xref: /optee_os/lib/libutils/ext/include/printk.h (revision fe3ccf2450fb11c10c334a0c22de79fe8d2591a5)
1*fe3ccf24SJerome Forissier /*
2*fe3ccf24SJerome Forissier  * Copyright (c) 2015 Linaro Limited
3*fe3ccf24SJerome Forissier  * All rights reserved.
4*fe3ccf24SJerome Forissier  *
5*fe3ccf24SJerome Forissier  * Redistribution and use in source and binary forms, with or without
6*fe3ccf24SJerome Forissier  * modification, are permitted provided that the following conditions are met:
7*fe3ccf24SJerome Forissier  *
8*fe3ccf24SJerome Forissier  * 1. Redistributions of source code must retain the above copyright notice,
9*fe3ccf24SJerome Forissier  * this list of conditions and the following disclaimer.
10*fe3ccf24SJerome Forissier  *
11*fe3ccf24SJerome Forissier  * 2. Redistributions in binary form must reproduce the above copyright notice,
12*fe3ccf24SJerome Forissier  * this list of conditions and the following disclaimer in the documentation
13*fe3ccf24SJerome Forissier  * and/or other materials provided with the distribution.
14*fe3ccf24SJerome Forissier  *
15*fe3ccf24SJerome Forissier  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16*fe3ccf24SJerome Forissier  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17*fe3ccf24SJerome Forissier  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18*fe3ccf24SJerome Forissier  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
19*fe3ccf24SJerome Forissier  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20*fe3ccf24SJerome Forissier  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21*fe3ccf24SJerome Forissier  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22*fe3ccf24SJerome Forissier  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23*fe3ccf24SJerome Forissier  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24*fe3ccf24SJerome Forissier  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25*fe3ccf24SJerome Forissier  * POSSIBILITY OF SUCH DAMAGE.
26*fe3ccf24SJerome Forissier  */
27*fe3ccf24SJerome Forissier 
28*fe3ccf24SJerome Forissier /*
29*fe3ccf24SJerome Forissier  * This file provides extensions to the standard snprintf() and vsnprintf()
30*fe3ccf24SJerome Forissier  * functions. These 'k' variants support additional formats.
31*fe3ccf24SJerome Forissier  */
32*fe3ccf24SJerome Forissier 
33*fe3ccf24SJerome Forissier #ifndef PRINTK_H
34*fe3ccf24SJerome Forissier #define PRINTK_H
35*fe3ccf24SJerome Forissier 
36*fe3ccf24SJerome Forissier #include <stddef.h>
37*fe3ccf24SJerome Forissier #include <stdarg.h>
38*fe3ccf24SJerome Forissier #include <stdbool.h>
39*fe3ccf24SJerome Forissier 
40*fe3ccf24SJerome Forissier int snprintk(char *str, size_t size, const char *fmt, ...)
41*fe3ccf24SJerome Forissier 		    __attribute__((__format__(__printf__, 3, 4)));
42*fe3ccf24SJerome Forissier int vsnprintk(char *str, size_t size, const char *fmt, va_list ap)
43*fe3ccf24SJerome Forissier 		    __attribute__((__format__(__printf__, 3, 0)));
44*fe3ccf24SJerome Forissier 
45*fe3ccf24SJerome Forissier int __vsnprintf(char *str, size_t size, const char *fmt, va_list ap,
46*fe3ccf24SJerome Forissier 		bool ext) __attribute__((__format__(__printf__, 3, 0)));
47*fe3ccf24SJerome Forissier 
48*fe3ccf24SJerome Forissier #endif /* PRINTK_H */
49