database.c

#include "misc.h"
#include "sio.h"
#include "ppf.h"
#include "Gamecube/wiiSXconfig.h"

/* It's duplicated from emu_if.c */
#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))

/* Corresponds to LIGHTREC_OPT_INV_DMA_ONLY of lightrec.h */
#define LIGHTREC_HACK_INV_DMA_ONLY (1 << 0)

static const char * const MemorycardHack_db[] =
{
    /* Lifeforce Tenka, also known as Codename Tenka */
    "SLES00613", "SLED00690", "SLES00614", "SLES00615",
    "SLES00616", "SLES00617", "SCUS94409"
};

static const char * const cdr_read_hack_db[] =
{
    /* T'ai Fu - Wrath of the Tiger */
    "SLUS00787",
};

static const char * const gpu_slow_llist_db[] =
{
	/* Bomberman Fantasy Race */
	"SLES01712", "SLPS01525", "SLPS91138", "SLPM87102", "SLUS00823",
	/* Crash Bash */
	"SCES02834", "SCUS94570", "SCUS94616", "SCUS94654",
	/* Final Fantasy IV */
	"SCES03840", "SLPM86028", "SLUS01360",
	/* Point Blank - calibration cursor */
	"SCED00287", "SCES00886", "SLUS00481",
	/* Simple 1500 Series Vol. 57: The Meiro */
	"SLPM86715",
	/* Spot Goes to Hollywood */
	"SLES00330", "SLPS00394", "SLUS00014",
	/* Tiny Tank */
	"SCES01338", "SCES02072", "SCES02072", "SCES02072", "SCES02072", "SCUS94427",
	/* Vampire Hunter D */
	"SLES02731", "SLPS02477", "SLPS03198", "SLUS01138",
};

static const char * const gpu_busy_hack_db[] =
{
	/* ToHeart (Japan) */
	"SLPS01919", "SLPS01920",

	/*** Database which WiiStation uses for make these games to work with this hack ***/
	/* Hot Wheels - Turbo Racing */
	"SLUS00964", "SLES02198",
	/* FIFA - Road to World Cup '98 */
	"SLPS01383", "SLPS91150", "SLUS00520", "SLES00914",
	"SLES00915", "SLES00916", "SLES00917", "SLES00918",
	/* Ishin no Arashi (Japan) */
	"SLPS01158", "SLPM86861", "SLPM86235",
	/* The Dukes of Hazzard - Racing for Home */
	"SLUS00859", "SLES02343",
};

static const char * const gpu_centering_hack_db[] =
{
	/* Gradius Gaiden */
	"SLPM86042", "SLPM86103", "SLPM87323",
	/* Sexy Parodius */
	"SLPM86009",
};

static const char * const dualshock_timing1024_hack_db[] =
{
	/* Judge Dredd - could also be poor cdrom+mdec+dma timing */
	"SLUS00630", "SLES00755",
};

static const char * const fractional_Framerate_hack_db[] =
{
	/* Dance Dance Revolution */
	"SLPM86503", // 3rd Mix
	"SLPM86752", // 4th Mix
	"SLPM86266", // 4thMix: The Beat Goes On
	"SLPM86831", // Extra Mix
	"SLUS01446", // Konamix
	/* Dancing Stage Fever */
	"SLES04097",
	/* Dancing Stage Fusion */
	"SLES04163",
	/* Spyro 2 */
	"SCUS94425", "SCES02104",
};

// For special game correction
static const char * const special_game_hack_db[] =
{
    /* Star Wars - Dark Forces */
    "SLUS00297", "SLPS00685", "SLES00585", "SLES00640", "SLES00646",
};

