                                 "screenshots/%.32s-%.9s.%d.png", ti);
 254                         ret = -1;
 255                         if (scrbuf != 0 && bpp == 16)
 256                                 ret = writepng(buf, scrbuf, w, h);
 257                         if (ret == 0)
 258                                 snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
 259                         break;
 260                 }
 261         case SACTION_VOLUME_UP:
 262         case SACTION_VOLUME_DOWN:
 263                 {
 264                         static int volume;
 265                         plat_target_step_volume(&volume,
 266                                 emu_action == SACTION_VOLUME_UP ? 1 : -1);
 267                 }
 268                 return;
 269         case SACTION_MINIMIZE:
 270                 if (GPU_close != NULL)
 271                         GPU_close();
 272
 273                 plat_minimize();
 274
 275                 if (GPU_open != NULL) {
 276                         ret = GPU_open(&gpuDisp, "PCSX", NULL);
 277                         if (ret)
 278                                 SysMessage("GPU_open returned %d", ret);
 279                 }
 280                 return;
 281 #endif
 282         default:
 283                 return;
 284         }
 285
 286         hud_new_msg = 3;
 287 }
 288
 289 static char basic_lcase(char c)
 290 {
 291         if ('A' <= c && c <= 'Z')
 292                 return c - 'A' + 'a';
 293         return c;
 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 (basic_lcase(*id1) != basic_lcase(*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[256], name[256], *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         SysPrintf("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                         SysPrintf("  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                                 SysPrintf("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                         SysPrintf("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(int show_hud_msg)
 397 {
 398         ClearAllCheats();
 399         parse_cwcheat();
 400
 401         if (Config.HLE) {
 402                 SysPrintf("note: running with HLE BIOS, expect compatibility problems\n");
 403                 SysPrintf("----------------------------------------------------------\n");
 404         }
 405
 406         if (show_hud_msg) {
 407                 snprintf(hud_msg, sizeof(hud_msg), BOOT_MSG);
 408                 hud_new_msg = 3;
 409         }
 410 }
 411
 412 int emu_core_preinit(void)
 413 {
 414         // what is the name of the config file?
 415         // it may be redefined by -cfg on the command line
 416         strcpy(cfgfile_basename, "pcsx.cfg");
 417
 418 #ifdef IOS
 419         emuLog = fopen("/User/Documents/pcsxr.log", "w");
 420         if (emuLog == NULL)
 421                 emuLog = fopen("pcsxr.log", "w");
 422         if (emuLog == NULL)
 423 #endif
 424         emuLog = stdout;
 425
 426         SetIsoFile(NULL);
 427
 428         memset(&Config, 0, sizeof(Config));
 429
 430         set_default_paths();
 431         emu_set_default_config();
 432         strcpy(Config.Bios, "HLE");
 433
 434         return 0;
 435 }
 436
 437 int emu_core_init(void)
 438 {
 439         SysPrintf("Starting PCSX-ReARMed " REV "\n");
 440
 441 #ifndef NO_FRONTEND
 442         check_profile();
 443         check_memcards();
 444 #endif
 445
 446         if (EmuInit() == -1) {
 447                 SysPrintf("PSX emulator couldn't be initialized.\n");
 448                 return -1;
 449         }
 450
 451         LoadMcds(Config.Mcd1, Config.Mcd2);
 452
 453         if (Config.Debug) {
 454                 StartDebugger();
 455         }
 456
 457         return 0;
 458 }
 459
 460 void emu_core_ask_exit(void)
 461 {
 462         stop = 1;
 463         g_emu_want_quit = 1;
 464 }
 465
 466 #ifndef NO_FRONTEND
 467
 468 #include <sys/stat.h>
 469 #include <sys/types.h>
 470
 471 static void create_profile_dir(const char *directory) {
 472         char path[MAXPATHLEN];
 473
 474         MAKE_PATH(path, directory, NULL);
 475         mkdir(path, S_IRWXU | S_IRWXG);
 476 }
 477
 478 static void check_profile(void) {
 479         // make sure that ~/.pcsx exists
 480         create_profile_dir(PCSX_DOT_DIR);
 481
 482         create_profile_dir(BIOS_DIR);
 483         create_profile_dir(MEMCARD_DIR);
 484         create_profile_dir(STATES_DIR);
 485         create_profile_dir(PLUGINS_DIR);
 486         create_profile_dir(PLUGINS_CFG_DIR);
 487         create_profile_dir(CHEATS_DIR);
 488         create_profile_dir(PATCHES_DIR);
