citra/src/core/file_sys/directory.h

54 lines
1.7 KiB
C++

// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/hle/kernel/kernel.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
// Structure of a directory entry, from http://3dbrew.org/wiki/FSDir:Read#Entry_format
const size_t FILENAME_LENGTH = 0x20C / 2;
struct Entry {
char16_t filename[FILENAME_LENGTH]; // Entry name (UTF-16, null-terminated)
char short_name[8]; // 8.3 file name ('longfilename' -> 'LONGFI~1')
char unknown1; // unknown (observed values: 0x0A, 0x70, 0xFD)
char extension[3]; // 8.3 file extension (set to spaces for directories)
char unknown2; // unknown (always 0x01)
char unknown3; // unknown (0x00 or 0x08)
char is_directory; // directory flag
char is_hidden; // hidden flag
char is_archive; // archive flag
char is_read_only; // read-only flag
u64 file_size; // file size (for files only)
};
static_assert(sizeof(Entry) == 0x228, "Directory Entry struct isn't exactly 0x228 bytes long!");
class Directory : NonCopyable {
public:
Directory() { }
virtual ~Directory() { }
/**
* List files contained in the directory
* @param count Number of entries to return at once in entries
* @param entries Buffer to read data into
* @return Number of entries listed
*/
virtual u32 Read(const u32 count, Entry* entries) = 0;
/**
* Close the directory
* @return true if the directory closed correctly
*/
virtual bool Close() const = 0;
};
} // namespace FileSys