36 lines
911 B
C
36 lines
911 B
C
/******************************************************************************
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* Copyright (c) 2004, 2008 IBM Corporation
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* All rights reserved.
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* This program and the accompanying materials
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* are made available under the terms of the BSD License
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* which accompanies this distribution, and is available at
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* http://www.opensource.org/licenses/bsd-license.php
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*
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* Contributors:
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* IBM Corporation - initial implementation
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*****************************************************************************/
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#include <stddef.h>
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#include <ccan/short_types/short_types.h>
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void *memcpy(void *dest, const void *src, size_t n);
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void *memcpy(void *dest, const void *src, size_t n)
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{
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void *ret = dest;
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while (n >= 8) {
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*(uint64_t *)dest = *(uint64_t *)src;
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dest += 8;
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src += 8;
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n -= 8;
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}
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while (n > 0) {
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*(uint8_t *)dest = *(uint8_t *)src;
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dest += 1;
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src += 1;
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n -= 1;
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}
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return ret;
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}
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