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87 lines
3.0 KiB
C++
87 lines
3.0 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <cstring>
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#include <memory>
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#include "common/common_types.h"
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#include "common/logging/log.h"
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#include "common/make_unique.h"
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#include "core/file_sys/ivfc_archive.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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std::string IVFCArchive::GetName() const {
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return "IVFC";
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}
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std::unique_ptr<FileBackend> IVFCArchive::OpenFile(const Path& path, const Mode mode) const {
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return Common::make_unique<IVFCFile>(romfs_file, data_offset, data_size);
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}
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bool IVFCArchive::DeleteFile(const Path& path) const {
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LOG_CRITICAL(Service_FS, "Attempted to delete a file from an IVFC archive (%s).", GetName().c_str());
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return false;
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}
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bool IVFCArchive::RenameFile(const Path& src_path, const Path& dest_path) const {
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LOG_CRITICAL(Service_FS, "Attempted to rename a file within an IVFC archive (%s).", GetName().c_str());
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return false;
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}
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bool IVFCArchive::DeleteDirectory(const Path& path) const {
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LOG_CRITICAL(Service_FS, "Attempted to delete a directory from an IVFC archive (%s).", GetName().c_str());
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return false;
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}
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ResultCode IVFCArchive::CreateFile(const Path& path, u32 size) const {
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LOG_CRITICAL(Service_FS, "Attempted to create a file in an IVFC archive (%s).", GetName().c_str());
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// TODO: Verify error code
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return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported, ErrorLevel::Permanent);
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}
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bool IVFCArchive::CreateDirectory(const Path& path) const {
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LOG_CRITICAL(Service_FS, "Attempted to create a directory in an IVFC archive (%s).", GetName().c_str());
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return false;
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}
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bool IVFCArchive::RenameDirectory(const Path& src_path, const Path& dest_path) const {
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LOG_CRITICAL(Service_FS, "Attempted to rename a file within an IVFC archive (%s).", GetName().c_str());
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return false;
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}
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std::unique_ptr<DirectoryBackend> IVFCArchive::OpenDirectory(const Path& path) const {
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return Common::make_unique<IVFCDirectory>();
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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size_t IVFCFile::Read(const u64 offset, const u32 length, u8* buffer) const {
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LOG_TRACE(Service_FS, "called offset=%llu, length=%d", offset, length);
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romfs_file->Seek(data_offset + offset, SEEK_SET);
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u32 read_length = (u32)std::min((u64)length, data_size - offset);
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return romfs_file->ReadBytes(buffer, read_length);
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}
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size_t IVFCFile::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
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LOG_ERROR(Service_FS, "Attempted to write to IVFC file");
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return 0;
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}
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size_t IVFCFile::GetSize() const {
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return data_size; // TODO: return value will overflow on 32-bit machines
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}
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bool IVFCFile::SetSize(const u64 size) const {
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LOG_ERROR(Service_FS, "Attempted to set the size of an IVFC file");
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return false;
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}
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} // namespace FileSys
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