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Add ADX keycodes

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This commit is contained in:
bnnm 2021-06-24 22:39:04 +02:00
parent ea40d2adda
commit 8ceca09f68
1 changed files with 22 additions and 20 deletions
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42
src/meta/adx_keys.h
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@ -3,8 +3,8 @@
typedef struct {
uint16_t start,mult,add; /* XOR values derived from the actual key */
char* key8; /* keystring used by type 8 encryption */
uint16_t start, mult, add; /* XOR values derived from the actual key */
const char* key8; /* keystring used by type 8 encryption */
uint64_t key9; /* keycode used by type 9 encryption */
} adxkey_info;
@ -20,7 +20,7 @@ static const adxkey_info adxkey8_list[] = {
{0x49e1,0x4a57,0x553d, "karaage",0},
/* Blood+ (PS2) [Grasshopper Manufacture] */
{0x5f5d,0x58bd,0x55ed, "LOVELOVE",0}, // obfuscated keystring is "KNUDKNUD", adds +1 to chars to get final key
{0x5f5d,0x58bd,0x55ed, "LOVELOVE",0}, // obfuscated keystring is "KNUDKNUD", adds +1 to chars to get final key
/* Killer7 (PS2) [Grasshopper Manufacture] */
{0x50fb,0x5803,0x5701, "GHM",0},
@ -70,11 +70,11 @@ static const adxkey_info adxkey8_list[] = {
/* Nogizaka Haruka no Himitsu: Cosplay Hajimemashita (PS2) [Vridge] */
{0x45af,0x5f27,0x52b1, "SKFHSIA",0},
/* Little Anchor (PS2) [D3 Publisher] */
{0x5f65,0x5b3d,0x5f65, NULL,0}, // confirmed unique with guessadx
/* Little Anchor (PS2) [Vridge] */
{0x5f65,0x5b3d,0x5f65, "KHNUJYTG",0},
/* Hanayoi Romanesque: Ai to Kanashimi (PS2) [Marvelous] */
{0x5563,0x5047,0x43ed, NULL,0}, // 2nd from guessadx, other was {0x5562,0x5047,0x1433}
{0x5563,0x5047,0x43ed, "HANAOTM",0},
/* Mobile Suit Gundam: Gundam vs. Gundam NEXT PLUS (PSP) [Capcom] */
{0x4f7b,0x4fdb,0x5cbf, "CS-GGNX+",0},
@ -83,10 +83,10 @@ static const adxkey_info adxkey8_list[] = {
{0x4f7b,0x5071,0x4c61, "ELEMENGAL",0},
/* Rakushou! Pachi-Slot Sengen 6: Rio 2 Cruising Vanadis (PS2) [Net Corporation] */
{0x53e9,0x586d,0x4eaf, NULL,0}, // confirmed unique with guessadx
{0x53e9,0x586d,0x4eaf, "waksde",0},
/* Tears to Tiara Gaiden Avalon no Nazo (PS3) [Aquaplus] */
{0x47e1,0x60e9,0x51c1, NULL,0}, // confirmed unique with guessadx
/* Tears to Tiara Gaiden: Avalon no Nazo (PS3) [Aquaplus] */
{0x47e1,0x60e9,0x51c1, "Hello TtT world!",0}, // obfuscated keystring xors 0xF0 to chars to get final key
/* Neon Genesis Evangelion: Koutetsu no Girlfriend 2nd (PS2) [Broccoli] */
{0x481d,0x4f25,0x5243, "eva2",0},
@ -101,25 +101,25 @@ static const adxkey_info adxkey8_list[] = {
{0x5f5d,0x552b,0x5507, "DATAM-KK2",0},
/* Sakura Taisen: Atsuki Chishio ni (PS2) [Sega] */
{0x645d,0x6011,0x5c29, NULL,0}, // possible key: "[Seq][ADX] illegal cri or libsd status."
