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.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.idiablofix = 0;
 152         spu_config.iUseInterpolation = 1;
 153         spu_config.iXAPitch = 0;
 154         spu_config.iVolume = 768;
 155         spu_config.iTempo = 0;
 156         spu_config.iUseThread = 1; // no effect if only 1 core is detected
 157 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) /* XXX GPH hack */
 158         spu_config.iUseReverb = 0;
 159         spu_config.iUseInterpolation = 0;
 160         spu_config.iTempo = 1;
 161 #endif
 162         new_dynarec_hacks = 0;
 163         cycle_multiplier = 200;
 164
 165         in_type[0] = PSE_PAD_TYPE_STANDARD;
 166         in_type[1] = PSE_PAD_TYPE_STANDARD;
 167 }
 168
 169 void do_emu_action(void)
 170 {
 171         int ret;
 172
 173         emu_action_old = emu_action;
 174
 175         switch (emu_action) {
 176         case SACTION_LOAD_STATE:
 177                 ret = emu_load_state(state_slot);
 178                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
 179                 break;
 180         case SACTION_SAVE_STATE:
 181                 ret = emu_save_state(state_slot);
 182                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
 183                 break;
 184 #ifndef NO_FRONTEND
 185         case SACTION_ENTER_MENU:
 186                 toggle_fast_forward(1);
 187                 menu_loop();
 188                 return;
 189         case SACTION_NEXT_SSLOT:
 190                 state_slot++;
 191                 if (state_slot > 9)
 192                         state_slot = 0;
 193                 goto do_state_slot;
 194         case SACTION_PREV_SSLOT:
 195                 state_slot--;
 196                 if (state_slot < 0)
 197                         state_slot = 9;
 198 do_state_slot:
 199                 snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
 200                         emu_check_state(state_slot) == 0 ? "USED" : "FREE");
 201                 hud_new_msg = 3;
 202                 SysPrintf("* %s\n", hud_msg);
 203                 break;
 204         case SACTION_TOGGLE_FSKIP:
 205                 pl_rearmed_cbs.fskip_advice = 0;
 206                 pl_rearmed_cbs.frameskip++;
 207                 if (pl_rearmed_cbs.frameskip > 1)
 208                         pl_rearmed_cbs.frameskip = -1;
 209                 snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP: %s",
 210                         pl_rearmed_cbs.frameskip == -1 ? "AUTO" :
 211                         pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
 212                 plugin_call_rearmed_cbs();
 213                 break;
 214         case SACTION_SWITCH_DISPMODE:
 215                 pl_switch_dispmode();
 216                 plugin_call_rearmed_cbs();
 217                 if (GPU_open != NULL && GPU_close != NULL) {
 218                         GPU_close();
 219                         GPU_open(&gpuDisp, "PCSX", NULL);
 220                 }
 221                 break;
 222         case SACTION_FAST_FORWARD:
 223                 toggle_fast_forward(0);
 224                 plugin_call_rearmed_cbs();
 225                 break;
 226         case SACTION_TOGGLE_FPS:
 227                 if ((g_opts & (OPT_SHOWFPS|OPT_SHOWCPU))
 228                     == (OPT_SHOWFPS|OPT_SHOWCPU))
 229                         g_opts &= ~(OPT_SHOWFPS|OPT_SHOWCPU);
 230                 else if (g_opts & OPT_SHOWFPS)
 231                         g_opts |= OPT_SHOWCPU;
 232                 else
 233                         g_opts |= OPT_SHOWFPS;
 234                 break;
 235         case SACTION_TOGGLE_FULLSCREEN:
 236                 plat_target.vout_fullscreen = !plat_target.vout_fullscreen;
 237                 if (GPU_open != NULL && GPU_close != NULL) {
 238                         GPU_close();
 239                         GPU_open(&gpuDisp, "PCSX", NULL);
 240                 }
 241                 break;
 242         case SACTION_SCREENSHOT:
 243                 {
 244                         char buf[MAXPATHLEN];
