view src/dmgrowbuf.h @ 1454:fff3b58d031c

Add a growable buffer implementation.
author Matti Hamalainen <ccr@tnsp.org>
date Thu, 10 May 2018 18:33:57 +0300
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children a957b318fbe2
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/*
 * DMLib
 * -- Growable buffer implementation
 * Programmed and designed by Matti 'ccr' Hamalainen
 * (C) Copyright 2018 Tecnic Software productions (TNSP)
 */
#ifndef DMGROWBUF_H
#define DMGROWBUF_H

#include "dmlib.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef struct
{
    Uint8 *data;
    size_t len, size, mingrow;
    BOOL allocated;
} DMGrowBuf;


int    dmGrowBufInit(DMGrowBuf *buf, const size_t initial, const size_t mingrow);
int    dmGrowBufAlloc(DMGrowBuf **pbuf, const size_t initial, const size_t mingrow);
void   dmGrowBufFree(DMGrowBuf *buf);
BOOL   dmGrowBufGrow(DMGrowBuf *buf, const size_t amount);
int    dmGrowBufResize(DMGrowBuf *buf);

BOOL   dmGrowBufPutU8(DMGrowBuf *buf, const Uint8 value);
BOOL   dmGrowBufPutStrU8(DMGrowBuf *buf, const void *str, const size_t len);

BOOL   dmGrowBufPutU16BE(DMGrowBuf *buf, const Uint16 val);
BOOL   dmGrowBufPutU16LE(DMGrowBuf *buf, const Uint16 val);
BOOL   dmGrowBufPutU32BE(DMGrowBuf *buf, const Uint32 val);
BOOL   dmGrowBufPutU32LE(DMGrowBuf *buf, const Uint32 val);


#ifdef __cplusplus
}
#endif

#endif // DMGROWBUF_H