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.gpu_neon.allow_interlace = 2; // auto
 129         pl_rearmed_cbs.gpu_neon.enhancement_enable =
 130         pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
 131         pl_rearmed_cbs.gpu_peops.iUseDither = 0;
 132         pl_rearmed_cbs.gpu_peops.dwActFixes = 1<<7;
 133         pl_rearmed_cbs.gpu_unai.ilace_force = 0;
 134         pl_rearmed_cbs.gpu_unai.pixel_skip = 1;
 135         pl_rearmed_cbs.gpu_unai.lighting = 1;
 136         pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
 137         pl_rearmed_cbs.gpu_unai.blending = 1;
 138         pl_rearmed_cbs.gpu_unai.dithering = 0;
 139         // old gpu_unai config
 140         pl_rearmed_cbs.gpu_unai.abe_hack =
 141         pl_rearmed_cbs.gpu_unai.no_light =
 142         pl_rearmed_cbs.gpu_unai.no_blend = 0;
 143         pl_rearmed_cbs.gpu_unai.scale_hires = 0;
 144         memset(&pl_rearmed_cbs.gpu_peopsgl, 0, sizeof(pl_rearmed_cbs.gpu_peopsgl));
 145         pl_rearmed_cbs.gpu_peopsgl.iVRamSize = 64;
 146         pl_rearmed_cbs.gpu_peopsgl.iTexGarbageCollection = 1;
 147
 148         spu_config.iUseReverb = 1;
 149         spu_config.idiablofix = 0;
 150         spu_config.iUseInterpolation = 1;
 151         spu_config.iXAPitch = 0;
 152         spu_config.iVolume = 768;
 153         spu_config.iTempo = 0;
 154         spu_config.iUseThread = 1; // no effect if only 1 core is detected
 155 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) /* XXX GPH hack */
 156         spu_config.iUseReverb = 0;
 157         spu_config.iUseInterpolation = 0;
 158         spu_config.iTempo = 1;
 159 #endif
 160         new_dynarec_hacks = 0;
 161         cycle_multiplier = 200;
 162
 163         in_type[0] = PSE_PAD_TYPE_STANDARD;
 164         in_type[1] = PSE_PAD_TYPE_STANDARD;
 165 }
 166
 167 void do_emu_action(void)
 168 {
 169         int ret;
 170
 171         emu_action_old = emu_action;
 172
 173         switch (emu_action) {
 174         case SACTION_LOAD_STATE:
 175                 ret = emu_load_state(state_slot);
 176                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
 177                 break;
 178         case SACTION_SAVE_STATE:
 179                 ret = emu_save_state(state_slot);
 180                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
 181                 break;
 182 #ifndef NO_FRONTEND
 183         case SACTION_ENTER_MENU:
 184                 toggle_fast_forward(1);
 185                 menu_loop();
 186                 return;
 187         case SACTION_NEXT_SSLOT:
 188                 state_slot++;
 189                 if (state_slot > 9)
 190                         state_slot = 0;
 191                 goto do_state_slot;
 192         case SACTION_PREV_SSLOT:
 193                 state_slot--;
 194                 if (state_slot < 0)
 195                         state_slot = 9;
 196 do_state_slot:
 197                 snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
 198                         emu_check_state(state_slot) == 0 ? "USED" : "FREE");
 199                 hud_new_msg = 3;
 200                 SysPrintf("* %s\n", hud_msg);
 201                 break;
 202         case SACTION_TOGGLE_FSKIP:
 203                 pl_rearmed_cbs.fskip_advice = 0;
 204                 pl_rearmed_cbs.frameskip++;
 205                 if (pl_rearmed_cbs.frameskip > 1)
 206                         pl_rearmed_cbs.frameskip = -1;
 207                 snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP: %s",
 208                         pl_rearmed_cbs.frameskip == -1 ? "AUTO" :
 209                         pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
 210                 plugin_call_rearmed_cbs();
 211                 break;
 212         case SACTION_SWITCH_DISPMODE:
 213                 pl_switch_dispmode();
 214                 plugin_call_rearmed_cbs();
 215                 if (GPU_open != NULL && GPU_close != NULL) {
