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ams: support building unit test programs on windows/linux/macos

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Michael Scire 2022-03-06 12:08:20 -08:00 • committed by SciresM
parent 9a38be201a
commit 64a97576d0
756 changed files with 33359 additions and 9372 deletions
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241
libraries/libstratosphere/source/fs/fs_host.cpp Normal file
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/*
* 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 {
class HostRootCommonMountNameGenerator : public fsa::ICommonMountNameGenerator, public impl::Newable {
public:
explicit HostRootCommonMountNameGenerator() { /* ... */ }
virtual Result GenerateCommonMountName(char *dst, size_t dst_size) override {
/* Determine how much space we need. */
constexpr size_t RequiredNameBufferSizeSize = AMS_FS_IMPL_HOST_ROOT_FILE_SYSTEM_MOUNT_NAME_LEN + 1 + 1;
AMS_ASSERT(dst_size >= RequiredNameBufferSizeSize);
AMS_UNUSED(RequiredNameBufferSizeSize);
/* Generate the name. */
const auto size = util::SNPrintf(dst, dst_size, AMS_FS_IMPL_HOST_ROOT_FILE_SYSTEM_MOUNT_NAME ":");
AMS_ASSERT(static_cast<size_t>(size) == RequiredNameBufferSizeSize - 1);
AMS_UNUSED(size);
R_SUCCEED();
}
};
class HostCommonMountNameGenerator : public fsa::ICommonMountNameGenerator, public impl::Newable {
private:
char m_path[fs::EntryNameLengthMax + 1];
public:
HostCommonMountNameGenerator(const char *path) {
util::Strlcpy<char>(m_path, path, sizeof(m_path));
}
virtual Result GenerateCommonMountName(char *dst, size_t dst_size) override {
/* Determine how much space we need. */
const size_t required_size = AMS_FS_IMPL_HOST_ROOT_FILE_SYSTEM_MOUNT_NAME_LEN + 1 + util::Strnlen<char>(m_path, sizeof(m_path)) + 1; /* @Host:%s */
R_UNLESS(dst_size >= required_size, fs::ResultTooLongPath());
/* Generate the name. */
const auto size = util::SNPrintf(dst, dst_size, AMS_FS_IMPL_HOST_ROOT_FILE_SYSTEM_MOUNT_NAME ":%s", m_path);
AMS_ASSERT(static_cast<size_t>(size) == required_size - 1);
AMS_UNUSED(size);
R_SUCCEED();
}
};
Result OpenHostFileSystemImpl(std::unique_ptr<fs::fsa::IFileSystem> *out, const fssrv::sf::FspPath &path, const MountHostOption &option) {
/* Open the filesystem. */
auto fsp = impl::GetFileSystemProxyServiceObject();
sf::SharedPointer<fssrv::sf::IFileSystem> fs;
if (option != MountHostOption::None) {
R_TRY(fsp->OpenHostFileSystemWithOption(std::addressof(fs), path, option._value));
} else {
R_TRY(fsp->OpenHostFileSystem(std::addressof(fs), path));
}
/* Allocate a new filesystem wrapper. */
auto fsa = std::make_unique<impl::FileSystemServiceObjectAdapter>(std::move(fs));
R_UNLESS(fsa != nullptr, fs::ResultAllocationFailureInHostA());
/* Set the output. */
*out = std::move(fsa);
R_SUCCEED();
}
Result PreMountHost(std::unique_ptr<fs::HostCommonMountNameGenerator> *out, const char *name, const char *path) {
/* Check pre-conditions. */
AMS_ASSERT(out != nullptr);
/* Check the mount name. */
R_TRY(impl::CheckMountName(name));
/* Check that path is valid. */
R_UNLESS(path != nullptr, fs::ResultNullptrArgument());
/* Create a new HostCommonMountNameGenerator. */
*out = std::make_unique<HostCommonMountNameGenerator>(path);
R_UNLESS(out->get() != nullptr, fs::ResultAllocationFailureInHostB());
R_SUCCEED();
}
}
namespace impl {
Result OpenHostFileSystem(std::unique_ptr<fs::fsa::IFileSystem> *out, const char *name, const char *path, const fs::MountHostOption &option) {
/* Validate arguments. */
R_UNLESS(out != nullptr, fs::ResultNullptrArgument());
R_UNLESS(name != nullptr, fs::ResultNullptrArgument());
R_UNLESS(path != nullptr, fs::ResultNullptrArgument());
/* Check mount name isn't windows path or reserved. */
R_UNLESS(!fs::IsWindowsDrive(name), fs::ResultInvalidMountName());
R_UNLESS(!fs::impl::IsReservedMountName(name), fs::ResultInvalidMountName());
/* Convert the path for fsp. */
fssrv::sf::FspPath sf_path;
R_TRY(fs::ConvertToFspPath(std::addressof(sf_path), path));
/* Ensure that the path doesn't correspond to the root. */
if (sf_path.str[0] == 0) {
sf_path.str[0] = '.';
sf_path.str[1] = 0;
}
/* Open the host file system. */
R_RETURN(OpenHostFileSystemImpl(out, sf_path, option));
}
}
Result MountHost(const char *name, const char *root_path) {
/* Pre-mount host. */
std::unique_ptr<fs::HostCommonMountNameGenerator> generator;
AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT_UNLESS_R_SUCCEEDED(PreMountHost(std::addressof(generator), name, root_path), name, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST(name, root_path)));
/* Open the filesystem. */
std::unique_ptr<fs::fsa::IFileSystem> fsa;
R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT_UNLESS_R_SUCCEEDED(impl::OpenHostFileSystem(std::addressof(fsa), name, root_path, MountHostOption::None), name, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST(name, root_path)));
/* Declare registration helper. */
auto register_impl = [&]() -> Result {
/* Register. */
R_RETURN(fsa::Register(name, std::move(fsa), std::move(generator)));
};
/* Mount the filesystem. */
AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT(register_impl(), name, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST(name, root_path)));
/* Enable access logging. */
AMS_FS_IMPL_ACCESS_LOG_FS_ACCESSOR_ENABLE(name);
R_SUCCEED();
}
Result MountHost(const char *name, const char *root_path, const MountHostOption &option) {
/* Pre-mount host. */
std::unique_ptr<fs::HostCommonMountNameGenerator> generator;
AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT_UNLESS_R_SUCCEEDED(PreMountHost(std::addressof(generator), name, root_path), name, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST_WITH_OPTION(name, root_path, option)));
/* Open the filesystem. */
std::unique_ptr<fs::fsa::IFileSystem> fsa;
R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT_UNLESS_R_SUCCEEDED(impl::OpenHostFileSystem(std::addressof(fsa), name, root_path, option), name, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST_WITH_OPTION(name, root_path, option)));
/* Declare registration helper. */
auto register_impl = [&]() -> Result {
/* Register. */
R_RETURN(fsa::Register(name, std::move(fsa), std::move(generator)));
};
/* Mount the filesystem. */
AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT(register_impl(), name, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST_WITH_OPTION(name, root_path, option)));
/* Enable access logging. */
AMS_FS_IMPL_ACCESS_LOG_FS_ACCESSOR_ENABLE(name);
R_SUCCEED();
}
Result MountHostRoot() {
/* Create host root path. */
fssrv::sf::FspPath sf_path;
sf_path.str[0] = 0;
/* Open the filesystem. */
std::unique_ptr<fs::fsa::IFileSystem> fsa;
R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT_UNLESS_R_SUCCEEDED(OpenHostFileSystemImpl(std::addressof(fsa), sf_path, MountHostOption::None), impl::HostRootFileSystemMountName, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST_ROOT()));
/* Declare registration helper. */
auto register_impl = [&]() -> Result {
/* Allocate a new mountname generator. */
auto generator = std::make_unique<HostRootCommonMountNameGenerator>();
R_UNLESS(generator != nullptr, fs::ResultAllocationFailureInHostC());
/* Register. */
R_RETURN(fsa::Register(impl::HostRootFileSystemMountName, std::move(fsa), std::move(generator)));
};
/* Mount the filesystem. */
AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT(register_impl(), impl::HostRootFileSystemMountName, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST_ROOT()));
/* Enable access logging. */
AMS_FS_IMPL_ACCESS_LOG_FS_ACCESSOR_ENABLE(impl::HostRootFileSystemMountName);
R_SUCCEED();
}
Result MountHostRoot(const MountHostOption &option) {
/* Create host root path. */
fssrv::sf::FspPath sf_path;
sf_path.str[0] = 0;
/* Open the filesystem. */
std::unique_ptr<fs::fsa::IFileSystem> fsa;
R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT_UNLESS_R_SUCCEEDED(OpenHostFileSystemImpl(std::addressof(fsa), sf_path, option), impl::HostRootFileSystemMountName, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST_ROOT_WITH_OPTION(option)));
/* Declare registration helper. */
auto register_impl = [&]() -> Result {
/* Allocate a new mountname generator. */
auto generator = std::make_unique<HostRootCommonMountNameGenerator>();
R_UNLESS(generator != nullptr, fs::ResultAllocationFailureInHostC());
/* Register. */
R_RETURN(fsa::Register(impl::HostRootFileSystemMountName, std::move(fsa), std::move(generator)));
};
/* Mount the filesystem. */
AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG_MOUNT(register_impl(), impl::HostRootFileSystemMountName, AMS_FS_IMPL_ACCESS_LOG_FORMAT_MOUNT_HOST_ROOT_WITH_OPTION(option)));
/* Enable access logging. */
AMS_FS_IMPL_ACCESS_LOG_FS_ACCESSOR_ENABLE(impl::HostRootFileSystemMountName);
R_SUCCEED();
}
void UnmountHostRoot() {
return Unmount(impl::HostRootFileSystemMountName);
}
}