mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-10 07:06:34 +00:00
507 lines
27 KiB
C++
507 lines
27 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 "../amsmitm_fs_utils.hpp"
|
|
#include "../amsmitm_initialization.hpp"
|
|
#include "fs_shim.h"
|
|
#include "fs_mitm_service.hpp"
|
|
#include "fsmitm_boot0storage.hpp"
|
|
#include "fsmitm_calibration_binary_storage.hpp"
|
|
#include "fsmitm_layered_romfs_storage.hpp"
|
|
#include "fsmitm_save_utils.hpp"
|
|
#include "fsmitm_readonly_layered_filesystem.hpp"
|
|
|
|
namespace ams::mitm::fs {
|
|
|
|
using namespace ams::fs;
|
|
|
|
namespace {
|
|
|
|
constexpr const char AtmosphereHblWebContentDir[] = "/atmosphere/hbl_html/";
|
|
constexpr const char ProgramWebContentDir[] = "/manual_html/";
|
|
|
|
constinit os::SdkMutex g_data_storage_lock;
|
|
constinit os::SdkMutex g_storage_cache_lock;
|
|
|
|
class StorageCacheEntry : public util::IntrusiveRedBlackTreeBaseNode<StorageCacheEntry> {
|
|
public:
|
|
using RedBlackKeyType = u64;
|
|
private:
|
|
ncm::ProgramId m_program_id;
|
|
std::weak_ptr<fs::IStorage> m_storage;
|
|
public:
|
|
StorageCacheEntry(ncm::ProgramId program_id, const std::shared_ptr<fs::IStorage> *sp) : m_program_id(program_id), m_storage(*sp) { /* ... */ }
|
|
|
|
constexpr ncm::ProgramId GetProgramId() const { return m_program_id; }
|
|
constexpr const std::weak_ptr<fs::IStorage> &GetStorage() const { return m_storage; }
|
|
|
|
void SetStorage(const std::shared_ptr<fs::IStorage> *sp) { m_storage = *sp; }
|
|
|
|
static constexpr ALWAYS_INLINE int Compare(const RedBlackKeyType &lval, const StorageCacheEntry &rhs) {
|
|
const auto rval = rhs.GetProgramId().value;
|
|
|
|
if (lval < rval) {
|
|
return -1;
|
|
} else if (lval == rval) {
|
|
return 0;
|
|
} else {
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
static constexpr ALWAYS_INLINE int Compare(const StorageCacheEntry &lhs, const StorageCacheEntry &rhs) {
|
|
return Compare(lhs.GetProgramId().value, rhs);
|
|
}
|
|
};
|
|
|
|
using StorageCache = typename util::IntrusiveRedBlackTreeBaseTraits<StorageCacheEntry>::TreeType<StorageCacheEntry>;
|
|
|
|
constinit StorageCache g_storage_cache;
|
|
|
|
constinit os::SdkMutex g_boot0_detect_lock;
|
|
constinit bool g_detected_boot0_kind = false;
|
|
constinit bool g_is_boot0_custom_public_key = false;
|
|
|
|
constinit fssrv::impl::ProgramIndexMapInfoManager g_program_index_map_info_manager;
|
|
|
|
bool IsBoot0CustomPublicKey(::FsStorage &storage) {
|
|
if (AMS_UNLIKELY(!g_detected_boot0_kind)) {
|
|
std::scoped_lock lk(g_boot0_detect_lock);
|
|
|
|
if (AMS_LIKELY(!g_detected_boot0_kind)) {
|
|
g_is_boot0_custom_public_key = DetectBoot0CustomPublicKey(storage);
|
|
g_detected_boot0_kind = true;
|
|
}
|
|
}
|
|
|
|
return g_is_boot0_custom_public_key;
|
|
}
|
|
|
|
std::shared_ptr<fs::IStorage> GetStorageCacheEntry(ncm::ProgramId program_id) {
|
|
std::scoped_lock lk(g_storage_cache_lock);
|
|
|
|
if (const auto it = g_storage_cache.find_key(program_id.value); it != g_storage_cache.end()) {
|
|
return it->GetStorage().lock();
|
|
} else {
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
void SetStorageCacheEntry(ncm::ProgramId program_id, std::shared_ptr<fs::IStorage> *new_intf) {
|
|
std::scoped_lock lk(g_storage_cache_lock);
|
|
|
|
if (auto it = g_storage_cache.find_key(program_id.value); it != g_storage_cache.end()) {
|
|
if (auto cur_intf = it->GetStorage().lock(); cur_intf != nullptr) {
|
|
*new_intf = cur_intf;
|
|
return;
|
|
}
|
|
}
|
|
|
|
