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/******************************************************************************
*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*****************************************************************************
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
/**
*******************************************************************************
* @file
* ih264_mem_fns.c
*
* @brief
* Functions used for memory operations
*
* @author
* Ittiam
*
* @par List of Functions:
* ih264_memcpy()
* ih264_memcpy_mul_8()
* ih264_memset()
* ih264_memset_mul_8()
* ih264_memset_16bit()
* ih264_memset_16bit_mul_8()
*
* @remarks
* None
*
******************************************************************************
*/
/*****************************************************************************/
/* File Includes */
/*****************************************************************************/
/* System include files */
#include <stdio.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
/* User include files */
#include "ih264_typedefs.h"
#include "ih264_mem_fns.h"
/**
*******************************************************************************
*
* @brief
* memcpy of a 8,16 or 32 bytes
*
* @par Description:
* Does memcpy of 8bit data from source to destination for 8,16 or 32 number of bytes
*
* @param[in] pu1_dst
* UWORD8 pointer to the destination
*
* @param[in] pu1_src
* UWORD8 pointer to the source
*
* @param[in] num_bytes
* number of bytes to copy
* @returns
*
* @remarks
* None
*
*******************************************************************************
*/
void ih264_memcpy(UWORD8 *pu1_dst, UWORD8 *pu1_src, UWORD32 num_bytes)
{
memcpy(pu1_dst, pu1_src, num_bytes);
}
void ih264_memcpy_mul_8(UWORD8 *pu1_dst, UWORD8 *pu1_src, UWORD32 num_bytes)
{
memcpy(pu1_dst, pu1_src, num_bytes);
}
/**
*******************************************************************************
*
* @brief
* memset of a 8,16 or 32 bytes
*
* @par Description:
* Does memset of 8bit data for 8,16 or 32 number of bytes
*
* @param[in] pu1_dst
* UWORD8 pointer to the destination
*
* @param[in] value
* UWORD8 value used for memset
*
* @param[in] num_bytes
* number of bytes to set
* @returns
*
* @remarks
* None
*
*******************************************************************************
*/
void ih264_memset(UWORD8 *pu1_dst, UWORD8 value, UWORD32 num_bytes)
{
memset(pu1_dst, value, num_bytes);
}
void ih264_memset_mul_8(UWORD8 *pu1_dst, UWORD8 value, UWORD32 num_bytes)
{
memset(pu1_dst, value, num_bytes);
}
/**
*******************************************************************************
*
* @brief
* memset of 16bit data of a 8,16 or 32 bytes
*
* @par Description:
* Does memset of 16bit data for 8,16 or 32 number of bytes
*
* @param[in] pu2_dst
* UWORD8 pointer to the destination
*
* @param[in] value
* UWORD16 value used for memset
*
* @param[in] num_words
* number of words to set
* @returns
*
* @remarks
* None
*
*******************************************************************************
*/
void ih264_memset_16bit(UWORD16 *pu2_dst, UWORD16 value, UWORD32 num_words)
{
UWORD32 i;
for(i = 0; i < num_words; i++)
{
*pu2_dst++ = value;
}
}
void ih264_memset_16bit_mul_8(UWORD16 *pu2_dst,
UWORD16 value,
UWORD32 num_words)
{
UWORD32 i;
for(i = 0; i < num_words; i++)
{
*pu2_dst++ = value;
}
}
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