 245                         void *scrbuf;
 246                         int w, h, bpp;
 247                         time_t t = time(NULL);
 248                         struct tm *tb = localtime(&t);
 249                         int ti = tb->tm_yday * 1000000 + tb->tm_hour * 10000 +
 250                                 tb->tm_min * 100 + tb->tm_sec;
 251
 252                         scrbuf = pl_prepare_screenshot(&w, &h, &bpp);
 253                         get_gameid_filename(buf, sizeof(buf),
 254                                 "screenshots/%.32s-%.9s.%d.png", ti);
 255                         ret = -1;
 256                         if (scrbuf != 0 && bpp == 16)
 257                                 ret = writepng(buf, scrbuf, w, h);
 258                         if (ret == 0)
 259                                 snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
 260                         break;
 261                 }
 262         case SACTION_VOLUME_UP:
 263         case SACTION_VOLUME_DOWN:
 264                 {
 265                         static int volume;
 266                         plat_target_step_volume(&volume,
 267                                 emu_action == SACTION_VOLUME_UP ? 1 : -1);
 268                 }
 269                 return;
 270         case SACTION_MINIMIZE:
 271                 if (GPU_close != NULL)
 272                         GPU_close();
 273
 274                 plat_minimize();
 275
 276                 if (GPU_open != NULL) {
 277                         ret = GPU_open(&gpuDisp, "PCSX", NULL);
 278                         if (ret)
 279                                 SysMessage("GPU_open returned %d", ret);
 280                 }
 281                 return;
 282 #endif
 283         default:
 284                 return;
 285         }
 286
 287         hud_new_msg = 3;
 288 }
 289
 290 static char basic_lcase(char c)
 291 {
 292         if ('A' <= c && c <= 'Z')
 293                 return c - 'A' + 'a';
 294         return c;
 295 }
 296
 297 static int cdidcmp(const char *id1, const char *id2)
 298 {
 299         while (*id1 != 0 && *id2 != 0) {
 300                 if (*id1 == '_') { id1++; continue; }
 301                 if (*id2 == '_') { id2++; continue; }
 302                 if (basic_lcase(*id1) != basic_lcase(*id2))
 303                         break;
 304                 id1++;
 305                 id2++;
 306         }
 307
 308         return *id1 - *id2;
 309 }
 310
 311 static void parse_cwcheat(void)
 312 {
 313         char line[256], buf[256], name[256], *p;
 314         int newcheat = 1;
 315         u32 a, v;
 316         FILE *f;
 317
 318         f = fopen("cheatpops.db", "r");
 319         if (f == NULL)
 320                 return;
 321
 322         /* find the game */
 323         while (fgets(line, sizeof(line), f)) {
 324                 if (sscanf(line, "_S %63s", buf) != 1)
 325                         continue;
 326                 if (cdidcmp(buf, CdromId) == 0)
 327                         break;
 328         }
 329
 330         if (feof(f))
 331                 goto out;
 332
 333         SysPrintf("cwcheat section found for %s\n", CdromId);
 334         while (fgets(line, sizeof(line), f))
 335         {
 336                 p = line + strlen(line);
 337                 for (p--; p >= line && (*p == '\r' || *p == '\n' || *p == ' '); p--)
 338                         *p = 0;
 339                 if (*p == 0 || *p == '#' || *p == ';')
 340                         continue;
 341
 342                 if (strncmp(line, "_S", 2) == 0)
 343                         break;
 344                 if (strncmp(line, "_G", 2) == 0) {
 345                         SysPrintf("  cwcheat game name: '%s'\n", line + 3);
 346                         continue;
 347                 }
 348                 if (strncmp(line, "_C0", 3) == 0) {
 349                         if (!newcheat && Cheats[NumCheats - 1].n == 0) {
 350                                 SysPrintf("cheat '%s' failed to parse\n", name);
 351                                 free(Cheats[NumCheats - 1].Descr);
