mirror of
https://github.com/Atmosphere-NX/Atmosphere
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84 lines
3 KiB
C++
84 lines
3 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere.hpp>
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#include "sprofile_srv_profile_manager.hpp"
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namespace ams::sprofile::srv {
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Result ReadFile(const char *path, void *dst, size_t size, s64 offset) {
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/* Open the file. */
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fs::FileHandle file;
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R_TRY_CATCH(fs::OpenFile(std::addressof(file), path, fs::OpenMode_Read)) {
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R_CATCH_RETHROW(fs::ResultPathNotFound) /* It's okay if the file doesn't exist. */
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} R_END_TRY_CATCH_WITH_ABORT_UNLESS;
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ON_SCOPE_EXIT { fs::CloseFile(file); };
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/* Read the file. */
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size_t read_size;
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R_TRY(fs::ReadFile(std::addressof(read_size), file, offset, dst, size));
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/* Check the size was correct. */
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AMS_ABORT_UNLESS(size == read_size);
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return ResultSuccess();
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}
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Result WriteFile(const char *path, const void *src, size_t size) {
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/* Create the file. */
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R_TRY_CATCH(fs::CreateFile(path, size)) {
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R_CATCH(fs::ResultPathAlreadyExists) { /* It's okay if the file already exists. */ }
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} R_END_TRY_CATCH_WITH_ABORT_UNLESS;
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/* Open the file. */
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fs::FileHandle file;
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R_ABORT_UNLESS(fs::OpenFile(std::addressof(file), path, fs::OpenMode_Write));
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ON_SCOPE_EXIT { fs::CloseFile(file); };
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/* Set the file size. */
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R_ABORT_UNLESS(fs::SetFileSize(file, size));
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/* Write the file. */
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return fs::WriteFile(file, 0, src, size, fs::WriteOption::Flush);
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}
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Result MoveFile(const char *src_path, const char *dst_path) {
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/* Require that the source path is a file. */
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{
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fs::DirectoryEntryType type;
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R_ABORT_UNLESS(fs::GetEntryType(std::addressof(type), src_path));
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AMS_ABORT_UNLESS(type == fs::DirectoryEntryType_File);
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}
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/* Delete the destination file. */
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R_TRY_CATCH(fs::DeleteFile(dst_path)) {
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R_CATCH(fs::ResultPathNotFound) { /* It's okay if the dst path doesn't exist. */ }
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} R_END_TRY_CATCH;
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/* Move the source file to the destination file. */
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R_TRY(fs::RenameFile(src_path, dst_path));
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return ResultSuccess();
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}
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Result EnsureDirectory(const char *path) {
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R_TRY_CATCH(fs::CreateDirectory(path)) {
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R_CATCH(fs::ResultPathAlreadyExists) { /* It's okay if the directory already exists. */ }
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} R_END_TRY_CATCH;
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return ResultSuccess();
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}
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}
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