/* * Copyright (c) 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 <exosphere.hpp> namespace ams::fs { enum OpenMode { OpenMode_Read = (1 << 0), OpenMode_Write = (1 << 1), OpenMode_AllowAppend = (1 << 2), OpenMode_ReadWrite = (OpenMode_Read | OpenMode_Write), OpenMode_All = (OpenMode_ReadWrite | OpenMode_AllowAppend), }; struct ReadOption { u32 _value; static const ReadOption None; }; inline constexpr const ReadOption ReadOption::None = {0}; inline constexpr bool operator==(const ReadOption &lhs, const ReadOption &rhs) { return lhs._value == rhs._value; } inline constexpr bool operator!=(const ReadOption &lhs, const ReadOption &rhs) { return !(lhs == rhs); } static_assert(util::is_pod<ReadOption>::value && sizeof(ReadOption) == sizeof(u32)); struct WriteOption { u32 _value; constexpr inline bool HasFlushFlag() const { return _value & 1; } static const WriteOption None; static const WriteOption Flush; }; inline constexpr const WriteOption WriteOption::None = {0}; inline constexpr const WriteOption WriteOption::Flush = {1}; inline constexpr bool operator==(const WriteOption &lhs, const WriteOption &rhs) { return lhs._value == rhs._value; } inline constexpr bool operator!=(const WriteOption &lhs, const WriteOption &rhs) { return !(lhs == rhs); } static_assert(util::is_pod<WriteOption>::value && sizeof(WriteOption) == sizeof(u32)); enum DirectoryEntryType { DirectoryEntryType_Directory = 0, DirectoryEntryType_File = 1, }; struct DirectoryEntry { u64 file_size; u16 file_date; u16 file_time; u8 file_attr; char altname[13]; char file_name[0x100]; }; constexpr ALWAYS_INLINE DirectoryEntryType GetEntryType(const DirectoryEntry &entry) { return (entry.file_attr & 0x10) ? DirectoryEntryType_Directory : DirectoryEntryType_File; } struct FileHandle { void *_handle; }; struct DirectoryHandle { void *_handle; }; bool MountSdCard(); void UnmountSdCard(); Result GetEntryType(DirectoryEntryType *out_entry_type, bool *out_archive, const char *path); Result CreateFile(const char *path, s64 size); Result CreateDirectory(const char *path); Result OpenFile(FileHandle *out_file, const char *path, int mode); Result OpenDirectory(DirectoryHandle *out_dir, const char *path); Result ReadDirectory(s64 *out_count, DirectoryEntry *out_entries, DirectoryHandle handle, s64 max_entries); void CloseDirectory(DirectoryHandle handle); Result ReadFile(FileHandle handle, s64 offset, void *buffer, size_t size, const fs::ReadOption &option); Result ReadFile(FileHandle handle, s64 offset, void *buffer, size_t size); Result ReadFile(size_t *out, FileHandle handle, s64 offset, void *buffer, size_t size, const fs::ReadOption &option); Result ReadFile(size_t *out, FileHandle handle, s64 offset, void *buffer, size_t size); Result GetFileSize(s64 *out, FileHandle handle); Result FlushFile(FileHandle handle); Result WriteFile(FileHandle handle, s64 offset, const void *buffer, size_t size, const fs::WriteOption &option); Result SetFileSize(FileHandle handle, s64 size); int GetFileOpenMode(FileHandle handle); void CloseFile(FileHandle handle); }