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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <cstring>
#include <memory>
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/file_sys/ivfc_archive.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
std::string IVFCArchive::GetName() const {
return "IVFC";
}
ResultVal<std::unique_ptr<FileBackend>> IVFCArchive::OpenFile(const Path& path,
const Mode mode) const {
return MakeResult<std::unique_ptr<FileBackend>>(
std::make_unique<IVFCFile>(romfs_file, data_offset, data_size));
}
ResultCode IVFCArchive::DeleteFile(const Path& path) const {
LOG_CRITICAL(Service_FS, "Attempted to delete a file from an IVFC archive (%s).",
GetName().c_str());
// TODO(Subv): Verify error code
return ResultCode(ErrorDescription::NoData, ErrorModule::FS, ErrorSummary::Canceled,
ErrorLevel::Status);
}
bool IVFCArchive::RenameFile(const Path& src_path, const Path& dest_path) const {
LOG_CRITICAL(Service_FS, "Attempted to rename a file within an IVFC archive (%s).",
GetName().c_str());
return false;
}
bool IVFCArchive::DeleteDirectory(const Path& path) const {
LOG_CRITICAL(Service_FS, "Attempted to delete a directory from an IVFC archive (%s).",
GetName().c_str());
return false;
}
ResultCode IVFCArchive::CreateFile(const Path& path, u64 size) const {
LOG_CRITICAL(Service_FS, "Attempted to create a file in an IVFC archive (%s).",
GetName().c_str());
// TODO: Verify error code
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported,
ErrorLevel::Permanent);
}
bool IVFCArchive::CreateDirectory(const Path& path) const {
LOG_CRITICAL(Service_FS, "Attempted to create a directory in an IVFC archive (%s).",
GetName().c_str());
return false;
}
bool IVFCArchive::RenameDirectory(const Path& src_path, const Path& dest_path) const {
LOG_CRITICAL(Service_FS, "Attempted to rename a file within an IVFC archive (%s).",
GetName().c_str());
return false;
}
std::unique_ptr<DirectoryBackend> IVFCArchive::OpenDirectory(const Path& path) const {
return std::make_unique<IVFCDirectory>();
}
u64 IVFCArchive::GetFreeBytes() const {
LOG_WARNING(Service_FS, "Attempted to get the free space in an IVFC archive");
return 0;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
ResultVal<size_t> IVFCFile::Read(const u64 offset, const size_t length, u8* buffer) const {
LOG_TRACE(Service_FS, "called offset=%llu, length=%zu", offset, length);
romfs_file->Seek(data_offset + offset, SEEK_SET);
size_t read_length = (size_t)std::min((u64)length, data_size - offset);
return MakeResult<size_t>(romfs_file->ReadBytes(buffer, read_length));
}
ResultVal<size_t> IVFCFile::Write(const u64 offset, const size_t length, const bool flush,
const u8* buffer) const {
LOG_ERROR(Service_FS, "Attempted to write to IVFC file");
// TODO(Subv): Find error code
return MakeResult<size_t>(0);
}
u64 IVFCFile::GetSize() const {
return data_size;
}
bool IVFCFile::SetSize(const u64 size) const {
LOG_ERROR(Service_FS, "Attempted to set the size of an IVFC file");
return false;
}
} // namespace FileSys
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