 352                                 NumCheats--;
 353                         }
 354                         snprintf(name, sizeof(name), "%s", line + 4);
 355                         newcheat = 1;
 356                         continue;
 357                 }
 358                 if (sscanf(line, "_L %x %x", &a, &v) != 2) {
 359                         SysPrintf("line failed to parse: '%s'\n", line);
 360                         continue;
 361                 }
 362
 363                 if (newcheat) {
 364                         if (NumCheats >= NumCheatsAllocated) {
 365                                 NumCheatsAllocated += 16;
 366                                 Cheats = realloc(Cheats, sizeof(Cheat) *
 367                                                 NumCheatsAllocated);
 368                                 if (Cheats == NULL)
 369                                         break;
 370                         }
 371                         Cheats[NumCheats].Descr = strdup(name);
 372                         Cheats[NumCheats].Enabled = 0;
 373                         Cheats[NumCheats].WasEnabled = 0;
 374                         Cheats[NumCheats].First = NumCodes;
 375                         Cheats[NumCheats].n = 0;
 376                         NumCheats++;
 377                         newcheat = 0;
 378                 }
 379
 380                 if (NumCodes >= NumCodesAllocated) {
 381                         NumCodesAllocated += 16;
 382                         CheatCodes = realloc(CheatCodes, sizeof(CheatCode) *
 383                                 NumCodesAllocated);
 384                         if (CheatCodes == NULL)
 385                                 break;
 386                 }
 387                 CheatCodes[NumCodes].Addr = a;
 388                 CheatCodes[NumCodes].Val = v;
 389                 NumCodes++;
 390                 Cheats[NumCheats - 1].n++;
 391         }
 392
 393 out:
 394         fclose(f);
 395 }
 396
 397 void emu_on_new_cd(int show_hud_msg)
 398 {
 399         ClearAllCheats();
 400         parse_cwcheat();
 401
 402         if (Config.HLE) {
 403                 SysPrintf("note: running with HLE BIOS, expect compatibility problems\n");
 404                 SysPrintf("----------------------------------------------------------\n");
 405         }
 406
 407         if (show_hud_msg) {
 408                 snprintf(hud_msg, sizeof(hud_msg), BOOT_MSG);
 409                 hud_new_msg = 3;
 410         }
 411 }
 412
 413 int emu_core_preinit(void)
 414 {
 415         // what is the name of the config file?
 416         // it may be redefined by -cfg on the command line
 417         strcpy(cfgfile_basename, "pcsx.cfg");
 418
 419 #ifdef IOS
 420         emuLog = fopen("/User/Documents/pcsxr.log", "w");
 421         if (emuLog == NULL)
 422                 emuLog = fopen("pcsxr.log", "w");
 423         if (emuLog == NULL)
 424 #endif
 425         emuLog = stdout;
 426
 427         SetIsoFile(NULL);
 428
 429         memset(&Config, 0, sizeof(Config));
 430
 431         set_default_paths();
 432         emu_set_default_config();
 433         strcpy(Config.Bios, "HLE");
 434
 435         return 0;
 436 }
 437
 438 int emu_core_init(void)
 439 {
 440         SysPrintf("Starting PCSX-ReARMed " REV "\n");
 441
 442 #ifndef NO_FRONTEND
 443         check_profile();
 444         check_memcards();
 445 #endif
 446
 447         if (EmuInit() == -1) {
 448                 SysPrintf("PSX emulator couldn't be initialized.\n");
 449                 return -1;
 450         }
 451
 452         LoadMcds(Config.Mcd1, Config.Mcd2);
 453
 454         if (Config.Debug) {
 455                 StartDebugger();
 456         }
 457
 458         return 0;
 459 }
 460
 461 void emu_core_ask_exit(void)
 462 {
 463         stop = 1;
 464         g_emu_want_quit = 1;
 465 }
 466
 467 #ifndef NO_FRONTEND
 468
 469 #include <sys/stat.h>
 470 #include <sys/types.h>
 471
 472 static void create_profile_dir(const char *directory) {
 473         char path[MAXPATHLEN];
 474
