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fs_user: std::move vectors where applicable

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Allows removing some allocation churn in some locations by moving
std::vectors into Path where applicable.
This commit is contained in:
Lioncash 2020-05-04 11:48:04 -04:00
parent 36809b2e2e
commit ba2ae9616a
8 changed files with 73 additions and 72 deletions
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4
src/core/file_sys/archive_backend.cpp
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@ -12,10 +12,10 @@
namespace FileSys {
Path::Path(LowPathType type, const std::vector<u8>& data) : type(type) {
Path::Path(LowPathType type, std::vector<u8> data) : type(type) {
switch (type) {
case LowPathType::Binary: {
binary = data;
binary = std::move(data);
break;
}

2
src/core/file_sys/archive_backend.h
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@ -45,7 +45,7 @@ public:
template <std::size_t size>
Path(const std::array<u8, size>& binary_data)
: type(LowPathType::Binary), binary(binary_data.begin(), binary_data.end()) {}
Path(LowPathType type, const std::vector<u8>& data);
Path(LowPathType type, std::vector<u8> data);
LowPathType GetType() const {
return type;

8
src/core/file_sys/archive_ncch.cpp
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@ -56,8 +56,8 @@ Path MakeNCCHArchivePath(u64 tid, Service::FS::MediaType media_type) {
path.media_type = static_cast<u32_le>(media_type);
path.unknown = 0;
std::vector<u8> archive(sizeof(path));
std::memcpy(&archive[0], &path, sizeof(path));
return FileSys::Path(archive);
std::memcpy(archive.data(), &path, sizeof(path));
return FileSys::Path(std::move(archive));
}
Path MakeNCCHFilePath(NCCHFileOpenType open_type, u32 content_index, NCCHFilePathType filepath_type,
@ -68,8 +68,8 @@ Path MakeNCCHFilePath(NCCHFileOpenType open_type, u32 content_index, NCCHFilePat
path.filepath_type = filepath_type;
path.exefs_filepath = exefs_filepath;
std::vector<u8> file(sizeof(path));
std::memcpy(&file[0], &path, sizeof(path));
return FileSys::Path(file);
std::memcpy(file.data(), &path, sizeof(path));
return FileSys::Path(std::move(file));
}
ResultVal<std::unique_ptr<FileBackend>> NCCHArchive::OpenFile(const Path& path,

2
src/core/file_sys/archive_systemsavedata.cpp
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@ -49,7 +49,7 @@ Path ConstructSystemSaveDataBinaryPath(u32 high, u32 low) {
for (unsigned i = 0; i < 4; ++i)
binary_path.push_back((low >> (8 * i)) & 0xFF);
return {binary_path};
return {std::move(binary_path)};
}
ArchiveFactory_SystemSaveData::ArchiveFactory_SystemSaveData(const std::string& nand_path)

4
src/core/hle/service/apt/apt.cpp
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@ -149,8 +149,8 @@ bool Module::LoadSharedFont() {
const u64_le shared_font_archive_id_low = 0x0004009b00014002 | ((font_region_code - 1) << 8);
FileSys::NCCHArchive archive(shared_font_archive_id_low, Service::FS::MediaType::NAND);
std::vector<u8> romfs_path(20, 0); // 20-byte all zero path for opening RomFS
FileSys::Path file_path(romfs_path);
// 20-byte all zero path for opening RomFS
const FileSys::Path file_path(std::vector<u8>(20, 0));
FileSys::Mode open_mode = {};
open_mode.read_flag.Assign(1);
auto file_result = archive.OpenFile(file_path, open_mode);

5
src/core/hle/service/fs/archive.cpp
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@ -37,7 +37,8 @@ ArchiveBackend* ArchiveManager::GetArchive(ArchiveHandle handle) {
}
ResultVal<ArchiveHandle> ArchiveManager::OpenArchive(ArchiveIdCode id_code,
FileSys::Path& archive_path, u64 program_id) {
const FileSys::Path& archive_path,
u64 program_id) {
LOG_TRACE(Service_FS, "Opening archive with id code 0x{:08X}", static_cast<u32>(id_code));
auto itr = id_code_map.find(id_code);
@ -207,7 +208,7 @@ ResultCode ArchiveManager::FormatArchive(ArchiveIdCode id_code,
}
ResultVal<FileSys::ArchiveFormatInfo> ArchiveManager::GetArchiveFormatInfo(
ArchiveIdCode id_code, FileSys::Path& archive_path, u64 program_id) {
ArchiveIdCode id_code, const FileSys::Path& archive_path, u64 program_id) {
auto archive = id_code_map.find(id_code);
if (archive == id_code_map.end()) {
return UnimplementedFunction(ErrorModule::FS); // TODO(Subv): Find the right error