 216                         GPU_close();
 217                         GPU_open(&gpuDisp, "PCSX", NULL);
 218                 }
 219                 break;
 220         case SACTION_FAST_FORWARD:
 221                 toggle_fast_forward(0);
 222                 plugin_call_rearmed_cbs();
 223                 break;
 224         case SACTION_TOGGLE_FPS:
 225                 if ((g_opts & (OPT_SHOWFPS|OPT_SHOWCPU))
 226                     == (OPT_SHOWFPS|OPT_SHOWCPU))
 227                         g_opts &= ~(OPT_SHOWFPS|OPT_SHOWCPU);
 228                 else if (g_opts & OPT_SHOWFPS)
 229                         g_opts |= OPT_SHOWCPU;
 230                 else
 231                         g_opts |= OPT_SHOWFPS;
 232                 break;
 233         case SACTION_TOGGLE_FULLSCREEN:
 234                 plat_target.vout_fullscreen = !plat_target.vout_fullscreen;
 235                 if (GPU_open != NULL && GPU_close != NULL) {
 236                         GPU_close();
 237                         GPU_open(&gpuDisp, "PCSX", NULL);
 238                 }
 239                 break;
 240         case SACTION_SCREENSHOT:
 241                 {
 242                         char buf[MAXPATHLEN];
 243                         void *scrbuf;
 244                         int w, h, bpp;
 245                         time_t t = time(NULL);
 246                         struct tm *tb = localtime(&t);
 247                         int ti = tb->tm_yday * 1000000 + tb->tm_hour * 10000 +
 248                                 tb->tm_min * 100 + tb->tm_sec;
 249
 250                         scrbuf = pl_prepare_screenshot(&w, &h, &bpp);
 251                         get_gameid_filename(buf, sizeof(buf),
 252                                 "screenshots/%.32s-%.9s.%d.png", ti);
 253                         ret = -1;
 254                         if (scrbuf != 0 && bpp == 16)
 255                                 ret = writepng(buf, scrbuf, w, h);
 256                         if (ret == 0)
 257                                 snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
 258                         break;
 259                 }
 260         case SACTION_VOLUME_UP:
 261         case SACTION_VOLUME_DOWN:
 262                 {
 263                         static int volume;
 264                         plat_target_step_volume(&volume,
 265                                 emu_action == SACTION_VOLUME_UP ? 1 : -1);
 266                 }
 267                 return;
 268         case SACTION_MINIMIZE:
 269                 if (GPU_close != NULL)
 270                         GPU_close();
 271
 272                 plat_minimize();
 273
 274                 if (GPU_open != NULL) {
 275                         ret = GPU_open(&gpuDisp, "PCSX", NULL);
 276                         if (ret)
 277                                 SysMessage("GPU_open returned %d", ret);
 278                 }
 279                 return;
 280 #endif
 281         default:
 282                 return;
 283         }
 284
 285         hud_new_msg = 3;
 286 }
 287
 288 static char basic_lcase(char c)
 289 {
 290         if ('A' <= c && c <= 'Z')
 291                 return c - 'A' + 'a';
 292         return c;
 293 }
 294
 295 static int cdidcmp(const char *id1, const char *id2)
 296 {
 297         while (*id1 != 0 && *id2 != 0) {
 298                 if (*id1 == '_') { id1++; continue; }
 299                 if (*id2 == '_') { id2++; continue; }
 300                 if (basic_lcase(*id1) != basic_lcase(*id2))
 301                         break;
 302                 id1++;
 303                 id2++;
 304         }
 305
 306         return *id1 - *id2;
 307 }
 308
 309 static void parse_cwcheat(void)
 310 {
 311         char line[256], buf[256], name[256], *p;
 312         int newcheat = 1;
 313         u32 a, v;
 314         FILE *f;
 315
 316         f = fopen("cheatpops.db", "r");
 317         if (f == NULL)
 318                 return;