 475         MAKE_PATH(path, directory, NULL);
 476         mkdir(path, S_IRWXU | S_IRWXG);
 477 }
 478
 479 static void check_profile(void) {
 480         // make sure that ~/.pcsx exists
 481         create_profile_dir(PCSX_DOT_DIR);
 482
 483         create_profile_dir(BIOS_DIR);
 484         create_profile_dir(MEMCARD_DIR);
 485         create_profile_dir(STATES_DIR);
 486         create_profile_dir(PLUGINS_DIR);
 487         create_profile_dir(PLUGINS_CFG_DIR);
 488         create_profile_dir(CHEATS_DIR);
 489         create_profile_dir(PATCHES_DIR);
 490         create_profile_dir(PCSX_DOT_DIR "cfg");
 491         create_profile_dir("/screenshots/");
 492 }
 493
 494 static void check_memcards(void)
 495 {
 496         char buf[MAXPATHLEN];
 497         FILE *f;
 498         int i;
 499
 500         for (i = 1; i <= 9; i++) {
 501                 snprintf(buf, sizeof(buf), ".%scard%d.mcd", MEMCARD_DIR, i);
 502
 503                 f = fopen(buf, "rb");
 504                 if (f == NULL) {
 505                         SysPrintf("Creating memcard: %s\n", buf);
 506                         CreateMcd(buf);
 507                 }
 508                 else
 509                         fclose(f);
 510         }
 511 }
 512
 513 int main(int argc, char *argv[])
 514 {
 515         char file[MAXPATHLEN] = "";
 516         char path[MAXPATHLEN];
 517         const char *cdfile = NULL;
 518         const char *loadst_f = NULL;
 519         int psxout = 0;
 520         int loadst = 0;
 521         int i;
 522
 523         emu_core_preinit();
 524
 525         // read command line options
 526         for (i = 1; i < argc; i++) {
 527                      if (!strcmp(argv[i], "-psxout")) psxout = 1;
 528                 else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
 529                 else if (!strcmp(argv[i], "-cfg")) {
 530                         if (i+1 >= argc) break;
 531                         strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);   /* TODO buffer overruns */
 532                         SysPrintf("Using config file %s.\n", cfgfile_basename);
 533                 }
 534                 else if (!strcmp(argv[i], "-cdfile")) {
 535                         char isofilename[MAXPATHLEN];
 536
 537                         if (i+1 >= argc) break;
 538                         strncpy(isofilename, argv[++i], MAXPATHLEN);
 539                         if (isofilename[0] != '/') {
 540                                 getcwd(path, MAXPATHLEN);
 541                                 if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
 542                                         strcat(path, "/");
 543                                         strcat(path, isofilename);
 544                                         strcpy(isofilename, path);
 545                                 } else
 546                                         isofilename[0] = 0;
 547                         }
 548
 549                         cdfile = isofilename;
 550                 }
 551                 else if (!strcmp(argv[i], "-loadf")) {
 552                         if (i+1 >= argc) break;
 553                         loadst_f = argv[++i];
 554                 }
 555                 else if (!strcmp(argv[i], "-h") ||
 556                          !strcmp(argv[i], "-help") ||
 557                          !strcmp(argv[i], "--help")) {
 558                          printf("PCSX-ReARMed " REV "\n");
 559                          printf("%s\n", _(
 560                                                         " pcsx [options] [file]\n"
 561                                                         "\toptions:\n"
 562                                                         "\t-cdfile FILE\tRuns a CD image file\n"
 563                                                         "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
 564                                                         "\t-psxout\t\tEnable PSX output\n"
 565                                                         "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