auto *new_entry = new StorageCacheEntry(program_id, new_intf);
|
|
g_storage_cache.insert(*new_entry);
|
|
}
|
|
|
|
bool GetSettingsItemBooleanValue(const char *name, const char *key) {
|
|
u8 tmp = 0;
|
|
AMS_ABORT_UNLESS(settings::fwdbg::GetSettingsItemValue(std::addressof(tmp), sizeof(tmp), name, key) == sizeof(tmp));
|
|
return (tmp != 0);
|
|
}
|
|
|
|
template<typename... Arguments>
|
|
constexpr ALWAYS_INLINE auto MakeSharedFileSystem(Arguments &&... args) {
|
|
return sf::CreateSharedObjectEmplaced<ams::fssrv::sf::IFileSystem, ams::fssrv::impl::FileSystemInterfaceAdapter>(std::forward<Arguments>(args)...);
|
|
}
|
|
|
|
template<typename... Arguments>
|
|
constexpr ALWAYS_INLINE auto MakeSharedStorage(Arguments &&... args) {
|
|
return sf::CreateSharedObjectEmplaced<ams::fssrv::sf::IStorage, ams::fssrv::impl::StorageInterfaceAdapter>(std::forward<Arguments>(args)...);
|
|
}
|
|
|
|
Result OpenHblWebContentFileSystem(sf::Out<sf::SharedPointer<ams::fssrv::sf::IFileSystem>> &out, ncm::ProgramId program_id) {
|
|
/* Verify eligibility. */
|
|
bool is_hbl;
|
|
R_UNLESS(R_SUCCEEDED(pm::info::IsHblProgramId(std::addressof(is_hbl), program_id)), sm::mitm::ResultShouldForwardToSession());
|
|
R_UNLESS(is_hbl, sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Hbl html directory must exist. */
|
|
{
|
|
FsDir d;
|
|
R_UNLESS(R_SUCCEEDED(mitm::fs::OpenSdDirectory(std::addressof(d), AtmosphereHblWebContentDir, fs::OpenDirectoryMode_Directory)), sm::mitm::ResultShouldForwardToSession());
|
|
fsDirClose(std::addressof(d));
|
|
}
|
|
|
|
/* Open the SD card using fs.mitm's session. */
|
|
FsFileSystem sd_fs;
|
|
R_TRY(fsOpenSdCardFileSystem(std::addressof(sd_fs)));
|
|
const sf::cmif::DomainObjectId target_object_id{serviceGetObjectId(std::addressof(sd_fs.s))};
|
|
std::unique_ptr<fs::fsa::IFileSystem> sd_ifs = std::make_unique<fs::RemoteFileSystem>(sd_fs);
|
|
|
|
out.SetValue(MakeSharedFileSystem(std::make_shared<fs::ReadOnlyFileSystem>(std::make_unique<fssystem::SubDirectoryFileSystem>(std::move(sd_ifs), AtmosphereHblWebContentDir)), false), target_object_id);
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result OpenProgramSpecificWebContentFileSystem(sf::Out<sf::SharedPointer<ams::fssrv::sf::IFileSystem>> &out, ncm::ProgramId program_id, FsFileSystemType filesystem_type, Service *fwd, const fssrv::sf::Path *path, bool with_id) {
|
|
/* Directory must exist. */
|
|
{
|
|
FsDir d;
|
|
R_UNLESS(R_SUCCEEDED(mitm::fs::OpenAtmosphereSdDirectory(std::addressof(d), program_id, ProgramWebContentDir, fs::OpenDirectoryMode_Directory)), sm::mitm::ResultShouldForwardToSession());
|
|
fsDirClose(std::addressof(d));
|
|
}
|
|
|
|
/* Open the SD card using fs.mitm's session. */
|
|
FsFileSystem sd_fs;
|
|
R_TRY(fsOpenSdCardFileSystem(std::addressof(sd_fs)));
|
|
const sf::cmif::DomainObjectId target_object_id{serviceGetObjectId(std::addressof(sd_fs.s))};
|
|
std::unique_ptr<fs::fsa::IFileSystem> sd_ifs = std::make_unique<fs::RemoteFileSystem>(sd_fs);
|
|
|
|
/* Format the subdirectory path. */
|
|
char program_web_content_path[fs::EntryNameLengthMax + 1];
|
|
FormatAtmosphereSdPath(program_web_content_path, sizeof(program_web_content_path), program_id, ProgramWebContentDir);
|
|
|
|
/* Make a new filesystem. */
|
|
{
|
|
std::unique_ptr<fs::fsa::IFileSystem> subdir_fs = std::make_unique<fssystem::SubDirectoryFileSystem>(std::move(sd_ifs), program_web_content_path);
|
|
std::shared_ptr<fs::fsa::IFileSystem> new_fs = nullptr;
|
|
|
|
/* Try to open the existing fs. */