{0x645d,0x6011,0x5c29, NULL,0}, // keystring may be printf'd "%08X" + number (unlikely key: "[Seq][ADX] illegal cri or libsd status.")
/* Sakura Taisen Monogatari: Mysterious Paris (PS2) [Sega] */
{0x62ad,0x4b13,0x5957, "inoue4126",0},
/* Sotsugyou 2nd Generation (PS2) [Jinx] */
{0x6305,0x509f,0x4c01, NULL,0}, // First guess from guessadx, other was {0x6307,0x509f,0x2ac5}
{0x6305,0x509f,0x4c01, "MUSUMEG",0},
/* Kin'iro no Corda -La Corda d'Oro- (PSP) [Koei] */
{0x55b7,0x67e5,0x5387, NULL,0}, // keystring not in ELF?
{0x55b7,0x67e5,0x5387, "neo3corda",0}, // keystring as code, char by char
/* Nanatsuiro * Drops Pure!! (PS2) [Media Works] */
{0x6731,0x645d,0x566b, NULL,0}, // confirmed unique with guessadx
{0x6731,0x645d,0x566b, "NANAT",0},
/* Shakugan no Shana (PS2) [Vridge] */
{0x5fc5,0x63d9,0x599f, "FUZETSU",0},
/* Uragiri wa Boku no Namae o Shitteiru (PS2) [Kadokawa Shoten] */
{0x4c73,0x4d8d,0x5827, NULL,0}, // confirmed unique with guessadx
{0x4c73,0x4d8d,0x5827, "URABOKU-penguin",0},
/* StormLover!! (PSP), StormLover Kai!! (PSP) [Vridge] */
{0x5a11,0x67e5,0x6751, "HEXDPFMDKPQW",0}, /* unknown AHX key */
@ -261,7 +261,7 @@ static const int adxkey8_list_count = sizeof(adxkey8_list) / sizeof(adxkey8_list
static const int adxkey9_list_count = sizeof(adxkey9_list) / sizeof(adxkey9_list[0]);
/* preloaded list used to derive keystrings from ADX_Decoder (see VGAudio for how to calculate) */
/* preloaded list used to derive keystrings from ADX_Decoder, found in executables (see VGAudio for how to calculate) */
static const uint16_t key8_primes[0x400] = {
0x401B,0x4021,0x4025,0x402B,0x4031,0x403F,0x4043,0x4045,0x405D,0x4061,0x4067,0x406D,0x4087,0x4091,0x40A3,0x40A9,
0x40B1,0x40B7,0x40BD,0x40DB,0x40DF,0x40EB,0x40F7,0x40F9,0x4109,0x410B,0x4111,0x4115,0x4121,0x4133,0x4135,0x413B,
@ -329,13 +329,15 @@ static const uint16_t key8_primes[0x400] = {
0x6779,0x6781,0x6785,0x6791,0x67AB,0x67BD,0x67C1,0x67CD,0x67DF,0x67E5,0x6803,0x6809,0x6811,0x6817,0x682D,0x6839,
};
static void derive_adx_key8(const char * key8, uint16_t * out_start, uint16_t * out_mult, uint16_t * out_add) {
static void derive_adx_key8(const char* key8, uint16_t* p_start, uint16_t* p_mult, uint16_t* p_add) {
size_t key_size;
uint16_t start = 0, mult = 0, add = 0;
int i;
if (key8 == NULL || key8[0] == '\0')
if (key8 == NULL || key8[0] == '\0') /* strlen >= 1 */
goto end;
/* calcs as found in exes, though there is some unrolling in the original code */
key_size = strlen(key8);
start = key8_primes[0x100];
mult = key8_primes[0x200];
@ -349,9 +351,9 @@ static void derive_adx_key8(const char * key8, uint16_t * out_start, uint16_t *
}
end:
*out_start = start;
*out_mult = mult;
*out_add = add;
*p_start = start;
*p_mult = mult;
*p_add = add;
}