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partition_data_manager: Move IV data to where it's needed in DecryptPackage2()

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Given it's only used in one spot and has a fairly generic name, we can
just specify it directly in the function call. This also the benefit of
automatically moving it.
This commit is contained in:
Lioncash 2018-10-13 09:20:19 -04:00
parent bc2196bb09
commit 3d9df49619
1 changed files with 1 additions and 3 deletions
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4
src/core/crypto/partition_data_manager.cpp
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@ -469,15 +469,13 @@ void PartitionDataManager::DecryptPackage2(std::array<std::array<u8, 16>, 0x20>
if (header.magic != Common::MakeMagic('P', 'K', '2', '1'))
return;
const std::vector<u8> s1_iv(header.section_ctr[1].begin(), header.section_ctr[1].end());
const auto a = std::make_shared<FileSys::OffsetVfsFile>(
file, header.section_size[1], header.section_size[0] + sizeof(Package2Header));
auto c = a->ReadAllBytes();
AESCipher<Key128> cipher(package2_keys[revision], Mode::CTR);
cipher.SetIV(s1_iv);
cipher.SetIV({header.section_ctr[1].begin(), header.section_ctr[1].end()});
cipher.Transcode(c.data(), c.size(), c.data(), Op::Decrypt);
INIHeader ini;