|
|
FsFileSystem base_fs;
|
|
bool opened_base_fs = false;
|
|
if (with_id) {
|
|
opened_base_fs = R_SUCCEEDED(fsOpenFileSystemWithIdFwd(fwd, std::addressof(base_fs), static_cast<u64>(program_id), filesystem_type, path->str));
|
|
} else {
|
|
opened_base_fs = R_SUCCEEDED(fsOpenFileSystemWithPatchFwd(fwd, std::addressof(base_fs), static_cast<u64>(program_id), filesystem_type));
|
|
}
|
|
|
|
if (opened_base_fs) {
|
|
/* Create a layered adapter. */
|
|
new_fs = std::make_shared<ReadOnlyLayeredFileSystem>(std::move(subdir_fs), std::make_unique<fs::RemoteFileSystem>(base_fs));
|
|
} else {
|
|
/* Without an existing FS, just make a read only adapter to the subdirectory. */
|
|
new_fs = std::make_shared<fs::ReadOnlyFileSystem>(std::move(subdir_fs));
|
|
}
|
|
|
|
out.SetValue(MakeSharedFileSystem(std::move(new_fs), false), target_object_id);
|
|
}
|
|
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result OpenWebContentFileSystem(sf::Out<sf::SharedPointer<ams::fssrv::sf::IFileSystem>> &out, ncm::ProgramId client_program_id, ncm::ProgramId program_id, FsFileSystemType filesystem_type, Service *fwd, const fssrv::sf::Path *path, bool with_id, bool try_program_specific) {
|
|
/* Check first that we're a web applet opening web content. */
|
|
R_UNLESS(ncm::IsWebAppletId(client_program_id), sm::mitm::ResultShouldForwardToSession());
|
|
R_UNLESS(filesystem_type == FsFileSystemType_ContentManual, sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Try to mount the HBL web filesystem. If this succeeds then we're done. */
|
|
R_SUCCEED_IF(R_SUCCEEDED(OpenHblWebContentFileSystem(out, program_id)));
|
|
|
|
/* If program specific override shouldn't be attempted, fall back. */
|
|
R_UNLESS(try_program_specific, sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* If we're not opening a HBL filesystem, just try to open a generic one. */
|
|
return OpenProgramSpecificWebContentFileSystem(out, program_id, filesystem_type, fwd, path, with_id);
|
|
}
|
|
|
|
}
|
|
|
|
Result FsMitmService::OpenFileSystemWithPatch(sf::Out<sf::SharedPointer<ams::fssrv::sf::IFileSystem>> out, ncm::ProgramId program_id, u32 _filesystem_type) {
|
|
return OpenWebContentFileSystem(out, m_client_info.program_id, program_id, static_cast<FsFileSystemType>(_filesystem_type), m_forward_service.get(), nullptr, false, m_client_info.override_status.IsProgramSpecific());
|
|
}
|
|
|
|
Result FsMitmService::OpenFileSystemWithId(sf::Out<sf::SharedPointer<ams::fssrv::sf::IFileSystem>> out, const fssrv::sf::Path &path, ncm::ProgramId program_id, u32 _filesystem_type) {
|
|
return OpenWebContentFileSystem(out, m_client_info.program_id, program_id, static_cast<FsFileSystemType>(_filesystem_type), m_forward_service.get(), std::addressof(path), true, m_client_info.override_status.IsProgramSpecific());
|
|
}
|
|
|
|
Result FsMitmService::OpenSdCardFileSystem(sf::Out<sf::SharedPointer<ams::fssrv::sf::IFileSystem>> out) {
|
|
/* We only care about redirecting this for NS/emummc. */
|
|
R_UNLESS(m_client_info.program_id == ncm::SystemProgramId::Ns, sm::mitm::ResultShouldForwardToSession());
|
|
R_UNLESS(emummc::IsActive(), sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Create a new SD card filesystem. */
|
|
FsFileSystem sd_fs;
|
|
R_TRY(fsOpenSdCardFileSystemFwd(m_forward_service.get(), std::addressof(sd_fs)));
|
|
const sf::cmif::DomainObjectId target_object_id{serviceGetObjectId(std::addressof(sd_fs.s))};
|
|
|
|
/* Return output filesystem. */
|
|