4
src/core/hle/service/fs/archive.h
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@ -72,7 +72,7 @@ public:
* @param program_id the program ID of the client that requests the operation
* @return Handle to the opened archive
*/
ResultVal<ArchiveHandle> OpenArchive(ArchiveIdCode id_code, FileSys::Path& archive_path,
ResultVal<ArchiveHandle> OpenArchive(ArchiveIdCode id_code, const FileSys::Path& archive_path,
u64 program_id);
/**
@ -197,7 +197,7 @@ public:
* @return The format info of the archive, or the corresponding error code if failed.
*/
ResultVal<FileSys::ArchiveFormatInfo> GetArchiveFormatInfo(ArchiveIdCode id_code,
FileSys::Path& archive_path,
const FileSys::Path& archive_path,
u64 program_id);
/**

116
src/core/hle/service/fs/fs_user.cpp
View File

@ -53,14 +53,14 @@ void FS_USER::OpenFile(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x0802, 7, 2);
rp.Skip(1, false); // Transaction.
ArchiveHandle archive_handle = rp.Pop<u64>();
auto filename_type = rp.PopEnum<FileSys::LowPathType>();
u32 filename_size = rp.Pop<u32>();
FileSys::Mode mode{rp.Pop<u32>()};
u32 attributes = rp.Pop<u32>(); // TODO(Link Mauve): do something with those attributes.
const auto archive_handle = rp.PopRaw<ArchiveHandle>();
const auto filename_type = rp.PopEnum<FileSys::LowPathType>();
const auto filename_size = rp.Pop<u32>();
const FileSys::Mode mode{rp.Pop<u32>()};
const auto attributes = rp.Pop<u32>(); // TODO(Link Mauve): do something with those attributes.
std::vector<u8> filename = rp.PopStaticBuffer();
ASSERT(filename.size() == filename_size);
FileSys::Path file_path(filename_type, filename);
const FileSys::Path file_path(filename_type, std::move(filename));
LOG_DEBUG(Service_FS, "path={}, mode={} attrs={}", file_path.DebugStr(), mode.hex, attributes);
@ -83,19 +83,19 @@ void FS_USER::OpenFileDirectly(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x803, 8, 4);
rp.Skip(1, false); // Transaction
auto archive_id = rp.PopEnum<FS::ArchiveIdCode>();
auto archivename_type = rp.PopEnum<FileSys::LowPathType>();
u32 archivename_size = rp.Pop<u32>();
auto filename_type = rp.PopEnum<FileSys::LowPathType>();
u32 filename_size = rp.Pop<u32>();
FileSys::Mode mode{rp.Pop<u32>()};
u32 attributes = rp.Pop<u32>(); // TODO(Link Mauve): do something with those attributes.
const auto archive_id = rp.PopEnum<ArchiveIdCode>();
const auto archivename_type = rp.PopEnum<FileSys::LowPathType>();
const auto archivename_size = rp.Pop<u32>();
const auto filename_type = rp.PopEnum<FileSys::LowPathType>();
const auto filename_size = rp.Pop<u32>();
const FileSys::Mode mode{rp.Pop<u32>()};
const auto attributes = rp.Pop<u32>(); // TODO(Link Mauve): do something with those attributes.
std::vector<u8> archivename = rp.PopStaticBuffer();
std::vector<u8> filename = rp.PopStaticBuffer();
ASSERT(archivename.size() == archivename_size);
ASSERT(filename.size() == filename_size);
FileSys::Path archive_path(archivename_type, archivename);
FileSys::Path file_path(filename_type, filename);
const FileSys::Path archive_path(archivename_type, std::move(archivename));
const FileSys::Path file_path(filename_type, std::move(filename));
LOG_DEBUG(Service_FS, "archive_id=0x{:08X} archive_path={} file_path={}, mode={} attributes={}",
static_cast<u32>(archive_id), archive_path.DebugStr(), file_path.DebugStr(), mode.hex,
@ -135,13 +135,13 @@ void FS_USER::OpenFileDirectly(Kernel::HLERequestContext& ctx) {
void FS_USER::DeleteFile(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x804, 5, 2);
rp.Skip(1, false); // TransactionId
ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
auto filename_type = rp.PopEnum<FileSys::LowPathType>();
u32 filename_size = rp.Pop<u32>();
const auto archive_handle = rp.PopRaw<ArchiveHandle>();
const auto filename_type = rp.PopEnum<FileSys::LowPathType>();
const auto filename_size = rp.Pop<u32>();
std::vector<u8> filename = rp.PopStaticBuffer();
ASSERT(filename.size() == filename_size);
FileSys::Path file_path(filename_type, filename);
