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loader: refactor to use fs bindings

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This commit is contained in:
Michael Scire
2020-03-09 03:10:12 -07:00
parent 4c5e980e07
commit 237b513408
30 changed files with 821 additions and 650 deletions
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9
libraries/libstratosphere/include/stratosphere/fs.hpp
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@@ -22,7 +22,7 @@
#include <stratosphere/fs/impl/fs_filesystem_proxy_type.hpp>
#include <stratosphere/fs/fsa/fs_registrar.hpp>
#include <stratosphere/fs/fs_remote_filesystem.hpp>
#include <stratosphere/fs/fs_readonly_filesystem_adapter.hpp>
#include <stratosphere/fs/fs_read_only_filesystem.hpp>
#include <stratosphere/fs/fs_istorage.hpp>
#include <stratosphere/fs/fs_substorage.hpp>
#include <stratosphere/fs/fs_memory_storage.hpp>
@@ -36,15 +36,16 @@
#include <stratosphere/fs/fs_filesystem_utils.hpp>
#include <stratosphere/fs/fs_romfs_filesystem.hpp>
#include <stratosphere/fs/impl/fs_data.hpp>
#include <stratosphere/fs/fs_system_data.hpp>
#include <stratosphere/fs/fs_application.hpp>
#include <stratosphere/fs/fs_bis.hpp>
#include <stratosphere/fs/fs_code.hpp>
#include <stratosphere/fs/fs_content.hpp>
#include <stratosphere/fs/fs_content_storage.hpp>
#include <stratosphere/fs/fs_game_card.hpp>
#include <stratosphere/fs/fs_sd_card.hpp>
#include <stratosphere/fs/fs_signed_system_partition.hpp>
#include <stratosphere/fs/fs_save_data_types.hpp>
#include <stratosphere/fs/fs_save_data_management.hpp>
#include <stratosphere/fs/fs_save_data_transaction.hpp>
#include <stratosphere/fs/fs_sd_card.hpp>
#include <stratosphere/fs/fs_signed_system_partition.hpp>
#include <stratosphere/fs/fs_system_data.hpp>
#include <stratosphere/fs/fs_system_save_data.hpp>

23
libraries/libstratosphere/include/stratosphere/fs/fs_application.hpp Normal file
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@@ -0,0 +1,23 @@
/*
* 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/>.
*/
#pragma once
#include "fs_common.hpp"
namespace ams::fs {
Result MountApplicationPackage(const char *name, const char *common_path);
}

3
libraries/libstratosphere/include/stratosphere/fs/fs_code.hpp
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@@ -21,4 +21,7 @@ namespace ams::fs {
Result MountCode(const char *name, const char *path, ncm::ProgramId program_id);
Result MountCodeForAtmosphereWithRedirection(const char *name, const char *path, ncm::ProgramId program_id, bool is_hbl, bool is_specific);
Result MountCodeForAtmosphere(const char *name, const char *path, ncm::ProgramId program_id);
}

