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/sio.h"
  27 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
  28 #include "../plugins/cdrcimg/cdrcimg.h"
  29 #include "../plugins/dfsound/spu_config.h"
  30 #include "arm_features.h"
  31 #include "revision.h"
  32
  33 #if defined(__has_builtin)
  34 #define DO_CPU_CHECKS __has_builtin(__builtin_cpu_init)
  35 #elif defined(__x86_64__) || defined(__i386__)
  36 #define DO_CPU_CHECKS 1
  37 #else
  38 #define DO_CPU_CHECKS 0
  39 #endif
  40
  41 #ifndef NO_FRONTEND
  42 #include "libpicofe/input.h"
  43 #include "libpicofe/plat.h"
  44 #include "libpicofe/readpng.h"
  45
  46 static void toggle_fast_forward(int force_off);
  47 static void check_profile(void);
  48 static void check_memcards(void);
  49 #endif
  50 #ifndef BOOT_MSG
  51 #define BOOT_MSG "Booting up..."
  52 #endif
  53
  54 // don't include debug.h - it breaks ARM build (R1 redefined)
  55 static void StartDebugger() {}
  56 static void StopDebugger() {}
  57
  58 int ready_to_go, g_emu_want_quit, g_emu_resetting;
  59 unsigned long gpuDisp;
  60 char cfgfile_basename[MAXPATHLEN];
  61 int state_slot;
  62 enum sched_action emu_action, emu_action_old;
  63 char hud_msg[64];
  64 int hud_new_msg;
  65
  66 static void make_path(char *buf, size_t size, const char *dir, const char *fname)
  67 {
  68         if (fname)
  69                 snprintf(buf, size, ".%s%s", dir, fname);
  70         else
  71                 snprintf(buf, size, ".%s", dir);
  72 }
  73 #define MAKE_PATH(buf, dir, fname) \
  74         make_path(buf, sizeof(buf), dir, fname)
  75
  76 static int get_gameid_filename(char *buf, int size, const char *fmt, int i) {
  77         char trimlabel[33];
  78         int j;
  79
  80         strncpy(trimlabel, CdromLabel, 32);
  81         trimlabel[32] = 0;
  82         for (j = 31; j >= 0; j--)
  83                 if (trimlabel[j] == ' ')
  84                         trimlabel[j] = 0;
  85                 else
  86                         continue;
  87
  88         snprintf(buf, size, fmt, trimlabel, CdromId, i);
  89
  90         return 0;
  91 }
  92
  93 void set_cd_image(const char *fname)
  94 {
  95         const char *ext = NULL;
  96
  97         if (fname != NULL)
  98                 ext = strrchr(fname, '.');
  99
 100         if (ext && (
 101             strcasecmp(ext, ".z") == 0 || strcasecmp(ext, ".bz") == 0 ||
 102             strcasecmp(ext, ".znx") == 0 /*|| strcasecmp(ext, ".pbp") == 0*/)) {
 103                 SetIsoFile(NULL);
 104                 cdrcimg_set_fname(fname);
 105                 strcpy(Config.Cdr, "builtin_cdrcimg");
 106         } else {
 107                 SetIsoFile(fname);
 108                 strcpy(Config.Cdr, "builtin_cdr");
 109         }
 110 }
 111
 112 static void set_default_paths(void)
 113 {
 114 #ifndef NO_FRONTEND
 115         snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
 116         MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
 117         MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
 118         strcpy(Config.BiosDir, "bios");
 119 #endif
 120
 121         strcpy(Config.PluginsDir, "plugins");
 122         strcpy(Config.Gpu, "builtin_gpu");
 123         strcpy(Config.Spu, "builtin_spu");
 124         strcpy(Config.Cdr, "builtin_cdr");
 125         strcpy(Config.Pad1, "builtin_pad");
 126         strcpy(Config.Pad2, "builtin_pad");
 127         strcpy(Config.Net, "Disabled");
 128 }
 129
 130 void emu_set_default_config(void)
 131 {
 132         // try to set sane config on which most games work
 133         Config.Xa = Config.Cdda = 0;
 134         Config.icache_emulation = 0;
 135         Config.PsxAuto = 1;
 136         Config.cycle_multiplier = CYCLE_MULT_DEFAULT;
 137         Config.GpuListWalking = -1;
 138
 139         pl_rearmed_cbs.gpu_neon.allow_interlace = 2; // auto
 140         pl_rearmed_cbs.gpu_neon.enhancement_enable =
 141         pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
 142         pl_rearmed_cbs.gpu_peops.iUseDither = 0;
 143         pl_rearmed_cbs.gpu_peops.dwActFixes = 1<<7;
 144 #if 0
 145         pl_rearmed_cbs.gpu_senquack.ilace_force = 0;
 146         pl_rearmed_cbs.gpu_senquack.pixel_skip = 0;
 147         pl_rearmed_cbs.gpu_senquack.lighting = 1;
 148         pl_rearmed_cbs.gpu_senquack.fast_lighting = 0;
