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DiscIO: Replace "raw" functions with "decrypt" parameters

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This is intended to make decryption look less implicit in the code.
This commit is contained in:
JosJuice
2014-12-28 10:35:48 +01:00
parent 72f8f243c7
commit bb93336ecf
19 changed files with 174 additions and 195 deletions
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40
Source/Core/DiscIO/VolumeWiiCrypted.cpp
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@ -54,21 +54,13 @@ CVolumeWiiCrypted::~CVolumeWiiCrypted()
m_pBuffer = nullptr;
}
bool CVolumeWiiCrypted::RAWRead( u64 _Offset, u64 _Length, u8* _pBuffer ) const
{
// HyperIris: hack for DVDLowUnencryptedRead
// Medal Of Honor Heroes 2 read this DVD offset for PartitionsInfo
// and, PartitionsInfo is not encrypted, let's read it directly.
if (!m_pReader->Read(_Offset, _Length, _pBuffer))
return(false);
else
return true;
}
bool CVolumeWiiCrypted::Read(u64 _ReadOffset, u64 _Length, u8* _pBuffer) const
bool CVolumeWiiCrypted::Read(u64 _ReadOffset, u64 _Length, u8* _pBuffer, bool decrypt) const
{
if (m_pReader == nullptr)
return(false);
return false;
if (!decrypt)
return m_pReader->Read(_ReadOffset, _Length, _pBuffer);
FileMon::FindFilename(_ReadOffset);
@ -110,7 +102,7 @@ bool CVolumeWiiCrypted::GetTitleID(u8* _pBuffer) const
{
// Tik is at m_VolumeOffset size 0x2A4
// TitleID offset in tik is 0x1DC
return RAWRead(m_VolumeOffset + 0x1DC, 8, _pBuffer);
return Read(m_VolumeOffset + 0x1DC, 8, _pBuffer, false);
}
std::unique_ptr<u8[]> CVolumeWiiCrypted::GetTMD(u32 *size) const
@ -119,8 +111,8 @@ std::unique_ptr<u8[]> CVolumeWiiCrypted::GetTMD(u32 *size) const
u32 tmd_size;
u32 tmd_address;
RAWRead(m_VolumeOffset + 0x2a4, sizeof(u32), (u8*)&tmd_size);
RAWRead(m_VolumeOffset + 0x2a8, sizeof(u32), (u8*)&tmd_address);
Read(m_VolumeOffset + 0x2a4, sizeof(u32), (u8*)&tmd_size, false);
Read(m_VolumeOffset + 0x2a8, sizeof(u32), (u8*)&tmd_address, false);
tmd_size = Common::swap32(tmd_size);
tmd_address = Common::swap32(tmd_address) << 2;
@ -135,7 +127,7 @@ std::unique_ptr<u8[]> CVolumeWiiCrypted::GetTMD(u32 *size) const
}
std::unique_ptr<u8[]> buf{ new u8[tmd_size] };
RAWRead(m_VolumeOffset + tmd_address, tmd_size, buf.get());
Read(m_VolumeOffset + tmd_address, tmd_size, buf.get(), false);
*size = tmd_size;
return buf;
}
@ -147,7 +139,7 @@ std::string CVolumeWiiCrypted::GetUniqueID() const
char ID[7];
if (!Read(0, 6, (u8*)ID))
if (!Read(0, 6, (u8*)ID, false))
return std::string();
ID[6] = '\0';
@ -174,7 +166,7 @@ std::string CVolumeWiiCrypted::GetMakerID() const
char makerID[3];
if (!Read(0x4, 0x2, (u8*)&makerID))
if (!Read(0x4, 0x2, (u8*)&makerID, false))
return std::string();
makerID[2] = '\0';
@ -201,7 +193,7 @@ std::vector<std::string> CVolumeWiiCrypted::GetNames() const
auto const string_decoder = CVolumeGC::GetStringDecoder(GetCountry());
char name[0xFF] = {};
if (m_pReader != nullptr && Read(0x20, 0x60, (u8*)&name))
if (m_pReader != nullptr && Read(0x20, 0x60, (u8*)&name, true))
names.push_back(string_decoder(name));
return names;
@ -214,7 +206,7 @@ u32 CVolumeWiiCrypted::GetFSTSize() const
u32 size;
if (!Read(0x428, 0x4, (u8*)&size))
if (!Read(0x428, 0x4, (u8*)&size, true))
return 0;
return size;
@ -227,7 +219,7 @@ std::string CVolumeWiiCrypted::GetApploaderDate() const
char date[16];
if (!Read(0x2440, 0x10, (u8*)&date))
if (!Read(0x2440, 0x10, (u8*)&date, true))
return std::string();
date[10] = '\0';
@ -255,7 +247,7 @@ bool CVolumeWiiCrypted::CheckIntegrity() const
{
// Get partition data size
u32 partSizeDiv4;
RAWRead(m_VolumeOffset + 0x2BC, 4, (u8*)&partSizeDiv4);
Read(m_VolumeOffset + 0x2BC, 4, (u8*)&partSizeDiv4, false);
u64 partDataSize = (u64)Common::swap32(partSizeDiv4) * 4;
u32 nClusters = (u32)(partDataSize / 0x8000);
@ -292,7 +284,7 @@ bool CVolumeWiiCrypted::CheckIntegrity() const
continue;
u8 clusterData[0x7C00];
if (!Read((u64)clusterID * 0x7C00, 0x7C00, clusterData))
if (!Read((u64)clusterID * 0x7C00, 0x7C00, clusterData, true))
{
NOTICE_LOG(DISCIO, "Integrity Check: fail at cluster %d: could not read data", clusterID);
return false;