std::shared_ptr<fs::fsa::IFileSystem> redir_fs = std::make_shared<fssystem::DirectoryRedirectionFileSystem>(std::make_shared<RemoteFileSystem>(sd_fs), "/Nintendo", emummc::GetNintendoDirPath());
|
|
out.SetValue(MakeSharedFileSystem(std::move(redir_fs), false), target_object_id);
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result FsMitmService::OpenSaveDataFileSystem(sf::Out<sf::SharedPointer<ams::fssrv::sf::IFileSystem>> out, u8 _space_id, const fs::SaveDataAttribute &attribute) {
|
|
/* We only want to intercept saves for games, right now. */
|
|
const bool is_game_or_hbl = m_client_info.override_status.IsHbl() || ncm::IsApplicationId(m_client_info.program_id);
|
|
R_UNLESS(is_game_or_hbl, sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Only redirect if the appropriate system setting is set. */
|
|
R_UNLESS(GetSettingsItemBooleanValue("atmosphere", "fsmitm_redirect_saves_to_sd"), sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Only redirect if the specific title being accessed has a redirect save flag. */
|
|
R_UNLESS(cfg::HasContentSpecificFlag(m_client_info.program_id, "redirect_save"), sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Only redirect account savedata. */
|
|
R_UNLESS(attribute.type == fs::SaveDataType::Account, sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Get enum type for space id. */
|
|
auto space_id = static_cast<FsSaveDataSpaceId>(_space_id);
|
|
|
|
/* Verify we can open the save. */
|
|
static_assert(sizeof(fs::SaveDataAttribute) == sizeof(::FsSaveDataAttribute));
|
|
FsFileSystem save_fs;
|
|
R_UNLESS(R_SUCCEEDED(fsOpenSaveDataFileSystemFwd(m_forward_service.get(), std::addressof(save_fs), space_id, reinterpret_cast<const FsSaveDataAttribute *>(std::addressof(attribute)))), sm::mitm::ResultShouldForwardToSession());
|
|
std::unique_ptr<fs::fsa::IFileSystem> save_ifs = std::make_unique<fs::RemoteFileSystem>(save_fs);
|
|
|
|
/* Mount the SD card using fs.mitm's session. */
|
|
FsFileSystem sd_fs;
|
|
R_TRY(fsOpenSdCardFileSystem(std::addressof(sd_fs)));
|
|
const sf::cmif::DomainObjectId target_object_id{serviceGetObjectId(std::addressof(sd_fs.s))};
|
|
std::shared_ptr<fs::fsa::IFileSystem> sd_ifs = std::make_shared<fs::RemoteFileSystem>(sd_fs);
|
|
|
|
/* Verify that we can open the save directory, and that it exists. */
|
|
const ncm::ProgramId application_id = attribute.program_id == ncm::InvalidProgramId ? m_client_info.program_id : attribute.program_id;
|
|
char save_dir_path[fs::EntryNameLengthMax + 1];
|
|
R_TRY(mitm::fs::SaveUtil::GetDirectorySaveDataPath(save_dir_path, sizeof(save_dir_path), application_id, space_id, attribute));
|
|
|
|
/* Check if this is the first time we're making the save. */
|
|
bool is_new_save = false;
|
|
{
|
|
fs::DirectoryEntryType ent;
|
|
R_TRY_CATCH(sd_ifs->GetEntryType(std::addressof(ent), save_dir_path)) {
|
|
R_CATCH(fs::ResultPathNotFound) { is_new_save = true; }
|
|
R_CATCH_ALL() { /* ... */ }
|
|
} R_END_TRY_CATCH;
|
|
}
|
|
|
|
/* Ensure the directory exists. */
|
|
R_TRY(fssystem::EnsureDirectoryRecursively(sd_ifs.get(), save_dir_path));
|
|
|
|
/* Create directory savedata filesystem. */
|
|
std::unique_ptr<fs::fsa::IFileSystem> subdir_fs = std::make_unique<fssystem::SubDirectoryFileSystem>(sd_ifs, save_dir_path);
|
|
std::shared_ptr<fssystem::DirectorySaveDataFileSystem> dirsave_ifs = std::make_shared<fssystem::DirectorySaveDataFileSystem>(std::move(subdir_fs));
|
|
|
|
/* Ensure correct directory savedata filesystem state. */
|
|
R_TRY(dirsave_ifs->Initialize());
|
|
|
|
