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 #ifndef HAVE_LIBRETRO
 160         spu_config.iTempo = 1;
 161 #endif
 162 #endif
 163         new_dynarec_hacks = 0;
 164         cycle_multiplier = 200;
 165
 166         in_type[0] = PSE_PAD_TYPE_STANDARD;
 167         in_type[1] = PSE_PAD_TYPE_STANDARD;
 168 }
 169
 170 void do_emu_action(void)
 171 {
 172         int ret;
 173
 174         emu_action_old = emu_action;
 175
 176         switch (emu_action) {
 177         case SACTION_LOAD_STATE:
 178                 ret = emu_load_state(state_slot);
 179                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
 180                 break;
 181         case SACTION_SAVE_STATE:
 182                 ret = emu_save_state(state_slot);
 183                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
 184                 break;
 185 #ifndef NO_FRONTEND
 186         case SACTION_ENTER_MENU:
 187                 toggle_fast_forward(1);
 188                 menu_loop();
 189                 return;
 190         case SACTION_NEXT_SSLOT:
 191                 state_slot++;
 192                 if (state_slot > 9)
 193                         state_slot = 0;
 194                 goto do_state_slot;
 195         case SACTION_PREV_SSLOT:
 196                 state_slot--;
 197                 if (state_slot < 0)
 198                         state_slot = 9;
 199 do_state_slot:
 200                 snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
 201                         emu_check_state(state_slot) == 0 ? "USED" : "FREE");
 202                 hud_new_msg = 3;
 203                 SysPrintf("* %s\n", hud_msg);
 204                 break;
 205         case SACTION_TOGGLE_FSKIP:
 206                 pl_rearmed_cbs.fskip_advice = 0;
 207                 pl_rearmed_cbs.frameskip++;
 208                 if (pl_rearmed_cbs.frameskip > 1)
 209                         pl_rearmed_cbs.frameskip = -1;
 210                 snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP: %s",
 211                         pl_rearmed_cbs.frameskip == -1 ? "AUTO" :
 212                         pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
 213                 plugin_call_rearmed_cbs();
 214                 break;
 215         case SACTION_SWITCH_DISPMODE:
 216                 pl_switch_dispmode();
 217                 plugin_call_rearmed_cbs();
 218                 if (GPU_open != NULL && GPU_close != NULL) {
 219                         GPU_close();
 220                         GPU_open(&gpuDisp, "PCSX", NULL);
 221                 }
 222                 break;
 223         case SACTION_FAST_FORWARD:
 224                 toggle_fast_forward(0);
 225                 plugin_call_rearmed_cbs();
 226                 break;
 227         case SACTION_TOGGLE_FPS:
 228                 if ((g_opts & (OPT_SHOWFPS|OPT_SHOWCPU))
 229                     == (OPT_SHOWFPS|OPT_SHOWCPU))
 230                         g_opts &= ~(OPT_SHOWFPS|OPT_SHOWCPU);
 231                 else if (g_opts & OPT_SHOWFPS)
 232                         g_opts |= OPT_SHOWCPU;
 233                 else
 234                         g_opts |= OPT_SHOWFPS;
 235                 break;
 236         case SACTION_TOGGLE_FULLSCREEN:
 237                 plat_target.vout_fullscreen = !plat_target.vout_fullscreen;
 238                 if (GPU_open != NULL && GPU_close != NULL) {
 239                         GPU_close();
 240                         GPU_open(&gpuDisp, "PCSX", NULL);
 241                 }
 242                 break;
 243         case SACTION_SCREENSHOT:
 244                 {
 245                         char buf[MAXPATHLEN];
 246                         void *scrbuf;
 247                         int w, h, bpp;
 248                         time_t t = time(NULL);
 249                         struct tm *tb = localtime(&t);
 250                         int ti = tb->tm_yday * 1000000 + tb->tm_hour * 10000 +
 251                                 tb->tm_min * 100 + tb->tm_sec;
 252
 253                         scrbuf = pl_prepare_screenshot(&w, &h, &bpp);
 254                         get_gameid_filename(buf, sizeof(buf),
 255                                 "screenshots/%.32s-%.9s.%d.png", ti);
 256                         ret = -1;
 257                         if (scrbuf != 0 && bpp == 16)
 258                                 ret = writepng(buf, scrbuf, w, h);
 259                         if (ret == 0)
 260                                 snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
 261                         break;
 262                 }
 263         case SACTION_VOLUME_UP:
 264         case SACTION_VOLUME_DOWN:
 265                 {
 266                         static int volume;
 267                         plat_target_step_volume(&volume,
 268                                 emu_action == SACTION_VOLUME_UP ? 1 : -1);
 269                 }
 270                 return;
 271         case SACTION_MINIMIZE:
 272                 if (GPU_close != NULL)
 273                         GPU_close();
 274
 275                 plat_minimize();
 276
 277                 if (GPU_open != NULL) {
