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Fix bis key generation for newer hardware

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shchmue 2019-09-10 14:17:27 -06:00
parent 0c6bb239f0
commit b2ca9c881d
1 changed files with 16 additions and 4 deletions
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20
source/KeyCollection.cpp
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@ -402,16 +402,28 @@ void KeyCollection::derive_keys() {
splCryptoExit(); splCryptoExit();
} }
if (bis_key_source_00.found() && bis_key_source_01.found() && bis_key_source_02.found()) { u64 key_generation = 0;
SetSysFirmwareVersion ver;
setsysInitialize();
setsysGetFirmwareVersion(&ver);
setsysExit();
Result rc = 0;
if (ver.major >= 5) {
rc = splGetConfig(SplConfigItem_NewKeyGeneration, &key_generation);
}
if (R_SUCCEEDED(rc) && bis_key_source_00.found() && bis_key_source_01.found() && bis_key_source_02.found()) {
u8 tempbiskek[0x10], tempbiskey[0x20]; u8 tempbiskek[0x10], tempbiskey[0x20];
splFsInitialize(); splFsInitialize();
splFsGenerateSpecificAesKey(bis_key_source_00.key.data() + 0x00, 0, 0, tempbiskey + 0x00); splFsGenerateSpecificAesKey(bis_key_source_00.key.data() + 0x00, key_generation, 0, tempbiskey + 0x00);
splFsGenerateSpecificAesKey(bis_key_source_00.key.data() + 0x10, 0, 0, tempbiskey + 0x10); splFsGenerateSpecificAesKey(bis_key_source_00.key.data() + 0x10, key_generation, 0, tempbiskey + 0x10);
bis_key.push_back(Key {"bis_key_00", 0x20, byte_vector(tempbiskey, tempbiskey + 0x20)}); bis_key.push_back(Key {"bis_key_00", 0x20, byte_vector(tempbiskey, tempbiskey + 0x20)});
splFsExit(); splFsExit();
splCryptoInitialize(); splCryptoInitialize();
splCryptoGenerateAesKek(bis_kek_source.key.data(), 0, 1, tempbiskek); splCryptoGenerateAesKek(bis_kek_source.key.data(), key_generation, 1, tempbiskek);
splCryptoGenerateAesKey(tempbiskek, bis_key_source_01.key.data() + 0x00, tempbiskey + 0x00); splCryptoGenerateAesKey(tempbiskek, bis_key_source_01.key.data() + 0x00, tempbiskey + 0x00);
splCryptoGenerateAesKey(tempbiskek, bis_key_source_01.key.data() + 0x10, tempbiskey + 0x10); splCryptoGenerateAesKey(tempbiskek, bis_key_source_01.key.data() + 0x10, tempbiskey + 0x10);
bis_key.push_back(Key {"bis_key_01", 0x20, byte_vector(tempbiskey, tempbiskey + 0x20)}); bis_key.push_back(Key {"bis_key_01", 0x20, byte_vector(tempbiskey, tempbiskey + 0x20)});