 319
 320         /* find the game */
 321         while (fgets(line, sizeof(line), f)) {
 322                 if (sscanf(line, "_S %63s", buf) != 1)
 323                         continue;
 324                 if (cdidcmp(buf, CdromId) == 0)
 325                         break;
 326         }
 327
 328         if (feof(f))
 329                 goto out;
 330
 331         SysPrintf("cwcheat section found for %s\n", CdromId);
 332         while (fgets(line, sizeof(line), f))
 333         {
 334                 p = line + strlen(line);
 335                 for (p--; p >= line && (*p == '\r' || *p == '\n' || *p == ' '); p--)
 336                         *p = 0;
 337                 if (*p == 0 || *p == '#' || *p == ';')
 338                         continue;
 339
 340                 if (strncmp(line, "_S", 2) == 0)
 341                         break;
 342                 if (strncmp(line, "_G", 2) == 0) {
 343                         SysPrintf("  cwcheat game name: '%s'\n", line + 3);
 344                         continue;
 345                 }
 346                 if (strncmp(line, "_C0", 3) == 0) {
 347                         if (!newcheat && Cheats[NumCheats - 1].n == 0) {
 348                                 SysPrintf("cheat '%s' failed to parse\n", name);
 349                                 free(Cheats[NumCheats - 1].Descr);
 350                                 NumCheats--;
 351                         }
 352                         snprintf(name, sizeof(name), "%s", line + 4);
 353                         newcheat = 1;
 354                         continue;
 355                 }
 356                 if (sscanf(line, "_L %x %x", &a, &v) != 2) {
 357                         SysPrintf("line failed to parse: '%s'\n", line);
 358                         continue;
 359                 }
 360
 361                 if (newcheat) {
 362                         if (NumCheats >= NumCheatsAllocated) {
 363                                 NumCheatsAllocated += 16;
 364                                 Cheats = realloc(Cheats, sizeof(Cheat) *
 365                                                 NumCheatsAllocated);
 366                                 if (Cheats == NULL)
 367                                         break;
 368                         }
 369                         Cheats[NumCheats].Descr = strdup(name);
 370                         Cheats[NumCheats].Enabled = 0;
 371                         Cheats[NumCheats].WasEnabled = 0;
 372                         Cheats[NumCheats].First = NumCodes;
 373                         Cheats[NumCheats].n = 0;
 374                         NumCheats++;
 375                         newcheat = 0;
 376                 }
 377
 378                 if (NumCodes >= NumCodesAllocated) {
 379                         NumCodesAllocated += 16;
 380                         CheatCodes = realloc(CheatCodes, sizeof(CheatCode) *
 381                                 NumCodesAllocated);
 382                         if (CheatCodes == NULL)
 383                                 break;
 384                 }
 385                 CheatCodes[NumCodes].Addr = a;
 386                 CheatCodes[NumCodes].Val = v;
 387                 NumCodes++;
 388                 Cheats[NumCheats - 1].n++;
 389         }
 390
 391 out:
 392         fclose(f);
 393 }
 394
 395 void emu_on_new_cd(int show_hud_msg)
 396 {
 397         ClearAllCheats();
 398         parse_cwcheat();
 399
 400         if (Config.HLE) {
 401                 SysPrintf("note: running with HLE BIOS, expect compatibility problems\n");
 402                 SysPrintf("----------------------------------------------------------\n");
 403         }
 404
 405         if (show_hud_msg) {
 406                 snprintf(hud_msg, sizeof(hud_msg), BOOT_MSG);
 407                 hud_new_msg = 3;
 408         }
 409 }
 410
 411 int emu_core_preinit(void)
 412 {
 413         // what is the name of the config file?
