mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-11-24 15:50:29 +01:00
99 lines
4.1 KiB
C++
99 lines
4.1 KiB
C++
/*
|
|
* Copyright (c) 2018-2020 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 "sysupdater_apply_manager.hpp"
|
|
|
|
namespace ams::mitm::sysupdater {
|
|
|
|
namespace {
|
|
|
|
alignas(os::MemoryPageSize) u8 g_boot_image_update_buffer[64_KB];
|
|
|
|
updater::BootImageUpdateType GetBootImageUpdateType() {
|
|
/* NOTE: Here Nintendo uses the value of system setting systeminitializer!boot_image_update_type...but we prefer not to take the risk. */
|
|
return updater::GetBootImageUpdateType(spl::GetHardwareType());
|
|
}
|
|
|
|
Result MarkPreCommitForBootImages() {
|
|
/* Set verification required for both normal and safe mode. */
|
|
R_TRY(updater::MarkVerifyingRequired(updater::BootModeType::Normal, g_boot_image_update_buffer, sizeof(g_boot_image_update_buffer)));
|
|
R_TRY(updater::MarkVerifyingRequired(updater::BootModeType::Safe, g_boot_image_update_buffer, sizeof(g_boot_image_update_buffer)));
|
|
|
|
/* Pre-commit is now marked. */
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result UpdateBootImages() {
|
|
/* Define a helper to update the images. */
|
|
auto UpdateBootImageImpl = [](updater::BootModeType boot_mode, updater::BootImageUpdateType boot_image_update_type) -> Result {
|
|
/* Get the boot image package id. */
|
|
ncm::SystemDataId boot_image_package_id = {};
|
|
R_TRY_CATCH(updater::GetBootImagePackageId(std::addressof(boot_image_package_id), boot_mode, g_boot_image_update_buffer, sizeof(g_boot_image_update_buffer))) {
|
|
R_CATCH(updater::ResultBootImagePackageNotFound) {
|
|
/* Nintendo simply falls through when the package is not found. */
|
|
}
|
|
} R_END_TRY_CATCH;
|
|
|
|
|
|
/* Update the boot images. */
|
|
R_TRY_CATCH(updater::UpdateBootImagesFromPackage(boot_image_package_id, boot_mode, g_boot_image_update_buffer, sizeof(g_boot_image_update_buffer), boot_image_update_type)) {
|
|
R_CATCH(updater::ResultBootImagePackageNotFound) {
|
|
/* Nintendo simply falls through when the package is not found. */
|
|
}
|
|
} R_END_TRY_CATCH;
|
|
|
|
/* Mark the images verified. */
|
|
R_TRY(updater::MarkVerified(boot_mode, g_boot_image_update_buffer, sizeof(g_boot_image_update_buffer)));
|
|
|
|
/* The boot images are updated. */
|
|
return ResultSuccess();
|
|
};
|
|
|
|
/* Get the boot image update type. */
|
|
auto boot_image_update_type = GetBootImageUpdateType();
|
|
|
|
/* Update boot images for safe mode. */
|
|
R_TRY(UpdateBootImageImpl(updater::BootModeType::Safe, boot_image_update_type));
|
|
|
|
/* Update boot images for normal mode. */
|
|
R_TRY(UpdateBootImageImpl(updater::BootModeType::Normal, boot_image_update_type));
|
|
|
|
/* Both sets of images are updated. */
|
|
return ResultSuccess();
|
|
}
|
|
|
|
}
|
|
|
|
Result SystemUpdateApplyManager::ApplyPackageTask(ncm::PackageSystemDowngradeTask *task) {
|
|
/* Lock the apply mutex. */
|
|
std::scoped_lock lk(this->apply_mutex);
|
|
|
|
/* NOTE: Here, Nintendo creates a system report for the update. */
|
|
|
|
/* Mark boot images to note that we're updating. */
|
|
R_TRY(MarkPreCommitForBootImages());
|
|
|
|
/* Commit the task. */
|
|
R_TRY(task->Commit());
|
|
|
|
/* Update the boot images. */
|
|
R_TRY(UpdateBootImages());
|
|
|
|
return ResultSuccess();
|
|
}
|
|
|
|
}
|