 566                                                         "\t-h -help\tDisplay this message\n"
 567                                                         "\tfile\t\tLoads a PSX EXE file\n"));
 568                          return 0;
 569                 } else {
 570                         strncpy(file, argv[i], MAXPATHLEN);
 571                         if (file[0] != '/') {
 572                                 getcwd(path, MAXPATHLEN);
 573                                 if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
 574                                         strcat(path, "/");
 575                                         strcat(path, file);
 576                                         strcpy(file, path);
 577                                 } else
 578                                         file[0] = 0;
 579                         }
 580                 }
 581         }
 582
 583         if (cdfile)
 584                 set_cd_image(cdfile);
 585
 586         // frontend stuff
 587         // init input but leave probing to platform code,
 588         // they add input drivers and may need to modify them after probe
 589         in_init();
 590         pl_init();
 591         plat_init();
 592         menu_init(); // loads config
 593
 594         if (emu_core_init() != 0)
 595                 return 1;
 596
 597         if (psxout)
 598                 Config.PsxOut = 1;
 599
 600         if (LoadPlugins() == -1) {
 601                 // FIXME: this recovery doesn't work, just delete bad config and bail out
 602                 // SysMessage("could not load plugins, retrying with defaults\n");
 603                 set_default_paths();
 604                 snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
 605                 remove(path);
 606                 SysMessage("Failed loading plugins!");
 607                 return 1;
 608         }
 609         pcnt_hook_plugins();
 610
 611         if (OpenPlugins() == -1) {
 612                 return 1;
 613         }
 614         plugin_call_rearmed_cbs();
 615
 616         CheckCdrom();
 617         SysReset();
 618
 619         if (file[0] != '\0') {
 620                 if (Load(file) != -1)
 621                         ready_to_go = 1;
 622         } else {
 623                 if (cdfile) {
 624                         if (LoadCdrom() == -1) {
 625                                 ClosePlugins();
 626                                 SysPrintf(_("Could not load CD-ROM!\n"));
 627                                 return -1;
 628                         }
 629                         emu_on_new_cd(!loadst);
 630                         ready_to_go = 1;
 631                 }
 632         }
 633
 634         if (loadst_f) {
 635                 int ret = LoadState(loadst_f);
 636                 SysPrintf("%s state file: %s\n",
 637                         ret ? "failed to load" : "loaded", loadst_f);
 638                 ready_to_go |= ret == 0;
 639         }
 640
 641         if (ready_to_go) {
 642                 menu_prepare_emu();
 643
 644                 // If a state has been specified, then load that
 645                 if (loadst) {
 646                         int ret = emu_load_state(loadst - 1);
 647                         SysPrintf("%s state %d\n",
 648                                 ret ? "failed to load" : "loaded", loadst);
 649                 }
 650         }
 651         else
 652                 menu_loop();
 653
 654         pl_start_watchdog();
 655
 656         while (!g_emu_want_quit)
 657         {
 658                 stop = 0;
 659                 emu_action = SACTION_NONE;
 660
 661                 psxCpu->Execute();
 662                 if (emu_action != SACTION_NONE)
 663                         do_emu_action();
 664         }
 665
 666         printf("Exit..\n");
 667         ClosePlugins();
 668         SysClose();
 669         menu_finish();
 670         plat_finish();
 671
 672         return 0;
 673 }
 674
 675 static void toggle_fast_forward(int force_off)
 676 {
 677         static int fast_forward;