 149         pl_rearmed_cbs.gpu_senquack.blending = 1;
 150         pl_rearmed_cbs.gpu_senquack.dithering = 0;
 151 #else
 152         pl_rearmed_cbs.gpu_unai.lighting = 1;
 153         pl_rearmed_cbs.gpu_unai.blending = 1;
 154 #endif
 155         pl_rearmed_cbs.gpu_unai.abe_hack =
 156         pl_rearmed_cbs.gpu_unai.no_light =
 157         pl_rearmed_cbs.gpu_unai.no_blend = 0;
 158         memset(&pl_rearmed_cbs.gpu_peopsgl, 0, sizeof(pl_rearmed_cbs.gpu_peopsgl));
 159         pl_rearmed_cbs.gpu_peopsgl.iVRamSize = 64;
 160         pl_rearmed_cbs.gpu_peopsgl.iTexGarbageCollection = 1;
 161
 162         spu_config.iUseReverb = 1;
 163         spu_config.iUseInterpolation = 1;
 164         spu_config.iXAPitch = 0;
 165         spu_config.iVolume = 768;
 166         spu_config.iTempo = 0;
 167         // may cause issues, no effect if only 1 core is detected
 168         spu_config.iUseThread = 0;
 169 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) /* XXX GPH hack */
 170         spu_config.iUseReverb = 0;
 171         spu_config.iUseInterpolation = 0;
 172 #ifndef HAVE_LIBRETRO
 173         spu_config.iTempo = 1;
 174 #endif
 175 #endif
 176         new_dynarec_hacks = 0;
 177
 178         in_type[0] = PSE_PAD_TYPE_STANDARD;
 179         in_type[1] = PSE_PAD_TYPE_STANDARD;
 180 }
 181
 182 void do_emu_action(void)
 183 {
 184         int ret;
 185
 186         emu_action_old = emu_action;
 187
 188         switch (emu_action) {
 189         case SACTION_LOAD_STATE:
 190                 ret = emu_load_state(state_slot);
 191                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
 192                 break;
 193         case SACTION_SAVE_STATE:
 194                 ret = emu_save_state(state_slot);
 195                 snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
 196                 break;
 197 #ifndef NO_FRONTEND
 198         case SACTION_ENTER_MENU:
 199                 toggle_fast_forward(1);
 200                 menu_loop();
 201                 return;
 202         case SACTION_NEXT_SSLOT:
 203                 state_slot++;
 204                 if (state_slot > 9)
 205                         state_slot = 0;
 206                 goto do_state_slot;
 207         case SACTION_PREV_SSLOT:
 208                 state_slot--;
 209                 if (state_slot < 0)
 210                         state_slot = 9;
 211 do_state_slot:
 212                 snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
 213                         emu_check_state(state_slot) == 0 ? "USED" : "FREE");
 214                 hud_new_msg = 3;
 215                 SysPrintf("* %s\n", hud_msg);
 216                 break;
 217         case SACTION_TOGGLE_FSKIP:
 218                 pl_rearmed_cbs.fskip_advice = 0;
 219                 pl_rearmed_cbs.frameskip++;
 220                 if (pl_rearmed_cbs.frameskip > 1)
 221                         pl_rearmed_cbs.frameskip = -1;
 222                 snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP: %s",
 223                         pl_rearmed_cbs.frameskip == -1 ? "AUTO" :
 224                         pl_rearmed_cbs.frameskip == 0 ? "OFF" : "1" );
 225                 plugin_call_rearmed_cbs();
 226                 break;
 227         case SACTION_SWITCH_DISPMODE:
 228                 pl_switch_dispmode();
 229                 plugin_call_rearmed_cbs();
 230                 if (GPU_open != NULL && GPU_close != NULL) {
 231                         GPU_close();
 232                         GPU_open(&gpuDisp, "PCSX", NULL);
 233                 }
 234                 break;
 235         case SACTION_FAST_FORWARD:
 236                 toggle_fast_forward(0);
 237                 plugin_call_rearmed_cbs();
 238                 break;
 239         case SACTION_TOGGLE_FPS:
 240                 if ((g_opts & (OPT_SHOWFPS|OPT_SHOWCPU))
 241                     == (OPT_SHOWFPS|OPT_SHOWCPU))
 242                         g_opts &= ~(OPT_SHOWFPS|OPT_SHOWCPU);
 243                 else if (g_opts & OPT_SHOWFPS)
 244                         g_opts |= OPT_SHOWCPU;
 245                 else
 246                         g_opts |= OPT_SHOWFPS;
 247                 break;
 248         case SACTION_TOGGLE_FULLSCREEN:
 249                 plat_target.vout_fullscreen = !plat_target.vout_fullscreen;
 250                 if (GPU_open != NULL && GPU_close != NULL) {