const FileSys::Path file_path(filename_type, std::move(filename));
LOG_DEBUG(Service_FS, "type={} size={} data={}", static_cast<u32>(filename_type), filename_size,
file_path.DebugStr());
@ -154,19 +154,19 @@ void FS_USER::RenameFile(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x805, 9, 4);
rp.Skip(1, false); // TransactionId
ArchiveHandle src_archive_handle = rp.PopRaw<ArchiveHandle>();
auto src_filename_type = rp.PopEnum<FileSys::LowPathType>();
u32 src_filename_size = rp.Pop<u32>();
ArchiveHandle dest_archive_handle = rp.PopRaw<ArchiveHandle>();
auto dest_filename_type = rp.PopEnum<FileSys::LowPathType>();
u32 dest_filename_size = rp.Pop<u32>();
const auto src_archive_handle = rp.PopRaw<ArchiveHandle>();
const auto src_filename_type = rp.PopEnum<FileSys::LowPathType>();
const auto src_filename_size = rp.Pop<u32>();
const auto dest_archive_handle = rp.PopRaw<ArchiveHandle>();
const auto dest_filename_type = rp.PopEnum<FileSys::LowPathType>();
const auto dest_filename_size = rp.Pop<u32>();
std::vector<u8> src_filename = rp.PopStaticBuffer();
std::vector<u8> dest_filename = rp.PopStaticBuffer();
ASSERT(src_filename.size() == src_filename_size);
ASSERT(dest_filename.size() == dest_filename_size);
FileSys::Path src_file_path(src_filename_type, src_filename);
FileSys::Path dest_file_path(dest_filename_type, dest_filename);
const FileSys::Path src_file_path(src_filename_type, std::move(src_filename));
const FileSys::Path dest_file_path(dest_filename_type, std::move(dest_filename));
LOG_DEBUG(Service_FS,
"src_type={} src_size={} src_data={} dest_type={} dest_size={} dest_data={}",
@ -182,13 +182,13 @@ void FS_USER::DeleteDirectory(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x806, 5, 2);
rp.Skip(1, false); // TransactionId
ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
u32 dirname_size = rp.Pop<u32>();
const auto archive_handle = rp.PopRaw<ArchiveHandle>();
const auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
const auto dirname_size = rp.Pop<u32>();
std::vector<u8> dirname = rp.PopStaticBuffer();
ASSERT(dirname.size() == dirname_size);
FileSys::Path dir_path(dirname_type, dirname);
const FileSys::Path dir_path(dirname_type, std::move(dirname));
LOG_DEBUG(Service_FS, "type={} size={} data={}", static_cast<u32>(dirname_type), dirname_size,
dir_path.DebugStr());
@ -201,13 +201,13 @@ void FS_USER::DeleteDirectoryRecursively(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x807, 5, 2);
rp.Skip(1, false); // TransactionId
ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
u32 dirname_size = rp.Pop<u32>();
const auto archive_handle = rp.PopRaw<ArchiveHandle>();
const auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
const auto dirname_size = rp.Pop<u32>();
std::vector<u8> dirname = rp.PopStaticBuffer();
ASSERT(dirname.size() == dirname_size);
FileSys::Path dir_path(dirname_type, dirname);
const FileSys::Path dir_path(dirname_type, std::move(dirname));
LOG_DEBUG(Service_FS, "type={} size={} data={}", static_cast<u32>(dirname_type), dirname_size,
dir_path.DebugStr());
@ -258,19 +258,19 @@ void FS_USER::CreateDirectory(Kernel::HLERequestContext& ctx) {
void FS_USER::RenameDirectory(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x80A, 9, 4);
rp.Skip(1, false); // TransactionId
ArchiveHandle src_archive_handle = rp.PopRaw<ArchiveHandle>();
auto src_dirname_type = rp.PopEnum<FileSys::LowPathType>();
u32 src_dirname_size = rp.Pop<u32>();
ArchiveHandle dest_archive_handle = rp.PopRaw<ArchiveHandle>();
auto dest_dirname_type = rp.PopEnum<FileSys::LowPathType>();
u32 dest_dirname_size = rp.Pop<u32>();
const auto src_archive_handle = rp.PopRaw<ArchiveHandle>();
const auto src_dirname_type = rp.PopEnum<FileSys::LowPathType>();
const auto src_dirname_size = rp.Pop<u32>();
const auto dest_archive_handle = rp.PopRaw<ArchiveHandle>();
const auto dest_dirname_type = rp.PopEnum<FileSys::LowPathType>();
const auto dest_dirname_size = rp.Pop<u32>();
std::vector<u8> src_dirname = rp.PopStaticBuffer();
std::vector<u8> dest_dirname = rp.PopStaticBuffer();