 278                         ret = GPU_open(&gpuDisp, "PCSX", NULL);
 279                         if (ret)
 280                                 SysMessage("GPU_open returned %d", ret);
 281                 }
 282                 return;
 283 #endif
 284         default:
 285                 return;
 286         }
 287
 288         hud_new_msg = 3;
 289 }
 290
 291 static char basic_lcase(char c)
 292 {
 293         if ('A' <= c && c <= 'Z')
 294                 return c - 'A' + 'a';
 295         return c;
 296 }
 297
 298 static int cdidcmp(const char *id1, const char *id2)
 299 {
 300         while (*id1 != 0 && *id2 != 0) {
 301                 if (*id1 == '_') { id1++; continue; }
 302                 if (*id2 == '_') { id2++; continue; }
 303                 if (basic_lcase(*id1) != basic_lcase(*id2))
 304                         break;
 305                 id1++;
 306                 id2++;
 307         }
 308
 309         return *id1 - *id2;
 310 }
 311
 312 static void parse_cwcheat(void)
 313 {
 314         char line[256], buf[256], name[256], *p;
 315         int newcheat = 1;
 316         u32 a, v;
 317         FILE *f;
 318
 319         f = fopen("cheatpops.db", "r");
 320         if (f == NULL)
 321                 return;
 322
 323         /* find the game */
 324         while (fgets(line, sizeof(line), f)) {
 325                 if (sscanf(line, "_S %63s", buf) != 1)
 326                         continue;
 327                 if (cdidcmp(buf, CdromId) == 0)
 328                         break;
 329         }
 330
 331         if (feof(f))
 332                 goto out;
 333
 334         SysPrintf("cwcheat section found for %s\n", CdromId);
 335         while (fgets(line, sizeof(line), f))
 336         {
 337                 p = line + strlen(line);
 338                 for (p--; p >= line && (*p == '\r' || *p == '\n' || *p == ' '); p--)
 339                         *p = 0;
 340                 if (*p == 0 || *p == '#' || *p == ';')
 341                         continue;
 342
 343                 if (strncmp(line, "_S", 2) == 0)
 344                         break;
 345                 if (strncmp(line, "_G", 2) == 0) {
 346                         SysPrintf("  cwcheat game name: '%s'\n", line + 3);
 347                         continue;
 348                 }
 349                 if (strncmp(line, "_C0", 3) == 0) {
 350                         if (!newcheat && Cheats[NumCheats - 1].n == 0) {
 351                                 SysPrintf("cheat '%s' failed to parse\n", name);
 352                                 free(Cheats[NumCheats - 1].Descr);
 353                                 NumCheats--;
 354                         }
 355                         snprintf(name, sizeof(name), "%s", line + 4);
 356                         newcheat = 1;
 357                         continue;
 358                 }
 359                 if (sscanf(line, "_L %x %x", &a, &v) != 2) {
 360                         SysPrintf("line failed to parse: '%s'\n", line);
 361                         continue;
 362                 }
 363
 364                 if (newcheat) {
 365                         if (NumCheats >= NumCheatsAllocated) {
 366                                 NumCheatsAllocated += 16;
 367                                 Cheats = realloc(Cheats, sizeof(Cheat) *
 368                                                 NumCheatsAllocated);
 369                                 if (Cheats == NULL)
 370                                         break;
 371                         }
 372                         Cheats[NumCheats].Descr = strdup(name);
 373                         Cheats[NumCheats].Enabled = 0;
 374                         Cheats[NumCheats].WasEnabled = 0;
 375                         Cheats[NumCheats].First = NumCodes;
 376                         Cheats[NumCheats].n = 0;
 377                         NumCheats++;
 378                         newcheat = 0;
 379                 }
 380
 381                 if (NumCodes >= NumCodesAllocated) {
 382                         NumCodesAllocated += 16;
 383                         CheatCodes = realloc(CheatCodes, sizeof(CheatCode) *
 384                                 NumCodesAllocated);
 385                         if (CheatCodes == NULL)
 386                                 break;
 387                 }
 388                 CheatCodes[NumCodes].Addr = a;
 389                 CheatCodes[NumCodes].Val = v;
 390                 NumCodes++;
 391                 Cheats[NumCheats - 1].n++;
 392         }
 393
 394 out:
 395         fclose(f);
 396 }
 397
 398 void emu_on_new_cd(int show_hud_msg)
 399 {
 400         ClearAllCheats();
 401         parse_cwcheat();
 402
 403         if (Config.HLE) {
 404                 SysPrintf("note: running with HLE BIOS, expect compatibility problems\n");
 405                 SysPrintf("----------------------------------------------------------\n");
 406         }
 407
 408         if (show_hud_msg) {
 409                 snprintf(hud_msg, sizeof(hud_msg), BOOT_MSG);
 410                 hud_new_msg = 3;
 411         }
 412 }
 413
 414 int emu_core_preinit(void)
 415 {
 416         // what is the name of the config file?