 251                         GPU_close();
 252                         GPU_open(&gpuDisp, "PCSX", NULL);
 253                 }
 254                 break;
 255         case SACTION_SCREENSHOT:
 256                 {
 257                         char buf[MAXPATHLEN];
 258                         void *scrbuf;
 259                         int w, h, bpp;
 260                         time_t t = time(NULL);
 261                         struct tm *tb = localtime(&t);
 262                         int ti = tb->tm_yday * 1000000 + tb->tm_hour * 10000 +
 263                                 tb->tm_min * 100 + tb->tm_sec;
 264
 265                         scrbuf = pl_prepare_screenshot(&w, &h, &bpp);
 266                         get_gameid_filename(buf, sizeof(buf),
 267                                 "screenshots/%.32s-%.9s.%d.png", ti);
 268                         ret = -1;
 269                         if (scrbuf != 0 && bpp == 16)
 270                                 ret = writepng(buf, scrbuf, w, h);
 271                         if (ret == 0)
 272                                 snprintf(hud_msg, sizeof(hud_msg), "SCREENSHOT TAKEN");
 273                         break;
 274                 }
 275         case SACTION_VOLUME_UP:
 276         case SACTION_VOLUME_DOWN:
 277                 {
 278                         static int volume;
 279                         plat_target_step_volume(&volume,
 280                                 emu_action == SACTION_VOLUME_UP ? 1 : -1);
 281                 }
 282                 return;
 283         case SACTION_MINIMIZE:
 284                 if (GPU_close != NULL)
 285                         GPU_close();
 286
 287                 plat_minimize();
 288
 289                 if (GPU_open != NULL) {
 290                         ret = GPU_open(&gpuDisp, "PCSX", NULL);
 291                         if (ret)
 292                                 SysMessage("GPU_open returned %d", ret);
 293                 }
 294                 return;
 295 #endif
 296         default:
 297                 return;
 298         }
 299
 300         hud_new_msg = 3;
 301 }
 302
 303 static char basic_lcase(char c)
 304 {
 305         if ('A' <= c && c <= 'Z')
 306                 return c - 'A' + 'a';
 307         return c;
 308 }
 309
 310 static int cdidcmp(const char *id1, const char *id2)
 311 {
 312         while (*id1 != 0 && *id2 != 0) {
 313                 if (*id1 == '_') { id1++; continue; }
 314                 if (*id2 == '_') { id2++; continue; }
 315                 if (basic_lcase(*id1) != basic_lcase(*id2))
 316                         break;
 317                 id1++;
 318                 id2++;
 319         }
 320
 321         return *id1 - *id2;
 322 }
 323
 324 static void parse_cwcheat(void)
 325 {
 326         char line[256], buf[256], name[256], *p;
 327         int newcheat = 1;
 328         u32 a, v;
 329         FILE *f;
 330
 331         f = fopen("cheatpops.db", "r");
 332         if (f == NULL)
 333                 return;
 334
 335         /* find the game */
 336         while (fgets(line, sizeof(line), f)) {
 337                 if (sscanf(line, "_S %63s", buf) != 1)
 338                         continue;
 339                 if (cdidcmp(buf, CdromId) == 0)
 340                         break;
 341         }
 342
 343         if (feof(f))
 344                 goto out;
 345
 346         SysPrintf("cwcheat section found for %s\n", CdromId);
 347         while (fgets(line, sizeof(line), f))
 348         {
 349                 p = line + strlen(line);
 350                 for (p--; p >= line && (*p == '\r' || *p == '\n' || *p == ' '); p--)
 351                         *p = 0;
 352                 if (*p == 0 || *p == '#' || *p == ';')
 353                         continue;
 354
 355                 if (strncmp(line, "_S", 2) == 0)
 356                         break;
 357                 if (strncmp(line, "_G", 2) == 0) {
 358                         SysPrintf("  cwcheat game name: '%s'\n", line + 3);
 359                         continue;
 360                 }
 361                 if (strncmp(line, "_C0", 3) == 0) {
 362                         if (!newcheat && Cheats[NumCheats - 1].n == 0) {
 363                                 SysPrintf("cheat '%s' failed to parse\n", name);
 364                                 free(Cheats[NumCheats - 1].Descr);
