diff options
Diffstat (limited to 'src/core/file_sys/savedata_archive.cpp')
-rw-r--r-- | src/core/file_sys/savedata_archive.cpp | 330 |
1 files changed, 0 insertions, 330 deletions
diff --git a/src/core/file_sys/savedata_archive.cpp b/src/core/file_sys/savedata_archive.cpp deleted file mode 100644 index d7b012f6e..000000000 --- a/src/core/file_sys/savedata_archive.cpp +++ /dev/null @@ -1,330 +0,0 @@ -// Copyright 2016 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include "common/file_util.h" -#include "core/file_sys/disk_archive.h" -#include "core/file_sys/errors.h" -#include "core/file_sys/path_parser.h" -#include "core/file_sys/savedata_archive.h" - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// FileSys namespace - -namespace FileSys { - -ResultVal<std::unique_ptr<FileBackend>> SaveDataArchive::OpenFile(const Path& path, - const Mode& mode) const { - LOG_DEBUG(Service_FS, "called path=%s mode=%01X", path.DebugStr().c_str(), mode.hex); - - const PathParser path_parser(path); - - if (!path_parser.IsValid()) { - LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - if (mode.hex == 0) { - LOG_ERROR(Service_FS, "Empty open mode"); - return ERROR_UNSUPPORTED_OPEN_FLAGS; - } - - if (mode.create_flag && !mode.write_flag) { - LOG_ERROR(Service_FS, "Create flag set but write flag not set"); - return ERROR_UNSUPPORTED_OPEN_FLAGS; - } - - const auto full_path = path_parser.BuildHostPath(mount_point); - - switch (path_parser.GetHostStatus(mount_point)) { - case PathParser::InvalidMountPoint: - LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str()); - return ERROR_FILE_NOT_FOUND; - case PathParser::PathNotFound: - LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str()); - return ERROR_PATH_NOT_FOUND; - case PathParser::FileInPath: - case PathParser::DirectoryFound: - LOG_ERROR(Service_FS, "Unexpected file or directory in %s", full_path.c_str()); - return ERROR_UNEXPECTED_FILE_OR_DIRECTORY; - case PathParser::NotFound: - if (!mode.create_flag) { - LOG_ERROR(Service_FS, "Non-existing file %s can't be open without mode create.", - full_path.c_str()); - return ERROR_FILE_NOT_FOUND; - } else { - // Create the file - FileUtil::CreateEmptyFile(full_path); - } - break; - case PathParser::FileFound: - break; // Expected 'success' case - } - - FileUtil::IOFile file(full_path, mode.write_flag ? "r+b" : "rb"); - if (!file.IsOpen()) { - LOG_CRITICAL(Service_FS, "(unreachable) Unknown error opening %s", full_path.c_str()); - return ERROR_FILE_NOT_FOUND; - } - - auto disk_file = std::make_unique<DiskFile>(std::move(file), mode); - return MakeResult<std::unique_ptr<FileBackend>>(std::move(disk_file)); -} - -ResultCode SaveDataArchive::DeleteFile(const Path& path) const { - const PathParser path_parser(path); - - if (!path_parser.IsValid()) { - LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - const auto full_path = path_parser.BuildHostPath(mount_point); - - switch (path_parser.GetHostStatus(mount_point)) { - case PathParser::InvalidMountPoint: - LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str()); - return ERROR_FILE_NOT_FOUND; - case PathParser::PathNotFound: - LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str()); - return ERROR_PATH_NOT_FOUND; - case PathParser::FileInPath: - case PathParser::DirectoryFound: - case PathParser::NotFound: - LOG_ERROR(Service_FS, "File not found %s", full_path.c_str()); - return ERROR_FILE_NOT_FOUND; - case PathParser::FileFound: - break; // Expected 'success' case - } - - if (FileUtil::Delete(full_path)) { - return RESULT_SUCCESS; - } - - LOG_CRITICAL(Service_FS, "(unreachable) Unknown error deleting %s", full_path.c_str()); - return ERROR_FILE_NOT_FOUND; -} - -ResultCode SaveDataArchive::RenameFile(const Path& src_path, const Path& dest_path) const { - const PathParser path_parser_src(src_path); - - // TODO: Verify these return codes with HW - if (!path_parser_src.IsValid()) { - LOG_ERROR(Service_FS, "Invalid src path %s", src_path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - const PathParser path_parser_dest(dest_path); - - if (!path_parser_dest.IsValid()) { - LOG_ERROR(Service_FS, "Invalid dest path %s", dest_path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - const auto src_path_full = path_parser_src.BuildHostPath(mount_point); - const auto dest_path_full = path_parser_dest.BuildHostPath(mount_point); - - if (FileUtil::Rename(src_path_full, dest_path_full)) { - return RESULT_SUCCESS; - } - - // TODO(bunnei): Use correct error code - return ResultCode(-1); -} - -template <typename T> -static ResultCode DeleteDirectoryHelper(const Path& path, const std::string& mount_point, - T deleter) { - const PathParser path_parser(path); - - if (!path_parser.IsValid()) { - LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - if (path_parser.IsRootDirectory()) - return ERROR_DIRECTORY_NOT_EMPTY; - - const auto full_path = path_parser.BuildHostPath(mount_point); - - switch (path_parser.GetHostStatus(mount_point)) { - case PathParser::InvalidMountPoint: - LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str()); - return ERROR_PATH_NOT_FOUND; - case PathParser::PathNotFound: - case PathParser::NotFound: - LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str()); - return ERROR_PATH_NOT_FOUND; - case PathParser::FileInPath: - case PathParser::FileFound: - LOG_ERROR(Service_FS, "Unexpected file or directory %s", full_path.c_str()); - return