 414         // it may be redefined by -cfg on the command line
 415         strcpy(cfgfile_basename, "pcsx.cfg");
 416
 417 #ifdef IOS
 418         emuLog = fopen("/User/Documents/pcsxr.log", "w");
 419         if (emuLog == NULL)
 420                 emuLog = fopen("pcsxr.log", "w");
 421         if (emuLog == NULL)
 422 #endif
 423         emuLog = stdout;
 424
 425         SetIsoFile(NULL);
 426
 427         memset(&Config, 0, sizeof(Config));
 428
 429         set_default_paths();
 430         emu_set_default_config();
 431         strcpy(Config.Bios, "HLE");
 432
 433         return 0;
 434 }
 435
 436 int emu_core_init(void)
 437 {
 438         SysPrintf("Starting PCSX-ReARMed " REV "\n");
 439
 440 #ifndef NO_FRONTEND
 441         check_profile();
 442         check_memcards();
 443 #endif
 444
 445         if (EmuInit() == -1) {
 446                 SysPrintf("PSX emulator couldn't be initialized.\n");
 447                 return -1;
 448         }
 449
 450         LoadMcds(Config.Mcd1, Config.Mcd2);
 451
 452         if (Config.Debug) {
 453                 StartDebugger();
 454         }
 455
 456         return 0;
 457 }
 458
 459 void emu_core_ask_exit(void)
 460 {
 461         stop = 1;
 462         g_emu_want_quit = 1;
 463 }
 464
 465 #ifndef NO_FRONTEND
 466
 467 #include <sys/stat.h>
 468 #include <sys/types.h>
 469
 470 static void create_profile_dir(const char *directory) {
 471         char path[MAXPATHLEN];
 472
 473         MAKE_PATH(path, directory, NULL);
 474         mkdir(path, S_IRWXU | S_IRWXG);
 475 }
 476
 477 static void check_profile(void) {
 478         // make sure that ~/.pcsx exists
 479         create_profile_dir(PCSX_DOT_DIR);
 480
 481         create_profile_dir(BIOS_DIR);
 482         create_profile_dir(MEMCARD_DIR);
 483         create_profile_dir(STATES_DIR);
 484         create_profile_dir(PLUGINS_DIR);
 485         create_profile_dir(PLUGINS_CFG_DIR);
 486         create_profile_dir(CHEATS_DIR);
 487         create_profile_dir(PATCHES_DIR);
 488         create_profile_dir(PCSX_DOT_DIR "cfg");
 489         create_profile_dir("/screenshots/");
 490 }
 491
 492 static void check_memcards(void)
 493 {
 494         char buf[MAXPATHLEN];
 495         FILE *f;
 496         int i;
 497
 498         for (i = 1; i <= 9; i++) {
 499                 snprintf(buf, sizeof(buf), ".%scard%d.mcd", MEMCARD_DIR, i);
 500
 501                 f = fopen(buf, "rb");
 502                 if (f == NULL) {
 503                         SysPrintf("Creating memcard: %s\n", buf);
 504                         CreateMcd(buf);
 505                 }
 506                 else
 507                         fclose(f);
 508         }
 509 }
 510
 511 int main(int argc, char *argv[])
 512 {
 513         char file[MAXPATHLEN] = "";
 514         char path[MAXPATHLEN];
 515         const char *cdfile = NULL;
 516         const char *loadst_f = NULL;
 517         int psxout = 0;
 518         int loadst = 0;
 519         int i;
 520
 521         emu_core_preinit();
 522
 523         // read command line options
 524         for (i = 1; i < argc; i++) {
 525                      if (!strcmp(argv[i], "-psxout")) psxout = 1;
 526                 else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
 527                 else if (!strcmp(argv[i], "-cfg")) {
 528                         if (i+1 >= argc) break;
 529                         strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);   /* TODO buffer overruns */
 530                         SysPrintf("Using config file %s.\n", cfgfile_basename);
 531                 }
 532                 else if (!strcmp(argv[i], "-cdfile")) {
 533                         char isofilename[MAXPATHLEN];
 534
 535                         if (i+1 >= argc) break;
 536                         strncpy(isofilename, argv[++i], MAXPATHLEN);
 537                         if (isofilename[0] != '/') {
 538                                 getcwd(path, MAXPATHLEN);
 539                                 if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
 540                                         strcat(path, "/");
 541                                         strcat(path, isofilename);
 542                                         strcpy(isofilename, path);
 543                                 } else
 544                                         isofilename[0] = 0;
