xref: /openbsd-src/usr.bin/sndiod/utils.h (revision 4e1ee0786f11cc571bd0be17d38e46f635c719fc)
1 /*	$OpenBSD: utils.h,v 1.5 2020/01/23 05:40:09 ratchov Exp $	*/
2 /*
3  * Copyright (c) 2003-2012 Alexandre Ratchov <alex@caoua.org>
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 #ifndef UTILS_H
19 #define UTILS_H
20 
21 #include <stddef.h>
22 
23 struct name {
24 	struct name *next;
25 	char str[];
26 };
27 
28 void log_puts(char *);
29 void log_putx(unsigned long);
30 void log_putu(unsigned long);
31 void log_puti(long);
32 void panic(void);
33 void log_flush(void);
34 
35 void *xmalloc(size_t);
36 char *xstrdup(char *);
37 void xfree(void *);
38 
39 void namelist_add(struct name **, char *);
40 void namelist_clear(struct name **);
41 char *namelist_byindex(struct name **, unsigned int);
42 
43 /*
44  * Log levels:
45  *
46  * 0 - fatal errors: bugs, asserts, internal errors.
47  * 1 - warnings: bugs in clients, failed allocations, non-fatal errors.
48  * 2 - misc information (hardware parameters, incoming clients)
49  * 3 - structural changes (eg. new streams, new parameters ...)
50  * 4 - data blocks and messages
51  */
52 extern unsigned int log_level;
53 extern unsigned int log_sync;
54 
55 #endif
56