bitop_funcs.h
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/*****************************************************************************
* Copyright Statement:
* --------------------
* This software is protected by Copyright and the information contained
* herein is confidential. The software may not be copied and the information
* contained herein may not be used or disclosed except with the written
* permission of MediaTek Inc. (C) 2005
*
* BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
* AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
* THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
* NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
* SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
* BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
* LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
* MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
*
* THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
* WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
* LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
* RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
* THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
*
*****************************************************************************/
/*****************************************************************************
*
* Filename:
* ---------
* bitop_funcs.h
*
* Project:
* --------
* Maui_Software
*
* Description:
* ------------
* Functions for putting and getting bit fields into
* byte arrays.
*
* Author:
* -------
* -------
*
*============================================================================
* HISTORY
* Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*------------------------------------------------------------------------------
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*------------------------------------------------------------------------------
* Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*============================================================================
****************************************************************************/
/*********************************************************************
(C) _____ (year of first publication) Sasken communication
Technologies Limited, All rights reserved.
* This file provides a template for .c files. This space
* should be used to describe the file contents
* Component-specific prefix : xxxx
*********************************************************************/
#ifndef _BITOP_FUNCS_H
#define _BITOP_FUNCS_H
/*RHR*/
#include "kal_general_types.h"
/*RHR*/
/***************************************************************************
* Exported Function Prototypes
***************************************************************************/
extern unsigned int mask(unsigned int width);
extern unsigned int get_bits_1_8(
kal_uint8 *addr,
unsigned int offset,
unsigned int width
);
extern unsigned int get_bits_9_16(
kal_uint8 *addr,
unsigned int offset,
unsigned int width
);
extern unsigned int get_bits_17_24(
kal_uint8 *addr,
unsigned int offset,
unsigned int width
);
extern unsigned int get_bits_25_32(
kal_uint8 *addr,
unsigned int offset,
unsigned int width
);
extern unsigned int get_bits(
kal_uint8 *addr,
unsigned int offset,
unsigned int width
);
extern void put_bits_1_8(
kal_uint8 *addr,
unsigned int offset,
unsigned int width,
unsigned int put_val
);
extern void put_bits_9_16(
kal_uint8 *addr,
unsigned int offset,
unsigned int width,
unsigned int put_val
);
extern void put_bits_17_24(
kal_uint8 *addr,
unsigned int offset,
unsigned int width,
unsigned int put_val
);
extern void put_bits_25_32(
kal_uint8 *addr,
unsigned int offset,
unsigned int width,
unsigned int put_val
);
extern void put_bits(
kal_uint8 *addr,
unsigned int offset,
unsigned int width,
unsigned int put_val
);
/* constants for shift directions */
#define SHIFT_LEFT 1
#define SHIFT_RIGHT 2
/* Length of a static buffer */
#define SHIFT_BUFFER_LEN 255
void copy_bits16(const kal_uint8 *pzSrc,
kal_uint16 u16SrcIndex,
kal_uint8 *pzDst,
kal_uint16 *pu16DstIndex,
kal_uint16 u16NumBits);
kal_uint16 shift_bits16(kal_uint8 *pzSrc,
kal_uint8 *pzDest,
kal_uint16 u16SizeInBytes,
kal_uint16 u16ShiftBits,
kal_uint16 u16Direction);
/***************************************************************************
* Declarations Of Exported Globals
***************************************************************************/
#endif /* _BITOP_FUNCS_H */