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// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "common/string_util.h"
#include "core/file_sys/fssrv/fssrv_sf_path.h"
#include "core/hle/service/cmif_serialization.h"
#include "core/hle/service/filesystem/fsp/fs_i_directory.h"
#include "core/hle/service/filesystem/fsp/fs_i_file.h"
#include "core/hle/service/filesystem/fsp/fs_i_filesystem.h"
namespace Service::FileSystem {
IFileSystem::IFileSystem(Core::System& system_, FileSys::VirtualDir dir_, SizeGetter size_getter_)
: ServiceFramework{system_, "IFileSystem"}, backend{std::make_unique<FileSys::Fsa::IFileSystem>(
dir_)},
size_getter{std::move(size_getter_)} {
static const FunctionInfo functions[] = {
{0, D<&IFileSystem::CreateFile>, "CreateFile"},
{1, D<&IFileSystem::DeleteFile>, "DeleteFile"},
{2, D<&IFileSystem::CreateDirectory>, "CreateDirectory"},
{3, D<&IFileSystem::DeleteDirectory>, "DeleteDirectory"},
{4, D<&IFileSystem::DeleteDirectoryRecursively>, "DeleteDirectoryRecursively"},
{5, D<&IFileSystem::RenameFile>, "RenameFile"},
{6, D<&IFileSystem::RenameDirectory>, "RenameDirectory"},
{7, D<&IFileSystem::GetEntryType>, "GetEntryType"},
{8, D<&IFileSystem::OpenFile>, "OpenFile"},
{9, D<&IFileSystem::OpenDirectory>, "OpenDirectory"},
{10, D<&IFileSystem::Commit>, "Commit"},
{11, D<&IFileSystem::GetFreeSpaceSize>, "GetFreeSpaceSize"},
{12, D<&IFileSystem::GetTotalSpaceSize>, "GetTotalSpaceSize"},
{13, D<&IFileSystem::CleanDirectoryRecursively>, "CleanDirectoryRecursively"},
{14, D<&IFileSystem::GetFileTimeStampRaw>, "GetFileTimeStampRaw"},
{15, nullptr, "QueryEntry"},
{16, D<&IFileSystem::GetFileSystemAttribute>, "GetFileSystemAttribute"},
};
RegisterHandlers(functions);
}
Result IFileSystem::CreateFile(const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path,
s32 option, s64 size) {
LOG_DEBUG(Service_FS, "called. file={}, option={:#x}, size={:#08x}", path->str, option, size);
R_RETURN(backend->CreateFile(FileSys::Path(path->str), size));
}
Result IFileSystem::DeleteFile(const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path) {
LOG_DEBUG(Service_FS, "called. file={}", path->str);
R_RETURN(backend->DeleteFile(FileSys::Path(path->str)));
}
Result IFileSystem::CreateDirectory(
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path) {
LOG_DEBUG(Service_FS, "called. directory={}", path->str);
R_RETURN(backend->CreateDirectory(FileSys::Path(path->str)));
}
Result IFileSystem::DeleteDirectory(
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path) {
LOG_DEBUG(Service_FS, "called. directory={}", path->str);
R_RETURN(backend->DeleteDirectory(FileSys::Path(path->str)));
}
Result IFileSystem::DeleteDirectoryRecursively(
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path) {
LOG_DEBUG(Service_FS, "called. directory={}", path->str);
R_RETURN(backend->DeleteDirectoryRecursively(FileSys::Path(path->str)));
}
Result IFileSystem::CleanDirectoryRecursively(
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path) {
LOG_DEBUG(Service_FS, "called. Directory: {}", path->str);
R_RETURN(backend->CleanDirectoryRecursively(FileSys::Path(path->str)));
}
Result IFileSystem::RenameFile(
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> old_path,
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> new_path) {
LOG_DEBUG(Service_FS, "called. file '{}' to file '{}'", old_path->str, new_path->str);
R_RETURN(backend->RenameFile(FileSys::Path(old_path->str), FileSys::Path(new_path->str)));
}
Result IFileSystem::RenameDirectory(
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> old_path,
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> new_path) {
LOG_DEBUG(Service_FS, "called. directory '{}' to directory '{}'", old_path->str, new_path->str);
R_RETURN(backend->RenameDirectory(FileSys::Path(old_path->str), FileSys::Path(new_path->str)));
}
Result IFileSystem::OpenFile(OutInterface<IFile> out_interface,
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path,
u32 mode) {
LOG_DEBUG(Service_FS, "called. file={}, mode={}", path->str, mode);
FileSys::VirtualFile vfs_file{};