ASSERT(src_dirname.size() == src_dirname_size);
ASSERT(dest_dirname.size() == dest_dirname_size);
FileSys::Path src_dir_path(src_dirname_type, src_dirname);
FileSys::Path dest_dir_path(dest_dirname_type, dest_dirname);
const FileSys::Path src_dir_path(src_dirname_type, std::move(src_dirname));
const FileSys::Path dest_dir_path(dest_dirname_type, std::move(dest_dirname));
LOG_DEBUG(Service_FS,
"src_type={} src_size={} src_data={} dest_type={} dest_size={} dest_data={}",
@ -284,13 +284,13 @@ void FS_USER::RenameDirectory(Kernel::HLERequestContext& ctx) {
void FS_USER::OpenDirectory(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x80B, 4, 2);
auto archive_handle = rp.PopRaw<ArchiveHandle>();
auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
u32 dirname_size = rp.Pop<u32>();
const auto archive_handle = rp.PopRaw<ArchiveHandle>();
const auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
const auto dirname_size = rp.Pop<u32>();
std::vector<u8> dirname = rp.PopStaticBuffer();
ASSERT(dirname.size() == dirname_size);
FileSys::Path dir_path(dirname_type, dirname);
const FileSys::Path dir_path(dirname_type, std::move(dirname));
LOG_DEBUG(Service_FS, "type={} size={} data={}", static_cast<u32>(dirname_type), dirname_size,
dir_path.DebugStr());
@ -313,19 +313,19 @@ void FS_USER::OpenDirectory(Kernel::HLERequestContext& ctx) {
void FS_USER::OpenArchive(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x80C, 3, 2);
auto archive_id = rp.PopEnum<FS::ArchiveIdCode>();
auto archivename_type = rp.PopEnum<FileSys::LowPathType>();
u32 archivename_size = rp.Pop<u32>();
const auto archive_id = rp.PopEnum<FS::ArchiveIdCode>();
const auto archivename_type = rp.PopEnum<FileSys::LowPathType>();
const auto archivename_size = rp.Pop<u32>();
std::vector<u8> archivename = rp.PopStaticBuffer();
ASSERT(archivename.size() == archivename_size);
FileSys::Path archive_path(archivename_type, archivename);
const FileSys::Path archive_path(archivename_type, std::move(archivename));
LOG_DEBUG(Service_FS, "archive_id=0x{:08X} archive_path={}", static_cast<u32>(archive_id),
archive_path.DebugStr());
IPC::RequestBuilder rb = rp.MakeBuilder(3, 0);
ClientSlot* slot = GetSessionData(ctx.Session());
ResultVal<ArchiveHandle> handle =
const ResultVal<ArchiveHandle> handle =
archives.OpenArchive(archive_id, archive_path, slot->program_id);
rb.Push(handle.Code());
if (handle.Succeeded()) {
@ -340,7 +340,7 @@ void FS_USER::OpenArchive(Kernel::HLERequestContext& ctx) {
void FS_USER::CloseArchive(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x80E, 2, 0);
auto archive_handle = rp.PopRaw<ArchiveHandle>();
const auto archive_handle = rp.PopRaw<ArchiveHandle>();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(archives.CloseArchive(archive_handle));
@ -432,7 +432,7 @@ void FS_USER::FormatThisUserSaveData(Kernel::HLERequestContext& ctx) {
void FS_USER::GetFreeBytes(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x812, 2, 0);
ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
const auto archive_handle = rp.PopRaw<ArchiveHandle>();
ResultVal<u64> bytes_res = archives.GetFreeBytesInArchive(archive_handle);
IPC::RequestBuilder rb = rp.MakeBuilder(3, 0);
@ -649,13 +649,13 @@ void FS_USER::GetArchiveResource(Kernel::HLERequestContext& ctx) {
void FS_USER::GetFormatInfo(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x845, 3, 2);
auto archive_id = rp.PopEnum<FS::ArchiveIdCode>();
auto archivename_type = rp.PopEnum<FileSys::LowPathType>();
u32 archivename_size = rp.Pop<u32>();
const auto archive_id = rp.PopEnum<FS::ArchiveIdCode>();
const auto archivename_type = rp.PopEnum<FileSys::LowPathType>();
const auto archivename_size = rp.Pop<u32>();
std::vector<u8> archivename = rp.PopStaticBuffer();
ASSERT(archivename.size() == archivename_size);
FileSys::Path archive_path(archivename_type, archivename);
const FileSys::Path archive_path(archivename_type, std::move(archivename));
LOG_DEBUG(Service_FS, "archive_path={}", archive_path.DebugStr());