#define HACK_ENTRY(var, list) \
    { #var, &Config.hacks.var, list, ARRAY_SIZE(list) }

static const struct
{
    const char *name;
    bool *var;
    const char * const * id_list;
    size_t id_list_len;
}
hack_db[] =
{
	HACK_ENTRY(cdr_read_timing, cdr_read_hack_db),
	HACK_ENTRY(gpu_slow_list_walking, gpu_slow_llist_db),
	HACK_ENTRY(gpu_busy_hack, gpu_busy_hack_db),
	HACK_ENTRY(gpu_centering, gpu_centering_hack_db),
	HACK_ENTRY(gpu_timing1024, dualshock_timing1024_hack_db),
	HACK_ENTRY(fractional_Framerate, fractional_Framerate_hack_db),
};

static const struct
{
    int mult;
    const char * const id[4];
}
cycle_multiplier_overrides[] =
{
    /* note: values are = (10000 / gui_option) */
    /* Internal Section - fussy about timings */
    { 202, { "SLPS01868" } },
    /* Super Robot Taisen Alpha - on the edge with 175,
     * changing memcard settings is enough to break/unbreak it */
    { 190, { "SLPS02528", "SLPS02636" } },
    /* Colin McRae Rally PAL - language selection menu does not work with 175 */
    { 174, { "SLES00477" } },
    /* CTR: Crash Team Racing - sometimes slow in WiiStation */
    { 200, { "SCUS94426", "SCUS94459", "SCES02105", "SCPS45470" } },
    { 200, { "SCPS10118", "SCPS91230", "SCPS91328" } },
    /* Brave Fencer Musashi - cd sectors arrive too fast */
    { 170, { "SLUS00726", "SLPS01490" } },
    /* Eagle One: Harrier Attack - hangs (but not in standalone build?) */
    { 153, { "SLUS00943" } },
    /* Vandal Hearts */
    { 125, { "SLUS00447", "SLES00204", "SCPS45183" } },
    { 125, { "SLPM86007", "SLPM86067", "SLPM87278" } },
    /* Vandal Hearts II */
    { 125, { "SLUS00940", "SLES02469", "SLES02496", "SLES02497" } },
    { 125, { "SCPS45415", "SLPM86251", "SLPM86504", "SLPM87279" } },
    /* upstream PCSX-ReARMed: new_dynarec has a hack for this game */
    /* Parasite Eve II - internal timer checks */
    { 125, { "SLUS01042", "SLUS01055", "SLES02558", "SLES12558" } },
    { 125, { "SLES02559", "SLES12559", "SLES02560", "SLES12560" } },
    { 125, { "SLES02561", "SLES12561", "SLES02562", "SLES12562" } },
    { 125, { "SCPS45467", "SCPS45468", "SLPS02480", "SLPS02481" } },
    { 125, { "SLPS91479", "SLPS91480", "SLPS02779", "SLPS02780" } },
    /* Discworld Noir - audio skips if CPU runs too fast */
    { 222, { "SLES01549", "SLES02063", "SLES02064" } },
    /* Digimon World */
    { 153, { "SLUS01032", "SLES02914" } },
    /* on 'new' PPC Dynarec this game works correctly but not on Lightrec nor Interpreter */
    /* Power Rangers: Lightspeed Rescue - jumping fails if FPS is over 30 */
    { 310, { "SLUS01114", "SLES03286" } },
    /* Psychic Detective - some weird race condition in the game's cdrom code */
    { 200, { "SLUS00165", "SLUS00166", "SLUS00167" } },
    { 200, { "SLES00070", "SLES10070", "SLES20070" } },
    /* Sol Divide - FMV timing */
    { 200, { "SLUS01519", "SCPS45260", "SLPS01463" } },
    /* Syphon Filter - reportedly hangs under unknown conditions */
    { 169, { "SCUS94240" } },
    /* Vib-Ribbon - cd timing issues (PAL+ari64drc only?) */
    { 200, { "SCES02873" } },
    /* Zero Divide - sometimes too fast */
    { 200, { "SLUS00183", "SLES00159", "SLPS00083", "SLPM80008" } },
};

static const struct
{
    const char * const id;
    u32 hacks;
}
lightrec_hacks_db[] =
{
    /* Formula One Arcade */
    { "SCES03886", LIGHTREC_HACK_INV_DMA_ONLY },

