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creport: use fs bindings

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This commit is contained in:
Michael Scire 2020-03-08 01:45:12 -08:00
parent c703be86fc
commit 40c6733de3
24 changed files with 391 additions and 243 deletions
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1
libraries/libstratosphere/include/stratosphere/fs.hpp
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@ -33,6 +33,7 @@
#include <stratosphere/fs/fs_mount.hpp>
#include <stratosphere/fs/fs_path_tool.hpp>
#include <stratosphere/fs/fs_path_utils.hpp>
#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>

29
libraries/libstratosphere/include/stratosphere/fs/fs_filesystem_utils.hpp Normal file
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@ -0,0 +1,29 @@
/*
* 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"
#include "fs_filesystem.hpp"
namespace ams::fs {
/* Common utilities. */
Result EnsureDirectoryRecursively(const char *path);
Result EnsureParentDirectoryRecursively(const char *path);
Result HasFile(bool *out, const char *path);
Result HasDirectory(bool *out, const char *path);
}

3
libraries/libstratosphere/include/stratosphere/fssystem/fssystem_utility.hpp
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@ -142,7 +142,8 @@ namespace ams::fssystem {
};
/* Other utility. */
Result EnsureDirectoryExistsRecursively(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);
template<typename F>
NX_INLINE Result RetryFinitelyForTargetLocked(F f) {

70
libraries/libstratosphere/source/fs/fs_filesystem_utils.cpp Normal file
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@ -0,0 +1,70 @@
/*
* 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/>.
*/
#include <stratosphere.hpp>
#include "fsa/fs_mount_utils.hpp"
#include "fsa/fs_filesystem_accessor.hpp"
namespace ams::fs {
namespace {
Result HasEntry(bool *out, const char *path, fs::DirectoryEntryType type) {
/* Set out to false initially. */
*out = false;
/* Try to get the entry type. */
fs::DirectoryEntryType entry_type;
R_TRY_CATCH(fs::GetEntryType(std::addressof(entry_type), path)) {
/* If the path doesn't exist, nothing has gone wrong. */
R_CONVERT(fs::ResultPathNotFound, ResultSuccess());
} R_END_TRY_CATCH;
/* We succeeded. */
*out = entry_type == type;
return ResultSuccess();
}
}
Result EnsureDirectoryRecursively(const char *path) {
/* Get the filesystem accessor and sub path. */
impl::FileSystemAccessor *accessor;
const char *sub_path;
R_TRY(impl::FindFileSystem(std::addressof(accessor), std::addressof(sub_path), path));
/* Use the system implementation. */
return fssystem::EnsureDirectoryRecursively(accessor->GetRawFileSystemUnsafe(), sub_path);
}
Result EnsureParentDirectoryRecursively(const char *path) {
/* Get the filesystem accessor and sub path. */
impl::FileSystemAccessor *accessor;
const char *sub_path;
R_TRY(impl::FindFileSystem(std::addressof(accessor), std::addressof(sub_path), path));
/* Use the system implementation. */
return fssystem::EnsureParentDirectoryRecursively(accessor->GetRawFileSystemUnsafe(), sub_path);
}
Result HasFile(bool *out, const char *path) {
return HasEntry(out, path, fs::DirectoryEntryType_File);
}
Result HasDirectory(bool *out, const char *path) {
return HasEntry(out, path, fs::DirectoryEntryType_Directory);
}
}

4
libraries/libstratosphere/source/fs/fsa/fs_filesystem_accessor.hpp
View file

@ -86,6 +86,10 @@ namespace ams::fs::impl {
}
std::shared_ptr<fssrv::impl::FileSystemInterfaceAdapter> GetMultiCommitTarget();
fsa::IFileSystem *GetRawFileSystemUnsafe() {
return this->impl.get();
}
private:
void NotifyCloseFile(FileAccessor *f);
void NotifyCloseDirectory(DirectoryAccessor *d);

