Atmosphere/libraries/libstratosphere/source/lr/lr_location_resolver_manager_impl.cpp
2021-10-10 00:14:06 -07:00

98 lines
4 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 <stratosphere/lr/lr_location_resolver_manager_impl.hpp>
#include "lr_content_location_resolver_impl.hpp"
#include "lr_redirect_only_location_resolver_impl.hpp"
#include "lr_add_on_content_location_resolver_impl.hpp"
#include "lr_registered_location_resolver_impl.hpp"
namespace ams::lr {
namespace {
using ContentLocationResolverFactory = sf::ObjectFactory<sf::StdAllocationPolicy<std::allocator>>;
using RedirectOnlyLocationResolverFactory = sf::ObjectFactory<sf::StdAllocationPolicy<std::allocator>>;
}
Result LocationResolverManagerImpl::OpenLocationResolver(sf::Out<sf::SharedPointer<ILocationResolver>> out, ncm::StorageId storage_id) {
std::scoped_lock lk(m_mutex);
/* Find an existing resolver. */
auto resolver = m_location_resolvers.Find(storage_id);
/* No existing resolver is present, create one. */
if (!resolver) {
if (storage_id == ncm::StorageId::Host) {
AMS_ABORT_UNLESS(m_location_resolvers.Insert(storage_id, RedirectOnlyLocationResolverFactory::CreateSharedEmplaced<ILocationResolver, RedirectOnlyLocationResolverImpl>()));
} else {
auto content_resolver = ContentLocationResolverFactory::CreateSharedEmplaced<ILocationResolver, ContentLocationResolverImpl>(storage_id);
R_TRY(content_resolver->Refresh());
AMS_ABORT_UNLESS(m_location_resolvers.Insert(storage_id, std::move(content_resolver)));
}
/* Acquire the newly-created resolver. */
resolver = m_location_resolvers.Find(storage_id);
}
/* Copy the output interface. */
*out = *resolver;
return ResultSuccess();
}
Result LocationResolverManagerImpl::OpenRegisteredLocationResolver(sf::Out<sf::SharedPointer<IRegisteredLocationResolver>> out) {
std::scoped_lock lk(m_mutex);
/* No existing resolver is present, create one. */
if (!m_registered_location_resolver) {
m_registered_location_resolver = ContentLocationResolverFactory::CreateSharedEmplaced<IRegisteredLocationResolver, RegisteredLocationResolverImpl>();
}
/* Copy the output interface. */
*out = m_registered_location_resolver;
return ResultSuccess();
}
Result LocationResolverManagerImpl::RefreshLocationResolver(ncm::StorageId storage_id) {
std::scoped_lock lk(m_mutex);
/* Attempt to find an existing resolver. */
auto resolver = m_location_resolvers.Find(storage_id);
R_UNLESS(resolver, lr::ResultUnknownStorageId());
/* Refresh the resolver. */
if (storage_id != ncm::StorageId::Host) {
(*resolver)->Refresh();
}
return ResultSuccess();
}
Result LocationResolverManagerImpl::OpenAddOnContentLocationResolver(sf::Out<sf::SharedPointer<IAddOnContentLocationResolver>> out) {
std::scoped_lock lk(m_mutex);
/* No existing resolver is present, create one. */
if (!m_add_on_content_location_resolver) {
m_add_on_content_location_resolver = ContentLocationResolverFactory::CreateSharedEmplaced<IAddOnContentLocationResolver, AddOnContentLocationResolverImpl>();
}
/* Copy the output interface. */
*out = m_add_on_content_location_resolver;
return ResultSuccess();
}
}