 365                                 NumCheats--;
 366                         }
 367                         snprintf(name, sizeof(name), "%s", line + 4);
 368                         newcheat = 1;
 369                         continue;
 370                 }
 371                 if (sscanf(line, "_L %x %x", &a, &v) != 2) {
 372                         SysPrintf("line failed to parse: '%s'\n", line);
 373                         continue;
 374                 }
 375
 376                 if (newcheat) {
 377                         if (NumCheats >= NumCheatsAllocated) {
 378                                 NumCheatsAllocated += 16;
 379                                 Cheats = realloc(Cheats, sizeof(Cheat) *
 380                                                 NumCheatsAllocated);
 381                                 if (Cheats == NULL)
 382                                         break;
 383                         }
 384                         Cheats[NumCheats].Descr = strdup(name);
 385                         Cheats[NumCheats].Enabled = 0;
 386                         Cheats[NumCheats].WasEnabled = 0;
 387                         Cheats[NumCheats].First = NumCodes;
 388                         Cheats[NumCheats].n = 0;
 389                         NumCheats++;
 390                         newcheat = 0;
 391                 }
 392
 393                 if (NumCodes >= NumCodesAllocated) {
 394                         NumCodesAllocated += 16;
 395                         CheatCodes = realloc(CheatCodes, sizeof(CheatCode) *
 396                                 NumCodesAllocated);
 397                         if (CheatCodes == NULL)
 398                                 break;
 399                 }
 400                 CheatCodes[NumCodes].Addr = a;
 401                 CheatCodes[NumCodes].Val = v;
 402                 NumCodes++;
 403                 Cheats[NumCheats - 1].n++;
 404         }
 405
 406 out:
 407         fclose(f);
 408 }
 409
 410 void emu_on_new_cd(int show_hud_msg)
 411 {
 412         ClearAllCheats();
 413         parse_cwcheat();
 414
 415         if (Config.HLE) {
 416                 SysPrintf("note: running with HLE BIOS, expect compatibility problems\n");
 417                 SysPrintf("----------------------------------------------------------\n");
 418         }
 419
 420         if (show_hud_msg) {
 421                 snprintf(hud_msg, sizeof(hud_msg), BOOT_MSG);
 422                 hud_new_msg = 3;
 423         }
 424 }
 425
 426 static void log_wrong_cpu(void)
 427 {
 428 #if DO_CPU_CHECKS
 429         __builtin_cpu_init();
 430         #define CHECK_CPU(name) if (!__builtin_cpu_supports(name)) \
 431                 SysPrintf("ERROR: compiled for " name ", which is unsupported by the CPU\n")
 432 #ifdef __SSE2__
 433         CHECK_CPU("sse2");
 434 #endif
 435 #ifdef __SSSE3__
 436         CHECK_CPU("ssse3");
 437 #endif
 438 #ifdef __SSE4_1__
 439         CHECK_CPU("sse4.1");
 440 #endif
 441 #endif // DO_CPU_CHECKS
 442 }
 443
 444 #define MKSTR2(x) #x
 445 #define MKSTR(x) MKSTR2(x)
 446 static const char *get_build_info(void)
 447 {
 448         return " ("
 449 #ifdef __VERSION__
 450                 "cc " __VERSION__ " "
 451 #endif
 452 #if defined(__SIZEOF_POINTER__) && __SIZEOF_POINTER__ == 8
 453                 "64bit "
 454 #elif defined(__SIZEOF_POINTER__) && __SIZEOF_POINTER__ == 4
 455                 "32bit "
 456 #endif
 457 #if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
 458                 "be "
 459 #endif
 460 #if defined(__PIC__) || defined(__pic__)
 461                 "pic "
 462 #endif
 463 #if defined(__aarch64__)
 464                 "arm64"
 465 #elif defined(__arm__)
 466                 "arm"
 467 #endif
 468 #ifdef __ARM_ARCH
 469                 "v" MKSTR(__ARM_ARCH) " "
 470 #endif
 471 #if defined(__AVX__)
 472                 "avx "
 473 #elif defined(__SSSE3__)
 474                 "ssse3 "
 475 #elif defined(__ARM_NEON) || defined(__ARM_NEON__)
 476                 "neon "
 477 #endif
 478 #if defined(LIGHTREC)
 479                 "lightrec "
 480 #elif !defined(DRC_DISABLE)
 481                 "ari64 "
 482 #endif
 483                 "gpu=" MKSTR(BUILTIN_GPU)
 484                 ")";
 485 }
 486
 487 int emu_core_preinit(void)
 488 {
 489         // what is the name of the config file?