50
libraries/libstratosphere/source/fssystem/fssystem_utility.cpp
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@ -19,7 +19,7 @@ namespace ams::fssystem {
namespace {
inline Result EnsureDirectoryExists(fs::fsa::IFileSystem *fs, const char *path) {
inline Result EnsureDirectory(fs::fsa::IFileSystem *fs, const char *path) {
R_TRY_CATCH(fs->CreateDirectory(path)) {
R_CATCH(fs::ResultPathAlreadyExists) { /* If path already exists, there's no problem. */ }
} R_END_TRY_CATCH;
@ -27,6 +27,30 @@ namespace ams::fssystem {
return ResultSuccess();
}
Result EnsureDirectoryRecursivelyImpl(fs::fsa::IFileSystem *fs, const char *path, bool create_last) {
/* Normalize the path. */
char normalized_path[fs::EntryNameLengthMax + 1];
size_t normalized_path_len;
R_TRY(PathTool::Normalize(normalized_path, &normalized_path_len, path, sizeof(normalized_path)));
/* Repeatedly call CreateDirectory on each directory leading to the target. */
for (size_t i = 1; i < normalized_path_len; i++) {
/* If we detect a separator, create the directory. */
if (PathTool::IsSeparator(normalized_path[i])) {
normalized_path[i] = StringTraits::NullTerminator;
R_TRY(EnsureDirectory(fs, normalized_path));
normalized_path[i] = StringTraits::DirectorySeparator;
}
}
/* Create the last directory if requested. */
if (create_last) {
R_TRY(EnsureDirectory(fs, normalized_path));
}
return ResultSuccess();
}
}
Result CopyFile(fs::fsa::IFileSystem *dst_fs, fs::fsa::IFileSystem *src_fs, const char *dst_parent_path, const char *src_path, const fs::DirectoryEntry *entry, void *work_buf, size_t work_buf_size) {
@ -93,26 +117,12 @@ namespace ams::fssystem {
);
}
Result EnsureDirectoryExistsRecursively(fs::fsa::IFileSystem *fs, const char *path) {
/* Normalize the path. */
char normalized_path[fs::EntryNameLengthMax + 1];
size_t normalized_path_len;
R_TRY(PathTool::Normalize(normalized_path, &normalized_path_len, path, sizeof(normalized_path)));
Result EnsureDirectoryRecursively(fs::fsa::IFileSystem *fs, const char *path) {
return EnsureDirectoryRecursivelyImpl(fs, path, true);
}
/* Repeatedly call CreateDirectory on each directory leading to the target. */
for (size_t i = 1; i < normalized_path_len; i++) {
/* If we detect a separator, create the directory. */
if (PathTool::IsSeparator(normalized_path[i])) {
normalized_path[i] = StringTraits::NullTerminator;
R_TRY(EnsureDirectoryExists(fs, normalized_path));
normalized_path[i] = StringTraits::DirectorySeparator;
}
}
/* Call CreateDirectory on the final path. */
R_TRY(EnsureDirectoryExists(fs, normalized_path));
return ResultSuccess();
Result EnsureParentDirectoryRecursively(fs::fsa::IFileSystem *fs, const char *path) {
return EnsureDirectoryRecursivelyImpl(fs, path, false);
}
}

8
libraries/libstratosphere/source/ncm/ncm_content_manager_impl.cpp
View file

@ -260,7 +260,7 @@ namespace ams::ncm {
ON_SCOPE_EXIT { fs::Unmount(root->mount_name); };
/* Ensure the path exists for us to import to. */
R_TRY(impl::EnsureDirectoryRecursively(root->path));
R_TRY(fs::EnsureDirectoryRecursively(root->path));
/* Copy the file from bis to our save. */
R_TRY(impl::CopyFile(savedata_db_path, bis_db_path));
@ -389,7 +389,7 @@ namespace ams::ncm {
ON_SCOPE_EXIT { fs::Unmount(root->mount_name); };
/* Ensure the content storage root's path exists. */
R_TRY(impl::EnsureDirectoryRecursively(root->path));
R_TRY(fs::EnsureDirectoryRecursively(root->path));
/* Initialize content and placeholder directories for the root. */
return ContentStorageImpl::InitializeBase(root->path);
@ -409,7 +409,7 @@ namespace ams::ncm {
ON_SCOPE_EXIT { fs::Unmount(root->mount_name); };
/* Ensure the content meta database root's path exists. */
R_TRY(impl::EnsureDirectoryRecursively(root->path));
R_TRY(fs::EnsureDirectoryRecursively(root->path));
/* Commit our changes. */
return fs::CommitSaveData(root->mount_name);
@ -454,7 +454,7 @@ namespace ams::ncm {
/* Ensure the root path exists. */
bool has_dir = false;
R_TRY(impl::HasDirectory(&has_dir, root->path));
R_TRY(fs::HasDirectory(&has_dir, root->path));
R_UNLESS(has_dir, ncm::ResultInvalidContentMetaDatabase());
return ResultSuccess();

