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46 lines
755 B
46 lines
755 B
// 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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