Atmosphere/libraries/libstratosphere/source/ncm/ncm_package_install_task.cpp
2021-07-08 02:37:26 -07:00

63 lines
2.6 KiB
C++

/*
* Copyright (c) 2019-2020 Adubbz, 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 "ncm_fs_utils.hpp"
namespace ams::ncm {
bool PackageInstallTask::IsContentMetaContentName(const char *name) {
return impl::PathView(name).HasSuffix(".cnmt");
}
Result PackageInstallTask::Initialize(const char *package_root, StorageId storage_id, void *buffer, size_t buffer_size, bool ignore_ticket) {
return PackageInstallTaskBase::Initialize(package_root, buffer, buffer_size, storage_id, std::addressof(this->data), ignore_ticket ? InstallConfig_IgnoreTicket : InstallConfig_None);
}
Result PackageInstallTask::GetInstallContentMetaInfo(InstallContentMetaInfo *out_info, const ContentMetaKey &key) {
return ncm::ResultContentNotFound();
}
Result PackageInstallTask::PrepareInstallContentMetaData() {
/* Open the directory. */
fs::DirectoryHandle dir;
R_TRY(fs::OpenDirectory(std::addressof(dir), this->GetPackageRootPath(), fs::OpenDirectoryMode_File));
ON_SCOPE_EXIT { fs::CloseDirectory(dir); };
while (true) {
/* Read the current entry. */
s64 count;
fs::DirectoryEntry entry;
R_TRY(fs::ReadDirectory(std::addressof(count), std::addressof(entry), dir, 1));
/* No more entries remain, we are done. */
if (count == 0) {
break;
}
/* Check if this entry is content meta. */
if (this->IsContentMetaContentName(entry.name)) {
/* Prepare content meta if id is valid. */
util::optional<ContentId> id = GetContentIdFromString(entry.name, strnlen(entry.name, fs::EntryNameLengthMax + 1));
R_UNLESS(id, ncm::ResultInvalidPackageFormat());
R_TRY(this->PrepareContentMeta(InstallContentMetaInfo::MakeUnverifiable(*id, entry.file_size), util::nullopt, util::nullopt));
}
}
return ResultSuccess();
}
}