ERROR_UNEXPECTED_FILE_OR_DIRECTORY; - case PathParser::DirectoryFound: - break; // Expected 'success' case - } - - if (deleter(full_path)) { - return RESULT_SUCCESS; - } - - LOG_ERROR(Service_FS, "Directory not empty %s", full_path.c_str()); - return ERROR_DIRECTORY_NOT_EMPTY; -} - -ResultCode SaveDataArchive::DeleteDirectory(const Path& path) const { - return DeleteDirectoryHelper(path, mount_point, FileUtil::DeleteDir); -} - -ResultCode SaveDataArchive::DeleteDirectoryRecursively(const Path& path) const { - return DeleteDirectoryHelper( - path, mount_point, [](const std::string& p) { return FileUtil::DeleteDirRecursively(p); }); -} - -ResultCode SaveDataArchive::CreateFile(const FileSys::Path& path, u64 size) const { - const PathParser path_parser(path); - - if (!path_parser.IsValid()) { - LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - const auto full_path = path_parser.BuildHostPath(mount_point); - - switch (path_parser.GetHostStatus(mount_point)) { - case PathParser::InvalidMountPoint: - LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str()); - return ERROR_FILE_NOT_FOUND; - case PathParser::PathNotFound: - LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str()); - return ERROR_PATH_NOT_FOUND; - case PathParser::FileInPath: - LOG_ERROR(Service_FS, "Unexpected file in path %s", full_path.c_str()); - return ERROR_UNEXPECTED_FILE_OR_DIRECTORY; - case PathParser::DirectoryFound: - case PathParser::FileFound: - LOG_ERROR(Service_FS, "%s already exists", full_path.c_str()); - return ERROR_FILE_ALREADY_EXISTS; - case PathParser::NotFound: - break; // Expected 'success' case - } - - if (size == 0) { - FileUtil::CreateEmptyFile(full_path); - return RESULT_SUCCESS; - } - - FileUtil::IOFile file(full_path, "wb"); - // Creates a sparse file (or a normal file on filesystems without the concept of sparse files) - // We do this by seeking to the right size, then writing a single null byte. - if (file.Seek(size - 1, SEEK_SET) && file.WriteBytes("", 1) == 1) { - return RESULT_SUCCESS; - } - - LOG_ERROR(Service_FS, "Too large file"); - - // TODO(bunnei): Use correct error code - return ResultCode(-1); -} - -ResultCode SaveDataArchive::CreateDirectory(const Path& path) const { - const PathParser path_parser(path); - - if (!path_parser.IsValid()) { - LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - const auto full_path = path_parser.BuildHostPath(mount_point); - - switch (path_parser.GetHostStatus(mount_point)) { - case PathParser::InvalidMountPoint: - LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str()); - return ERROR_FILE_NOT_FOUND; - case PathParser::PathNotFound: - LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str()); - return ERROR_PATH_NOT_FOUND; - case PathParser::FileInPath: - LOG_ERROR(Service_FS, "Unexpected file in path %s", full_path.c_str()); - return ERROR_UNEXPECTED_FILE_OR_DIRECTORY; - case PathParser::DirectoryFound: - case PathParser::FileFound: - LOG_ERROR(Service_FS, "%s already exists", full_path.c_str()); - return ERROR_DIRECTORY_ALREADY_EXISTS; - case PathParser::NotFound: - break; // Expected 'success' case - } - - if (FileUtil::CreateDir(mount_point + path.AsString())) { - return RESULT_SUCCESS; - } - - LOG_CRITICAL(Service_FS, "(unreachable) Unknown error creating %s", mount_point.c_str()); - - // TODO(bunnei): Use correct error code - return ResultCode(-1); -} - -ResultCode SaveDataArchive::RenameDirectory(const Path& src_path, const Path& dest_path) const { - const PathParser path_parser_src(src_path); - - // TODO: Verify these return codes with HW - if (!path_parser_src.IsValid()) { - LOG_ERROR(Service_FS, "Invalid src path %s", src_path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - const PathParser path_parser_dest(dest_path); - - if (!path_parser_dest.IsValid()) { - LOG_ERROR(Service_FS, "Invalid dest path %s", dest_path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - const auto src_path_full = path_parser_src.BuildHostPath(mount_point); - const auto dest_path_full = path_parser_dest.BuildHostPath(mount_point); - - if (FileUtil::Rename(src_path_full, dest_path_full)) { - return RESULT_SUCCESS; - } - - // TODO(bunnei): Use correct error code - return ResultCode(-1); -} - -ResultVal<std::unique_ptr<DirectoryBackend>> SaveDataArchive::OpenDirectory( - const Path& path) const { - const PathParser path_parser(path); - - if (!path_parser.IsValid()) { - LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str()); - return ERROR_INVALID_PATH; - } - - const auto full_path = path_parser.BuildHostPath(mount_point); - - switch (path_parser.GetHostStatus(mount_point)) { - case PathParser::InvalidMountPoint: - LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str()); - return ERROR_FILE_NOT_FOUND; - case PathParser::PathNotFound: - case PathParser::NotFound: - LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str()); - return ERROR_PATH_NOT_FOUND; - case PathParser::FileInPath: - case PathParser::FileFound: - LOG_ERROR(Service_FS, "Unexpected file in path %s", full_path.c_str()); - return ERROR_UNEXPECTED_FILE_OR_DIRECTORY; - case PathParser::DirectoryFound: - break; // Expected 'success' case - } - - auto directory = std::make_unique<DiskDirectory>(full_path); - return MakeResult<std::unique_ptr<DirectoryBackend>>(std::move(directory)); -} - -u64 SaveDataArchive::GetFreeBytes() const { - // TODO: Stubbed to return 1GiB - return 1024 * 1024 * 1024; -} - -} // namespace FileSys |