 545                         }
 546
 547                         cdfile = isofilename;
 548                 }
 549                 else if (!strcmp(argv[i], "-loadf")) {
 550                         if (i+1 >= argc) break;
 551                         loadst_f = argv[++i];
 552                 }
 553                 else if (!strcmp(argv[i], "-h") ||
 554                          !strcmp(argv[i], "-help") ||
 555                          !strcmp(argv[i], "--help")) {
 556                          printf("PCSX-ReARMed " REV "\n");
 557                          printf("%s\n", _(
 558                                                         " pcsx [options] [file]\n"
 559                                                         "\toptions:\n"
 560                                                         "\t-cdfile FILE\tRuns a CD image file\n"
 561                                                         "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
 562                                                         "\t-psxout\t\tEnable PSX output\n"
 563                                                         "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
 564                                                         "\t-h -help\tDisplay this message\n"
 565                                                         "\tfile\t\tLoads a PSX EXE file\n"));
 566                          return 0;
 567                 } else {
 568                         strncpy(file, argv[i], MAXPATHLEN);
 569                         if (file[0] != '/') {
 570                                 getcwd(path, MAXPATHLEN);
 571                                 if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
 572                                         strcat(path, "/");
 573                                         strcat(path, file);
 574                                         strcpy(file, path);
 575                                 } else
 576                                         file[0] = 0;
 577                         }
 578                 }
 579         }
 580
 581         if (cdfile)
 582                 set_cd_image(cdfile);
 583
 584         // frontend stuff
 585         // init input but leave probing to platform code,
 586         // they add input drivers and may need to modify them after probe
 587         in_init();
 588         pl_init();
 589         plat_init();
 590         menu_init(); // loads config
 591
 592         if (emu_core_init() != 0)
 593                 return 1;
 594
 595         if (psxout)
 596                 Config.PsxOut = 1;
 597
 598         if (LoadPlugins() == -1) {
 599                 // FIXME: this recovery doesn't work, just delete bad config and bail out
 600                 // SysMessage("could not load plugins, retrying with defaults\n");
 601                 set_default_paths();
 602                 snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
 603                 remove(path);
 604                 SysMessage("Failed loading plugins!");
 605                 return 1;
 606         }
 607         pcnt_hook_plugins();
 608
 609         if (OpenPlugins() == -1) {
 610                 return 1;
 611         }
 612         plugin_call_rearmed_cbs();
 613
 614         CheckCdrom();
 615         SysReset();
 616
 617         if (file[0] != '\0') {
 618                 if (Load(file) != -1)
 619                         ready_to_go = 1;
 620         } else {
 621                 if (cdfile) {
 622                         if (LoadCdrom() == -1) {
 623                                 ClosePlugins();
 624                                 SysPrintf(_("Could not load CD-ROM!\n"));
 625                                 return -1;
 626                         }
 627                         emu_on_new_cd(!loadst);
 628                         ready_to_go = 1;
 629                 }
 630         }
 631
 632         if (loadst_f) {
 633                 int ret = LoadState(loadst_f);
 634                 SysPrintf("%s state file: %s\n",
 635                         ret ? "failed to load" : "loaded", loadst_f);
 636                 ready_to_go |= ret == 0;
 637         }
 638
 639         if (ready_to_go) {
 640                 menu_prepare_emu();
 641
 642                 // If a state has been specified, then load that
 643                 if (loadst) {