 417         // it may be redefined by -cfg on the command line
 418         strcpy(cfgfile_basename, "pcsx.cfg");
 419
 420 #ifdef IOS
 421         emuLog = fopen("/User/Documents/pcsxr.log", "w");
 422         if (emuLog == NULL)
 423                 emuLog = fopen("pcsxr.log", "w");
 424         if (emuLog == NULL)
 425 #endif
 426         emuLog = stdout;
 427
 428         SetIsoFile(NULL);
 429
 430         memset(&Config, 0, sizeof(Config));
 431
 432         set_default_paths();
 433         emu_set_default_config();
 434         strcpy(Config.Bios, "HLE");
 435
 436         return 0;
 437 }
 438
 439 int emu_core_init(void)
 440 {
 441         SysPrintf("Starting PCSX-ReARMed " REV "\n");
 442
 443 #ifndef NO_FRONTEND
 444         check_profile();
 445         check_memcards();
 446 #endif
 447
 448         if (EmuInit() == -1) {
 449                 SysPrintf("PSX emulator couldn't be initialized.\n");
 450                 return -1;
 451         }
 452
 453         LoadMcds(Config.Mcd1, Config.Mcd2);
 454
 455         if (Config.Debug) {
 456                 StartDebugger();
 457         }
 458
 459         return 0;
 460 }
 461
 462 void emu_core_ask_exit(void)
 463 {
 464         stop = 1;
 465         g_emu_want_quit = 1;
 466 }
 467
 468 #ifndef NO_FRONTEND
 469
 470 #include <sys/stat.h>
 471 #include <sys/types.h>
 472
 473 static void create_profile_dir(const char *directory) {
 474         char path[MAXPATHLEN];
 475
 476         MAKE_PATH(path, directory, NULL);
 477         mkdir(path, S_IRWXU | S_IRWXG);
 478 }
 479
 480 static void check_profile(void) {
 481         // make sure that ~/.pcsx exists
 482         create_profile_dir(PCSX_DOT_DIR);
 483
 484         create_profile_dir(BIOS_DIR);
 485         create_profile_dir(MEMCARD_DIR);
 486         create_profile_dir(STATES_DIR);
 487         create_profile_dir(PLUGINS_DIR);
 488         create_profile_dir(PLUGINS_CFG_DIR);
 489         create_profile_dir(CHEATS_DIR);
 490         create_profile_dir(PATCHES_DIR);
 491         create_profile_dir(PCSX_DOT_DIR "cfg");
 492         create_profile_dir("/screenshots/");
 493 }
 494
 495 static void check_memcards(void)
 496 {
 497         char buf[MAXPATHLEN];
 498         FILE *f;
 499         int i;
 500
 501         for (i = 1; i <= 9; i++) {
 502                 snprintf(buf, sizeof(buf), ".%scard%d.mcd", MEMCARD_DIR, i);
 503
 504                 f = fopen(buf, "rb");
 505                 if (f == NULL) {
 506                         SysPrintf("Creating memcard: %s\n", buf);
 507                         CreateMcd(buf);
 508                 }
 509                 else
 510                         fclose(f);
 511         }
 512 }
 513
 514 int main(int argc, char *argv[])
 515 {
 516         char file[MAXPATHLEN] = "";
 517         char path[MAXPATHLEN];
 518         const char *cdfile = NULL;
 519         const char *loadst_f = NULL;
 520         int psxout = 0;
 521         int loadst = 0;
 522         int i;
 523
 524         emu_core_preinit();
 525
 526         // read command line options
 527         for (i = 1; i < argc; i++) {
 528                      if (!strcmp(argv[i], "-psxout")) psxout = 1;
 529                 else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
 530                 else if (!strcmp(argv[i], "-cfg")) {
 531                         if (i+1 >= argc) break;
 532                         strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);   /* TODO buffer overruns */
 533                         SysPrintf("Using config file %s.\n", cfgfile_basename);
 534                 }
 535                 else if (!strcmp(argv[i], "-cdfile")) {
 536                         char isofilename[MAXPATHLEN];
 537
 538                         if (i+1 >= argc) break;
 539                         strncpy(isofilename, argv[++i], MAXPATHLEN);
 540                         if (isofilename[0] != '/') {
 541                                 getcwd(path, MAXPATHLEN);
 542                                 if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
 543                                         strcat(path, "/");
 544                                         strcat(path, isofilename);
 545                                         strcpy(isofilename, path);
 546                                 } else
 547                                         isofilename[0] = 0;