 489         create_profile_dir(PCSX_DOT_DIR "cfg");
 490         create_profile_dir("/screenshots/");
 491 }
 492
 493 static void check_memcards(void)
 494 {
 495         char buf[MAXPATHLEN];
 496         FILE *f;
 497         int i;
 498
 499         for (i = 1; i <= 9; i++) {
 500                 snprintf(buf, sizeof(buf), ".%scard%d.mcd", MEMCARD_DIR, i);
 501
 502                 f = fopen(buf, "rb");
 503                 if (f == NULL) {
 504                         SysPrintf("Creating memcard: %s\n", buf);
 505                         CreateMcd(buf);
 506                 }
 507                 else
 508                         fclose(f);
 509         }
 510 }
 511
 512 int main(int argc, char *argv[])
 513 {
 514         char file[MAXPATHLEN] = "";
 515         char path[MAXPATHLEN];
 516         const char *cdfile = NULL;
 517         const char *loadst_f = NULL;
 518         int psxout = 0;
 519         int loadst = 0;
 520         int i;
 521
 522         emu_core_preinit();
 523
 524         // read command line options
 525         for (i = 1; i < argc; i++) {
 526                      if (!strcmp(argv[i], "-psxout")) psxout = 1;
 527                 else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
 528                 else if (!strcmp(argv[i], "-cfg")) {
 529                         if (i+1 >= argc) break;
 530                         strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);   /* TODO buffer overruns */
 531                         SysPrintf("Using config file %s.\n", cfgfile_basename);
 532                 }
 533                 else if (!strcmp(argv[i], "-cdfile")) {
 534                         char isofilename[MAXPATHLEN];
 535
 536                         if (i+1 >= argc) break;
 537                         strncpy(isofilename, argv[++i], MAXPATHLEN);
 538                         if (isofilename[0] != '/') {
 539                                 getcwd(path, MAXPATHLEN);
 540                                 if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
 541                                         strcat(path, "/");
 542                                         strcat(path, isofilename);
 543                                         strcpy(isofilename, path);
 544                                 } else
 545                                         isofilename[0] = 0;
 546                         }
 547
 548                         cdfile = isofilename;
 549                 }
 550                 else if (!strcmp(argv[i], "-loadf")) {
 551                         if (i+1 >= argc) break;
 552                         loadst_f = argv[++i];
 553                 }
 554                 else if (!strcmp(argv[i], "-h") ||
 555                          !strcmp(argv[i], "-help") ||
 556                          !strcmp(argv[i], "--help")) {
 557                          printf("PCSX-ReARMed " REV "\n");
 558                          printf("%s\n", _(
 559                                                         " pcsx [options] [file]\n"
 560                                                         "\toptions:\n"
 561                                                         "\t-cdfile FILE\tRuns a CD image file\n"
 562                                                         "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
 563                                                         "\t-psxout\t\tEnable PSX output\n"
 564                                                         "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
 565                                                         "\t-h -help\tDisplay this message\n"
 566                                                         "\tfile\t\tLoads a PSX EXE file\n"));
 567                          return 0;
 568                 } else {
 569                         strncpy(file, argv[i], MAXPATHLEN);
 570                         if (file[0] != '/') {
 571                                 getcwd(path, MAXPATHLEN);
 572                                 if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
 573                                         strcat(path, "/");
 574                                         strcat(path, file);
 575                                         strcpy(file, path);
 576                                 } else
 577                                         file[0] = 0;
 578                         }
 579                 }
 580         }
 581
 582         if (cdfile)
 583                 set_cd_image(cdfile);
 584
 585         // frontend stuff
 586         // init input but leave probing to platform code,
 587         // they add input drivers and may need to modify them after probe
