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Atmosphere/libraries/libstratosphere/source/fs/fs_save_data_management.cpp
Michael Scire 7ca83c9d3b libstrat: enable -Wextra, -Werror
This caught an embarrassingly large number of bugs.
2021-10-06 15:20:48 -07:00

140 lines
6 KiB
C++

/*
* Copyright (c) Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stratosphere.hpp>
#include "fsa/fs_mount_utils.hpp"
namespace ams::fs {
namespace impl {
Result ReadSaveDataFileSystemExtraData(SaveDataExtraData *out, SaveDataId id) {
return fsReadSaveDataFileSystemExtraData(out, sizeof(*out), id);
}
Result ReadSaveDataFileSystemExtraData(SaveDataExtraData *out, SaveDataSpaceId space_id, SaveDataId id) {
return fsReadSaveDataFileSystemExtraDataBySaveDataSpaceId(out, sizeof(*out), static_cast<::FsSaveDataSpaceId>(space_id), id);
}
Result WriteSaveDataFileSystemExtraData(SaveDataSpaceId space_id, SaveDataId id, const SaveDataExtraData &extra_data) {
return fsWriteSaveDataFileSystemExtraData(std::addressof(extra_data), sizeof(extra_data), static_cast<::FsSaveDataSpaceId>(space_id), id);
}
}
void DisableAutoSaveDataCreation() {
/* Use libnx binding. */
R_ABORT_UNLESS(fsDisableAutoSaveDataCreation());
}
Result CreateSystemSaveData(SaveDataSpaceId space_id, SystemSaveDataId save_id, UserId user_id, u64 owner_id, s64 size, s64 journal_size, u32 flags) {
const auto attribute = SaveDataAttribute::Make(ncm::InvalidProgramId, SaveDataType::System, user_id, save_id);
const SaveDataCreationInfo info = {
.size = size,
.journal_size = journal_size,
.block_size = DefaultSaveDataBlockSize,
.owner_id = owner_id,
.flags = flags,
.space_id = space_id,
.pseudo = false,
};
static_assert(sizeof(SaveDataAttribute) == sizeof(::FsSaveDataAttribute));
static_assert(sizeof(SaveDataCreationInfo) == sizeof(::FsSaveDataCreationInfo));
return fsCreateSaveDataFileSystemBySystemSaveDataId(reinterpret_cast<const ::FsSaveDataAttribute *>(std::addressof(attribute)), reinterpret_cast<const ::FsSaveDataCreationInfo *>(std::addressof(info)));
}
Result CreateSystemSaveData(SystemSaveDataId save_id, s64 size, s64 journal_size, u32 flags) {
return CreateSystemSaveData(SaveDataSpaceId::System, save_id, InvalidUserId, 0, size, journal_size, flags);
}
Result CreateSystemSaveData(SystemSaveDataId save_id, u64 owner_id, s64 size, s64 journal_size, u32 flags) {
return CreateSystemSaveData(SaveDataSpaceId::System, save_id, InvalidUserId, owner_id, size, journal_size, flags);
}
Result CreateSystemSaveData(SaveDataSpaceId space_id, SystemSaveDataId save_id, u64 owner_id, s64 size, s64 journal_size, u32 flags) {
return CreateSystemSaveData(space_id, save_id, InvalidUserId, owner_id, size, journal_size, flags);
}
Result CreateSystemSaveData(SystemSaveDataId save_id, UserId user_id, s64 size, s64 journal_size, u32 flags) {
return CreateSystemSaveData(SaveDataSpaceId::System, save_id, user_id, 0, size, journal_size, flags);
}
Result CreateSystemSaveData(SystemSaveDataId save_id, UserId user_id, u64 owner_id, s64 size, s64 journal_size, u32 flags) {
return CreateSystemSaveData(SaveDataSpaceId::System, save_id, user_id, owner_id, size, journal_size, flags);
}
Result DeleteSaveData(SaveDataId id) {
/* TODO: Libnx binding for DeleteSaveDataFileSystem */
AMS_UNUSED(id);
AMS_ABORT();
}
Result DeleteSaveData(SaveDataSpaceId space_id, SaveDataId id) {
return fsDeleteSaveDataFileSystemBySaveDataSpaceId(static_cast<::FsSaveDataSpaceId>(space_id), id);
}
Result DeleteSystemSaveData(SaveDataSpaceId space_id, SystemSaveDataId id, UserId user_id) {
const auto attribute = SaveDataAttribute::Make(ncm::InvalidProgramId, SaveDataType::System, user_id, id);
/* TODO: Libnx binding for DeleteSaveDataFileSystemBySaveDataAttribute */
AMS_UNUSED(space_id, attribute);
AMS_ABORT();
}
Result GetSaveDataFlags(u32 *out, SaveDataId id) {
SaveDataExtraData extra_data;
R_TRY(impl::ReadSaveDataFileSystemExtraData(std::addressof(extra_data), id));
*out = extra_data.flags;
return ResultSuccess();
}
Result GetSaveDataFlags(u32 *out, SaveDataSpaceId space_id, SaveDataId id) {
SaveDataExtraData extra_data;
R_TRY(impl::ReadSaveDataFileSystemExtraData(std::addressof(extra_data), space_id, id));
*out = extra_data.flags;
return ResultSuccess();
}
Result SetSaveDataFlags(SaveDataId id, SaveDataSpaceId space_id, u32 flags) {
SaveDataExtraData extra_data;
R_TRY(impl::ReadSaveDataFileSystemExtraData(std::addressof(extra_data), space_id, id));
extra_data.flags = flags;
return impl::WriteSaveDataFileSystemExtraData(space_id, id, extra_data);
}
Result GetSaveDataAvailableSize(s64 *out, SaveDataId id) {
SaveDataExtraData extra_data;
R_TRY(impl::ReadSaveDataFileSystemExtraData(std::addressof(extra_data), id));
*out = extra_data.available_size;
return ResultSuccess();
}
Result GetSaveDataJournalSize(s64 *out, SaveDataId id) {
SaveDataExtraData extra_data;
R_TRY(impl::ReadSaveDataFileSystemExtraData(std::addressof(extra_data), id));
*out = extra_data.journal_size;
return ResultSuccess();
}
Result ExtendSaveData(SaveDataSpaceId space_id, SaveDataId id, s64 available_size, s64 journal_size) {
return ::fsExtendSaveDataFileSystem(static_cast<::FsSaveDataSpaceId>(space_id), static_cast<u64>(id), available_size, journal_size);
}
}