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