yuzu/src/frontend_common/content_manager.h

239 lines
9.1 KiB
C++

// SPDX-FileCopyrightText: 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <boost/algorithm/string.hpp>
#include "common/common_types.h"
#include "common/literals.h"
#include "core/core.h"
#include "core/file_sys/common_funcs.h"
#include "core/file_sys/content_archive.h"
#include "core/file_sys/mode.h"
#include "core/file_sys/nca_metadata.h"
#include "core/file_sys/registered_cache.h"
#include "core/file_sys/submission_package.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/loader/loader.h"
namespace ContentManager {
enum class InstallResult {
Success,
Overwrite,
Failure,
BaseInstallAttempted,
};
/**
* \brief Removes a single installed DLC
* \param fs_controller [FileSystemController] reference from the Core::System instance
* \param title_id Unique title ID representing the DLC which will be removed
* \return 'true' if successful
*/
inline bool RemoveDLC(const Service::FileSystem::FileSystemController& fs_controller,
const u64 title_id) {
return fs_controller.GetUserNANDContents()->RemoveExistingEntry(title_id) ||
fs_controller.GetSDMCContents()->RemoveExistingEntry(title_id);
}
/**
* \brief Removes all DLC for a game
* \param system Raw pointer to the system instance
* \param program_id Program ID for the game that will have all of its DLC removed
* \return Number of DLC removed
*/
inline size_t RemoveAllDLC(Core::System* system, const u64 program_id) {
size_t count{};
const auto& fs_controller = system->GetFileSystemController();
const auto dlc_entries = system->GetContentProvider().ListEntriesFilter(
FileSys::TitleType::AOC, FileSys::ContentRecordType::Data);
std::vector<u64> program_dlc_entries;
for (const auto& entry : dlc_entries) {
if (FileSys::GetBaseTitleID(entry.title_id) == program_id) {
program_dlc_entries.push_back(entry.title_id);
}
}
for (const auto& entry : program_dlc_entries) {
if (RemoveDLC(fs_controller, entry)) {
++count;
}
}
return count;
}
/**
* \brief Removes the installed update for a game
* \param fs_controller [FileSystemController] reference from the Core::System instance
* \param program_id Program ID for the game that will have its installed update removed
* \return 'true' if successful
*/
inline bool RemoveUpdate(const Service::FileSystem::FileSystemController& fs_controller,
const u64 program_id) {
const auto update_id = program_id | 0x800;
return fs_controller.GetUserNANDContents()->RemoveExistingEntry(update_id) ||
fs_controller.GetSDMCContents()->RemoveExistingEntry(update_id);
}
/**
* \brief Removes the base content for a game
* \param fs_controller [FileSystemController] reference from the Core::System instance
* \param program_id Program ID for the game that will have its base content removed
* \return 'true' if successful
*/
inline bool RemoveBaseContent(const Service::FileSystem::FileSystemController& fs_controller,
const u64 program_id) {
return fs_controller.GetUserNANDContents()->RemoveExistingEntry(program_id) ||
fs_controller.GetSDMCContents()->RemoveExistingEntry(program_id);
}
/**
* \brief Removes a mod for a game
* \param fs_controller [FileSystemController] reference from the Core::System instance
* \param program_id Program ID for the game where [mod_name] will be removed
* \param mod_name The name of a mod as given by FileSys::PatchManager::GetPatches. This corresponds
* with the name of the mod's directory in a game's load folder.
* \return 'true' if successful
*/
inline bool RemoveMod(const Service::FileSystem::FileSystemController& fs_controller,
const u64 program_id, const std::string& mod_name) {
// Check general Mods (LayeredFS and IPS)
const auto mod_dir = fs_controller.GetModificationLoadRoot(program_id);
if (mod_dir != nullptr) {
return mod_dir->DeleteSubdirectoryRecursive(mod_name);
}
// Check SDMC mod directory (RomFS LayeredFS)
const auto sdmc_mod_dir = fs_controller.GetSDMCModificationLoadRoot(program_id);
if (sdmc_mod_dir != nullptr) {
return sdmc_mod_dir->DeleteSubdirectoryRecursive(mod_name);
}
return false;
}
/**
* \brief Installs an NSP
* \param system Raw pointer to the system instance
* \param vfs Raw pointer to the VfsFilesystem instance in Core::System
* \param filename Path to the NSP file
* \param callback Optional callback to report the progress of the installation. The first size_t
* parameter is the total size of the virtual file and the second is the current progress. If you
* return false to the callback, it will cancel the installation as soon as possible.
