// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "common/string_util.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"
#include "core/hle/service/ipc_helpers.h"
namespace Service::FileSystem {
IFileSystem::IFileSystem(Core::System& system_, FileSys::VirtualDir backend_, SizeGetter size_)
: ServiceFramework{system_, "IFileSystem"}, backend{std::move(backend_)}, size{std::move(
size_)} {
static const FunctionInfo functions[] = {
{0, &IFileSystem::CreateFile, "CreateFile"},
{1, &IFileSystem::DeleteFile, "DeleteFile"},
{2, &IFileSystem::CreateDirectory, "CreateDirectory"},
{3, &IFileSystem::DeleteDirectory, "DeleteDirectory"},
{4, &IFileSystem::DeleteDirectoryRecursively, "DeleteDirectoryRecursively"},
{5, &IFileSystem::RenameFile, "RenameFile"},
{6, nullptr, "RenameDirectory"},
{7, &IFileSystem::GetEntryType, "GetEntryType"},
{8, &IFileSystem::OpenFile, "OpenFile"},
{9, &IFileSystem::OpenDirectory, "OpenDirectory"},
{10, &IFileSystem::Commit, "Commit"},
{11, &IFileSystem::GetFreeSpaceSize, "GetFreeSpaceSize"},
{12, &IFileSystem::GetTotalSpaceSize, "GetTotalSpaceSize"},
{13, &IFileSystem::CleanDirectoryRecursively, "CleanDirectoryRecursively"},
{14, &IFileSystem::GetFileTimeStampRaw, "GetFileTimeStampRaw"},
{15, nullptr, "QueryEntry"},
{16, &IFileSystem::GetFileSystemAttribute, "GetFileSystemAttribute"},
};
RegisterHandlers(functions);
}
void IFileSystem::CreateFile(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
const u64 file_mode = rp.Pop<u64>();
const u32 file_size = rp.Pop<u32>();
LOG_DEBUG(Service_FS, "called. file={}, mode=0x{:X}, size=0x{:08X}", name, file_mode,
file_size);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(backend.CreateFile(name, file_size));
}
void IFileSystem::DeleteFile(HLERequestContext& ctx) {
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
LOG_DEBUG(Service_FS, "called. file={}", name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(backend.DeleteFile(name));
}
void IFileSystem::CreateDirectory(HLERequestContext& ctx) {
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
LOG_DEBUG(Service_FS, "called. directory={}", name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(backend.CreateDirectory(name));
}
void IFileSystem::DeleteDirectory(HLERequestContext& ctx) {
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
LOG_DEBUG(Service_FS, "called. directory={}", name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(backend.DeleteDirectory(name));
}
void IFileSystem::DeleteDirectoryRecursively(HLERequestContext& ctx) {
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
LOG_DEBUG(Service_FS, "called. directory={}", name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(backend.DeleteDirectoryRecursively(name));
}
void IFileSystem::CleanDirectoryRecursively(HLERequestContext& ctx) {
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
LOG_DEBUG(Service_FS, "called. Directory: {}", name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(backend.CleanDirectoryRecursively(name));
}
void IFileSystem::RenameFile(HLERequestContext& ctx) {
const std::string src_name = Common::StringFromBuffer(ctx.ReadBuffer(0));
const std::string dst_name = Common::StringFromBuffer(ctx.ReadBuffer(1));
LOG_DEBUG(Service_FS, "called. file '{}' to file '{}'", src_name, dst_name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(backend.RenameFile(src_name, dst_name));
}
void IFileSystem::OpenFile(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
const auto mode = static_cast<FileSys::OpenMode>(rp.Pop<u32>());
LOG_DEBUG(Service_FS, "called. file={}, mode={}", name, mode);
FileSys::VirtualFile vfs_file{};