/* If it's the first time we're making the save, copy existing savedata over. */
|
|
if (is_new_save) {
|
|
/* TODO: Check error? */
|
|
dirsave_ifs->CopySaveFromFileSystem(save_ifs.get());
|
|
}
|
|
|
|
/* Set output. */
|
|
out.SetValue(MakeSharedFileSystem(std::move(dirsave_ifs), false), target_object_id);
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result FsMitmService::OpenBisStorage(sf::Out<sf::SharedPointer<ams::fssrv::sf::IStorage>> out, u32 _bis_partition_id) {
|
|
const ::FsBisPartitionId bis_partition_id = static_cast<::FsBisPartitionId>(_bis_partition_id);
|
|
|
|
/* Try to open a storage for the partition. */
|
|
FsStorage bis_storage;
|
|
R_TRY(fsOpenBisStorageFwd(m_forward_service.get(), std::addressof(bis_storage), bis_partition_id));
|
|
const sf::cmif::DomainObjectId target_object_id{serviceGetObjectId(std::addressof(bis_storage.s))};
|
|
|
|
const bool is_sysmodule = ncm::IsSystemProgramId(m_client_info.program_id);
|
|
const bool is_hbl = m_client_info.override_status.IsHbl();
|
|
const bool can_write_bis = is_sysmodule || (is_hbl && GetSettingsItemBooleanValue("atmosphere", "enable_hbl_bis_write"));
|
|
|
|
/* Allow HBL to write to boot1 (safe firm) + package2. */
|
|
/* This is needed to not break compatibility with ChoiDujourNX, which does not check for write access before beginning an update. */
|
|
/* TODO: get fixed so that this can be turned off without causing bricks :/ */
|
|
const bool is_package2 = (FsBisPartitionId_BootConfigAndPackage2Part1 <= bis_partition_id && bis_partition_id <= FsBisPartitionId_BootConfigAndPackage2Part6);
|
|
const bool is_boot1 = bis_partition_id == FsBisPartitionId_BootPartition2Root;
|
|
const bool can_write_bis_for_choi_support = is_hbl && (is_package2 || is_boot1);
|
|
|
|
/* Set output storage. */
|
|
if (bis_partition_id == FsBisPartitionId_BootPartition1Root) {
|
|
if (IsBoot0CustomPublicKey(bis_storage)) {
|
|
out.SetValue(MakeSharedStorage(new CustomPublicKeyBoot0Storage(bis_storage, m_client_info, spl::GetSocType())), target_object_id);
|
|
} else {
|
|
out.SetValue(MakeSharedStorage(new Boot0Storage(bis_storage, m_client_info)), target_object_id);
|
|
}
|
|
} else if (bis_partition_id == FsBisPartitionId_CalibrationBinary) {
|
|
out.SetValue(MakeSharedStorage(new CalibrationBinaryStorage(bis_storage, m_client_info)), target_object_id);
|
|
} else {
|
|
if (can_write_bis || can_write_bis_for_choi_support) {
|
|
/* We can write, so create a writable storage. */
|
|
out.SetValue(MakeSharedStorage(new RemoteStorage(bis_storage)), target_object_id);
|
|
} else {
|
|
/* We can only read, so create a readable storage. */
|
|
out.SetValue(MakeSharedStorage(new ReadOnlyStorageAdapter(new RemoteStorage(bis_storage))), target_object_id);
|
|
}
|
|
}
|
|
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result FsMitmService::OpenDataStorageByCurrentProcess(sf::Out<sf::SharedPointer<ams::fssrv::sf::IStorage>> out) {
|
|
/* Only mitm if we should override contents for the current process. */
|
|
R_UNLESS(m_client_info.override_status.IsProgramSpecific(), sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Only mitm if there is actually an override romfs. */
|
|
R_UNLESS(mitm::fs::HasSdRomfsContent(m_client_info.program_id), sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Try to open the process romfs. */
|
|
FsStorage data_storage;
|
|
R_TRY(fsOpenDataStorageByCurrentProcessFwd(m_forward_service.get(), std::addressof(data_storage)));
|
|
