mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-14 17:16:36 +00:00
103 lines
4.4 KiB
C++
103 lines
4.4 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 "fsa/fs_mount_utils.hpp"
|
|
#include "impl/fs_file_system_proxy_service_object.hpp"
|
|
#include "impl/fs_file_system_service_object_adapter.hpp"
|
|
|
|
namespace ams::fs {
|
|
|
|
namespace {
|
|
|
|
const char *GetGameCardMountNameSuffix(GameCardPartition which) {
|
|
switch (which) {
|
|
case GameCardPartition::Update: return impl::GameCardFileSystemMountNameUpdateSuffix;
|
|
case GameCardPartition::Normal: return impl::GameCardFileSystemMountNameNormalSuffix;
|
|
case GameCardPartition::Secure: return impl::GameCardFileSystemMountNameSecureSuffix;
|
|
AMS_UNREACHABLE_DEFAULT_CASE();
|
|
}
|
|
}
|
|
|
|
class GameCardCommonMountNameGenerator : public fsa::ICommonMountNameGenerator, public impl::Newable {
|
|
private:
|
|
const GameCardHandle m_handle;
|
|
const GameCardPartition m_partition;
|
|
public:
|
|
explicit GameCardCommonMountNameGenerator(GameCardHandle h, GameCardPartition p) : m_handle(h), m_partition(p) { /* ... */ }
|
|
|
|
virtual Result GenerateCommonMountName(char *dst, size_t dst_size) override {
|
|
/* Determine how much space we need. */
|
|
const size_t needed_size = util::Strnlen(impl::GameCardFileSystemMountName, MountNameLengthMax) + util::Strnlen(GetGameCardMountNameSuffix(m_partition), MountNameLengthMax) + sizeof(GameCardHandle) * 2 + 2;
|
|
AMS_ABORT_UNLESS(dst_size >= needed_size);
|
|
|
|
/* Generate the name. */
|
|
const auto size = util::SNPrintf(dst, dst_size, "%s%s%08x:", impl::GameCardFileSystemMountName, GetGameCardMountNameSuffix(m_partition), m_handle);
|
|
AMS_ASSERT(static_cast<size_t>(size) == needed_size - 1);
|
|
AMS_UNUSED(size);
|
|
|
|
R_SUCCEED();
|
|
}
|
|
};
|
|
|
|
}
|
|
|
|
Result GetGameCardHandle(GameCardHandle *out) {
|
|
auto fsp = impl::GetFileSystemProxyServiceObject();
|
|
|
|
/* Open a device operator. */
|
|
sf::SharedPointer<fssrv::sf::IDeviceOperator> device_operator;
|
|
AMS_FS_R_TRY(fsp->OpenDeviceOperator(std::addressof(device_operator)));
|
|
|
|
/* Get the handle. */
|
|
u32 handle;
|
|
AMS_FS_R_TRY(device_operator->GetGameCardHandle(std::addressof(handle)));
|
|
|
|
*out = handle;
|
|
R_SUCCEED();
|
|
}
|
|
|
|
Result MountGameCardPartition(const char *name, GameCardHandle handle, GameCardPartition partition) {
|
|
auto mount_impl = [=]() -> Result {
|
|
/* Validate the mount name. */
|
|
R_TRY(impl::CheckMountNameAllowingReserved(name));
|
|
|
|
/* Open the gamecard filesystem. */
|
|
auto fsp = impl::GetFileSystemProxyServiceObject();
|
|
sf::SharedPointer<fssrv::sf::IFileSystem> fs;
|
|
R_TRY(fsp->OpenGameCardFileSystem(std::addressof(fs), static_cast<u32>(handle), static_cast<u32>(partition)));
|
|
|
|
/* Allocate a new filesystem wrapper. */
|
|
auto fsa = std::make_unique<impl::FileSystemServiceObjectAdapter>(std::move(fs));
|
|
R_UNLESS(fsa != nullptr, fs::ResultAllocationMemoryFailedInGameCardC());
|
|
|
|
/* Allocate a new mountname generator. */
|
|
auto generator = std::make_unique<GameCardCommonMountNameGenerator>(handle, partition);
|
|
R_UNLESS(generator != nullptr, fs::ResultAllocationMemoryFailedInGameCardD());
|
|
|
|
/* Register. */
|
|
R_RETURN(fsa::Register(name, std::move(fsa), std::move(generator)));
|
|
};
|
|
|
|
/* Perform the mount. */
|
|
AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG_SYSTEM_MOUNT(mount_impl(), name, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_GAME_CARD_PARTITION(name, handle, partition)));
|
|
|
|
/* Enable access logging. */
|
|
AMS_FS_IMPL_ACCESS_LOG_SYSTEM_FS_ACCESSOR_ENABLE(name);
|
|
|
|
R_SUCCEED();
|
|
}
|
|
|
|
}
|