R_TRY(backend->OpenFile(&vfs_file, FileSys::Path(path->str),
static_cast<FileSys::OpenMode>(mode)));
*out_interface = std::make_shared<IFile>(system, vfs_file);
R_SUCCEED();
}
Result IFileSystem::OpenDirectory(OutInterface<IDirectory> out_interface,
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path,
u32 mode) {
LOG_DEBUG(Service_FS, "called. directory={}, mode={}", path->str, mode);
FileSys::VirtualDir vfs_dir{};
R_TRY(backend->OpenDirectory(&vfs_dir, FileSys::Path(path->str),
static_cast<FileSys::OpenDirectoryMode>(mode)));
*out_interface = std::make_shared<IDirectory>(system, vfs_dir,
static_cast<FileSys::OpenDirectoryMode>(mode));
R_SUCCEED();
}
Result IFileSystem::GetEntryType(
Out<u32> out_type, const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path) {
LOG_DEBUG(Service_FS, "called. file={}", path->str);
FileSys::DirectoryEntryType vfs_entry_type{};
R_TRY(backend->GetEntryType(&vfs_entry_type, FileSys::Path(path->str)));
*out_type = static_cast<u32>(vfs_entry_type);
R_SUCCEED();
}
Result IFileSystem::Commit() {
LOG_WARNING(Service_FS, "(STUBBED) called");
R_SUCCEED();
}
Result IFileSystem::GetFreeSpaceSize(
Out<s64> out_size, const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path) {
LOG_DEBUG(Service_FS, "called");
*out_size = size_getter.get_free_size();
R_SUCCEED();
}
Result IFileSystem::GetTotalSpaceSize(
Out<s64> out_size, const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path) {
LOG_DEBUG(Service_FS, "called");
*out_size = size_getter.get_total_size();
R_SUCCEED();
}
Result IFileSystem::GetFileTimeStampRaw(
Out<FileSys::FileTimeStampRaw> out_timestamp,
const InLargeData<FileSys::Sf::Path, BufferAttr_HipcPointer> path) {
LOG_DEBUG(Service_FS, "(Partial Implementation) called. file={}", path->str);
FileSys::FileTimeStampRaw vfs_timestamp{};
R_TRY(backend->GetFileTimeStampRaw(&vfs_timestamp, FileSys::Path(path->str)));
*out_timestamp = vfs_timestamp;
R_SUCCEED();
}
Result IFileSystem::GetFileSystemAttribute(Out<FileSys::FileSystemAttribute> out_attribute) {
LOG_WARNING(Service_FS, "(STUBBED) called");
constexpr s32 kEntryNameLengthMax = 0x80;
constexpr s32 kPathLengthMax = 0x300;
FileSys::FileSystemAttribute savedata_attribute{};
savedata_attribute.dir_entry_name_length_max_defined = true;
savedata_attribute.file_entry_name_length_max_defined = true;
savedata_attribute.dir_path_name_length_max_defined = true;
savedata_attribute.file_path_name_length_max_defined = true;
savedata_attribute.utf16_create_dir_path_len_max_defined = true;
savedata_attribute.utf16_delete_dir_path_len_max_defined = true;
savedata_attribute.utf16_rename_src_dir_path_len_max_defined = true;
savedata_attribute.utf16_rename_dest_dir_path_len_max_defined = true;
savedata_attribute.utf16_open_dir_path_len_max_defined = true;
savedata_attribute.utf16_dir_entry_name_length_max_defined = true;
savedata_attribute.utf16_file_entry_name_length_max_defined = true;
savedata_attribute.utf16_dir_path_name_length_max_defined = true;
savedata_attribute.utf16_file_path_name_length_max_defined = true;
savedata_attribute.dir_entry_name_length_max = kEntryNameLengthMax;
savedata_attribute.file_entry_name_length_max = kEntryNameLengthMax;
savedata_attribute.dir_path_name_length_max = kPathLengthMax;
savedata_attribute.file_path_name_length_max = kPathLengthMax;
savedata_attribute.utf16_create_dir_path_length_max = kPathLengthMax;
savedata_attribute.utf16_delete_dir_path_length_max = kPathLengthMax;
savedata_attribute.utf16_rename_src_dir_path_length_max = kPathLengthMax;
savedata_attribute.utf16_rename_dest_dir_path_length_max = kPathLengthMax;
savedata_attribute.utf16_open_dir_path_length_max = kPathLengthMax;
savedata_attribute.utf16_dir_entry_name_length_max = kEntryNameLengthMax;
savedata_attribute.utf16_file_entry_name_length_max = kEntryNameLengthMax;
savedata_attribute.utf16_dir_path_name_length_max = kPathLengthMax;
savedata_attribute.utf16_file_path_name_length_max = kPathLengthMax;
*out_attribute = savedata_attribute;
R_SUCCEED();
}
} // namespace Service::FileSystem
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