 548                         }
 549
 550                         cdfile = isofilename;
 551                 }
 552                 else if (!strcmp(argv[i], "-loadf")) {
 553                         if (i+1 >= argc) break;
 554                         loadst_f = argv[++i];
 555                 }
 556                 else if (!strcmp(argv[i], "-h") ||
 557                          !strcmp(argv[i], "-help") ||
 558                          !strcmp(argv[i], "--help")) {
 559                          printf("PCSX-ReARMed " REV "\n");
 560                          printf("%s\n", _(
 561                                                         " pcsx [options] [file]\n"
 562                                                         "\toptions:\n"
 563                                                         "\t-cdfile FILE\tRuns a CD image file\n"
 564                                                         "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
 565                                                         "\t-psxout\t\tEnable PSX output\n"
 566                                                         "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
 567                                                         "\t-h -help\tDisplay this message\n"
 568                                                         "\tfile\t\tLoads a PSX EXE file\n"));
 569                          return 0;
 570                 } else {
 571                         strncpy(file, argv[i], MAXPATHLEN);
 572                         if (file[0] != '/') {
 573                                 getcwd(path, MAXPATHLEN);
 574                                 if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
 575                                         strcat(path, "/");
 576                                         strcat(path, file);
 577                                         strcpy(file, path);
 578                                 } else
 579                                         file[0] = 0;
 580                         }
 581                 }
 582         }
 583
 584         if (cdfile)
 585                 set_cd_image(cdfile);
 586
 587         // frontend stuff
 588         // init input but leave probing to platform code,
 589         // they add input drivers and may need to modify them after probe
 590         in_init();
 591         pl_init();
 592         plat_init();
 593         menu_init(); // loads config
 594
 595         if (emu_core_init() != 0)
 596                 return 1;
 597
 598         if (psxout)
 599                 Config.PsxOut = 1;
 600
 601         if (LoadPlugins() == -1) {
 602                 // FIXME: this recovery doesn't work, just delete bad config and bail out
 603                 // SysMessage("could not load plugins, retrying with defaults\n");
 604                 set_default_paths();
 605                 snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
 606                 remove(path);
 607                 SysMessage("Failed loading plugins!");
 608                 return 1;
 609         }
 610         pcnt_hook_plugins();
 611
 612         if (OpenPlugins() == -1) {
 613                 return 1;
 614         }
 615         plugin_call_rearmed_cbs();
 616
 617         CheckCdrom();
 618         SysReset();
 619
 620         if (file[0] != '\0') {
 621                 if (Load(file) != -1)
 622                         ready_to_go = 1;
 623         } else {
 624                 if (cdfile) {
 625                         if (LoadCdrom() == -1) {
 626                                 ClosePlugins();
 627                                 SysPrintf(_("Could not load CD-ROM!\n"));
 628                                 return -1;
 629                         }
 630                         emu_on_new_cd(!loadst);
 631                         ready_to_go = 1;
 632                 }
 633         }
 634
 635         if (loadst_f) {
 636                 int ret = LoadState(loadst_f);
 637                 SysPrintf("%s state file: %s\n",
 638                         ret ? "failed to load" : "loaded", loadst_f);
 639                 ready_to_go |= ret == 0;
 640         }
 641
 642         if (ready_to_go) {
 643                 menu_prepare_emu();
 644
 645                 // If a state has been specified, then load that
 646                 if (loadst) {