 644                         int ret = emu_load_state(loadst - 1);
 645                         SysPrintf("%s state %d\n",
 646                                 ret ? "failed to load" : "loaded", loadst);
 647                 }
 648         }
 649         else
 650                 menu_loop();
 651
 652         pl_start_watchdog();
 653
 654         while (!g_emu_want_quit)
 655         {
 656                 stop = 0;
 657                 emu_action = SACTION_NONE;
 658
 659                 psxCpu->Execute();
 660                 if (emu_action != SACTION_NONE)
 661                         do_emu_action();
 662         }
 663
 664         printf("Exit..\n");
 665         ClosePlugins();
 666         SysClose();
 667         menu_finish();
 668         plat_finish();
 669
 670         return 0;
 671 }
 672
 673 static void toggle_fast_forward(int force_off)
 674 {
 675         static int fast_forward;
 676         static int normal_g_opts;
 677         static int normal_frameskip;
 678         static int normal_enhancement_enable;
 679
 680         if (force_off && !fast_forward)
 681                 return;
 682
 683         fast_forward = !fast_forward;
 684         if (fast_forward) {
 685                 normal_g_opts = g_opts;
 686                 normal_frameskip = pl_rearmed_cbs.frameskip;
 687                 normal_enhancement_enable =
 688                         pl_rearmed_cbs.gpu_neon.enhancement_enable;
 689
 690                 g_opts |= OPT_NO_FRAMELIM;
 691                 pl_rearmed_cbs.frameskip = 3;
 692                 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
 693         } else {
 694                 g_opts = normal_g_opts;
 695                 pl_rearmed_cbs.frameskip = normal_frameskip;
 696                 pl_rearmed_cbs.gpu_neon.enhancement_enable =
 697                         normal_enhancement_enable;
 698
 699                 pl_timing_prepare(Config.PsxType);
 700         }
 701
 702         if (!force_off)
 703                 snprintf(hud_msg, sizeof(hud_msg), "FAST FORWARD %s",
 704                         fast_forward ? "ON" : "OFF");
 705 }
 706
 707 static void SignalExit(int sig) {
 708         // only to restore framebuffer/resolution on some devices
 709         plat_finish();
 710         exit(1);
 711 }
 712 #endif
 713
 714 void SysRunGui() {
 715         printf("SysRunGui\n");
 716 }
 717
 718 static void dummy_lace()
 719 {
 720 }
 721
 722 void SysReset() {
 723         // rearmed hack: EmuReset() runs some code when real BIOS is used,
 724         // but we usually do reset from menu while GPU is not open yet,
 725         // so we need to prevent updateLace() call..
 726         void *real_lace = GPU_updateLace;
 727         GPU_updateLace = dummy_lace;
 728         g_emu_resetting = 1;
 729
 730         // reset can run code, timing must be set
 731         pl_timing_prepare(Config.PsxType);
 732
 733    // hmh core forgets this
 734         CDR_stop();
 735
 736         EmuReset();
 737
 738         GPU_updateLace = real_lace;
 739         g_emu_resetting = 0;
 740 }
 741
 742 void SysClose() {
 743         EmuShutdown();
 744         ReleasePlugins();
 745
 746         StopDebugger();
 747
 748         if (emuLog != NULL && emuLog != stdout && emuLog != stderr) {
 749                 fclose(emuLog);
 750                 emuLog = NULL;
 751         }
 752 }
 753
 754 void SysUpdate() {
 755 }
 756
 757 int get_state_filename(char *buf, int size, int i) {
 758         return get_gameid_filename(buf, size,
 759                 "." STATES_DIR "%.32s-%.9s.%3.3d", i);
 760 }
 761
 762 int emu_check_state(int slot)
 763 {
 764         char fname[MAXPATHLEN];
 765         int ret;
 766
 767         ret = get_state_filename(fname, sizeof(fname), slot);
 768         if (ret != 0)
 769                 return ret;
 770
 771         return CheckState(fname);
 772 }
 773
 774 int emu_save_state(int slot)
 775 {
 776         char fname[MAXPATHLEN];
 777         int ret;
 778
 779         ret = get_state_filename(fname, sizeof(fname), slot);
 780         if (ret != 0)
 781                 return ret;
 782
 783         ret = SaveState(fname);
 784 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) && !defined(__SWITCH__) /* XXX GPH hack */
 785         sync();
 786 #endif
 787         SysPrintf("* %s \"%s\" [%d]\n",
 788                 ret == 0 ? "saved" : "failed to save", fname, slot);