 588         in_init();
 589         pl_init();
 590         plat_init();
 591         menu_init(); // loads config
 592
 593         if (emu_core_init() != 0)
 594                 return 1;
 595
 596         if (psxout)
 597                 Config.PsxOut = 1;
 598
 599         if (LoadPlugins() == -1) {
 600                 // FIXME: this recovery doesn't work, just delete bad config and bail out
 601                 // SysMessage("could not load plugins, retrying with defaults\n");
 602                 set_default_paths();
 603                 snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
 604                 remove(path);
 605                 SysMessage("Failed loading plugins!");
 606                 return 1;
 607         }
 608         pcnt_hook_plugins();
 609
 610         if (OpenPlugins() == -1) {
 611                 return 1;
 612         }
 613         plugin_call_rearmed_cbs();
 614
 615         CheckCdrom();
 616         SysReset();
 617
 618         if (file[0] != '\0') {
 619                 if (Load(file) != -1)
 620                         ready_to_go = 1;
 621         } else {
 622                 if (cdfile) {
 623                         if (LoadCdrom() == -1) {
 624                                 ClosePlugins();
 625                                 SysPrintf(_("Could not load CD-ROM!\n"));
 626                                 return -1;
 627                         }
 628                         emu_on_new_cd(!loadst);
 629                         ready_to_go = 1;
 630                 }
 631         }
 632
 633         if (loadst_f) {
 634                 int ret = LoadState(loadst_f);
 635                 SysPrintf("%s state file: %s\n",
 636                         ret ? "failed to load" : "loaded", loadst_f);
 637                 ready_to_go |= ret == 0;
 638         }
 639
 640         if (ready_to_go) {
 641                 menu_prepare_emu();
 642
 643                 // If a state has been specified, then load that
 644                 if (loadst) {
 645                         int ret = emu_load_state(loadst - 1);
 646                         SysPrintf("%s state %d\n",
 647                                 ret ? "failed to load" : "loaded", loadst);
 648                 }
 649         }
 650         else
 651                 menu_loop();
 652
 653         pl_start_watchdog();
 654
 655         while (!g_emu_want_quit)
 656         {
 657                 stop = 0;
 658                 emu_action = SACTION_NONE;
 659
 660                 psxCpu->Execute();
 661                 if (emu_action != SACTION_NONE)
 662                         do_emu_action();
 663         }
 664
 665         printf("Exit..\n");
 666         ClosePlugins();
 667         SysClose();
 668         menu_finish();
 669         plat_finish();
 670
 671         return 0;
 672 }
 673
 674 static void toggle_fast_forward(int force_off)
 675 {
 676         static int fast_forward;
 677         static int normal_g_opts;
 678         static int normal_frameskip;
 679         static int normal_enhancement_enable;
 680
 681         if (force_off && !fast_forward)
 682                 return;
 683
 684         fast_forward = !fast_forward;
 685         if (fast_forward) {
 686                 normal_g_opts = g_opts;
 687                 normal_frameskip = pl_rearmed_cbs.frameskip;
 688                 normal_enhancement_enable =
 689                         pl_rearmed_cbs.gpu_neon.enhancement_enable;
 690
 691                 g_opts |= OPT_NO_FRAMELIM;
 692                 pl_rearmed_cbs.frameskip = 3;
 693                 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
 694         } else {
 695                 g_opts = normal_g_opts;
 696                 pl_rearmed_cbs.frameskip = normal_frameskip;
 697                 pl_rearmed_cbs.gpu_neon.enhancement_enable =
 698                         normal_enhancement_enable;
 699
 700                 pl_timing_prepare(Config.PsxType);
 701         }
 702
 703         if (!force_off)
 704                 snprintf(hud_msg, sizeof(hud_msg), "FAST FORWARD %s",
 705                         fast_forward ? "ON" : "OFF");
 706 }
 707
 708 static void SignalExit(int sig) {
 709         // only to restore framebuffer/resolution on some devices
 710         plat_finish();
 711         exit(1);
 712 }
 713 #endif
 714
 715 void SysRunGui() {
 716         printf("SysRunGui\n");
 717 }
 718
 719 static void dummy_lace()
 720 {
 721 }
 722
 723 void SysReset() {
 724         // rearmed hack: EmuReset() runs some code when real BIOS is used,
 725         // but we usually do reset from menu while GPU is not open yet,
 726         // so we need to prevent updateLace() call..
