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| // 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>
|
| 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;
| }
|
|