157
libraries/libstratosphere/include/stratosphere/fs/fs_read_only_filesystem.hpp Normal file
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@@ -0,0 +1,157 @@
/*
* 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/>.
*/
#pragma once
#include <stratosphere/fs/fs_common.hpp>
#include <stratosphere/fs/impl/fs_newable.hpp>
#include <stratosphere/fs/fsa/fs_ifile.hpp>
#include <stratosphere/fs/fsa/fs_idirectory.hpp>
#include <stratosphere/fs/fsa/fs_ifilesystem.hpp>
namespace ams::fs {
namespace {
class ReadOnlyFile : public fsa::IFile, public impl::Newable {
NON_COPYABLE(ReadOnlyFile);
NON_MOVEABLE(ReadOnlyFile);
private:
std::unique_ptr<fsa::IFile> base_file;
public:
explicit ReadOnlyFile(std::unique_ptr<fsa::IFile> &&f) : base_file(std::move(f)) { /* ... */ }
virtual ~ReadOnlyFile() { /* ... */ }
private:
virtual Result ReadImpl(size_t *out, s64 offset, void *buffer, size_t size, const fs::ReadOption &option) override final {
return this->base_file->Read(out, offset, buffer, size, option);
}
virtual Result GetSizeImpl(s64 *out) override final {
return this->base_file->GetSize(out);
}
virtual Result FlushImpl() override final {
return ResultSuccess();
}
virtual Result WriteImpl(s64 offset, const void *buffer, size_t size, const fs::WriteOption &option) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileA();
}
virtual Result SetSizeImpl(s64 size) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileA();
}
virtual Result OperateRangeImpl(void *dst, size_t dst_size, fs::OperationId op_id, s64 offset, s64 size, const void *src, size_t src_size) override final {
switch (op_id) {
case OperationId::InvalidateCache:
case OperationId::QueryRange:
return this->base_file->OperateRange(dst, dst_size, op_id, offset, size, src, src_size);
default:
return fs::ResultUnsupportedOperationInReadOnlyFileB();
}
}
public:
virtual sf::cmif::DomainObjectId GetDomainObjectId() const override {
return this->base_file->GetDomainObjectId();
}
};
}
template<typename T>
class ReadOnlyFileSystemTemplate : public fsa::IFileSystem, public impl::Newable {
NON_COPYABLE(ReadOnlyFileSystemTemplate);
NON_MOVEABLE(ReadOnlyFileSystemTemplate);
private:
T base_fs;
public:
explicit ReadOnlyFileSystemTemplate(T &&fs) : base_fs(std::move(fs)) { /* ... */ }
virtual ~ReadOnlyFileSystemTemplate() { /* ... */ }
private:
virtual Result OpenFileImpl(std::unique_ptr<fsa::IFile> *out_file, const char *path, OpenMode mode) override final {
/* Only allow opening files with mode = read. */
R_UNLESS((mode & fs::OpenMode_All) == fs::OpenMode_Read, fs::ResultInvalidArgument());
std::unique_ptr<fsa::IFile> base_file;
R_TRY(this->base_fs->OpenFile(std::addressof(base_file), path, mode));
auto read_only_file = std::make_unique<ReadOnlyFile>(std::move(base_file));
R_UNLESS(read_only_file != nullptr, fs::ResultAllocationFailureInReadOnlyFileSystemA());
*out_file = std::move(read_only_file);
return ResultSuccess();
}
virtual Result OpenDirectoryImpl(std::unique_ptr<fsa::IDirectory> *out_dir, const char *path, OpenDirectoryMode mode) override final {
return this->base_fs->OpenDirectory(out_dir, path, mode);
}
virtual Result GetEntryTypeImpl(DirectoryEntryType *out, const char *path) override final {
return this->base_fs->GetEntryType(out, path);
}
virtual Result CommitImpl() override final {
return ResultSuccess();
}
virtual Result CreateFileImpl(const char *path, s64 size, int flags) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateA();
}
virtual Result DeleteFileImpl(const char *path) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateA();
}
virtual Result CreateDirectoryImpl(const char *path) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateA();
}
virtual Result DeleteDirectoryImpl(const char *path) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateA();
}
virtual Result DeleteDirectoryRecursivelyImpl(const char *path) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateA();
}
virtual Result RenameFileImpl(const char *old_path, const char *new_path) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateA();
}
virtual Result RenameDirectoryImpl(const char *old_path, const char *new_path) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateA();
}
virtual Result CleanDirectoryRecursivelyImpl(const char *path) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateA();
}
virtual Result GetFreeSpaceSizeImpl(s64 *out, const char *path) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateB();
}
virtual Result GetTotalSpaceSizeImpl(s64 *out, const char *path) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateB();
}
virtual Result CommitProvisionallyImpl(s64 counter) override final {
return fs::ResultUnsupportedOperationInReadOnlyFileSystemTemplateC();
}
};
using ReadOnlyFileSystem = ReadOnlyFileSystemTemplate<std::unique_ptr<::ams::fs::fsa::IFileSystem>>;
using ReadOnlyFileSystemShared = ReadOnlyFileSystemTemplate<std::shared_ptr<::ams::fs::fsa::IFileSystem>>;
}