 727         void *real_lace = GPU_updateLace;
 728         GPU_updateLace = dummy_lace;
 729         g_emu_resetting = 1;
 730
 731         // reset can run code, timing must be set
 732         pl_timing_prepare(Config.PsxType);
 733
 734    // hmh core forgets this
 735         CDR_stop();
 736
 737         EmuReset();
 738
 739         GPU_updateLace = real_lace;
 740         g_emu_resetting = 0;
 741 }
 742
 743 void SysClose() {
 744         EmuShutdown();
 745         ReleasePlugins();
 746
 747         StopDebugger();
 748
 749         if (emuLog != NULL && emuLog != stdout && emuLog != stderr) {
 750                 fclose(emuLog);
 751                 emuLog = NULL;
 752         }
 753 }
 754
 755 void SysUpdate() {
 756 }
 757
 758 int get_state_filename(char *buf, int size, int i) {
 759         return get_gameid_filename(buf, size,
 760                 "." STATES_DIR "%.32s-%.9s.%3.3d", i);
 761 }
 762
 763 int emu_check_state(int slot)
 764 {
 765         char fname[MAXPATHLEN];
 766         int ret;
 767
 768         ret = get_state_filename(fname, sizeof(fname), slot);
 769         if (ret != 0)
 770                 return ret;
 771
 772         return CheckState(fname);
 773 }
 774
 775 int emu_save_state(int slot)
 776 {
 777         char fname[MAXPATHLEN];
 778         int ret;
 779
 780         ret = get_state_filename(fname, sizeof(fname), slot);
 781         if (ret != 0)
 782                 return ret;
 783
 784         ret = SaveState(fname);
 785 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) && !defined(__SWITCH__) /* XXX GPH hack */
 786         sync();
 787 #endif
 788         SysPrintf("* %s \"%s\" [%d]\n",
 789                 ret == 0 ? "saved" : "failed to save", fname, slot);
 790         return ret;
 791 }
 792
 793 int emu_load_state(int slot)
 794 {
 795         char fname[MAXPATHLEN];
 796         int ret;
 797
 798         hud_msg[0] = 0;
 799
 800         ret = get_state_filename(fname, sizeof(fname), slot);
 801         if (ret != 0)
 802                 return ret;
 803
 804         return LoadState(fname);
 805 }
 806
 807 #ifndef HAVE_LIBRETRO
 808 #ifndef ANDROID
 809
 810 void SysPrintf(const char *fmt, ...) {
 811         va_list list;
 812
 813         va_start(list, fmt);
 814         vfprintf(emuLog, fmt, list);
 815         va_end(list);
 816         fflush(emuLog);
 817 }
 818
 819 #else
 820
 821 #include <android/log.h>
 822
 823 void SysPrintf(const char *fmt, ...) {
 824         va_list list;
 825
 826         va_start(list, fmt);
 827         __android_log_vprint(ANDROID_LOG_INFO, "PCSX", fmt, list);
 828         va_end(list);
 829 }
 830
 831 #endif
 832 #endif /* HAVE_LIBRETRO */
 833
 834 void SysMessage(const char *fmt, ...) {
 835         va_list list;
 836         char msg[512];
 837         int ret;
 838
 839         va_start(list, fmt);
 840         ret = vsnprintf(msg, sizeof(msg), fmt, list);
 841         va_end(list);
 842
 843         if (ret < sizeof(msg) && msg[ret - 1] == '\n')
 844                 msg[ret - 1] = 0;
 845
 846         SysPrintf("%s\n", msg);
 847 }
 848
 849 #define PARSEPATH(dst, src) \
 850         ptr = src + strlen(src); \
 851         while (*ptr != '\\' && ptr != src) ptr--; \
 852         if (ptr != src) { \
 853                 strcpy(dst, ptr+1); \
 854         }
 855
 856 static int _OpenPlugins(void) {
 857         int ret;
 858
 859 #ifndef NO_FRONTEND
 860         signal(SIGINT, SignalExit);
 861         signal(SIGPIPE, SignalExit);
 862 #endif
 863
 864         GPU_clearDynarec(clearDynarec);
 865
 866         ret = CDR_open();
 867         if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
 868         ret = SPU_open();
 869         if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
 870         SPU_registerCallback(SPUirq);
 871         SPU_registerScheduleCb(SPUschedule);
 872         // pcsx-rearmed: we handle gpu elsewhere
 873         //ret = GPU_open(&gpuDisp, "PCSX", NULL);
 874         //if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
 875         ret = PAD1_open(&gpuDisp);
 876         if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
 877         ret = PAD2_open(&gpuDisp);
 878         if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
 879
 880         if (Config.UseNet && !NetOpened) {
 881                 netInfo info;
 882                 char path[MAXPATHLEN * 2];
 883                 char dotdir[MAXPATHLEN];
 884
 885                 MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
 886
 887                 strcpy(info.EmuName, "PCSX");
 888                 memcpy(info.CdromID, CdromId, 9); /* no \0 trailing character? */
 889                 memcpy(info.CdromLabel, CdromLabel, 9);
 890                 info.CdromLabel[9] = '\0';
 891                 info.psxMem = psxM;
 892                 info.GPU_showScreenPic = GPU_showScreenPic;
 893                 info.GPU_displayText = GPU_displayText;
 894                 info.GPU_showScreenPic = GPU_showScreenPic;
 895                 info.PAD_setSensitive = PAD1_setSensitive;
 896                 sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
 897                 strcpy(info.BIOSpath, path);
 898                 strcpy(info.MCD1path, Config.Mcd1);
