5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
47 lines
755 B
C
47 lines
755 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* arch/mips/boot/compressed/string.c
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*
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* Very small subset of simple string routines
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*/
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#include <linux/compiler_attributes.h>
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#include <linux/types.h>
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void *memcpy(void *dest, const void *src, size_t n)
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{
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int i;
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const char *s = src;
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char *d = dest;
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for (i = 0; i < n; i++)
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d[i] = s[i];
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return dest;
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}
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void *memset(void *s, int c, size_t n)
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{
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int i;
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char *ss = s;
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for (i = 0; i < n; i++)
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ss[i] = c;
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return s;
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}
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void * __weak memmove(void *dest, const void *src, size_t n)
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{
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unsigned int i;
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const char *s = src;
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char *d = dest;
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if ((uintptr_t)dest < (uintptr_t)src) {
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for (i = 0; i < n; i++)
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d[i] = s[i];
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} else {
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for (i = n; i > 0; i--)
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d[i - 1] = s[i - 1];
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}
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return dest;
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}
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