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Diffstat (limited to 'src/core/file_sys/romfs_filesystem.cpp')
-rw-r--r-- | src/core/file_sys/romfs_filesystem.cpp | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/src/core/file_sys/romfs_filesystem.cpp b/src/core/file_sys/romfs_filesystem.cpp new file mode 100644 index 000000000..83162622b --- /dev/null +++ b/src/core/file_sys/romfs_filesystem.cpp @@ -0,0 +1,110 @@ +// Copyright 2018 yuzu emulator team +// 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/romfs_filesystem.h" + +namespace FileSys { + +std::string RomFS_FileSystem::GetName() const { + return "RomFS"; +} + +ResultVal<std::unique_ptr<StorageBackend>> RomFS_FileSystem::OpenFile(const std::string& path, + Mode mode) const { + return MakeResult<std::unique_ptr<StorageBackend>>( + std::make_unique<RomFS_Storage>(romfs_file, data_offset, data_size)); +} + +ResultCode RomFS_FileSystem::DeleteFile(const std::string& path) const { + LOG_CRITICAL(Service_FS, "Attempted to delete a file from an ROMFS archive ({}).", GetName()); + // TODO(bunnei): Use correct error code + return ResultCode(-1); +} + +ResultCode RomFS_FileSystem::RenameFile(const std::string& src_path, + const std::string& dest_path) const { + LOG_CRITICAL(Service_FS, "Attempted to rename a file within an ROMFS archive ({}).", GetName()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultCode RomFS_FileSystem::DeleteDirectory(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to delete a directory from an ROMFS archive ({}).", + GetName()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultCode RomFS_FileSystem::DeleteDirectoryRecursively(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to delete a directory from an ROMFS archive ({}).", + GetName()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultCode RomFS_FileSystem::CreateFile(const std::string& path, u64 size) const { + LOG_CRITICAL(Service_FS, "Attempted to create a file in an ROMFS archive ({}).", GetName()); + // TODO(bunnei): Use correct error code + return ResultCode(-1); +} + +ResultCode RomFS_FileSystem::CreateDirectory(const std::string& path) const { + LOG_CRITICAL(Service_FS, "Attempted to create a directory in an ROMFS archive ({}).", + GetName()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultCode RomFS_FileSystem::RenameDirectory(const Path& src_path, const Path& dest_path) const { + LOG_CRITICAL(Service_FS, "Attempted to rename a file within an ROMFS archive ({}).", GetName()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultVal<std::unique_ptr<DirectoryBackend>> RomFS_FileSystem::OpenDirectory( + const std::string& path) const { + LOG_WARNING(Service_FS, "Opening Directory in a ROMFS archive"); + return MakeResult<std::unique_ptr<DirectoryBackend>>(std::make_unique<ROMFSDirectory>()); +} + +u64 RomFS_FileSystem::GetFreeSpaceSize() const { + LOG_WARNING(Service_FS, "Attempted to get the free space in an ROMFS archive"); + return 0; +} + +ResultVal<FileSys::EntryType> RomFS_FileSystem::GetEntryType(const std::string& path) const { + LOG_CRITICAL(Service_FS, "Called within an ROMFS archive (path {}).", path); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultVal<size_t> RomFS_Storage::Read(const u64 offset, const size_t length, u8* buffer) const { + LOG_TRACE(Service_FS, "called offset={}, length={}", 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> RomFS_Storage::Write(const u64 offset, const size_t length, const bool flush, + const u8* buffer) const { + LOG_ERROR(Service_FS, "Attempted to write to ROMFS file"); + // TODO(Subv): Find error code + return MakeResult<size_t>(0); +} + +u64 RomFS_Storage::GetSize() const { + return data_size; +} + +bool RomFS_Storage::SetSize(const u64 size) const { + LOG_ERROR(Service_FS, "Attempted to set the size of an ROMFS file"); + return false; +} + +} // namespace FileSys |