eai_to_heim_errno.c revision 127808 
1/*
2 * Copyright (c) 2000 - 2001 Kungliga Tekniska H�gskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * 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 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of the Institute nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#include <krb5_locl.h>
35
36RCSID("$Id: eai_to_heim_errno.c,v 1.3.8.1 2004/02/13 16:15:16 lha Exp $");
37
38/*
39 * convert the getaddrinfo error code in `eai_errno' into a
40 * krb5_error_code. `system_error' should have the value of the errno
41 * after the failed call.
42 */
43
44krb5_error_code
45krb5_eai_to_heim_errno(int eai_errno, int system_error)
46{
47    switch(eai_errno) {
48    case EAI_NOERROR:
49	return 0;
50#ifdef EAI_ADDRFAMILY
51    case EAI_ADDRFAMILY:
52	return HEIM_EAI_ADDRFAMILY;
53#endif
54    case EAI_AGAIN:
55	return HEIM_EAI_AGAIN;
56    case EAI_BADFLAGS:
57	return HEIM_EAI_BADFLAGS;
58    case EAI_FAIL:
59	return HEIM_EAI_FAIL;
60    case EAI_FAMILY:
61	return HEIM_EAI_FAMILY;
62    case EAI_MEMORY:
63	return HEIM_EAI_MEMORY;
64#if defined(EAI_NODATA) && EAI_NODATA != EAI_NONAME
65    case EAI_NODATA:
66	return HEIM_EAI_NODATA;
67#endif
68    case EAI_NONAME:
69	return HEIM_EAI_NONAME;
70    case EAI_SERVICE:
71	return HEIM_EAI_SERVICE;
72    case EAI_SOCKTYPE:
73	return HEIM_EAI_SOCKTYPE;
74    case EAI_SYSTEM:
75	return system_error;
76    default:
77	return HEIM_EAI_UNKNOWN; /* XXX */
78    }
79}
80
81krb5_error_code
82krb5_h_errno_to_heim_errno(int eai_errno)
83{
84    switch(eai_errno) {
85    case 0:
86	return 0;
87    case HOST_NOT_FOUND:
88	return HEIM_EAI_NONAME;
89    case TRY_AGAIN:
90	return HEIM_EAI_AGAIN;
91    case NO_RECOVERY:
92	return HEIM_EAI_FAIL;
93    case NO_DATA:
94	return HEIM_EAI_NONAME;
95    default:
96	return HEIM_EAI_UNKNOWN; /* XXX */
97    }
98}
99