GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libc/net/gai_strerror.c Lines: 0 17 0.0 %
Date: 2017-11-13 Branches: 0 16 0.0 %

Line Branch Exec Source
1
/*	$OpenBSD: gai_strerror.c,v 1.8 2015/09/14 07:38:38 guenther Exp $	*/
2
3
/*
4
 * Copyright (c) 1997-1999, Craig Metz, All rights reserved.
5
 *
6
 * Redistribution and use in source and binary forms, with or without
7
 * modification, are permitted provided that the following conditions
8
 * are met:
9
 * 1. Redistributions of source code must retain the above copyright
10
 *    notice, this list of conditions and the following disclaimer.
11
 * 2. Redistributions in binary form must reproduce the above copyright
12
 *    notice, this list of conditions and the following disclaimer in the
13
 *    documentation and/or other materials provided with the distribution.
14
 * 3. All advertising materials mentioning features or use of this software
15
 *    must display the following acknowledgement:
16
 *      This product includes software developed by Craig Metz and
17
 *      by other contributors.
18
 * 4. Neither the name of the author nor the names of contributors
19
 *    may be used to endorse or promote products derived from this software
20
 *    without specific prior written permission.
21
 *
22
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32
 * SUCH DAMAGE.
33
 */
34
35
/* gai_strerror() v1.38 */
36
37
#include <sys/types.h>
38
#include <netdb.h>
39
#include <errno.h>
40
41
const char *
42
gai_strerror(int errnum)
43
{
44
	switch (errnum) {
45
	case 0:
46
		return "no error";
47
	case EAI_BADFLAGS:
48
		return "invalid value for ai_flags";
49
	case EAI_NONAME:
50
		return "name or service is not known";
51
	case EAI_AGAIN:
52
		return "temporary failure in name resolution";
53
	case EAI_FAIL:
54
		return "non-recoverable failure in name resolution";
55
	case EAI_NODATA:
56
		return "no address associated with name";
57
	case EAI_FAMILY:
58
		return "ai_family not supported";
59
	case EAI_SOCKTYPE:
60
		return "ai_socktype not supported";
61
	case EAI_SERVICE:
62
		return "service not supported for ai_socktype";
63
	case EAI_ADDRFAMILY:
64
		return "address family for name not supported";
65
	case EAI_MEMORY:
66
		return "memory allocation failure";
67
	case EAI_SYSTEM:
68
		return "system error";
69
	case EAI_BADHINTS:
70
		return "invalid value for hints";
71
	case EAI_PROTOCOL:
72
		return "resolved protocol is unknown";
73
	case EAI_OVERFLOW:
74
		return "argument buffer overflow";
75
	default:
76
		return "unknown/invalid error";
77
	}
78
}
79
DEF_WEAK(gai_strerror);