152
libraries/libstratosphere/include/stratosphere/fs/fs_readonly_filesystem_adapter.hpp
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@@ -1,152 +0,0 @@
/*
* 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/>.
*/
#pragma once
#include <stratosphere/fs/fs_common.hpp>
#include <stratosphere/fs/fsa/fs_ifile.hpp>
#include <stratosphere/fs/fsa/fs_idirectory.hpp>
#include <stratosphere/fs/fsa/fs_ifilesystem.hpp>
namespace ams::fs {
class ReadOnlyFileAdapter : public fsa::IFile {
NON_COPYABLE(ReadOnlyFileAdapter);
private:
std::unique_ptr<fsa::IFile> base_file;
public:
ReadOnlyFileAdapter(fsa::IFile *f) : base_file(f) { /* ... */ }
ReadOnlyFileAdapter(std::unique_ptr<fsa::IFile> f) : base_file(std::move(f)) { /* ... */ }
virtual ~ReadOnlyFileAdapter() { /* ... */ }
public:
virtual Result ReadImpl(size_t *out, s64 offset, void *buffer, size_t size, const fs::ReadOption &option) override final {
/* Ensure that we can read these extents. */
size_t read_size = 0;
R_TRY(this->DryRead(std::addressof(read_size), offset, size, option, fs::OpenMode_Read));
/* Validate preconditions. */
AMS_ASSERT(offset >= 0);
AMS_ASSERT(buffer != nullptr || size == 0);
return this->base_file->Read(out, offset, buffer, size, option);
}
virtual Result GetSizeImpl(s64 *out) override final {
return this->base_file->GetSize(out);
}
virtual Result FlushImpl() override final {
return ResultSuccess();
}
virtual Result WriteImpl(s64 offset, const void *buffer, size_t size, const fs::WriteOption &option) override final {
return fs::ResultUnsupportedOperation();
}
virtual Result SetSizeImpl(s64 size) override final {
return fs::ResultUnsupportedOperation();
}
virtual Result OperateRangeImpl(void *dst, size_t dst_size, fs::OperationId op_id, s64 offset, s64 size, const void *src, size_t src_size) override final {
/* TODO: How should this be handled? */
return fs::ResultNotImplemented();
}
public:
virtual sf::cmif::DomainObjectId GetDomainObjectId() const override {
return this->base_file->GetDomainObjectId();
}
};
class ReadOnlyFileSystemAdapter : public fsa::IFileSystem {
NON_COPYABLE(ReadOnlyFileSystemAdapter);
private:
std::shared_ptr<fsa::IFileSystem> shared_fs;
std::unique_ptr<fsa::IFileSystem> unique_fs;
protected:
fsa::IFileSystem * const base_fs;
public:
template<typename T>
explicit ReadOnlyFileSystemAdapter(std::shared_ptr<T> fs) : shared_fs(std::move(fs)), base_fs(shared_fs.get()) { static_assert(std::is_base_of<fsa::IFileSystem, T>::value); }
template<typename T>
explicit ReadOnlyFileSystemAdapter(std::unique_ptr<T> fs) : unique_fs(std::move(fs)), base_fs(unique_fs.get()) { static_assert(std::is_base_of<fsa::IFileSystem, T>::value); }
virtual ~ReadOnlyFileSystemAdapter() { /* ... */ }
public:
virtual Result CreateFileImpl(const char *path, s64 size, int flags) override final {
return fs::ResultUnsupportedOperation();
}
virtual Result DeleteFileImpl(const char *path) override final {
return fs::ResultUnsupportedOperation();
}
virtual Result CreateDirectoryImpl(const char *path) override final {
return fs::ResultUnsupportedOperation();
}
virtual Result DeleteDirectoryImpl(const char *path) override final {
return fs::ResultUnsupportedOperation();
}
virtual Result DeleteDirectoryRecursivelyImpl(const char *path) override final {
return fs::ResultUnsupportedOperation();
}
virtual Result RenameFileImpl(const char *old_path, const char *new_path) override final {
return fs::ResultUnsupportedOperation();
}
virtual Result RenameDirectoryImpl(const char *old_path, const char *new_path) override final {
return fs::ResultUnsupportedOperation();
}
virtual Result GetEntryTypeImpl(DirectoryEntryType *out, const char *path) override final {
return this->base_fs->GetEntryType(out, path);
}
virtual Result OpenFileImpl(std::unique_ptr<fsa::IFile> *out_file, const char *path, OpenMode mode) override final {
std::unique_ptr<fsa::IFile> f;
R_TRY(this->base_fs->OpenFile(std::addressof(f), path, mode));
*out_file = std::make_unique<ReadOnlyFileAdapter>(std::move(f));
return ResultSuccess();
}
virtual Result OpenDirectoryImpl(std::unique_ptr<fsa::IDirectory> *out_dir, const char *path, OpenDirectoryMode mode) override final {
return this->base_fs->OpenDirectory(out_dir, path, mode);
}
virtual Result CommitImpl() override final {
return ResultSuccess();
}
virtual Result GetFreeSpaceSizeImpl(s64 *out, const char *path) {
return fs::ResultUnsupportedOperation();
}
virtual Result GetTotalSpaceSizeImpl(s64 *out, const char *path) {
return fs::ResultUnsupportedOperation();
}
virtual Result CleanDirectoryRecursivelyImpl(const char *path) {
return fs::ResultUnsupportedOperation();
}
virtual Result GetFileTimeStampRawImpl(FileTimeStampRaw *out, const char *path) {
return this->base_fs->GetFileTimeStampRaw(out, path);
}
};
}

