1 /*
2  * Copyright (c) 2019, Arm Limited. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #include <string.h>
8 
9 #undef memrchr
10 
memrchr(const void * src,int c,size_t len)11 void *memrchr(const void *src, int c, size_t len)
12 {
13 	const unsigned char *s = src + (len - 1);
14 
15 	while (len--) {
16 		if (*s == (unsigned char)c) {
17 			return (void*) s;
18 		}
19 
20 		s--;
21 	}
22 
23 	return NULL;
24 }
25