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Merge pull request #590 from NicknineTheEagle/ea

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Fixed EA HDR/DAT parser
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NicknineTheEagle 2020-04-08 16:46:43 +03:00 committed by GitHub
commit 772950ea5e
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1 changed files with 26 additions and 25 deletions
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51
src/meta/ea_schl.c
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@ -475,9 +475,10 @@ fail:
/* EA HDR/DAT v1 (2004-2005) - used for storing speech and other streamed sounds (except for music) */
VGMSTREAM * init_vgmstream_ea_hdr_dat(STREAMFILE *streamFile) {
int target_stream = streamFile->stream_index;
uint32_t offset_mult;
uint8_t userdata_size, total_sounds;
size_t dat_size;
off_t schl_offset, offset_mult;
off_t schl_offset;
STREAMFILE *datFile = NULL;
VGMSTREAM *vgmstream;
@ -488,8 +489,7 @@ VGMSTREAM * init_vgmstream_ea_hdr_dat(STREAMFILE *streamFile) {
/* main header is machine endian but it's not important here */
/* 0x00: ID */
/* 0x02: sub-ID (used for different police voices in NFS games) */
/* 0x04: (low nibble) userdata size */
/* 0x04: (high nibble) ??? */
/* 0x04: parameters (userdata size, ...)
/* 0x05: number of files */
/* 0x06: alt number of files? */
/* 0x07: offset multiplier flag */
@ -498,11 +498,11 @@ VGMSTREAM * init_vgmstream_ea_hdr_dat(STREAMFILE *streamFile) {
/* 0x0c: table start */
/* no nice way to validate these so we do what we can */
if (read_16bitBE(0x0a, streamFile) != 0)
if (read_u16be(0x0a, streamFile) != 0)
goto fail;
/* first offset is always zero */
if (read_16bitBE(0x0c, streamFile) != 0)
if (read_u16be(0x0c, streamFile) != 0)
goto fail;
/* must be accompanied by DAT file with SCHl sounds */
@ -510,19 +510,19 @@ VGMSTREAM * init_vgmstream_ea_hdr_dat(STREAMFILE *streamFile) {
if (!datFile)
goto fail;
if (read_32bitBE(0x00, datFile) != EA_BLOCKID_HEADER)
if (read_u32be(0x00, datFile) != EA_BLOCKID_HEADER)
goto fail;
userdata_size = read_8bit(0x04, streamFile) & 0x0F;
total_sounds = read_8bit(0x05, streamFile);
offset_mult = (uint8_t)read_8bit(0x07, streamFile) * 0x0100 + 0x0100;
userdata_size = read_u8(0x04, streamFile) & 0x0F;
total_sounds = read_u8(0x05, streamFile);
offset_mult = read_u8(0x07, streamFile) * 0x0100 + 0x0100;
if (read_8bit(0x06, streamFile) > total_sounds)
if (read_u8(0x06, streamFile) > total_sounds)
goto fail;
dat_size = get_streamfile_size(datFile);
if ((uint16_t)read_16bitLE(0x08, streamFile) * offset_mult > dat_size &&
(uint16_t)read_16bitBE(0x08, streamFile) * offset_mult > dat_size)
if (read_u16le(0x08, streamFile) * offset_mult > dat_size &&
read_u16be(0x08, streamFile) * offset_mult > dat_size)
goto fail;
if (target_stream == 0) target_stream = 1;
@ -530,7 +530,7 @@ VGMSTREAM * init_vgmstream_ea_hdr_dat(STREAMFILE *streamFile) {
goto fail;
/* offsets are always big endian */
schl_offset = (uint16_t)read_16bitBE(0x0C + (0x02 + userdata_size) * (target_stream - 1), streamFile) * offset_mult;
schl_offset = read_u16be(0x0C + (0x02 + userdata_size) * (target_stream - 1), streamFile) * offset_mult;
if (read_32bitBE(schl_offset, datFile) != EA_BLOCKID_HEADER)
goto fail;
@ -550,9 +550,10 @@ fail:
/* EA HDR/DAT v2 (2006-2014) */
VGMSTREAM * init_vgmstream_ea_hdr_dat_v2(STREAMFILE *streamFile) {
int target_stream = streamFile->stream_index;
uint32_t offset_mult;
uint8_t userdata_size, total_sounds;
size_t dat_size;
off_t schl_offset, offset_mult;
off_t schl_offset;
STREAMFILE *datFile = NULL;
VGMSTREAM *vgmstream;
@ -562,7 +563,7 @@ VGMSTREAM * init_vgmstream_ea_hdr_dat_v2(STREAMFILE *streamFile) {
/* main header is machine endian but it's not important here */
/* 0x00: ID */
/* 0x02: userdata size */
/* 0x02: parameters (userdata size, ...) */
/* 0x03: number of files */
/* 0x04: sub-ID (used for different police voices in NFS games) */
/* 0x08: alt number of files? */
@ -572,11 +573,11 @@ VGMSTREAM * init_vgmstream_ea_hdr_dat_v2(STREAMFILE *streamFile) {
/* 0x10: table start */
/* no nice way to validate these so we do what we can */
if (read_32bitBE(0x0c, streamFile) != 0)
if (read_u32be(0x0c, streamFile) != 0)
goto fail;
/* first offset is always zero */
if (read_16bitBE(0x10, streamFile) != 0)
if (read_u16be(0x10, streamFile) != 0)
goto fail;
/* must be accompanied by DAT file with SCHl sounds */
@ -584,19 +585,19 @@ VGMSTREAM * init_vgmstream_ea_hdr_dat_v2(STREAMFILE *streamFile) {
if (!datFile)
goto fail;
if (read_32bitBE(0x00, datFile) != EA_BLOCKID_HEADER)
if (read_u32be(0x00, datFile) != EA_BLOCKID_HEADER)
goto fail;
userdata_size = read_8bit(0x02, streamFile);
total_sounds = read_8bit(0x03, streamFile);
offset_mult = (uint8_t)read_8bit(0x09, streamFile) * 0x0100 + 0x0100;
userdata_size = read_u8(0x02, streamFile) & 0x0F;
total_sounds = read_u8(0x03, streamFile);
offset_mult = read_u8(0x09, streamFile) * 0x0100 + 0x0100;
if (read_8bit(0x08, streamFile) > total_sounds)
if (read_u8(0x08, streamFile) > total_sounds)
goto fail;
dat_size = get_streamfile_size(datFile);
if ((uint16_t)read_16bitLE(0x0a, streamFile) * offset_mult != dat_size &&
(uint16_t)read_16bitBE(0x0a, streamFile) * offset_mult != dat_size)
if (read_u16le(0x0a, streamFile) * offset_mult > dat_size &&
read_u16be(0x0a, streamFile) * offset_mult > dat_size)
goto fail;
if (target_stream == 0) target_stream = 1;
@ -604,7 +605,7 @@ VGMSTREAM * init_vgmstream_ea_hdr_dat_v2(STREAMFILE *streamFile) {
goto fail;
/* offsets are always big endian */
schl_offset = (uint16_t)read_16bitBE(0x10 + (0x02 + userdata_size) * (target_stream - 1), streamFile) * offset_mult;
schl_offset = read_u16be(0x10 + (0x02 + userdata_size) * (target_stream - 1), streamFile) * offset_mult;
if (read_32bitBE(schl_offset, datFile) != EA_BLOCKID_HEADER)
goto fail;