1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
// SPDX-License-Identifier: GPL-2.0
/*
* arch/mips/boot/compressed/string.c
*
* Very small subset of simple string routines
*/
#include <linux/compiler_attributes.h>
#include <linux/types.h>
#include <asm/string.h>
void *memcpy(void *dest, const void *src, size_t n)
{
int i;
const char *s = src;
char *d = dest;
for (i = 0; i < n; i++)
d[i] = s[i];
return dest;
}
void *memset(void *s, int c, size_t n)
{
int i;
char *ss = s;
for (i = 0; i < n; i++)
ss[i] = c;
return s;
}
void * __weak memmove(void *dest, const void *src, size_t n)
{
unsigned int i;
const char *s = src;
char *d = dest;
if ((uintptr_t)dest < (uintptr_t)src) {
for (i = 0; i < n; i++)
d[i] = s[i];
} else {
for (i = n; i > 0; i--)
d[i - 1] = s[i - 1];
}
return dest;
}
|
