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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 "common/make_unique.h"
#include "core/file_sys/ivfc_archive.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
std::string IVFCArchive::GetName() const {
return "IVFC";
}
std::unique_ptr<FileBackend> IVFCArchive::OpenFile(const Path& path, const Mode mode) const {
return Common::make_unique<IVFCFile>(romfs_file, data_offset, data_size);
}
bool IVFCArchive::DeleteFile(const Path& path) const {
LOG_CRITICAL(Service_FS, "Attempted to delete a file from an IVFC archive (%s).", GetName().c_str());
return false;
}
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, u32 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 Common::make_unique<IVFCDirectory>();
}
////////////////////////////////////////////////////////////////////////////////////////////////////
size_t IVFCFile::Read(const u64 offset, const u32 length, u8* buffer) const {
LOG_TRACE(Service_FS, "called offset=%llu, length=%d", offset, length);
romfs_file->Seek(data_offset + offset, SEEK_SET);
u32 read_length = (u32)std::min((u64)length, data_size - offset);
return romfs_file->ReadBytes(buffer, read_length);
}
size_t IVFCFile::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
LOG_ERROR(Service_FS, "Attempted to write to IVFC file");
return 0;
}
size_t IVFCFile::GetSize() const {
return data_size; // TODO: return value will overflow on 32-bit machines
}
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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