 490         // it may be redefined by -cfg on the command line
 491         strcpy(cfgfile_basename, "pcsx.cfg");
 492
 493 #ifdef IOS
 494         emuLog = fopen("/User/Documents/pcsxr.log", "w");
 495         if (emuLog == NULL)
 496                 emuLog = fopen("pcsxr.log", "w");
 497         if (emuLog == NULL)
 498 #endif
 499         emuLog = stdout;
 500
 501         log_wrong_cpu();
 502
 503         SetIsoFile(NULL);
 504
 505         memset(&Config, 0, sizeof(Config));
 506
 507         set_default_paths();
 508         emu_set_default_config();
 509         strcpy(Config.Bios, "HLE");
 510
 511         return 0;
 512 }
 513
 514 int emu_core_init(void)
 515 {
 516         SysPrintf("Starting PCSX-ReARMed " REV "%s\n", get_build_info());
 517
 518 #ifndef NO_FRONTEND
 519         check_profile();
 520         check_memcards();
 521 #endif
 522
 523         if (EmuInit() == -1) {
 524                 SysPrintf("PSX emulator couldn't be initialized.\n");
 525                 return -1;
 526         }
 527
 528         LoadMcds(Config.Mcd1, Config.Mcd2);
 529
 530         if (Config.Debug) {
 531                 StartDebugger();
 532         }
 533
 534         return 0;
 535 }
 536
 537 void emu_core_ask_exit(void)
 538 {
 539         stop++;
 540         g_emu_want_quit = 1;
 541 }
 542
 543 #ifndef NO_FRONTEND
 544
 545 #include <sys/stat.h>
 546 #include <sys/types.h>
 547
 548 static void create_profile_dir(const char *directory) {
 549         char path[MAXPATHLEN];
 550
 551         MAKE_PATH(path, directory, NULL);
 552         mkdir(path, S_IRWXU | S_IRWXG);
 553 }
 554
 555 static void check_profile(void) {
 556         // make sure that ~/.pcsx exists
 557         create_profile_dir(PCSX_DOT_DIR);
 558
 559         create_profile_dir(BIOS_DIR);
 560         create_profile_dir(MEMCARD_DIR);
 561         create_profile_dir(STATES_DIR);
 562         create_profile_dir(PLUGINS_DIR);
 563         create_profile_dir(PLUGINS_CFG_DIR);
 564         create_profile_dir(CHEATS_DIR);
 565         create_profile_dir(PATCHES_DIR);
 566         create_profile_dir(PCSX_DOT_DIR "cfg");
 567         create_profile_dir("/screenshots/");
 568 }
 569
 570 static void check_memcards(void)
 571 {
 572         char buf[MAXPATHLEN];
 573         FILE *f;
 574         int i;
 575
 576         for (i = 1; i <= 9; i++) {
 577                 snprintf(buf, sizeof(buf), ".%scard%d.mcd", MEMCARD_DIR, i);
 578
 579                 f = fopen(buf, "rb");
 580                 if (f == NULL) {
 581                         SysPrintf("Creating memcard: %s\n", buf);
 582                         CreateMcd(buf);
 583                 }
 584                 else
 585                         fclose(f);
 586         }
 587 }
 588
 589 int main(int argc, char *argv[])
 590 {
 591         char file[MAXPATHLEN] = "";
 592         char path[MAXPATHLEN];
 593         const char *cdfile = NULL;
 594         const char *loadst_f = NULL;
 595         int psxout = 0;
 596         int loadst = 0;
 597         int i;
 598
 599         emu_core_preinit();
 600
 601         // read command line options
 602         for (i = 1; i < argc; i++) {
 603                      if (!strcmp(argv[i], "-psxout")) psxout = 1;
 604                 else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
 605                 else if (!strcmp(argv[i], "-cfg")) {
 606                         if (i+1 >= argc) break;
 607                         strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);   /* TODO buffer overruns */
 608                         SysPrintf("Using config file %s.\n", cfgfile_basename);
 609                 }
 610                 else if (!strcmp(argv[i], "-cdfile")) {
 611                         char isofilename[MAXPATHLEN];
 612
 613                         if (i+1 >= argc) break;
 614                         strncpy(isofilename, argv[++i], MAXPATHLEN);
 615                         if (isofilename[0] != '/') {
 616                                 getcwd(path, MAXPATHLEN);
 617                                 if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
 618                                         strcat(path, "/");
 619                                         strcat(path, isofilename);
 620                                         strcpy(isofilename, path);
 621                                 } else
 622                                         isofilename[0] = 0;
 623                         }
 624
 625                         cdfile = isofilename;
 626                 }
 627                 else if (!strcmp(argv[i], "-loadf")) {
 628                         if (i+1 >= argc) break;
 629                         loadst_f = argv[++i];
 630                 }
 631                 else if (!strcmp(argv[i], "-h") ||
 632                          !strcmp(argv[i], "-help") ||
 633                          !strcmp(argv[i], "--help")) {
 634                          printf("PCSX-ReARMed " REV "\n");
 635                          printf("%s\n", _(
 636                                                         " pcsx [options] [file]\n"
 637                                                         "\toptions:\n"
 638                                                         "\t-cdfile FILE\tRuns a CD image file\n"
 639                                                         "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
 640                                                         "\t-psxout\t\tEnable PSX output\n"
 641                                                         "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
 642                                                         "\t-h -help\tDisplay this message\n"
