Mercurial > hg > dmlib
view src/dmgrowbuf.h @ 2029:5ecd51009072
Rename '-c' colorindex map short option to '-m'.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Thu, 08 Nov 2018 11:42:23 +0200 |
parents | 3d4bb20f6739 |
children | 732fa926a5ef |
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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; // Actually allocated data pointer size_t offs, // Current offset size, // Actual allocated size len, // Size requested mingrow; // Minimum amount of bytes the allocation size grows by BOOL backwards, // TRUE if the buffer grows backwards (e.g. "offs" moves backwards) literal, // TRUE if dmGrowBufPut*() functions stores data "literally" in backwards mode is_const; // TRUE will cause any reallocs etc. modifications to fail } DMGrowBuf; int dmGrowBufInit(DMGrowBuf *buf); int dmGrowBufAlloc(DMGrowBuf *buf, const size_t initial, const size_t mingrow); void dmGrowBufFree(DMGrowBuf *buf); DMGrowBuf * dmGrowBufCopy(DMGrowBuf *dst, const DMGrowBuf *src, const size_t enlarge); DMGrowBuf * dmGrowBufCopyOffs(DMGrowBuf *dst, const DMGrowBuf *src, const size_t offs, const size_t enlarge); DMGrowBuf * dmGrowBufConstCopy(DMGrowBuf *dst, const DMGrowBuf *src); DMGrowBuf * dmGrowBufConstCopyOffs(DMGrowBuf *dst, const DMGrowBuf *src, const size_t offs); DMGrowBuf * dmGrowBufConstCreateFrom(DMGrowBuf *buf, Uint8 *data, size_t len); BOOL dmGrowBufGrow(DMGrowBuf *buf, const size_t amount); BOOL dmGrowBufCheckGrow(DMGrowBuf *buf, const size_t nsize); BOOL dmGrowBufPut(DMGrowBuf *buf, const Uint8 *data, const size_t len); BOOL dmGrowBufPutU8(DMGrowBuf *buf, const Uint8 value); 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); BOOL dmGrowBufGetU8(DMGrowBuf *buf, Uint8 *value); #ifdef __cplusplus } #endif #endif // DMGROWBUF_H