 678         static int normal_g_opts;
 679         static int normal_frameskip;
 680         static int normal_enhancement_enable;
 681
 682         if (force_off && !fast_forward)
 683                 return;
 684
 685         fast_forward = !fast_forward;
 686         if (fast_forward) {
 687                 normal_g_opts = g_opts;
 688                 normal_frameskip = pl_rearmed_cbs.frameskip;
 689                 normal_enhancement_enable =
 690                         pl_rearmed_cbs.gpu_neon.enhancement_enable;
 691
 692                 g_opts |= OPT_NO_FRAMELIM;
 693                 pl_rearmed_cbs.frameskip = 3;
 694                 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
 695         } else {
 696                 g_opts = normal_g_opts;
 697                 pl_rearmed_cbs.frameskip = normal_frameskip;
 698                 pl_rearmed_cbs.gpu_neon.enhancement_enable =
 699                         normal_enhancement_enable;
 700
 701                 pl_timing_prepare(Config.PsxType);
 702         }
 703
 704         if (!force_off)
 705                 snprintf(hud_msg, sizeof(hud_msg), "FAST FORWARD %s",
 706                         fast_forward ? "ON" : "OFF");
 707 }
 708
 709 static void SignalExit(int sig) {
 710         // only to restore framebuffer/resolution on some devices
 711         plat_finish();
 712         exit(1);
 713 }
 714 #endif
 715
 716 void SysRunGui() {
 717         printf("SysRunGui\n");
 718 }
 719
 720 static void dummy_lace()
 721 {
 722 }
 723
 724 void SysReset() {
 725         // rearmed hack: EmuReset() runs some code when real BIOS is used,
 726         // but we usually do reset from menu while GPU is not open yet,
 727         // so we need to prevent updateLace() call..
 728         void *real_lace = GPU_updateLace;
 729         GPU_updateLace = dummy_lace;
 730         g_emu_resetting = 1;
 731
 732         // reset can run code, timing must be set
 733         pl_timing_prepare(Config.PsxType);
 734
 735    // hmh core forgets this
 736         CDR_stop();
 737
 738         EmuReset();
 739
 740         GPU_updateLace = real_lace;
 741         g_emu_resetting = 0;
 742 }
 743
 744 void SysClose() {
 745         EmuShutdown();
 746         ReleasePlugins();
 747
 748         StopDebugger();
 749
 750         if (emuLog != NULL && emuLog != stdout && emuLog != stderr) {
 751                 fclose(emuLog);
 752                 emuLog = NULL;
 753         }
 754 }
 755
 756 void SysUpdate() {
 757 }
 758
 759 int get_state_filename(char *buf, int size, int i) {
 760         return get_gameid_filename(buf, size,
 761                 "." STATES_DIR "%.32s-%.9s.%3.3d", i);
 762 }
 763
 764 int emu_check_state(int slot)
 765 {
 766         char fname[MAXPATHLEN];
 767         int ret;
 768
 769         ret = get_state_filename(fname, sizeof(fname), slot);
 770         if (ret != 0)
 771                 return ret;
 772
 773         return CheckState(fname);
 774 }
 775
 776 int emu_save_state(int slot)
 777 {
 778         char fname[MAXPATHLEN];
 779         int ret;
 780
 781         ret = get_state_filename(fname, sizeof(fname), slot);
 782         if (ret != 0)
 783                 return ret;
 784
 785         ret = SaveState(fname);
 786 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) && !defined(__SWITCH__) /* XXX GPH hack */
 787         sync();
 788 #endif
 789         SysPrintf("* %s \"%s\" [%d]\n",
 790                 ret == 0 ? "saved" : "failed to save", fname, slot);
 791         return ret;
 792 }
 793
 794 int emu_load_state(int slot)
 795 {
 796         char fname[MAXPATHLEN];
 797         int ret;
 798
 799         hud_msg[0] = 0;
 800
 801         ret = get_state_filename(fname, sizeof(fname), slot);
 802         if (ret != 0)
 803                 return ret;
 804
 805         return LoadState(fname);
 806 }
 807
 808 #ifndef HAVE_LIBRETRO
 809 #ifndef ANDROID
 810
 811 void SysPrintf(const char *fmt, ...) {
 812         va_list list;
 813
 814         va_start(list, fmt);
 815         vfprintf(emuLog, fmt, list);
 816         va_end(list);