 643                                                         "\tfile\t\tLoads a PSX EXE file\n"));
 644                          return 0;
 645                 } else {
 646                         strncpy(file, argv[i], MAXPATHLEN);
 647                         if (file[0] != '/') {
 648                                 getcwd(path, MAXPATHLEN);
 649                                 if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
 650                                         strcat(path, "/");
 651                                         strcat(path, file);
 652                                         strcpy(file, path);
 653                                 } else
 654                                         file[0] = 0;
 655                         }
 656                 }
 657         }
 658
 659         if (cdfile)
 660                 set_cd_image(cdfile);
 661
 662         // frontend stuff
 663         // init input but leave probing to platform code,
 664         // they add input drivers and may need to modify them after probe
 665         in_init();
 666         pl_init();
 667         plat_init();
 668         menu_init(); // loads config
 669
 670         if (emu_core_init() != 0)
 671                 return 1;
 672
 673         if (psxout)
 674                 Config.PsxOut = 1;
 675
 676         if (LoadPlugins() == -1) {
 677                 // FIXME: this recovery doesn't work, just delete bad config and bail out
 678                 // SysMessage("could not load plugins, retrying with defaults\n");
 679                 set_default_paths();
 680                 snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
 681                 remove(path);
 682                 SysMessage("Failed loading plugins!");
 683                 return 1;
 684         }
 685         pcnt_hook_plugins();
 686
 687         if (OpenPlugins() == -1) {
 688                 return 1;
 689         }
 690         plugin_call_rearmed_cbs();
 691
 692         CheckCdrom();
 693         SysReset();
 694
 695         if (file[0] != '\0') {
 696                 if (Load(file) != -1)
 697                         ready_to_go = 1;
 698         } else {
 699                 if (cdfile) {
 700                         if (LoadCdrom() == -1) {
 701                                 ClosePlugins();
 702                                 SysPrintf(_("Could not load CD-ROM!\n"));
 703                                 return -1;
 704                         }
 705                         emu_on_new_cd(!loadst);
 706                         ready_to_go = 1;
 707                 }
 708         }
 709
 710         if (loadst_f) {
 711                 int ret = LoadState(loadst_f);
 712                 SysPrintf("%s state file: %s\n",
 713                         ret ? "failed to load" : "loaded", loadst_f);
 714                 ready_to_go |= ret == 0;
 715         }
 716
 717         if (ready_to_go) {
 718                 menu_prepare_emu();
 719
 720                 // If a state has been specified, then load that
 721                 if (loadst) {
 722                         int ret = emu_load_state(loadst - 1);
 723                         SysPrintf("%s state %d\n",
 724                                 ret ? "failed to load" : "loaded", loadst);
 725                 }
 726         }
 727         else
 728                 menu_loop();
 729
 730         pl_start_watchdog();
 731
 732         while (!g_emu_want_quit)
 733         {
 734                 stop = 0;
 735                 emu_action = SACTION_NONE;
 736
 737                 psxCpu->Execute();
 738                 if (emu_action != SACTION_NONE)
 739                         do_emu_action();
 740         }
 741
 742         printf("Exit..\n");
 743         ClosePlugins();
 744         SysClose();
 745         menu_finish();
 746         plat_finish();
 747
 748         return 0;
 749 }
 750
 751 static void toggle_fast_forward(int force_off)
 752 {
 753         static int fast_forward;
 754         static int normal_g_opts;
 755         static int normal_enhancement_enable;
 756         //static int normal_frameskip;
 757
 758         if (force_off && !fast_forward)
 759                 return;
 760
 761         fast_forward = !fast_forward;
 762         if (fast_forward) {
 763                 normal_g_opts = g_opts;
 764                 //normal_frameskip = pl_rearmed_cbs.frameskip;
 765                 normal_enhancement_enable =
 766                         pl_rearmed_cbs.gpu_neon.enhancement_enable;
 767
 768                 g_opts |= OPT_NO_FRAMELIM;
 769                 // pl_rearmed_cbs.frameskip = 3; // too broken
 770                 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
 771         } else {
 772                 g_opts = normal_g_opts;
 773                 //pl_rearmed_cbs.frameskip = normal_frameskip;
 774                 pl_rearmed_cbs.gpu_neon.enhancement_enable =
 775                         normal_enhancement_enable;
 776
 777                 pl_timing_prepare(Config.PsxType);
 778         }
 779
 780         if (!force_off)
 781                 snprintf(hud_msg, sizeof(hud_msg), "FAST FORWARD %s",
 782                         fast_forward ? "ON" : "OFF");
 783 }
 784
 785 static void SignalExit(int sig) {
 786         // only to restore framebuffer/resolution on some devices
 787         plat_finish();
 788         _exit(1);
 789 }
 790 #endif
 791
 792 void SysRunGui() {
 793         printf("SysRunGui\n");
 794 }
 795
 796 static void CALLBACK dummy_lace()
 797 {
 798 }
 799
 800 void SysReset() {
 801         // rearmed hack: EmuReset() runs some code when real BIOS is used,
 802         // but we usually do reset from menu while GPU is not open yet,
 803         // so we need to prevent updateLace() call..
