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Merge pull request #705 from bnnm/fsb-mul

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fsb mul
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bnnm 2020-09-14 17:07:53 +02:00 committed by GitHub
commit 562c5f0924
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 41 additions and 25 deletions
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10
src/meta/fsb5_fev.c
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@ -113,8 +113,14 @@ VGMSTREAM* init_vgmstream_fsb5_fev_bank(STREAMFILE* sf) {
temp_sf = setup_subfile_streamfile(sf, subfile_offset,subfile_size, "fsb");
if (!temp_sf) goto fail;
vgmstream = init_vgmstream_fsb5(temp_sf);
close_streamfile(temp_sf);
if (read_u32be(0x00, temp_sf) == 0x46534235) {
vgmstream = init_vgmstream_fsb5(temp_sf);
close_streamfile(temp_sf);
}
else { //other flag?
vgmstream = init_vgmstream_fsb_encrypted(temp_sf);
close_streamfile(temp_sf);
}
return vgmstream;

33
src/meta/fsb_encrypted_streamfile.h
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@ -13,22 +13,23 @@ typedef struct {
/* Encrypted FSB info from guessfsb and fsbext */
static size_t fsb_decryption_read(STREAMFILE* sf, uint8_t *dest, off_t offset, size_t length, fsb_decryption_data* data) {
static const unsigned char reverse_bits_table[] = { /* LUT to simplify, could use some bitswap function */
0x00,0x80,0x40,0xC0,0x20,0xA0,0x60,0xE0,0x10,0x90,0x50,0xD0,0x30,0xB0,0x70,0xF0,
0x08,0x88,0x48,0xC8,0x28,0xA8,0x68,0xE8,0x18,0x98,0x58,0xD8,0x38,0xB8,0x78,0xF8,
0x04,0x84,0x44,0xC4,0x24,0xA4,0x64,0xE4,0x14,0x94,0x54,0xD4,0x34,0xB4,0x74,0xF4,
0x0C,0x8C,0x4C,0xCC,0x2C,0xAC,0x6C,0xEC,0x1C,0x9C,0x5C,0xDC,0x3C,0xBC,0x7C,0xFC,
0x02,0x82,0x42,0xC2,0x22,0xA2,0x62,0xE2,0x12,0x92,0x52,0xD2,0x32,0xB2,0x72,0xF2,
0x0A,0x8A,0x4A,0xCA,0x2A,0xAA,0x6A,0xEA,0x1A,0x9A,0x5A,0xDA,0x3A,0xBA,0x7A,0xFA,
0x06,0x86,0x46,0xC6,0x26,0xA6,0x66,0xE6,0x16,0x96,0x56,0xD6,0x36,0xB6,0x76,0xF6,
0x0E,0x8E,0x4E,0xCE,0x2E,0xAE,0x6E,0xEE,0x1E,0x9E,0x5E,0xDE,0x3E,0xBE,0x7E,0xFE,
0x01,0x81,0x41,0xC1,0x21,0xA1,0x61,0xE1,0x11,0x91,0x51,0xD1,0x31,0xB1,0x71,0xF1,
0x09,0x89,0x49,0xC9,0x29,0xA9,0x69,0xE9,0x19,0x99,0x59,0xD9,0x39,0xB9,0x79,0xF9,
0x05,0x85,0x45,0xC5,0x25,0xA5,0x65,0xE5,0x15,0x95,0x55,0xD5,0x35,0xB5,0x75,0xF5,
