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Fix .awb subkeys with external .hcakey

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This commit is contained in:
bnnm 2019-08-02 21:13:00 +02:00
parent 4f5d622edc
commit 64853876eb
1 changed files with 6 additions and 3 deletions
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9
src/meta/hca.c
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@ -32,11 +32,14 @@ VGMSTREAM * init_vgmstream_hca_subkey(STREAMFILE *streamFile, uint16_t subkey) {
keysize = read_key_file(keybuf, 0x08+0x04, streamFile);
if (keysize == 0x08) { /* standard */
keycode = (uint64_t)get_64bitBE(keybuf+0x00);
if (subkey) {
keycode = keycode * ( ((uint64_t)subkey << 16u) | ((uint16_t)~subkey + 2u) );
}
}
else if (keysize == 0x08+0x02) { /* seed key + AWB subkey */
uint64_t key = (uint64_t)get_64bitBE(keybuf+0x00);
uint16_t sub = (uint16_t)get_16bitBE(keybuf+0x08);
keycode = key * ( ((uint64_t)sub << 16u) | ((uint16_t)~sub + 2u) );
uint64_t file_key = (uint64_t)get_64bitBE(keybuf+0x00);
uint16_t file_sub = (uint16_t)get_16bitBE(keybuf+0x08);
keycode = file_key * ( ((uint64_t)file_sub << 16u) | ((uint16_t)~file_sub + 2u) );
}
else {
find_hca_key(hca_data, &keycode, subkey);