 804         void *real_lace = GPU_updateLace;
 805         GPU_updateLace = dummy_lace;
 806         g_emu_resetting = 1;
 807
 808         // reset can run code, timing must be set
 809         pl_timing_prepare(Config.PsxType);
 810
 811    // hmh core forgets this
 812         CDR_stop();
 813
 814         EmuReset();
 815
 816         GPU_updateLace = real_lace;
 817         g_emu_resetting = 0;
 818 }
 819
 820 void SysClose() {
 821         EmuShutdown();
 822         ReleasePlugins();
 823
 824         StopDebugger();
 825
 826         if (emuLog != NULL && emuLog != stdout && emuLog != stderr) {
 827                 fclose(emuLog);
 828                 emuLog = NULL;
 829         }
 830 }
 831
 832 int get_state_filename(char *buf, int size, int i) {
 833         return get_gameid_filename(buf, size,
 834                 "." STATES_DIR "%.32s-%.9s.%3.3d", i);
 835 }
 836
 837 int emu_check_state(int slot)
 838 {
 839         char fname[MAXPATHLEN];
 840         int ret;
 841
 842         ret = get_state_filename(fname, sizeof(fname), slot);
 843         if (ret != 0)
 844                 return ret;
 845
 846         return CheckState(fname);
 847 }
 848
 849 int emu_save_state(int slot)
 850 {
 851         char fname[MAXPATHLEN];
 852         int ret;
 853
 854         ret = get_state_filename(fname, sizeof(fname), slot);
 855         if (ret != 0)
 856                 return ret;
 857
 858         ret = SaveState(fname);
 859 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS) && !defined(__SWITCH__) /* XXX GPH hack */
 860         sync();
 861 #endif
 862         SysPrintf("* %s \"%s\" [%d]\n",
 863                 ret == 0 ? "saved" : "failed to save", fname, slot);
 864         return ret;
 865 }
 866
 867 int emu_load_state(int slot)
 868 {
 869         char fname[MAXPATHLEN];
 870         int ret;
 871
 872         hud_msg[0] = 0;
 873
 874         ret = get_state_filename(fname, sizeof(fname), slot);
 875         if (ret != 0)
 876                 return ret;
 877
 878         return LoadState(fname);
 879 }
 880
 881 #ifndef HAVE_LIBRETRO
 882 #ifndef ANDROID
 883
 884 void SysPrintf(const char *fmt, ...) {
 885         va_list list;
 886
 887         va_start(list, fmt);
 888         vfprintf(emuLog, fmt, list);
 889         va_end(list);
 890         fflush(emuLog);
 891 }
 892
 893 #else
 894
 895 #include <android/log.h>
 896
 897 void SysPrintf(const char *fmt, ...) {
 898         va_list list;
 899
 900         va_start(list, fmt);
 901         __android_log_vprint(ANDROID_LOG_INFO, "PCSX", fmt, list);
 902         va_end(list);
 903 }
 904
 905 #endif
 906 #endif /* HAVE_LIBRETRO */
 907
 908 void SysMessage(const char *fmt, ...) {
 909         va_list list;
 910         char msg[512];
 911         int ret;
 912
 913         va_start(list, fmt);
 914         ret = vsnprintf(msg, sizeof(msg), fmt, list);
 915         va_end(list);
 916
 917         if (ret < sizeof(msg) && msg[ret - 1] == '\n')
 918                 msg[ret - 1] = 0;
 919
 920         SysPrintf("%s\n", msg);
 921 }
 922
 923 #define PARSEPATH(dst, src) \
 924         ptr = src + strlen(src); \
 925         while (*ptr != '\\' && ptr != src) ptr--; \
 926         if (ptr != src) { \
 927                 strcpy(dst, ptr+1); \
 928         }
 929
 930 static int _OpenPlugins(void) {
 931         int ret;
 932
 933 #ifndef NO_FRONTEND
 934         signal(SIGINT, SignalExit);
 935         signal(SIGPIPE, SignalExit);
 936 #endif
 937
 938         ret = CDR_open();
 939         if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
 940         ret = SPU_open();
 941         if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
 942         SPU_registerCallback(SPUirq);
 943         SPU_registerScheduleCb(SPUschedule);
 944         // pcsx-rearmed: we handle gpu elsewhere
 945         //ret = GPU_open(&gpuDisp, "PCSX", NULL);
 946         //if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
 947         ret = PAD1_open(&gpuDisp);
 948         if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
 949         ret = PAD2_open(&gpuDisp);
 950         if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
 951
 952         if (Config.UseNet && !NetOpened) {
 953                 netInfo info;
 954                 char path[MAXPATHLEN * 2];
 955                 char dotdir[MAXPATHLEN];
 956
 957                 MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
 958
 959                 strcpy(info.EmuName, "PCSX");
 960                 memcpy(info.CdromID, CdromId, 9); /* no \0 trailing character? */
 961                 memcpy(info.CdromLabel, CdromLabel, 9);
 962                 info.CdromLabel[9] = '\0';
 963                 info.psxMem = psxM;
 964                 info.GPU_showScreenPic = GPU_showScreenPic;
 965                 info.GPU_displayText = GPU_displayText;
 966                 info.GPU_showScreenPic = GPU_showScreenPic;
 967                 info.PAD_setSensitive = PAD1_setSensitive;
 968                 sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
 969                 strcpy(info.BIOSpath, path);
 970                 strcpy(info.MCD1path, Config.Mcd1);
 971                 strcpy(info.MCD2path, Config.Mcd2);