16
libraries/libstratosphere/source/ncm/ncm_content_storage_impl.cpp
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@ -36,7 +36,7 @@ namespace ams::ncm {
Result EnsureContentDirectory(ContentId id, MakeContentPathFunction func, const char *root_path) {
PathString path;
MakeContentPath(std::addressof(path), id, func, root_path);
return impl::EnsureParentDirectoryRecursively(path);
return fs::EnsureParentDirectoryRecursively(path);
}
Result DeleteContentFile(ContentId id, MakeContentPathFunction func, const char *root_path) {
@ -175,11 +175,11 @@ namespace ams::ncm {
/* Create the content directory. */
MakeBaseContentDirectoryPath(std::addressof(path), root_path);
R_TRY(impl::EnsureDirectoryRecursively(path));
R_TRY(fs::EnsureDirectoryRecursively(path));
/* Create the placeholder directory. */
PlaceHolderAccessor::MakeBaseDirectoryPath(std::addressof(path), root_path);
return impl::EnsureDirectoryRecursively(path);
return fs::EnsureDirectoryRecursively(path);
}
Result ContentStorageImpl::CleanupBase(const char *root_path) {
@ -199,18 +199,18 @@ namespace ams::ncm {
/* Check if root directory exists. */
bool has_dir;
R_TRY(impl::HasDirectory(std::addressof(has_dir), root_path));
R_TRY(fs::HasDirectory(std::addressof(has_dir), root_path));
R_UNLESS(has_dir, ncm::ResultContentStorageBaseNotFound());
/* Check if content directory exists. */
bool has_registered;
MakeBaseContentDirectoryPath(std::addressof(path), root_path);
R_TRY(impl::HasDirectory(std::addressof(has_registered), path));
R_TRY(fs::HasDirectory(std::addressof(has_registered), path));
/* Check if placeholder directory exists. */
bool has_placeholder;
PlaceHolderAccessor::MakeBaseDirectoryPath(std::addressof(path), root_path);
R_TRY(impl::HasDirectory(std::addressof(has_placeholder), path));
R_TRY(fs::HasDirectory(std::addressof(has_placeholder), path));
/* Convert findings to results. */
R_UNLESS(has_registered || has_placeholder, ncm::ResultContentStorageBaseNotFound());
@ -287,7 +287,7 @@ namespace ams::ncm {
/* Check if placeholder file exists. */
bool has = false;
R_TRY(impl::HasFile(&has, placeholder_path));
R_TRY(fs::HasFile(&has, placeholder_path));
out.SetValue(has);
return ResultSuccess();
}
@ -335,7 +335,7 @@ namespace ams::ncm {
/* Check if the content file exists. */
bool has = false;
R_TRY(impl::HasFile(&has, content_path));
R_TRY(fs::HasFile(&has, content_path));
out.SetValue(has);
return ResultSuccess();
}

