Orange Pi5 kernel

// 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;
}