63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
/*
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******************************************************************************
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*
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* Copyright (C) 1997-2001, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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******************************************************************************
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*
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* File CMEMORY.H
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*
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* Contains stdlib.h/string.h memory functions
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*
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* @author Bertrand A. Damiba
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*
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* Modification History:
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*
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* Date Name Description
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* 6/20/98 Bertrand Created.
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* 05/03/99 stephen Changed from functions to macros.
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*
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******************************************************************************
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*/
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#ifndef CMEMORY_H
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#define CMEMORY_H
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#include <stdlib.h>
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#include <string.h>
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#define uprv_malloc(size) U_STANDARD_CPP_NAMESPACE malloc(size)
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#define uprv_realloc(buffer, size) U_STANDARD_CPP_NAMESPACE realloc(buffer, size)
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#define uprv_free(buffer) U_STANDARD_CPP_NAMESPACE free(buffer)
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#define uprv_memcpy(dst, src, size) U_STANDARD_CPP_NAMESPACE memcpy(dst, src, size)
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#define uprv_memmove(dst, src, size) U_STANDARD_CPP_NAMESPACE memmove(dst, src, size)
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#define uprv_memset(buffer, mark, size) U_STANDARD_CPP_NAMESPACE memset(buffer, mark, size)
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#define uprv_memcmp(buffer1, buffer2, size) U_STANDARD_CPP_NAMESPACE memcmp(buffer1, buffer2,size)
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/**
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* This should align the memory properly on any machine.
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* This is very useful for the safeClone functions.
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*/
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typedef union {
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long t1;
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double t2;
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void *t3;
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} UAlignedMemory;
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/**
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* Get the amount of bytes that a pointer is off by from
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* the previous aligned pointer
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*/
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#define U_ALIGNMENT_OFFSET(ptr) (((long)ptr) & (sizeof(UAlignedMemory) - 1))
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/**
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* Get the amount of bytes to add to a pointer
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* in order to get the next aligned address
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*/
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#define U_ALIGNMENT_OFFSET_UP(ptr) (sizeof(UAlignedMemory) - U_ALIGNMENT_OFFSET(ptr))
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#endif
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