    /* Formula One '99 */
    { "SLUS00870", LIGHTREC_HACK_INV_DMA_ONLY },
    { "SCPS10101", LIGHTREC_HACK_INV_DMA_ONLY },
    { "SCES01979", LIGHTREC_HACK_INV_DMA_ONLY },
    { "SLES01979", LIGHTREC_HACK_INV_DMA_ONLY },

    /* Formula One 2000 */
    { "SLUS01134", LIGHTREC_HACK_INV_DMA_ONLY },
    { "SCES02777", LIGHTREC_HACK_INV_DMA_ONLY },
    { "SCES02778", LIGHTREC_HACK_INV_DMA_ONLY },
    { "SCES02779", LIGHTREC_HACK_INV_DMA_ONLY },

    /* Formula One 2001 */
    { "SCES03404", LIGHTREC_HACK_INV_DMA_ONLY },
    { "SCES03423", LIGHTREC_HACK_INV_DMA_ONLY },
    { "SCES03424", LIGHTREC_HACK_INV_DMA_ONLY },
    { "SCES03524", LIGHTREC_HACK_INV_DMA_ONLY },
};

/* Function for automatic patching according to GameID. */
void Apply_Hacks_Cdrom()
{
    size_t i, j;

    memset(&Config.hacks, 0, sizeof(Config.hacks));

    for (i = 0; i < ARRAY_SIZE(hack_db); i++)
    {
        for (j = 0; j < hack_db[i].id_list_len; j++)
        {
            if (strncmp(CdromId, hack_db[i].id_list[j], 9))
                continue;
            *hack_db[i].var = 1;
            SysPrintf("using hack: %s\n", hack_db[i].name);
            break;
        }
    }

    /* Apply Memory card hack for Codename Tenka. (The game needs one of the memory card slots to be empty) */
    for (i = 0; i < ARRAY_SIZE(MemorycardHack_db); i++)
    {
        if (strncmp(CdromId, MemorycardHack_db[i], 9) == 0)
        {
            /* Disable the second memory card slot for the game */
            Config.Mcd2[0] = 0;
            /* This also needs to be done because in sio.c, they don't use Config.Mcd2 for that purpose */
            McdDisable[1] = 1;
            break;
        }
    }

    /* Dynarec game-specific hacks */
    //new_dynarec_hacks_pergame = 0;
    Config.cycle_multiplier_override = 0;

    for (i = 0; i < ARRAY_SIZE(cycle_multiplier_overrides); i++)
    {
        const char * const * const ids = cycle_multiplier_overrides[i].id;
		for (j = 0; j < ARRAY_SIZE(cycle_multiplier_overrides[i].id); j++)
			if (ids[j] && strcmp(ids[j], CdromId) == 0)
				break;
		if (j < ARRAY_SIZE(cycle_multiplier_overrides[i].id))
        {
            Config.cycle_multiplier_override = cycle_multiplier_overrides[i].mult;
            //new_dynarec_hacks_pergame |= NDHACK_OVERRIDE_CYCLE_M;
            SysPrintf("using cycle_multiplier_override: %d\n",
                Config.cycle_multiplier_override);
            break;
        }
    }

    Config.hacks.lightrec_hacks = 0;
    for (i = 0; i < ARRAY_SIZE(lightrec_hacks_db); i++) {
        if (strcmp(CdromId, lightrec_hacks_db[i].id) == 0)
        {
            Config.hacks.lightrec_hacks = lightrec_hacks_db[i].hacks;
            SysPrintf("using lightrec_hacks: 0x%x\n", Config.hacks.lightrec_hacks);
            break;
        }
    }

    // For special game correction
    Config.hacks.dwActFixes = 0;
    for (i = 0; i < ARRAY_SIZE(special_game_hack_db); i++) {
        if (strcmp(CdromId, special_game_hack_db[i]) == 0)
        {
            Config.hacks.dwActFixes = 0x100;
            break;
        }
    }
}

