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properly open/close the file to avoid rapid open/close cycles

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ES_OPENCONTENT and ES_CLOSECONTENT now call Open and Close respectively,
as the old code did.
This commit is contained in:
BhaaL
2016-03-20 13:09:21 +01:00
parent 8a6d9e1e0b
commit a449ef4e11
3 changed files with 40 additions and 10 deletions
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33
Source/Core/DiscIO/NANDContentLoader.cpp
View File

@ -91,34 +91,49 @@ std::string CSharedContent::AddSharedContent(const u8* hash)
return filename;
}
void CNANDContentDataFile::EnsureOpen()
{
if (!m_file)
m_file = std::make_unique<File::IOFile>(m_filename, "rb");
else if (!m_file->IsOpen())
m_file->Open(m_filename, "rb");
}
void CNANDContentDataFile::Open()
{
EnsureOpen();
}
const std::vector<u8> CNANDContentDataFile::Get()
{
std::vector<u8> result;
File::IOFile file(m_filename, "rb");
if (!file.IsGood())
EnsureOpen();
if (!m_file->IsGood())
return result;
u64 size = file.GetSize();
u64 size = m_file->GetSize();
if (size == 0)
return result;
result.resize(size);
file.ReadBytes(result.data(), result.size());
m_file->ReadBytes(result.data(), result.size());
return result;
}
bool CNANDContentDataFile::GetRange(u32 start, u32 size, u8* buffer)
{
File::IOFile file(m_filename, "rb");
if (!file.IsGood())
EnsureOpen();
if (!m_file->IsGood())
return false;
if (!file.Seek(start, SEEK_SET))
if (!m_file->Seek(start, SEEK_SET))
return false;
return file.ReadBytes(buffer, static_cast<size_t>(size));
return m_file->ReadBytes(buffer, static_cast<size_t>(size));
}
void CNANDContentDataFile::Close()
{
if (m_file && m_file->IsOpen())
m_file->Close();
}

7
Source/Core/DiscIO/NANDContentLoader.h
View File

@ -20,8 +20,10 @@ bool AddTicket(u64 title_id, const std::vector<u8>& ticket);
class CNANDContentData
{
public:
virtual void Open() { };
virtual const std::vector<u8> Get() = 0;
virtual bool GetRange(u32 start, u32 size, u8* buffer) = 0;
virtual void Close() { };
};
class CNANDContentDataFile final : public CNANDContentData
@ -29,10 +31,15 @@ class CNANDContentDataFile final : public CNANDContentData
public:
CNANDContentDataFile(const std::string& filename) : m_filename(filename) { };
void Open() override;
const std::vector<u8> Get() override;
bool GetRange(u32 start, u32 size, u8* buffer) override;
void Close() override;
private:
void EnsureOpen();
const std::string m_filename;
std::unique_ptr<File::IOFile> m_file;
};
class CNANDContentDataBuffer final : public CNANDContentData
{