* \return [InstallResult] representing how the installation finished
*/
inline InstallResult InstallNSP(
Core::System* system, FileSys::VfsFilesystem* vfs, const std::string& filename,
const std::function<bool(size_t, size_t)>& callback = std::function<bool(size_t, size_t)>()) {
const auto copy = [callback](const FileSys::VirtualFile& src, const FileSys::VirtualFile& dest,
std::size_t block_size) {
if (src == nullptr || dest == nullptr) {
return false;
}
if (!dest->Resize(src->GetSize())) {
return false;
}
using namespace Common::Literals;
std::vector<u8> buffer(1_MiB);
for (std::size_t i = 0; i < src->GetSize(); i += buffer.size()) {
if (callback(src->GetSize(), i)) {
dest->Resize(0);
return false;
}
const auto read = src->Read(buffer.data(), buffer.size(), i);
dest->Write(buffer.data(), read, i);
}
return true;
};
std::shared_ptr<FileSys::NSP> nsp;
FileSys::VirtualFile file = vfs->OpenFile(filename, FileSys::Mode::Read);
if (boost::to_lower_copy(file->GetName()).ends_with(std::string("nsp"))) {
nsp = std::make_shared<FileSys::NSP>(file);
if (nsp->IsExtractedType()) {
return InstallResult::Failure;
}
} else {
return InstallResult::Failure;
}
if (nsp->GetStatus() != Loader::ResultStatus::Success) {
return InstallResult::Failure;
}
const auto res =
system->GetFileSystemController().GetUserNANDContents()->InstallEntry(*nsp, true, copy);
switch (res) {
case FileSys::InstallResult::Success:
return InstallResult::Success;
case FileSys::InstallResult::OverwriteExisting:
return InstallResult::Overwrite;
case FileSys::InstallResult::ErrorBaseInstall:
return InstallResult::BaseInstallAttempted;
default:
return InstallResult::Failure;
}
}
/**
* \brief Installs an NCA
* \param vfs Raw pointer to the VfsFilesystem instance in Core::System
* \param filename Path to the NCA file
* \param registered_cache Raw pointer to the registered cache that the NCA will be installed to
* \param title_type Type of NCA package to install
* \param callback Optional callback to report the progress of the installation. The first size_t
* parameter is the total size of the virtual file and the second is the current progress. If you
* return false to the callback, it will cancel the installation as soon as possible.
* \return [InstallResult] representing how the installation finished
*/
inline InstallResult InstallNCA(
FileSys::VfsFilesystem* vfs, const std::string& filename,
FileSys::RegisteredCache* registered_cache, const FileSys::TitleType title_type,
const std::function<bool(size_t, size_t)>& callback = std::function<bool(size_t, size_t)>()) {
const auto copy = [callback](const FileSys::VirtualFile& src, const FileSys::VirtualFile& dest,
std::size_t block_size) {
if (src == nullptr || dest == nullptr) {
return false;
}
if (!dest->Resize(src->GetSize())) {
return false;
}
using namespace Common::Literals;
std::vector<u8> buffer(1_MiB);
for (std::size_t i = 0; i < src->GetSize(); i += buffer.size()) {
if (callback(src->GetSize(), i)) {
dest->Resize(0);
return false;
}
const auto read = src->Read(buffer.data(), buffer.size(), i);
dest->Write(buffer.data(), read, i);
}
return true;
};
const auto nca = std::make_shared<FileSys::NCA>(vfs->OpenFile(filename, FileSys::Mode::Read));
const auto id = nca->GetStatus();
// Game updates necessary are missing base RomFS
if (id != Loader::ResultStatus::Success &&
id != Loader::ResultStatus::ErrorMissingBKTRBaseRomFS) {
return InstallResult::Failure;
}
const auto res = registered_cache->InstallEntry(*nca, title_type, true, copy);
if (res == FileSys::InstallResult::Success) {
return InstallResult::Success;
} else if (res == FileSys::InstallResult::OverwriteExisting) {
return InstallResult::Overwrite;
} else {
return InstallResult::Failure;
}
}
} // namespace ContentManager