mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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94 lines
3.8 KiB
C++
94 lines
3.8 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 "fs_file_accessor.hpp"
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#include "fs_filesystem_accessor.hpp"
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namespace ams::fs {
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namespace {
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ALWAYS_INLINE impl::FileAccessor *Get(FileHandle handle) {
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return reinterpret_cast<impl::FileAccessor *>(handle.handle);
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}
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Result ReadFileImpl(size_t *out, FileHandle handle, s64 offset, void *buffer, size_t size, const fs::ReadOption &option) {
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R_TRY(Get(handle)->Read(out, offset, buffer, size, option));
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return ResultSuccess();
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}
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}
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Result ReadFile(FileHandle handle, s64 offset, void *buffer, size_t size, const fs::ReadOption &option) {
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size_t read_size;
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AMS_FS_R_TRY(ReadFileImpl(std::addressof(read_size), handle, offset, buffer, size, option));
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AMS_FS_R_UNLESS(read_size == size, fs::ResultOutOfRange());
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return ResultSuccess();
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}
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Result ReadFile(FileHandle handle, s64 offset, void *buffer, size_t size) {
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size_t read_size;
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AMS_FS_R_TRY(ReadFileImpl(std::addressof(read_size), handle, offset, buffer, size, ReadOption()));
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AMS_FS_R_UNLESS(read_size == size, fs::ResultOutOfRange());
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return ResultSuccess();
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}
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Result ReadFile(size_t *out, FileHandle handle, s64 offset, void *buffer, size_t size, const fs::ReadOption &option) {
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AMS_FS_R_TRY(ReadFileImpl(out, handle, offset, buffer, size, option));
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return ResultSuccess();
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}
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Result ReadFile(size_t *out, FileHandle handle, s64 offset, void *buffer, size_t size) {
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AMS_FS_R_TRY(ReadFileImpl(out, handle, offset, buffer, size, ReadOption()));
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return ResultSuccess();
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}
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Result GetFileSize(s64 *out, FileHandle handle) {
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AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG(Get(handle)->GetSize(out), handle, AMS_FS_IMPL_ACCESS_LOG_FORMAT_GET_FILE_SIZE(out)));
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return ResultSuccess();
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}
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Result FlushFile(FileHandle handle) {
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AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG(Get(handle)->Flush(), handle, AMS_FS_IMPL_ACCESS_LOG_FORMAT_NONE));
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return ResultSuccess();
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}
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Result WriteFile(FileHandle handle, s64 offset, const void *buffer, size_t size, const fs::WriteOption &option) {
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AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG(Get(handle)->Write(offset, buffer, size, option), handle, AMS_FS_IMPL_ACCESS_LOG_FORMAT_WRITE_FILE(option), offset, size));
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return ResultSuccess();
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}
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Result SetFileSize(FileHandle handle, s64 size) {
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AMS_FS_R_TRY(AMS_FS_IMPL_ACCESS_LOG(Get(handle)->SetSize(size), handle, AMS_FS_IMPL_ACCESS_LOG_FORMAT_SIZE, size));
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return ResultSuccess();
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}
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int GetFileOpenMode(FileHandle handle) {
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const int mode = Get(handle)->GetOpenMode();
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AMS_FS_IMPL_ACCESS_LOG(ResultSuccess(), handle, AMS_FS_IMPL_ACCESS_LOG_FORMAT_OPEN_MODE, static_cast<u32>(mode));
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return mode;
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}
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void CloseFile(FileHandle handle) {
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AMS_FS_IMPL_ACCESS_LOG((delete Get(handle), ResultSuccess()), handle, AMS_FS_IMPL_ACCESS_LOG_FORMAT_NONE);
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}
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Result QueryRange(QueryRangeInfo *out, FileHandle handle, s64 offset, s64 size) {
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AMS_FS_R_TRY(Get(handle)->OperateRange(out, sizeof(*out), OperationId::QueryRange, offset, size, nullptr, 0));
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return ResultSuccess();
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}
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}
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