const sf::cmif::DomainObjectId target_object_id{serviceGetObjectId(std::addressof(data_storage.s))};
|
|
|
|
/* Get a scoped lock. */
|
|
std::scoped_lock lk(g_data_storage_lock);
|
|
|
|
/* Try to get a storage from the cache. */
|
|
{
|
|
std::shared_ptr<fs::IStorage> cached_storage = GetStorageCacheEntry(m_client_info.program_id);
|
|
if (cached_storage != nullptr) {
|
|
out.SetValue(MakeSharedStorage(cached_storage), target_object_id);
|
|
return ResultSuccess();
|
|
}
|
|
}
|
|
|
|
/* Make a new layered romfs, and cache to storage. */
|
|
{
|
|
std::shared_ptr<fs::IStorage> new_storage = nullptr;
|
|
|
|
/* Create the layered storage. */
|
|
FsFile data_file;
|
|
if (R_SUCCEEDED(OpenAtmosphereSdFile(std::addressof(data_file), m_client_info.program_id, "romfs.bin", OpenMode_Read))) {
|
|
auto layered_storage = std::make_shared<LayeredRomfsStorage>(std::make_unique<ReadOnlyStorageAdapter>(new RemoteStorage(data_storage)), std::make_unique<ReadOnlyStorageAdapter>(new FileStorage(new RemoteFile(data_file))), m_client_info.program_id);
|
|
layered_storage->BeginInitialize();
|
|
new_storage = std::move(layered_storage);
|
|
} else {
|
|
auto layered_storage = std::make_shared<LayeredRomfsStorage>(std::make_unique<ReadOnlyStorageAdapter>(new RemoteStorage(data_storage)), nullptr, m_client_info.program_id);
|
|
layered_storage->BeginInitialize();
|
|
new_storage = std::move(layered_storage);
|
|
}
|
|
|
|
SetStorageCacheEntry(m_client_info.program_id, std::addressof(new_storage));
|
|
out.SetValue(MakeSharedStorage(new_storage), target_object_id);
|
|
}
|
|
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result FsMitmService::OpenDataStorageByDataId(sf::Out<sf::SharedPointer<ams::fssrv::sf::IStorage>> out, ncm::DataId _data_id, u8 storage_id) {
|
|
/* Only mitm if we should override contents for the current process. */
|
|
R_UNLESS(m_client_info.override_status.IsProgramSpecific(), sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* TODO: Decide how to handle DataId vs ProgramId for this API. */
|
|
const ncm::ProgramId data_id = {_data_id.value};
|
|
|
|
/* Only mitm if there is actually an override romfs. */
|
|
R_UNLESS(mitm::fs::HasSdRomfsContent(data_id), sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Try to open the process romfs. */
|
|
FsStorage data_storage;
|
|
R_TRY(fsOpenDataStorageByDataIdFwd(m_forward_service.get(), std::addressof(data_storage), static_cast<u64>(data_id), static_cast<NcmStorageId>(storage_id)));
|
|
const sf::cmif::DomainObjectId target_object_id{serviceGetObjectId(std::addressof(data_storage.s))};
|
|
|
|
/* Get a scoped lock. */
|
|
std::scoped_lock lk(g_data_storage_lock);
|
|
|
|
/* Try to get a storage from the cache. */
|
|
{
|
|
std::shared_ptr<fs::IStorage> cached_storage = GetStorageCacheEntry(data_id);
|
|
if (cached_storage != nullptr) {
|
|
out.SetValue(MakeSharedStorage(cached_storage), target_object_id);
|
|
return ResultSuccess();
|
|
}
|
|
}
|
|
|
|
/* Make a new layered romfs, and cache to storage. */
|
|
{
|
|
std::shared_ptr<fs::IStorage> new_storage = nullptr;
|
|
|
|
/* Create the layered storage. */
|
|
FsFile data_file;
|
|
if (R_SUCCEEDED(OpenAtmosphereSdFile(std::addressof(data_file), data_id, "romfs.bin", OpenMode_Read))) {
|
|
auto layered_storage = std::make_shared<LayeredRomfsStorage>(std::make_unique<ReadOnlyStorageAdapter>(new RemoteStorage(data_storage)), std::make_unique<ReadOnlyStorageAdapter>(new FileStorage(new RemoteFile(data_file))), data_id);
|
|
layered_storage->BeginInitialize();
|
|