 972                 sprintf(path, "%s%s", dotdir, Config.Gpu);
 973                 strcpy(info.GPUpath, path);
 974                 sprintf(path, "%s%s", dotdir, Config.Spu);
 975                 strcpy(info.SPUpath, path);
 976                 sprintf(path, "%s%s", dotdir, Config.Cdr);
 977                 strcpy(info.CDRpath, path);
 978                 NET_setInfo(&info);
 979
 980                 ret = NET_open(&gpuDisp);
 981                 if (ret < 0) {
 982                         if (ret == -2) {
 983                                 // -2 is returned when something in the info
 984                                 // changed and needs to be synced
 985                                 char *ptr;
 986
 987                                 PARSEPATH(Config.Bios, info.BIOSpath);
 988                                 PARSEPATH(Config.Gpu,  info.GPUpath);
 989                                 PARSEPATH(Config.Spu,  info.SPUpath);
 990                                 PARSEPATH(Config.Cdr,  info.CDRpath);
 991
 992                                 strcpy(Config.Mcd1, info.MCD1path);
 993                                 strcpy(Config.Mcd2, info.MCD2path);
 994                                 return -2;
 995                         } else {
 996                                 Config.UseNet = FALSE;
 997                         }
 998                 } else {
 999                         if (NET_queryPlayer() == 1) {
1000                                 if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
1001                         } else {
1002                                 if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
1003                         }
1004                 }
1005                 NetOpened = TRUE;
1006         } else if (Config.UseNet) {
1007                 NET_resume();
1008         }
1009
1010         return 0;
1011 }
1012
1013 int OpenPlugins() {
1014         int ret;
1015
1016         while ((ret = _OpenPlugins()) == -2) {
1017                 ReleasePlugins();
1018                 LoadMcds(Config.Mcd1, Config.Mcd2);
1019                 if (LoadPlugins() == -1) return -1;
1020         }
1021         return ret;
1022 }
1023
1024 void ClosePlugins() {
1025         int ret;
1026
1027 #ifndef NO_FRONTEND
1028         signal(SIGINT, SIG_DFL);
1029         signal(SIGPIPE, SIG_DFL);
1030 #endif
1031
1032         ret = CDR_close();
1033         if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
1034         ret = SPU_close();
1035         if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
1036         ret = PAD1_close();
1037         if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
1038         ret = PAD2_close();
1039         if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
1040         // pcsx-rearmed: we handle gpu elsewhere
1041         //ret = GPU_close();
1042         //if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
1043
1044         if (Config.UseNet) {
1045                 NET_pause();
1046         }
1047 }
1048
1049 /* we hook statically linked plugins here */
1050 static const char *builtin_plugins[] = {
1051         "builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
1052         "builtin_cdrcimg",
1053 };
1054
1055 static const int builtin_plugin_ids[] = {
1056         PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
1057         PLUGIN_CDRCIMG,
1058 };
1059
1060 void *SysLoadLibrary(const char *lib) {
1061         const char *tmp = strrchr(lib, '/');
1062         void *ret = NULL;
1063         int i;
1064
1065         SysPrintf("plugin: %s\n", lib);
1066
1067         if (tmp != NULL) {
1068                 tmp++;
1069                 for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
1070                         if (strcmp(tmp, builtin_plugins[i]) == 0)
1071                                 return (void *)(uintptr_t)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
1072         }
1073
1074 #if !defined(_WIN32) && !defined(NO_DYLIB)
1075         ret = dlopen(lib, RTLD_NOW);
1076         if (ret == NULL)
1077                 SysMessage("dlopen: %s", dlerror());
1078 #else
1079         /* no external plugin support, abi is no longer
1080          * compatible with psemu/pcsx anyway */
1081 #endif
1082         return ret;
1083 }
1084
1085 void *SysLoadSym(void *lib, const char *sym) {
1086         unsigned int plugid = (unsigned int)(uintptr_t)lib;
1087
1088         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1089                 return plugin_link(plugid - PLUGIN_DL_BASE, sym);
1090
1091 #if !defined(_WIN32) && !defined(NO_DYLIB)
1092         return dlsym(lib, sym);
1093 #else
1094         return NULL;
1095 #endif
1096 }
1097
1098 const char *SysLibError() {
1099 #if defined(NO_DYLIB)
1100    return NULL;
1101 #elif !defined(_WIN32)
1102         return dlerror();
1103 #else
1104         return "not supported";
1105 #endif
1106 }
1107
1108 void SysCloseLibrary(void *lib) {
1109         unsigned int plugid = (unsigned int)(uintptr_t)lib;
1110
1111         if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
1112                 return;
1113
1114 #if !defined(_WIN32) && !defined(NO_DYLIB)
1115         dlclose(lib);
1116 #endif
1117 }