furnace/src/engine/safeWriter.h
2022-08-04 00:51:47 -05:00

74 lines
1.9 KiB
C++

/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2022 tildearrow and contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _SAFEWRITER_H
#define _SAFEWRITER_H
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "safeReader.h"
#include "../ta-utils.h"
class SafeWriter {
bool operative;
unsigned char* buf;
size_t bufLen;
size_t len;
size_t curSeek;
void checkSize(size_t amount);
public:
unsigned char* getFinalBuf();
bool seek(ssize_t where, int whence);
size_t tell();
size_t size();
int write(const void* what, size_t count);
int writeC(signed char val);
int writeS(short val);
int writeS_BE(short val);
int writeI(int val);
int writeI_BE(int val);
int writeL(int64_t val);
int writeL_BE(int64_t val);
int writeF(float val);
int writeF_BE(float val);
int writeD(double val);
int writeD_BE(double val);
int writeWString(WString val, bool pascal);
int writeString(String val, bool pascal);
int writeText(String val);
void init();
SafeReader* toReader();
void finish();
SafeWriter():
operative(false),
buf(NULL),
bufLen(0),
len(0),
curSeek(0) {}
};
#endif