rtxBitEncode.h

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00001 /*
00002  * Copyright (c) 2007-2017 Objective Systems, Inc.
00003  *
00004  * This software is furnished under a license and may be used and copied
00005  * only in accordance with the terms of such license and with the
00006  * inclusion of the above copyright notice. This software or any other
00007  * copies thereof may not be provided or otherwise made available to any
00008  * other person. No title to and ownership of the software is hereby
00009  * transferred.
00010  *
00011  * The information in this software is subject to change without notice
00012  * and should not be construed as a commitment by Objective Systems, Inc.
00013  *
00014  * PROPRIETARY NOTICE
00015  *
00016  * This software is an unpublished work subject to a confidentiality agreement
00017  * and is protected by copyright and trade secret law.  Unauthorized copying,
00018  * redistribution or other use of this work is prohibited.
00019  *
00020  * The above notice of copyright on this source code product does not indicate
00021  * any actual or intended publication of such source code.
00022  *
00023  *****************************************************************************/
00028 #ifndef _RTXBITENCODE_H_
00029 #define _RTXBITENCODE_H_
00030 
00031 #include "rtxsrc/rtxContext.h"
00032 
00033 #ifdef __cplusplus
00034 extern "C" {
00035 #endif
00036 
00044 #define rtxEncByteAlignPattern(pctxt, pattern) \
00045 if ((pctxt)->buffer.bitOffset != 8) { \
00046    rtxEncBits(pctxt, pattern, (pctxt)->buffer.bitOffset); }
00047 
00063 EXTERNRT int rtxEncBitsPattern(OSCTXT* pctxt, OSUINT8 pattern, size_t nbits);
00064 
00074 EXTERNRT int rtxEncBit (OSCTXT* pctxt, OSBOOL value);
00075 
00088 EXTERNRT int rtxEncBits (OSCTXT* pctxt, OSUINT32 value, size_t nbits);
00089 
00101 EXTERNRT int rtxEncBitsFromByteArray
00102 (OSCTXT* pctxt, const OSOCTET* pvalue, size_t nbits);
00103 
00117 EXTERNRT int rtxCopyBits
00118 (OSCTXT* pctxt, const OSOCTET* pvalue, size_t nbits, OSUINT32 bitOffset);
00119 
00132 EXTERNRT int rtxMergeBits (OSCTXT* pctxt, OSUINT32 value, OSSIZE nbits);
00133 
00134 #ifdef __cplusplus
00135 }
00136 #endif
00137 
00138 #endif