 817         fflush(emuLog);
 818 }
 819
 820 #else
 821
 822 #include <android/log.h>
 823
 824 void SysPrintf(const char *fmt, ...) {
 825         va_list list;
 826
 827         va_start(list, fmt);
 828         __android_log_vprint(ANDROID_LOG_INFO, "PCSX", fmt, list);
 829         va_end(list);
 830 }
 831
 832 #endif
 833 #endif /* HAVE_LIBRETRO */
 834
 835 void SysMessage(const char *fmt, ...) {
 836         va_list list;
 837         char msg[512];
 838         int ret;
 839
 840         va_start(list, fmt);
 841         ret = vsnprintf(msg, sizeof(msg), fmt, list);
 842         va_end(list);
 843
 844         if (ret < sizeof(msg) && msg[ret - 1] == '\n')
 845                 msg[ret - 1] = 0;
 846
 847         SysPrintf("%s\n", msg);
 848 }
 849
 850 #define PARSEPATH(dst, src) \
 851         ptr = src + strlen(src); \
 852         while (*ptr != '\\' && ptr != src) ptr--; \
 853         if (ptr != src) { \
 854                 strcpy(dst, ptr+1); \
 855         }
 856
 857 static int _OpenPlugins(void) {
 858         int ret;
 859
 860 #ifndef NO_FRONTEND
 861         signal(SIGINT, SignalExit);
 862         signal(SIGPIPE, SignalExit);
 863 #endif
 864
 865         GPU_clearDynarec(clearDynarec);
 866
 867         ret = CDR_open();
 868         if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
 869         ret = SPU_open();
 870         if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
 871         SPU_registerCallback(SPUirq);
 872         SPU_registerScheduleCb(SPUschedule);
 873         // pcsx-rearmed: we handle gpu elsewhere
 874         //ret = GPU_open(&gpuDisp, "PCSX", NULL);
 875         //if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
 876         ret = PAD1_open(&gpuDisp);
 877         if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
 878         ret = PAD2_open(&gpuDisp);
 879         if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
 880
 881         if (Config.UseNet && !NetOpened) {
 882                 netInfo info;
 883                 char path[MAXPATHLEN * 2];
 884                 char dotdir[MAXPATHLEN];
 885
 886                 MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
 887
 888                 strcpy(info.EmuName, "PCSX");
 889                 memcpy(info.CdromID, CdromId, 9); /* no \0 trailing character? */
 890                 memcpy(info.CdromLabel, CdromLabel, 9);
 891                 info.CdromLabel[9] = '\0';
 892                 info.psxMem = psxM;
 893                 info.GPU_showScreenPic = GPU_showScreenPic;
 894                 info.GPU_displayText = GPU_displayText;
 895                 info.GPU_showScreenPic = GPU_showScreenPic;
 896                 info.PAD_setSensitive = PAD1_setSensitive;
 897                 sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
 898                 strcpy(info.BIOSpath, path);
 899                 strcpy(info.MCD1path, Config.Mcd1);
 900                 strcpy(info.MCD2path, Config.Mcd2);
 901                 sprintf(path, "%s%s", dotdir, Config.Gpu);
 902                 strcpy(info.GPUpath, path);
 903                 sprintf(path, "%s%s", dotdir, Config.Spu);
 904                 strcpy(info.SPUpath, path);
 905                 sprintf(path, "%s%s", dotdir, Config.Cdr);
 906                 strcpy(info.CDRpath, path);
 907                 NET_setInfo(&info);
 908
 909                 ret = NET_open(&gpuDisp);
 910                 if (ret < 0) {
 911                         if (ret == -2) {
 912                                 // -2 is returned when something in the info
 913                                 // changed and needs to be synced
 914                                 char *ptr;
 915
 916                                 PARSEPATH(Config.Bios, info.BIOSpath);
 917                                 PARSEPATH(Config.Gpu,  info.GPUpath);
 918                                 PARSEPATH(Config.Spu,  info.SPUpath);
 919                                 PARSEPATH(Config.Cdr,  info.CDRpath);
 920
 921                                 strcpy(Config.Mcd1, info.MCD1path);
