77 lines
2.7 KiB
C++
77 lines
2.7 KiB
C++
// Copyright 2014 Citra Emulator Project
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#include <algorithm>
|
|
#include <memory>
|
|
#include <vector>
|
|
#include "common/common_types.h"
|
|
#include "common/file_util.h"
|
|
#include "common/string_util.h"
|
|
#include "core/file_sys/archive_systemsavedata.h"
|
|
#include "core/file_sys/errors.h"
|
|
#include "core/file_sys/savedata_archive.h"
|
|
#include "core/hle/service/fs/archive.h"
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
// FileSys namespace
|
|
|
|
namespace FileSys {
|
|
|
|
std::string GetSystemSaveDataPath(const std::string& mount_point, const Path& path) {
|
|
std::vector<u8> vec_data = path.AsBinary();
|
|
const u32* data = reinterpret_cast<const u32*>(vec_data.data());
|
|
u32 save_low = data[1];
|
|
u32 save_high = data[0];
|
|
return Common::StringFromFormat("%s%08X/%08X/", mount_point.c_str(), save_low, save_high);
|
|
}
|
|
|
|
std::string GetSystemSaveDataContainerPath(const std::string& mount_point) {
|
|
return Common::StringFromFormat("%sdata/%s/sysdata/", mount_point.c_str(), SYSTEM_ID);
|
|
}
|
|
|
|
Path ConstructSystemSaveDataBinaryPath(u32 high, u32 low) {
|
|
std::vector<u8> binary_path;
|
|
binary_path.reserve(8);
|
|
|
|
// Append each word byte by byte
|
|
|
|
// First is the high word
|
|
for (unsigned i = 0; i < 4; ++i)
|
|
binary_path.push_back((high >> (8 * i)) & 0xFF);
|
|
|
|
// Next is the low word
|
|
for (unsigned i = 0; i < 4; ++i)
|
|
binary_path.push_back((low >> (8 * i)) & 0xFF);
|
|
|
|
return {binary_path};
|
|
}
|
|
|
|
ArchiveFactory_SystemSaveData::ArchiveFactory_SystemSaveData(const std::string& nand_path)
|
|
: base_path(GetSystemSaveDataContainerPath(nand_path)) {}
|
|
|
|
ResultVal<std::unique_ptr<ArchiveBackend>> ArchiveFactory_SystemSaveData::Open(const Path& path) {
|
|
std::string fullpath = GetSystemSaveDataPath(base_path, path);
|
|
if (!FileUtil::Exists(fullpath)) {
|
|
// TODO(Subv): Check error code, this one is probably wrong
|
|
return ERR_NOT_FORMATTED;
|
|
}
|
|
auto archive = std::make_unique<SaveDataArchive>(fullpath);
|
|
return MakeResult<std::unique_ptr<ArchiveBackend>>(std::move(archive));
|
|
}
|
|
|
|
ResultCode ArchiveFactory_SystemSaveData::Format(const Path& path,
|
|
const FileSys::ArchiveFormatInfo& format_info) {
|
|
std::string fullpath = GetSystemSaveDataPath(base_path, path);
|
|
FileUtil::DeleteDirRecursively(fullpath);
|
|
FileUtil::CreateFullPath(fullpath);
|
|
return RESULT_SUCCESS;
|
|
}
|
|
|
|
ResultVal<ArchiveFormatInfo> ArchiveFactory_SystemSaveData::GetFormatInfo(const Path& path) const {
|
|
// TODO(Subv): Implement
|
|
LOG_ERROR(Service_FS, "Unimplemented GetFormatInfo archive %s", GetName().c_str());
|
|
return ResultCode(-1);
|
|
}
|
|
|
|
} // namespace FileSys
|