68
libraries/libstratosphere/source/ncm/ncm_fs_utils.cpp
View file

@ -20,78 +20,10 @@ namespace ams::ncm::impl {
namespace {
Result EnsureDirectory(const char *path) {
/* Create the path, and allow it to already exist. */
R_TRY_CATCH(fs::CreateDirectory(path)) {
R_CONVERT(fs::ResultPathAlreadyExists, ResultSuccess())
} R_END_TRY_CATCH;
return ResultSuccess();
}
Result EnsureDirectoryRecursivelyImpl(const char *path, bool create_last) {
char work_buf[fs::EntryNameLengthMax];
/* Ensure the path is not too long. */
const size_t len = std::strlen(path);
R_UNLESS(len + 1 <= sizeof(work_buf), ResultAllocationFailed());
/* Copy in the path. */
std::strncpy(work_buf, path, sizeof(work_buf));
/* Create all but the last directory. */
for (size_t i = 0; i < len; i++) {
if (i > 0 && fs::PathTool::IsSeparator(work_buf[i]) && !fs::PathTool::IsDriveSeparator(work_buf[i-1])) {
work_buf[i] = fs::StringTraits::NullTerminator;
R_TRY(EnsureDirectory(work_buf));
work_buf[i] = fs::StringTraits::DirectorySeparator;
}
}
/* Create the last directory if requested. */
if (create_last) {
R_TRY(EnsureDirectory(path));
}
return ResultSuccess();
}
Result HasEntry(bool *out, const char *path, fs::DirectoryEntryType type) {
/* Set out to false initially. */
*out = false;
/* Try to get the entry type. */
fs::DirectoryEntryType entry_type;
R_TRY_CATCH(fs::GetEntryType(std::addressof(entry_type), path)) {
/* If the path doesn't exist, nothing has gone wrong. */
R_CONVERT(fs::ResultPathNotFound, ResultSuccess());
} R_END_TRY_CATCH;
/* We succeeded. */
*out = entry_type == type;
return ResultSuccess();
}
std::atomic<u32> g_mount_name_count;
}
Result HasFile(bool *out, const char *path) {
return HasEntry(out, path, fs::DirectoryEntryType_File);
}
Result HasDirectory(bool *out, const char *path) {
return HasEntry(out, path, fs::DirectoryEntryType_Directory);
}
Result EnsureDirectoryRecursively(const char *path) {
return EnsureDirectoryRecursivelyImpl(path, true);
}
Result EnsureParentDirectoryRecursively(const char *path) {
return EnsureDirectoryRecursivelyImpl(path, false);
}
bool PathView::HasPrefix(std::string_view prefix) const {
return this->path.compare(0, prefix.length(), prefix) == 0;
}

6
libraries/libstratosphere/source/ncm/ncm_fs_utils.hpp
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@ -18,12 +18,6 @@
namespace ams::ncm::impl {
Result HasFile(bool *out, const char *path);
Result HasDirectory(bool *out, const char *path);
Result EnsureDirectoryRecursively(const char *path);
Result EnsureParentDirectoryRecursively(const char *path);
Result CopyFile(const char *dst_path, const char *src_path);
class PathView {

2
libraries/libstratosphere/source/ncm/ncm_placeholder_accessor.cpp
View file

@ -59,7 +59,7 @@ namespace ams::ncm {
Result PlaceHolderAccessor::EnsurePlaceHolderDirectory(PlaceHolderId placeholder_id) {
PathString path;
this->MakePath(std::addressof(path), placeholder_id);
return impl::EnsureParentDirectoryRecursively(path);
return fs::EnsureParentDirectoryRecursively(path);
}
Result PlaceHolderAccessor::GetPlaceHolderIdFromFileName(PlaceHolderId *out, const char *name) {

6
libraries/libstratosphere/source/ncm/ncm_read_only_content_storage_impl.cpp
View file

@ -97,12 +97,12 @@ namespace ams::ncm {
/* Check if the file exists. */
bool has;
R_TRY(impl::HasFile(std::addressof(has), content_path));
R_TRY(fs::HasFile(std::addressof(has), content_path));
/* If the file is absent, make the path for game card content meta and check presence again. */
if (!has) {
MakeGameCardContentMetaPath(std::addressof(content_path), content_id, this->make_content_path_func, this->root_path);
R_TRY(impl::HasFile(std::addressof(has), content_path));
R_TRY(fs::HasFile(std::addressof(has), content_path));
}
out.SetValue(has);
@ -118,7 +118,7 @@ namespace ams::ncm {
/* Check if the file exists. */
bool has_file;
R_TRY(impl::HasFile(std::addressof(has_file), content_path));
R_TRY(fs::HasFile(std::addressof(has_file), content_path));
/* If the file is absent, make the path for regular content. */
if (!has_file) {