4
libraries/libstratosphere/include/stratosphere/fs/impl/fs_newable.hpp
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@@ -24,6 +24,10 @@ namespace ams::fs::impl {
return ::ams::fs::impl::Allocate(size);
}
static void *operator new(size_t size, Newable *placement) {
return placement;
}
static void *operator new[](size_t size) {
return ::ams::fs::impl::Allocate(size);
}

1
libraries/libstratosphere/include/stratosphere/fssystem.hpp
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@@ -16,6 +16,7 @@
#pragma once
#include "fssystem/fssystem_utility.hpp"
#include "fssystem/fssystem_external_code.hpp"
#include "fssystem/fssystem_path_tool.hpp"
#include "fssystem/fssystem_subdirectory_filesystem.hpp"
#include "fssystem/fssystem_directory_redirection_filesystem.hpp"

28
libraries/libstratosphere/include/stratosphere/fssystem/fssystem_external_code.hpp Normal file
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@@ -0,0 +1,28 @@
/*
* 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/>.
*/
#pragma once
#include <vapours.hpp>
#include <stratosphere/ncm/ncm_ids.hpp>
#include <stratosphere/fs/fsa/fs_ifilesystem.hpp>
namespace ams::fssystem {
fs::fsa::IFileSystem *GetExternalCodeFileSystem(ncm::ProgramId program_id);
Result CreateExternalCode(Handle *out, ncm::ProgramId program_id);
void DestroyExternalCode(ncm::ProgramId program_id);
}

3
libraries/libstratosphere/include/stratosphere/fssystem/fssystem_utility.hpp
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@@ -142,6 +142,9 @@ namespace ams::fssystem {
};
/* Other utility. */
Result HasFile(bool *out, fs::fsa::IFileSystem *fs, const char *path);
Result HasDirectory(bool *out, fs::fsa::IFileSystem *fs, const char *path);
Result EnsureDirectoryRecursively(fs::fsa::IFileSystem *fs, const char *path);
Result EnsureParentDirectoryRecursively(fs::fsa::IFileSystem *fs, const char *path);

4
libraries/libstratosphere/include/stratosphere/os/os_managed_handle.hpp
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@@ -24,8 +24,8 @@ namespace ams::os {
private:
Handle hnd;
public:
ManagedHandle() : hnd(INVALID_HANDLE) { /* ... */ }
ManagedHandle(Handle h) : hnd(h) { /* ... */ }
constexpr ManagedHandle() : hnd(INVALID_HANDLE) { /* ... */ }
constexpr ManagedHandle(Handle h) : hnd(h) { /* ... */ }
~ManagedHandle() {
if (this->hnd != INVALID_HANDLE) {
R_ABORT_UNLESS(svcCloseHandle(this->hnd));

4
libraries/libstratosphere/include/stratosphere/patcher/patcher_api.hpp
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@@ -16,11 +16,11 @@
#pragma once
#include "../ro/ro_types.hpp"
#include <stratosphere/ro/ro_types.hpp>
namespace ams::patcher {
/* Helper for applying to code binaries. */
void LocateAndApplyIpsPatchesToModule(const char *patch_dir, size_t protected_size, size_t offset, const ro::ModuleId *module_id, u8 *mapped_module, size_t mapped_size);
void LocateAndApplyIpsPatchesToModule(const char *mount_name, const char *patch_dir, size_t protected_size, size_t offset, const ro::ModuleId *module_id, u8 *mapped_module, size_t mapped_size);
}