 789         return ret;
 790 }
 791
 792 int emu_load_state(int slot)
 793 {
 794         char fname[MAXPATHLEN];
 795         int ret;
 796
 797         hud_msg[0] = 0;
 798
 799         ret = get_state_filename(fname, sizeof(fname), slot);
 800         if (ret != 0)
 801                 return ret;
 802
 803         return LoadState(fname);
 804 }
 805
 806 #ifndef HAVE_LIBRETRO
 807 #ifndef ANDROID
 808
 809 void SysPrintf(const char *fmt, ...) {
 810         va_list list;
 811
 812         va_start(list, fmt);
 813         vfprintf(emuLog, fmt, list);
 814         va_end(list);
 815         fflush(emuLog);
 816 }
 817
 818 #else
 819
 820 #include <android/log.h>
 821
 822 void SysPrintf(const char *fmt, ...) {
 823         va_list list;
 824
 825         va_start(list, fmt);
 826         __android_log_vprint(ANDROID_LOG_INFO, "PCSX", fmt, list);
 827         va_end(list);
 828 }
 829
 830 #endif
 831 #endif /* HAVE_LIBRETRO */
 832
 833 void SysMessage(const char *fmt, ...) {
 834         va_list list;
 835         char msg[512];
 836         int ret;
 837
 838         va_start(list, fmt);
 839         ret = vsnprintf(msg, sizeof(msg), fmt, list);
 840         va_end(list);
 841
 842         if (ret < sizeof(msg) && msg[ret - 1] == '\n')
 843                 msg[ret - 1] = 0;
 844
 845         SysPrintf("%s\n", msg);
 846 }
 847
 848 #define PARSEPATH(dst, src) \
 849         ptr = src + strlen(src); \
 850         while (*ptr != '\\' && ptr != src) ptr--; \
 851         if (ptr != src) { \
 852                 strcpy(dst, ptr+1); \
 853         }
 854
 855 static int _OpenPlugins(void) {
 856         int ret;
 857
 858 #ifndef NO_FRONTEND
 859         signal(SIGINT, SignalExit);
 860         signal(SIGPIPE, SignalExit);
 861 #endif
 862
 863         GPU_clearDynarec(clearDynarec);
 864
 865         ret = CDR_open();
 866         if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
 867         ret = SPU_open();
 868         if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
 869         SPU_registerCallback(SPUirq);
 870         SPU_registerScheduleCb(SPUschedule);
 871         // pcsx-rearmed: we handle gpu elsewhere
 872         //ret = GPU_open(&gpuDisp, "PCSX", NULL);
 873         //if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
 874         ret = PAD1_open(&gpuDisp);
 875         if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
 876         ret = PAD2_open(&gpuDisp);
 877         if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
 878
 879         if (Config.UseNet && !NetOpened) {
 880                 netInfo info;
 881                 char path[MAXPATHLEN * 2];
 882                 char dotdir[MAXPATHLEN];
 883
 884                 MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
 885
 886                 strcpy(info.EmuName, "PCSX");
 887                 memcpy(info.CdromID, CdromId, 9); /* no \0 trailing character? */
 888                 memcpy(info.CdromLabel, CdromLabel, 9);
 889                 info.CdromLabel[9] = '\0';
 890                 info.psxMem = psxM;
 891                 info.GPU_showScreenPic = GPU_showScreenPic;
 892                 info.GPU_displayText = GPU_displayText;
 893                 info.GPU_showScreenPic = GPU_showScreenPic;
 894                 info.PAD_setSensitive = PAD1_setSensitive;
 895                 sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
 896                 strcpy(info.BIOSpath, path);
 897                 strcpy(info.MCD1path, Config.Mcd1);
 898                 strcpy(info.MCD2path, Config.Mcd2);
 899                 sprintf(path, "%s%s", dotdir, Config.Gpu);
 900                 strcpy(info.GPUpath, path);
 901                 sprintf(path, "%s%s", dotdir, Config.Spu);
 902                 strcpy(info.SPUpath, path);
 903                 sprintf(path, "%s%s", dotdir, Config.Cdr);
 904                 strcpy(info.CDRpath, path);
 905                 NET_setInfo(&info);
 906
 907                 ret = NET_open(&gpuDisp);
 908                 if (ret < 0) {
 909                         if (ret == -2) {
 910                                 // -2 is returned when something in the info
 911                                 // changed and needs to be synced
 912                                 char *ptr;
 913
 914                                 PARSEPATH(Config.Bios, info.BIOSpath);