0x0D,0x8D,0x4D,0xCD,0x2D,0xAD,0x6D,0xED,0x1D,0x9D,0x5D,0xDD,0x3D,0xBD,0x7D,0xFD,
0x03,0x83,0x43,0xC3,0x23,0xA3,0x63,0xE3,0x13,0x93,0x53,0xD3,0x33,0xB3,0x73,0xF3,
0x0B,0x8B,0x4B,0xCB,0x2B,0xAB,0x6B,0xEB,0x1B,0x9B,0x5B,0xDB,0x3B,0xBB,0x7B,0xFB,
0x07,0x87,0x47,0xC7,0x27,0xA7,0x67,0xE7,0x17,0x97,0x57,0xD7,0x37,0xB7,0x77,0xF7,
0x0F,0x8F,0x4F,0xCF,0x2F,0xAF,0x6F,0xEF,0x1F,0x9F,0x5F,0xDF,0x3F,0xBF,0x7F,0xFF
//00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
0x00,0x80,0x40,0xC0,0x20,0xA0,0x60,0xE0,0x10,0x90,0x50,0xD0,0x30,0xB0,0x70,0xF0, //00
0x08,0x88,0x48,0xC8,0x28,0xA8,0x68,0xE8,0x18,0x98,0x58,0xD8,0x38,0xB8,0x78,0xF8, //10
0x04,0x84,0x44,0xC4,0x24,0xA4,0x64,0xE4,0x14,0x94,0x54,0xD4,0x34,0xB4,0x74,0xF4, //20
0x0C,0x8C,0x4C,0xCC,0x2C,0xAC,0x6C,0xEC,0x1C,0x9C,0x5C,0xDC,0x3C,0xBC,0x7C,0xFC, //30
0x02,0x82,0x42,0xC2,0x22,0xA2,0x62,0xE2,0x12,0x92,0x52,0xD2,0x32,0xB2,0x72,0xF2, //40
0x0A,0x8A,0x4A,0xCA,0x2A,0xAA,0x6A,0xEA,0x1A,0x9A,0x5A,0xDA,0x3A,0xBA,0x7A,0xFA, //50
0x06,0x86,0x46,0xC6,0x26,0xA6,0x66,0xE6,0x16,0x96,0x56,0xD6,0x36,0xB6,0x76,0xF6, //60
0x0E,0x8E,0x4E,0xCE,0x2E,0xAE,0x6E,0xEE,0x1E,0x9E,0x5E,0xDE,0x3E,0xBE,0x7E,0xFE, //70
0x01,0x81,0x41,0xC1,0x21,0xA1,0x61,0xE1,0x11,0x91,0x51,0xD1,0x31,0xB1,0x71,0xF1, //80
0x09,0x89,0x49,0xC9,0x29,0xA9,0x69,0xE9,0x19,0x99,0x59,0xD9,0x39,0xB9,0x79,0xF9, //90
0x05,0x85,0x45,0xC5,0x25,0xA5,0x65,0xE5,0x15,0x95,0x55,0xD5,0x35,0xB5,0x75,0xF5, //A0
0x0D,0x8D,0x4D,0xCD,0x2D,0xAD,0x6D,0xED,0x1D,0x9D,0x5D,0xDD,0x3D,0xBD,0x7D,0xFD, //B0
0x03,0x83,0x43,0xC3,0x23,0xA3,0x63,0xE3,0x13,0x93,0x53,0xD3,0x33,0xB3,0x73,0xF3, //C0
0x0B,0x8B,0x4B,0xCB,0x2B,0xAB,0x6B,0xEB,0x1B,0x9B,0x5B,0xDB,0x3B,0xBB,0x7B,0xFB, //D0
0x07,0x87,0x47,0xC7,0x27,0xA7,0x67,0xE7,0x17,0x97,0x57,0xD7,0x37,0xB7,0x77,0xF7, //E0
0x0F,0x8F,0x4F,0xCF,0x2F,0xAF,0x6F,0xEF,0x1F,0x9F,0x5F,0xDF,0x3F,0xBF,0x7F,0xFF //F0
};
size_t bytes_read;
int i;

18
src/meta/fsb_keys.h
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@ -78,6 +78,12 @@ static const uint8_t key_gh5[] = { 0xFC,0xF9,0xE4,0xB3,0xF5,0x57,0x5C,0xA5,0xAC,
/* Sekiro: Shadows Die Twice (PC) */ //"G0KTrWjS9syqF7vVD6RaVXlFD91gMgkC"
static const uint8_t key_sek[] = { 0x47,0x30,0x4B,0x54,0x72,0x57,0x6A,0x53,0x39,0x73,0x79,0x71,0x46,0x37,0x76,0x56,0x44,0x36,0x52,0x61,0x56,0x58,0x6C,0x46,0x44,0x39,0x31,0x67,0x4D,0x67,0x6B,0x43 };
