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
|
// SPDX-License-Identifier: BSD-2-Clause
/*
* Copyright (c) 2020, Huawei Technologies Co., Ltd
*/
#include <compiler.h>
#include <printk.h>
#include <stdio.h>
#include <stdlib.h>
int sprintf(char *str, const char *fmt, ...)
{
int retval;
va_list ap;
va_start(ap, fmt);
retval = __vsprintf(str, fmt, ap);
va_end(ap);
return retval;
}
int __sprintf_chk(char *str, int flag __unused, size_t slen,
const char *fmt, ...)
{
int retval;
va_list ap;
if (slen == 0)
abort();
va_start(ap, fmt);
retval = __vsnprintf(str, slen, fmt, ap, false);
va_end(ap);
if (retval > 0 && (size_t)retval >= slen)
abort();
return retval;
}
|