new_storage = std::move(layered_storage);
|
|
} else {
|
|
auto layered_storage = std::make_shared<LayeredRomfsStorage>(std::make_unique<ReadOnlyStorageAdapter>(new RemoteStorage(data_storage)), nullptr, data_id);
|
|
layered_storage->BeginInitialize();
|
|
new_storage = std::move(layered_storage);
|
|
}
|
|
|
|
SetStorageCacheEntry(data_id, std::addressof(new_storage));
|
|
out.SetValue(MakeSharedStorage(new_storage), target_object_id);
|
|
}
|
|
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result FsMitmService::OpenDataStorageWithProgramIndex(sf::Out<sf::SharedPointer<ams::fssrv::sf::IStorage>> out, u8 program_index) {
|
|
/* Only mitm if we should override contents for the current process. */
|
|
R_UNLESS(m_client_info.override_status.IsProgramSpecific(), sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Get the relevant program id. */
|
|
const ncm::ProgramId program_id = g_program_index_map_info_manager.GetProgramId(m_client_info.program_id, program_index);
|
|
|
|
/* If we don't know about the program or don't have content, forward. */
|
|
R_UNLESS(program_id != ncm::InvalidProgramId, sm::mitm::ResultShouldForwardToSession());
|
|
R_UNLESS(mitm::fs::HasSdRomfsContent(program_id), sm::mitm::ResultShouldForwardToSession());
|
|
|
|
/* Try to open the process romfs. */
|
|
FsStorage data_storage;
|
|
R_TRY(fsOpenDataStorageWithProgramIndexFwd(m_forward_service.get(), std::addressof(data_storage), program_index));
|
|
const sf::cmif::DomainObjectId target_object_id{serviceGetObjectId(std::addressof(data_storage.s))};
|
|
|
|
/* Get a scoped lock. */
|
|
std::scoped_lock lk(g_data_storage_lock);
|
|
|
|
/* Try to get a storage from the cache. */
|
|
{
|
|
std::shared_ptr<fs::IStorage> cached_storage = GetStorageCacheEntry(program_id);
|
|
if (cached_storage != nullptr) {
|
|
out.SetValue(MakeSharedStorage(cached_storage), target_object_id);
|
|
return ResultSuccess();
|
|
}
|
|
}
|
|
|
|
/* Make a new layered romfs, and cache to storage. */
|
|
{
|
|
std::shared_ptr<fs::IStorage> new_storage = nullptr;
|
|
|
|
/* Create the layered storage. */
|
|
FsFile data_file;
|
|
if (R_SUCCEEDED(OpenAtmosphereSdFile(std::addressof(data_file), program_id, "romfs.bin", OpenMode_Read))) {
|
|
auto layered_storage = std::make_shared<LayeredRomfsStorage>(std::make_unique<ReadOnlyStorageAdapter>(new RemoteStorage(data_storage)), std::make_unique<ReadOnlyStorageAdapter>(new FileStorage(new RemoteFile(data_file))), program_id);
|
|
layered_storage->BeginInitialize();
|
|
new_storage = std::move(layered_storage);
|
|
} else {
|
|
auto layered_storage = std::make_shared<LayeredRomfsStorage>(std::make_unique<ReadOnlyStorageAdapter>(new RemoteStorage(data_storage)), nullptr, program_id);
|
|
layered_storage->BeginInitialize();
|
|
new_storage = std::move(layered_storage);
|
|
}
|
|
|
|
SetStorageCacheEntry(program_id, std::addressof(new_storage));
|
|
out.SetValue(MakeSharedStorage(new_storage), target_object_id);
|
|
}
|
|
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result FsMitmService::RegisterProgramIndexMapInfo(const sf::InBuffer &info_buffer, s32 info_count) {
|
|
/* Try to register with FS. */
|
|
R_TRY(fsRegisterProgramIndexMapInfoFwd(m_forward_service.get(), info_buffer.GetPointer(), info_buffer.GetSize(), info_count));
|
|
|
|
/* Register with ourselves. */
|
|
R_ABORT_UNLESS(g_program_index_map_info_manager.Reset(reinterpret_cast<const fs::ProgramIndexMapInfo *>(info_buffer.GetPointer()), info_count));
|
|
|
|
return ResultSuccess();
|
|
}
|
|
|
|
}
|