 647                         int ret = emu_load_state(loadst - 1);
 648                         SysPrintf("%s state %d\n",
 649                                 ret ? "failed to load" : "loaded", loadst);
 650                 }
 651         }
 652         else
 653                 menu_loop();
 654
 655         pl_start_watchdog();
 656
 657         while (!g_emu_want_quit)
 658         {
 659                 stop = 0;
 660                 emu_action = SACTION_NONE;
 661
 662                 psxCpu->Execute();
 663                 if (emu_action != SACTION_NONE)
 664                         do_emu_action();
 665         }
 666
 667         printf("Exit..\n");
 668         ClosePlugins();
 669         SysClose();
 670         menu_finish();
 671         plat_finish();
 672
 673         return 0;
 674 }
 675
 676 static void toggle_fast_forward(int force_off)
 677 {
 678         static int fast_forward;
 679         static int normal_g_opts;
 680         static int normal_frameskip;
 681         static int normal_enhancement_enable;
 682
 683         if (force_off && !fast_forward)
 684                 return;
 685
 686         fast_forward = !fast_forward;
 687         if (fast_forward) {
 688                 normal_g_opts = g_opts;
 689                 normal_frameskip = pl_rearmed_cbs.frameskip;
 690                 normal_enhancement_enable =
 691                         pl_rearmed_cbs.gpu_neon.enhancement_enable;
 692
 693                 g_opts |= OPT_NO_FRAMELIM;
 694                 pl_rearmed_cbs.frameskip = 3;
 695                 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
 696         } else {
 697                 g_opts = normal_g_opts;
 698                 pl_rearmed_cbs.frameskip = normal_frameskip;
 699                 pl_rearmed_cbs.gpu_neon.enhancement_enable =
 700                         normal_enhancement_enable;
 701
 702                 pl_timing_prepare(Config.PsxType);
 703         }
 704
 705         if (!force_off)
 706                 snprintf(hud_msg, sizeof(hud_msg), "FAST FORWARD %s",
 707                         fast_forward ? "ON" : "OFF");
 708 }
 709
 710 static void SignalExit(int sig) {
 711         // only to restore framebuffer/resolution on some devices
 712         plat_finish();
 713         exit(1);
 714 }
 715 #endif
 716
 717 void SysRunGui() {
 718         printf("SysRunGui\n");
 719 }
 720
 721 static void dummy_lace()
 722 {
 723 }
 724
 725 void SysReset() {
 726         // rearmed hack: EmuReset() runs some code when real BIOS is used,
 727         // but we usually do reset from menu while GPU is not open yet,
 728         // so we need to prevent updateLace() call..
 729         void *real_lace = GPU_updateLace;
 730         GPU_updateLace = dummy_lace;
 731         g_emu_resetting = 1;
 732
 733         // reset can run code, timing must be set
 734         pl_timing_prepare(Config.PsxType);
 735
 736    // hmh core forgets this
 737         CDR_stop();
 738
 739         EmuReset();
 740
 741         GPU_updateLace = real_lace;
 742         g_emu_resetting = 0;
 743 }
 744
 745 void SysClose() {
 746         EmuShutdown();
 747         ReleasePlugins();
 748
 749         StopDebugger();
 750
 751         if (emuLog != NULL && emuLog != stdout && emuLog != stderr) {
 752                 fclose(emuLog);
 753                 emuLog = NULL;
 754         }
 755 }
 756
 757 void SysUpdate() {
 758 }
 759
 760 int get_state_filename(char *buf, int size, int i) {
 761         return get_gameid_filename(buf, size,
 762                 "." STATES_DIR "%.32s-%.9s.%3.3d", i);
 763 }
 764
 765 int emu_check_state(int slot)
 766 {
 767         char fname[MAXPATHLEN];
 768         int ret;
 769
 770         ret = get_state_filename(fname, sizeof(fname), slot);
 771         if (ret != 0)
 772                 return ret;
 773
 774         return CheckState(fname);
 775 }
 776
 777 int emu_save_state(int slot)
 778 {
 779         char fname[MAXPATHLEN];
 780         int ret;
 781
 782         ret = get_state_filename(fname, sizeof(fname), slot);
 783         if (ret != 0)
 784                 return ret;
 785
 786         ret = SaveState(fname);
 787 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) && !defined(__SWITCH__) /* XXX GPH hack */
 788         sync();
 789 #endif
 790         SysPrintf("* %s \"%s\" [%d]\n",
 791                 ret == 0 ? "saved" : "failed to save", fname, slot);
