1// SPDX-License-Identifier: GPL-2.0
2#include <sys/types.h>
3#include <linux/kernel.h>
4#include <stdio.h>
5
6int vscnprintf(char *buf, size_t size, const char *fmt, va_list args)
7{
8       int i = vsnprintf(buf, size, fmt, args);
9       ssize_t ssize = size;
10
11       return (i >= ssize) ? (ssize - 1) : i;
12}
13
14int scnprintf(char * buf, size_t size, const char * fmt, ...)
15{
16       ssize_t ssize = size;
17       va_list args;
18       int i;
19
20       va_start(args, fmt);
21       i = vsnprintf(buf, size, fmt, args);
22       va_end(args);
23
24       return (i >= ssize) ? (ssize - 1) : i;
25}
26
27int scnprintf_pad(char * buf, size_t size, const char * fmt, ...)
28{
29	ssize_t ssize = size;
30	va_list args;
31	int i;
32
33	va_start(args, fmt);
34	i = vscnprintf(buf, size, fmt, args);
35	va_end(args);
36
37	if (i < (int) size) {
38		for (; i < (int) size; i++)
39			buf[i] = ' ';
40		buf[i] = 0x0;
41	}
42
43	return (i >= ssize) ? (ssize - 1) : i;
44}
45