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PKG Installer fix (#2268)

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Fix homebrew pkg
This commit is contained in:
Ivan 2017-01-21 16:06:28 +03:00 committed by GitHub
parent f881282a8b
commit fbf8231642
1 changed files with 11 additions and 7 deletions
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18
rpcs3/Crypto/unpkg.cpp
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@ -94,14 +94,18 @@ bool pkg_install(const fs::file& pkg_f, const std::string& dir, atomic_t<double>
for (u64 i = 0; i < blocks; i++)
{
// Initialize "debug key" for current position
// Initialize stream cipher for current position
input[7] = offset / 16 + i;
u128 key;
union sha1_hash
{
u8 data[20];
u128 _v128;
} hash;
sha1(reinterpret_cast<const u8*>(input), sizeof(input), reinterpret_cast<u8*>(&key));
sha1(reinterpret_cast<const u8*>(input), sizeof(input), hash.data);
buf[i] ^= key;
buf[i] ^= hash._v128;
}
}
@ -109,13 +113,13 @@ bool pkg_install(const fs::file& pkg_f, const std::string& dir, atomic_t<double>
{
aes_context ctx;
// Set decryption key
// Set encryption key for stream cipher
aes_setkey_enc(&ctx, psp ? PKG_AES_KEY2 : PKG_AES_KEY, 128);
// Initialize "release key" for start position
// Initialize stream cipher for start position
be_t<u128> input = header.klicensee.value() + offset / 16;
// Increment "release key" for every block
// Increment stream position for every block
for (u64 i = 0; i < blocks; i++, input++)
{
u128 key;