The-Homebrew-Cloud/Lockpick_RCM_Decscots
2
0
Fork 0
mirror of https://github.com/Decscots/Lockpick_RCM.git synced 2024-11-28 02:04:17 +01:00
Code Issues Packages Projects Releases Wiki Activity

keys: Fix failure to set device key for BIS deriv

Browse Source
This commit is contained in:
shchmue 2022-02-09 13:50:17 -07:00
parent 64a6491309
commit b2d970ed2a
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
source/keys/keys.c
View File

@ -212,6 +212,7 @@ static void _derive_bis_keys(key_derivation_ctx_t *keys) {
}
_generate_specific_aes_key(8, keys, &keys->bis_key[0], &bis_key_sources[0], key_generation);
// kek = generate_kek(bkeks, devkey, aeskek, aeskey)
_get_device_key(8, keys, keys->temp_key, key_generation);
_generate_kek(8, bis_kek_source, keys->temp_key, aes_kek_generation_source, aes_key_generation_source);
se_aes_crypt_ecb(8, DECRYPT, keys->bis_key[1], AES_128_KEY_SIZE * 2, bis_key_sources[1], AES_128_KEY_SIZE * 2); // bkey = unwrap(bkeys, kek)
se_aes_crypt_ecb(8, DECRYPT, keys->bis_key[2], AES_128_KEY_SIZE * 2, bis_key_sources[2], AES_128_KEY_SIZE * 2);