 792         return ret;
 793 }
 794
 795 int emu_load_state(int slot)
 796 {
 797         char fname[MAXPATHLEN];
 798         int ret;
 799
 800         hud_msg[0] = 0;
 801
 802         ret = get_state_filename(fname, sizeof(fname), slot);
 803         if (ret != 0)
 804                 return ret;
 805
 806         return LoadState(fname);
 807 }
 808
 809 #ifndef HAVE_LIBRETRO
 810 #ifndef ANDROID
 811
 812 void SysPrintf(const char *fmt, ...) {
 813         va_list list;
 814
 815         va_start(list, fmt);
 816         vfprintf(emuLog, fmt, list);
 817         va_end(list);
 818         fflush(emuLog);
 819 }
 820
 821 #else
 822
 823 #include <android/log.h>
 824
 825 void SysPrintf(const char *fmt, ...) {
 826         va_list list;
 827
 828         va_start(list, fmt);
 829         __android_log_vprint(ANDROID_LOG_INFO, "PCSX", fmt, list);
 830         va_end(list);
 831 }
 832
 833 #endif
 834 #endif /* HAVE_LIBRETRO */
 835
 836 void SysMessage(const char *fmt, ...) {
 837         va_list list;
 838         char msg[512];
 839         int ret;
 840
 841         va_start(list, fmt);
 842         ret = vsnprintf(msg, sizeof(msg), fmt, list);
 843         va_end(list);
 844
 845         if (ret < sizeof(msg) && msg[ret - 1] == '\n')
 846                 msg[ret - 1] = 0;
 847
 848         SysPrintf("%s\n", msg);
 849 }
 850
 851 #define PARSEPATH(dst, src) \
 852         ptr = src + strlen(src); \
 853         while (*ptr != '\\' && ptr != src) ptr--; \
 854         if (ptr != src) { \
 855                 strcpy(dst, ptr+1); \
 856         }
 857
 858 static int _OpenPlugins(void) {
 859         int ret;
 860
 861 #ifndef NO_FRONTEND
 862         signal(SIGINT, SignalExit);
 863         signal(SIGPIPE, SignalExit);
 864 #endif
 865
 866         GPU_clearDynarec(clearDynarec);
 867
 868         ret = CDR_open();
 869         if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
 870         ret = SPU_open();
 871         if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
 872         SPU_registerCallback(SPUirq);
 873         SPU_registerScheduleCb(SPUschedule);
 874         // pcsx-rearmed: we handle gpu elsewhere
 875         //ret = GPU_open(&gpuDisp, "PCSX", NULL);
 876         //if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
 877         ret = PAD1_open(&gpuDisp);
 878         if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
 879         ret = PAD2_open(&gpuDisp);
 880         if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
 881
 882         if (Config.UseNet && !NetOpened) {
 883                 netInfo info;
 884                 char path[MAXPATHLEN * 2];
 885                 char dotdir[MAXPATHLEN];
 886
 887                 MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
 888
 889                 strcpy(info.EmuName, "PCSX");
 890                 memcpy(info.CdromID, CdromId, 9); /* no \0 trailing character? */
 891                 memcpy(info.CdromLabel, CdromLabel, 9);
 892                 info.CdromLabel[9] = '\0';
 893                 info.psxMem = psxM;
 894                 info.GPU_showScreenPic = GPU_showScreenPic;
 895                 info.GPU_displayText = GPU_displayText;
 896                 info.GPU_showScreenPic = GPU_showScreenPic;
 897                 info.PAD_setSensitive = PAD1_setSensitive;
 898                 sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
 899                 strcpy(info.BIOSpath, path);
 900                 strcpy(info.MCD1path, Config.Mcd1);
 901                 strcpy(info.MCD2path, Config.Mcd2);
 902                 sprintf(path, "%s%s", dotdir, Config.Gpu);
 903                 strcpy(info.GPUpath, path);
 904                 sprintf(path, "%s%s", dotdir, Config.Spu);
 905                 strcpy(info.SPUpath, path);
 906                 sprintf(path, "%s%s", dotdir, Config.Cdr);
 907                 strcpy(info.CDRpath, path);
 908                 NET_setInfo(&info);
 909
 910                 ret = NET_open(&gpuDisp);
 911                 if (ret < 0) {
 912                         if (ret == -2) {
 913                                 // -2 is returned when something in the info
 914                                 // changed and needs to be synced
 915                                 char *ptr;
 916
 917                                 PARSEPATH(Config.Bios, info.BIOSpath);
