| 1 | // SPDX-License-Identifier: GPL-2.0 |
|---|---|
| 2 | #include <sys/types.h> |
| 3 | #include <linux/kernel.h> |
| 4 | #include <stdio.h> |
| 5 | |
| 6 | int 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 | |
| 14 | int 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 | |
| 27 | int 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 |