 899                 strcpy(info.MCD2path, Config.Mcd2);
 900                 sprintf(path, "%s%s", dotdir, Config.Gpu);
 901                 strcpy(info.GPUpath, path);
 902                 sprintf(path, "%s%s", dotdir, Config.Spu);
 903                 strcpy(info.SPUpath, path);
 904                 sprintf(path, "%s%s", dotdir, Config.Cdr);
 905                 strcpy(info.CDRpath, path);
 906                 NET_setInfo(&info);
 907
 908                 ret = NET_open(&gpuDisp);
 909                 if (ret < 0) {
 910                         if (ret == -2) {
 911                                 // -2 is returned when something in the info
 912                                 // changed and needs to be synced
 913                                 char *ptr;
 914
 915                                 PARSEPATH(Config.Bios, info.BIOSpath);
 916                                 PARSEPATH(Config.Gpu,  info.GPUpath);
 917                                 PARSEPATH(Config.Spu,  info.SPUpath);
 918                                 PARSEPATH(Config.Cdr,  info.CDRpath);
 919
 920                                 strcpy(Config.Mcd1, info.MCD1path);
 921                                 strcpy(Config.Mcd2, info.MCD2path);
 922                                 return -2;
 923                         } else {
 924                                 Config.UseNet = FALSE;
 925                         }
 926                 } else {
 927                         if (NET_queryPlayer() == 1) {
 928                                 if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
 929                         } else {
 930                                 if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
 931                         }
 932                 }
 933                 NetOpened = TRUE;
 934         } else if (Config.UseNet) {
 935                 NET_resume();
 936         }
 937
 938         return 0;
 939 }
 940
 941 int OpenPlugins() {
 942         int ret;
 943
 944         while ((ret = _OpenPlugins()) == -2) {
 945                 ReleasePlugins();
 946                 LoadMcds(Config.Mcd1, Config.Mcd2);
 947                 if (LoadPlugins() == -1) return -1;
 948         }
 949         return ret;
 950 }
 951
 952 void ClosePlugins() {
 953         int ret;
 954
 955 #ifndef NO_FRONTEND
 956         signal(SIGINT, SIG_DFL);
 957         signal(SIGPIPE, SIG_DFL);
 958 #endif
 959
 960         ret = CDR_close();
 961         if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
 962         ret = SPU_close();
 963         if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
 964         ret = PAD1_close();
 965         if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
 966         ret = PAD2_close();
 967         if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
 968         // pcsx-rearmed: we handle gpu elsewhere
 969         //ret = GPU_close();
 970         //if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
 971
 972         if (Config.UseNet) {
 973                 NET_pause();
 974         }
 975 }
 976
 977 /* we hook statically linked plugins here */
 978 static const char *builtin_plugins[] = {
 979         "builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
 980         "builtin_cdrcimg",
 981 };
 982
 983 static const int builtin_plugin_ids[] = {
 984         PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
 985         PLUGIN_CDRCIMG,
 986 };
 987
 988 void *SysLoadLibrary(const char *lib) {
 989         const char *tmp = strrchr(lib, '/');
 990         void *ret = NULL;
 991         int i;
 992
 993         SysPrintf("plugin: %s\n", lib);
 994
 995         if (tmp != NULL) {
 996                 tmp++;
 997                 for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
 998                         if (strcmp(tmp, builtin_plugins[i]) == 0)
 999                                 return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
1000         }
1001
1002 #if !defined(_WIN32) && !defined(NO_DYLIB)
1003         ret = dlopen(lib, RTLD_NOW);
1004         if (ret == NULL)
1005                 SysMessage("dlopen: %s", dlerror());
1006 #else
1007         /* no external plugin support, abi is no longer
1008          * compatible with psemu/pcsx anyway */
1009 #endif
1010         return ret;
1011 }
1012
1013 void *SysLoadSym(void *lib, const char *sym) {
1014         unsigned int plugid = (unsigned int)(long)lib;
1015
1016         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1017                 return plugin_link(plugid - PLUGIN_DL_BASE, sym);
1018
1019 #if !defined(_WIN32) && !defined(NO_DYLIB)
1020         return dlsym(lib, sym);
1021 #else
1022         return NULL;
1023 #endif
1024 }
1025
1026 const char *SysLibError() {
1027 #if defined(NO_DYLIB)
1028    return NULL;
1029 #elif !defined(_WIN32)
1030         return dlerror();
1031 #else
1032         return "not supported";
1033 #endif
1034 }
1035
1036 void SysCloseLibrary(void *lib) {
1037         unsigned int plugid = (unsigned int)(long)lib;
1038
1039         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1040                 return;
1041
1042 #if !defined(_WIN32) && !defined(NO_DYLIB)
1043         dlclose(lib);
1044 #endif
1045 }