auto result = backend.OpenFile(&vfs_file, name, mode);
if (result != ResultSuccess) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
auto file = std::make_shared<IFile>(system, vfs_file);
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IFile>(std::move(file));
}
void IFileSystem::OpenDirectory(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
const auto mode = rp.PopRaw<FileSys::OpenDirectoryMode>();
LOG_DEBUG(Service_FS, "called. directory={}, mode={}", name, mode);
FileSys::VirtualDir vfs_dir{};
auto result = backend.OpenDirectory(&vfs_dir, name);
if (result != ResultSuccess) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
auto directory = std::make_shared<IDirectory>(system, vfs_dir, mode);
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IDirectory>(std::move(directory));
}
void IFileSystem::GetEntryType(HLERequestContext& ctx) {
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
LOG_DEBUG(Service_FS, "called. file={}", name);
FileSys::DirectoryEntryType vfs_entry_type{};
auto result = backend.GetEntryType(&vfs_entry_type, name);
if (result != ResultSuccess) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.Push<u32>(static_cast<u32>(vfs_entry_type));
}
void IFileSystem::Commit(HLERequestContext& ctx) {
LOG_WARNING(Service_FS, "(STUBBED) called");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void IFileSystem::GetFreeSpaceSize(HLERequestContext& ctx) {
LOG_DEBUG(Service_FS, "called");
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess);
rb.Push(size.get_free_size());
}
void IFileSystem::GetTotalSpaceSize(HLERequestContext& ctx) {
LOG_DEBUG(Service_FS, "called");
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(ResultSuccess);
rb.Push(size.get_total_size());
}
void IFileSystem::GetFileTimeStampRaw(HLERequestContext& ctx) {
const auto file_buffer = ctx.ReadBuffer();
const std::string name = Common::StringFromBuffer(file_buffer);
LOG_WARNING(Service_FS, "(Partial Implementation) called. file={}", name);
FileSys::FileTimeStampRaw vfs_timestamp{};
auto result = backend.GetFileTimeStampRaw(&vfs_timestamp, name);
if (result != ResultSuccess) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
IPC::ResponseBuilder rb{ctx, 10};
rb.Push(ResultSuccess);
rb.PushRaw(vfs_timestamp);
}
void IFileSystem::GetFileSystemAttribute(HLERequestContext& ctx) {
LOG_WARNING(Service_FS, "(STUBBED) called");
struct FileSystemAttribute {
u8 dir_entry_name_length_max_defined;
u8 file_entry_name_length_max_defined;
u8 dir_path_name_length_max_defined;
u8 file_path_name_length_max_defined;
INSERT_PADDING_BYTES_NOINIT(0x5);
u8 utf16_dir_entry_name_length_max_defined;
u8 utf16_file_entry_name_length_max_defined;
u8 utf16_dir_path_name_length_max_defined;
u8 utf16_file_path_name_length_max_defined;
INSERT_PADDING_BYTES_NOINIT(0x18);
s32 dir_entry_name_length_max;
s32 file_entry_name_length_max;
s32 dir_path_name_length_max;
s32 file_path_name_length_max;
INSERT_PADDING_WORDS_NOINIT(0x5);
s32 utf16_dir_entry_name_length_max;
s32 utf16_file_entry_name_length_max;
s32 utf16_dir_path_name_length_max;
s32 utf16_file_path_name_length_max;
INSERT_PADDING_WORDS_NOINIT(0x18);
INSERT_PADDING_WORDS_NOINIT(0x1);
};
static_assert(sizeof(FileSystemAttribute) == 0xc0, "FileSystemAttribute has incorrect size");
FileSystemAttribute savedata_attribute{};
savedata_attribute.dir_entry_name_length_max_defined = true;
savedata_attribute.file_entry_name_length_max_defined = true;
savedata_attribute.dir_entry_name_length_max = 0x40;
savedata_attribute.file_entry_name_length_max = 0x40;
IPC::ResponseBuilder rb{ctx, 50};
rb.Push(ResultSuccess);
rb.PushRaw(savedata_attribute);
}
} // namespace Service::FileSystem