/* SCP: Unity (PC) */ //"BasicEncryptionKey"
static const uint8_t key_scp[] = { 0x42,0x61,0x73,0x69,0x63,0x45,0x6E,0x63,0x72,0x79,0x70,0x74,0x69,0x6F,0x6E,0x4B,0x65,0x79 };
/* Guitar Hero: Metallica (X360) */
static const uint8_t key_ghm[] = { 0x8C,0xFA,0xF3,0x14,0xB1,0x53,0xDA,0xAB,0x2B,0x82,0x6B,0xD5,0x55,0x16,0xCF,0x01,0x90,0x20,0x28,0x14,0xB1,0x53,0xD8 };
// Unknown:
// - Battle: Los Angeles
// - Guitar Hero: Warriors of Rock, DJ hero FSB
@ -86,13 +92,13 @@ static const uint8_t key_sek[] = { 0x47,0x30,0x4B,0x54,0x72,0x57,0x6A,0x53,0x39,
static const fsbkey_info fsbkey_list[] = {
{ 0,0, sizeof(key_dj2),key_dj2 },
{ 0,0, sizeof(key_dfp),key_dfp },
{ 0,0, sizeof(key_dfp),key_dfp },//FSB4
{ 1,0, sizeof(key_dfp),key_dfp },//untested
{ 1,1, sizeof(key_dfp),key_dfp },//untested
{ 1,0, sizeof(key_npp),key_npp },
{ 1,0, sizeof(key_sms),key_sms },
{ 1,0, sizeof(key_gfs),key_gfs },
{ 1,0, sizeof(key_rev),key_rev },
{ 1,0, sizeof(key_npp),key_npp },//FSB5
{ 1,0, sizeof(key_sms),key_sms },//FSB5
{ 1,0, sizeof(key_gfs),key_gfs },//FSB5
{ 1,0, sizeof(key_rev),key_rev },//FSB5
{ 1,0, sizeof(key_ds3),key_ds3 },//untested
{ 1,1, sizeof(key_ds3),key_ds3 },
{ 1,0, sizeof(key_mkx),key_mkx },//untested
@ -141,6 +147,8 @@ static const fsbkey_info fsbkey_list[] = {
{ 0,1, sizeof(key_mtj),key_mtj },// FSB3
{ 0,1, sizeof(key_gh5),key_gh5 },// FSB4
{ 1,0, sizeof(key_sek),key_sek },// FSB5
{ 1,0, sizeof(key_scp),key_scp },// FSB5
{ 0,1, sizeof(key_ghm),key_ghm },// FSB4
};
static const int fsbkey_list_count = sizeof(fsbkey_list) / sizeof(fsbkey_list[0]);

5
src/meta/mul.c
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@ -49,8 +49,9 @@ VGMSTREAM* init_vgmstream_mul(STREAMFILE* sf) {
/* 0x38+: channel config until ~0x100? (multiple 0x3F800000 / 1.0f depending on the number of channels) */
/* test known "version" (some float) later versions start from 0x24 instead of 0x20 */
if (!((read_u32(0x38,sf) == 0x3F800000 && read_u32(0x38,sf) != 0x4530F000) || /* Avengers */
read_u32(0x3c,sf) == 0x3F800000)) /* Tomb Raider Underworld */
if (!(read_u32(0x38,sf) == 0x3F800000 || /* common */
read_u32(0x38,sf) == 0x4530F000 || /* Avengers */
read_u32(0x3c,sf) == 0x3F800000)) /* Tomb Raider Underworld */
goto fail;
loop_flag = (loop_start >= 0); /* 0xFFFFFFFF when not looping */