 915                                 PARSEPATH(Config.Gpu,  info.GPUpath);
 916                                 PARSEPATH(Config.Spu,  info.SPUpath);
 917                                 PARSEPATH(Config.Cdr,  info.CDRpath);
 918
 919                                 strcpy(Config.Mcd1, info.MCD1path);
 920                                 strcpy(Config.Mcd2, info.MCD2path);
 921                                 return -2;
 922                         } else {
 923                                 Config.UseNet = FALSE;
 924                         }
 925                 } else {
 926                         if (NET_queryPlayer() == 1) {
 927                                 if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
 928                         } else {
 929                                 if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
 930                         }
 931                 }
 932                 NetOpened = TRUE;
 933         } else if (Config.UseNet) {
 934                 NET_resume();
 935         }
 936
 937         return 0;
 938 }
 939
 940 int OpenPlugins() {
 941         int ret;
 942
 943         while ((ret = _OpenPlugins()) == -2) {
 944                 ReleasePlugins();
 945                 LoadMcds(Config.Mcd1, Config.Mcd2);
 946                 if (LoadPlugins() == -1) return -1;
 947         }
 948         return ret;
 949 }
 950
 951 void ClosePlugins() {
 952         int ret;
 953
 954 #ifndef NO_FRONTEND
 955         signal(SIGINT, SIG_DFL);
 956         signal(SIGPIPE, SIG_DFL);
 957 #endif
 958
 959         ret = CDR_close();
 960         if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
 961         ret = SPU_close();
 962         if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
 963         ret = PAD1_close();
 964         if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
 965         ret = PAD2_close();
 966         if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
 967         // pcsx-rearmed: we handle gpu elsewhere
 968         //ret = GPU_close();
 969         //if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
 970
 971         if (Config.UseNet) {
 972                 NET_pause();
 973         }
 974 }
 975
 976 /* we hook statically linked plugins here */
 977 static const char *builtin_plugins[] = {
 978         "builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
 979         "builtin_cdrcimg",
 980 };
 981
 982 static const int builtin_plugin_ids[] = {
 983         PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
 984         PLUGIN_CDRCIMG,
 985 };
 986
 987 void *SysLoadLibrary(const char *lib) {
 988         const char *tmp = strrchr(lib, '/');
 989         void *ret = NULL;
 990         int i;
 991
 992         SysPrintf("plugin: %s\n", lib);
 993
 994         if (tmp != NULL) {
 995                 tmp++;
 996                 for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
 997                         if (strcmp(tmp, builtin_plugins[i]) == 0)
 998                                 return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
 999         }
1000
1001 #if !defined(_WIN32) && !defined(NO_DYLIB)
1002         ret = dlopen(lib, RTLD_NOW);
1003         if (ret == NULL)
1004                 SysMessage("dlopen: %s", dlerror());
1005 #else
1006         /* no external plugin support, abi is no longer
1007          * compatible with psemu/pcsx anyway */
1008 #endif
1009         return ret;
1010 }
1011
1012 void *SysLoadSym(void *lib, const char *sym) {
1013         unsigned int plugid = (unsigned int)(long)lib;
1014
1015         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1016                 return plugin_link(plugid - PLUGIN_DL_BASE, sym);
1017
1018 #if !defined(_WIN32) && !defined(NO_DYLIB)
1019         return dlsym(lib, sym);
1020 #else
1021         return NULL;
1022 #endif
1023 }
1024
1025 const char *SysLibError() {
1026 #if defined(NO_DYLIB)
1027    return NULL;
1028 #elif !defined(_WIN32)
1029         return dlerror();
1030 #else
1031         return "not supported";
1032 #endif
1033 }
1034
1035 void SysCloseLibrary(void *lib) {
1036         unsigned int plugid = (unsigned int)(long)lib;
1037
1038         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1039                 return;
1040
1041 #if !defined(_WIN32) && !defined(NO_DYLIB)
1042         dlclose(lib);
1043 #endif
1044 }