 922                                 strcpy(Config.Mcd2, info.MCD2path);
 923                                 return -2;
 924                         } else {
 925                                 Config.UseNet = FALSE;
 926                         }
 927                 } else {
 928                         if (NET_queryPlayer() == 1) {
 929                                 if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
 930                         } else {
 931                                 if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
 932                         }
 933                 }
 934                 NetOpened = TRUE;
 935         } else if (Config.UseNet) {
 936                 NET_resume();
 937         }
 938
 939         return 0;
 940 }
 941
 942 int OpenPlugins() {
 943         int ret;
 944
 945         while ((ret = _OpenPlugins()) == -2) {
 946                 ReleasePlugins();
 947                 LoadMcds(Config.Mcd1, Config.Mcd2);
 948                 if (LoadPlugins() == -1) return -1;
 949         }
 950         return ret;
 951 }
 952
 953 void ClosePlugins() {
 954         int ret;
 955
 956 #ifndef NO_FRONTEND
 957         signal(SIGINT, SIG_DFL);
 958         signal(SIGPIPE, SIG_DFL);
 959 #endif
 960
 961         ret = CDR_close();
 962         if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
 963         ret = SPU_close();
 964         if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
 965         ret = PAD1_close();
 966         if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
 967         ret = PAD2_close();
 968         if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
 969         // pcsx-rearmed: we handle gpu elsewhere
 970         //ret = GPU_close();
 971         //if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
 972
 973         if (Config.UseNet) {
 974                 NET_pause();
 975         }
 976 }
 977
 978 /* we hook statically linked plugins here */
 979 static const char *builtin_plugins[] = {
 980         "builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
 981         "builtin_cdrcimg",
 982 };
 983
 984 static const int builtin_plugin_ids[] = {
 985         PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
 986         PLUGIN_CDRCIMG,
 987 };
 988
 989 void *SysLoadLibrary(const char *lib) {
 990         const char *tmp = strrchr(lib, '/');
 991         void *ret = NULL;
 992         int i;
 993
 994         SysPrintf("plugin: %s\n", lib);
 995
 996         if (tmp != NULL) {
 997                 tmp++;
 998                 for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
 999                         if (strcmp(tmp, builtin_plugins[i]) == 0)
1000                                 return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
1001         }
1002
1003 #if !defined(_WIN32) && !defined(NO_DYLIB)
1004         ret = dlopen(lib, RTLD_NOW);
1005         if (ret == NULL)
1006                 SysMessage("dlopen: %s", dlerror());
1007 #else
1008         /* no external plugin support, abi is no longer
1009          * compatible with psemu/pcsx anyway */
1010 #endif
1011         return ret;
1012 }
1013
1014 void *SysLoadSym(void *lib, const char *sym) {
1015         unsigned int plugid = (unsigned int)(long)lib;
1016
1017         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1018                 return plugin_link(plugid - PLUGIN_DL_BASE, sym);
1019
1020 #if !defined(_WIN32) && !defined(NO_DYLIB)
1021         return dlsym(lib, sym);
1022 #else
1023         return NULL;
1024 #endif
1025 }
1026
1027 const char *SysLibError() {
1028 #if defined(NO_DYLIB)
1029    return NULL;
1030 #elif !defined(_WIN32)
1031         return dlerror();
1032 #else
1033         return "not supported";
1034 #endif
1035 }
1036
1037 void SysCloseLibrary(void *lib) {
1038         unsigned int plugid = (unsigned int)(long)lib;
1039
1040         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1041                 return;
1042
1043 #if !defined(_WIN32) && !defined(NO_DYLIB)
1044         dlclose(lib);
1045 #endif
1046 }