 918                                 PARSEPATH(Config.Gpu,  info.GPUpath);
 919                                 PARSEPATH(Config.Spu,  info.SPUpath);
 920                                 PARSEPATH(Config.Cdr,  info.CDRpath);
 921
 922                                 strcpy(Config.Mcd1, info.MCD1path);
 923                                 strcpy(Config.Mcd2, info.MCD2path);
 924                                 return -2;
 925                         } else {
 926                                 Config.UseNet = FALSE;
 927                         }
 928                 } else {
 929                         if (NET_queryPlayer() == 1) {
 930                                 if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
 931                         } else {
 932                                 if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
 933                         }
 934                 }
 935                 NetOpened = TRUE;
 936         } else if (Config.UseNet) {
 937                 NET_resume();
 938         }
 939
 940         return 0;
 941 }
 942
 943 int OpenPlugins() {
 944         int ret;
 945
 946         while ((ret = _OpenPlugins()) == -2) {
 947                 ReleasePlugins();
 948                 LoadMcds(Config.Mcd1, Config.Mcd2);
 949                 if (LoadPlugins() == -1) return -1;
 950         }
 951         return ret;
 952 }
 953
 954 void ClosePlugins() {
 955         int ret;
 956
 957 #ifndef NO_FRONTEND
 958         signal(SIGINT, SIG_DFL);
 959         signal(SIGPIPE, SIG_DFL);
 960 #endif
 961
 962         ret = CDR_close();
 963         if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
 964         ret = SPU_close();
 965         if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
 966         ret = PAD1_close();
 967         if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
 968         ret = PAD2_close();
 969         if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
 970         // pcsx-rearmed: we handle gpu elsewhere
 971         //ret = GPU_close();
 972         //if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
 973
 974         if (Config.UseNet) {
 975                 NET_pause();
 976         }
 977 }
 978
 979 /* we hook statically linked plugins here */
 980 static const char *builtin_plugins[] = {
 981         "builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
 982         "builtin_cdrcimg",
 983 };
 984
 985 static const int builtin_plugin_ids[] = {
 986         PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
 987         PLUGIN_CDRCIMG,
 988 };
 989
 990 void *SysLoadLibrary(const char *lib) {
 991         const char *tmp = strrchr(lib, '/');
 992         void *ret = NULL;
 993         int i;
 994
 995         SysPrintf("plugin: %s\n", lib);
 996
 997         if (tmp != NULL) {
 998                 tmp++;
 999                 for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
1000                         if (strcmp(tmp, builtin_plugins[i]) == 0)
1001                                 return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
1002         }
1003
1004 #if !defined(_WIN32) && !defined(NO_DYLIB)
1005         ret = dlopen(lib, RTLD_NOW);
1006         if (ret == NULL)
1007                 SysMessage("dlopen: %s", dlerror());
1008 #else
1009         /* no external plugin support, abi is no longer
1010          * compatible with psemu/pcsx anyway */
1011 #endif
1012         return ret;
1013 }
1014
1015 void *SysLoadSym(void *lib, const char *sym) {
1016         unsigned int plugid = (unsigned int)(long)lib;
1017
1018         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1019                 return plugin_link(plugid - PLUGIN_DL_BASE, sym);
1020
1021 #if !defined(_WIN32) && !defined(NO_DYLIB)
1022         return dlsym(lib, sym);
1023 #else
1024         return NULL;
1025 #endif
1026 }
1027
1028 const char *SysLibError() {
1029 #if defined(NO_DYLIB)
1030    return NULL;
1031 #elif !defined(_WIN32)
1032         return dlerror();
1033 #else
1034         return "not supported";
1035 #endif
1036 }
1037
1038 void SysCloseLibrary(void *lib) {
1039         unsigned int plugid = (unsigned int)(long)lib;
1040
1041         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1042                 return;
1043
1044 #if !defined(_WIN32) && !defined(NO_DYLIB)
1045         dlclose(lib);
1046 #endif
1047 }