// from duckstation's gamedb.json
static const u16 libcrypt_ids[] = {
	   17,   311,   995,  1041,  1226,  1241,  1301,  1362,  1431,  1444,
	 1492,  1493,  1494,  1495,  1516,  1517,  1518,  1519,  1545,  1564,
	 1695,  1700,  1701,  1702,  1703,  1704,  1715,  1733,  1763,  1882,
	 1906,  1907,  1909,  1943,  1979,  2004,  2005,  2006,  2007,  2024,
	 2025,  2026,  2027,  2028,  2029,  2030,  2031,  2061,  2071,  2080,
	 2081,  2082,  2083,  2084,  2086,  2104,  2105,  2112,  2113,  2118,
	 2181,  2182,  2184,  2185,  2207,  2208,  2209,  2210,  2211,  2222,
	 2264,  2290,  2292,  2293,  2328,  2329,  2330,  2354,  2355,  2365,
	 2366,  2367,  2368,  2369,  2395,  2396,  2402,  2430,  2431,  2432,
	 2433,  2487,  2488,  2489,  2490,  2491,  2529,  2530,  2531,  2532,
	 2533,  2538,  2544,  2545,  2546,  2558,  2559,  2560,  2561,  2562,
	 2563,  2572,  2573,  2681,  2688,  2689,  2698,  2700,  2704,  2705,
	 2706,  2707,  2708,  2722,  2723,  2724,  2733,  2754,  2755,  2756,
	 2763,  2766,  2767,  2768,  2769,  2824,  2830,  2831,  2834,  2835,
	 2839,  2857,  2858,  2859,  2860,  2861,  2862,  2965,  2966,  2967,
	 2968,  2969,  2975,  2976,  2977,  2978,  2979,  3061,  3062,  3189,
	 3190,  3191,  3241,  3242,  3243,  3244,  3245,  3324,  3489,  3519,
	 3520,  3521,  3522,  3523,  3530,  3603,  3604,  3605,  3606,  3607,
	 3626,  3648, 12080, 12081, 12082, 12083, 12084, 12328, 12329, 12330,
	12558, 12559, 12560, 12561, 12562, 12965, 12966, 12967, 12968, 12969,
	22080, 22081, 22082, 22083, 22084, 22328, 22329, 22330, 22965, 22966,
	22967, 22968, 22969, 32080, 32081, 32082, 32083, 32084, 32965, 32966,
	32967, 32968, 32969
};

// as documented by nocash
static const u16 libcrypt_sectors[16] = {
	14105, 14231, 14485, 14579, 14649, 14899, 15056, 15130,
	15242, 15312, 15378, 15628, 15919, 16031, 16101, 16167
};

int check_unsatisfied_libcrypt(void)
{
	const char *p = CdromId + 4;
	u16 id, key = 0;
	size_t i;

	if (strncmp(CdromId, "SCE", 3) && strncmp(CdromId, "SLE", 3))
		return 0;
	while (*p == '0')
		p++;
	id = (u16)atoi(p);
	for (i = 0; i < ARRAY_SIZE(libcrypt_ids); i++)
		if (id == libcrypt_ids[i])
			break;
	if (i == ARRAY_SIZE(libcrypt_ids))
		return 0;

	// detected a protected game
	if (!CDR_getBufferSub(libcrypt_sectors[0]) && !sbi_sectors) {
		SysPrintf("==================================================\n");
		SysPrintf("LibCrypt game detected with missing SBI/subchannel\n");
		SysPrintf("==================================================\n");
		return 1;
	}

	if (sbi_sectors) {
		// calculate key just for fun (we don't really need it)
		for (i = 0; i < 16; i++)
			if (CheckSBI(libcrypt_sectors[i] - 2*75))
				key |= 1u << (15 - i);
	}
	if (key)
		SysPrintf("%s, possible key=%04X\n", "LibCrypt detected", key);
	else
		SysPrintf("%s\n", "LibCrypt detected");
	return 0;
}