1 /*
2 * Copyright (c) 2000 - 2001 Kungliga Tekniska Högskolan
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
36 /**
37 * Convert the getaddrinfo() error code to a Kerberos et error code.
38 *
39 * @param eai_errno contains the error code from getaddrinfo().
40 * @param system_error should have the value of errno after the failed getaddrinfo().
41 *
42 * @return Kerberos error code representing the EAI errors.
43 *
44 * @ingroup krb5_error
45 */
46
47 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
krb5_eai_to_heim_errno(int eai_errno,int system_error)48 krb5_eai_to_heim_errno(int eai_errno, int system_error)
49 {
50 switch(eai_errno) {
51 case EAI_NOERROR:
52 return 0;
53 #ifdef EAI_ADDRFAMILY
54 case EAI_ADDRFAMILY:
55 return HEIM_EAI_ADDRFAMILY;
56 #endif
57 case EAI_AGAIN:
58 return HEIM_EAI_AGAIN;
59 case EAI_BADFLAGS:
60 return HEIM_EAI_BADFLAGS;
61 case EAI_FAIL:
62 return HEIM_EAI_FAIL;
63 case EAI_FAMILY:
64 return HEIM_EAI_FAMILY;
65 case EAI_MEMORY:
66 return HEIM_EAI_MEMORY;
67 #if defined(EAI_NODATA) && EAI_NODATA != EAI_NONAME
68 case EAI_NODATA:
69 return HEIM_EAI_NODATA;
70 #endif
71 #ifdef WSANO_DATA
72 case WSANO_DATA:
73 return HEIM_EAI_NODATA;
74 #endif
75 case EAI_NONAME:
76 return HEIM_EAI_NONAME;
77 case EAI_SERVICE:
78 return HEIM_EAI_SERVICE;
79 case EAI_SOCKTYPE:
80 return HEIM_EAI_SOCKTYPE;
81 #ifdef EAI_SYSTEM
82 case EAI_SYSTEM:
83 return system_error;
84 #endif
85 default:
86 return HEIM_EAI_UNKNOWN; /* XXX */
87 }
88 }
89
90 /**
91 * Convert the gethostname() error code (h_error) to a Kerberos et
92 * error code.
93 *
94 * @param eai_errno contains the error code from gethostname().
95 *
96 * @return Kerberos error code representing the gethostname errors.
97 *
98 * @ingroup krb5_error
99 */
100
101 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
krb5_h_errno_to_heim_errno(int eai_errno)102 krb5_h_errno_to_heim_errno(int eai_errno)
103 {
104 switch(eai_errno) {
105 case 0:
106 return 0;
107 case HOST_NOT_FOUND:
108 return HEIM_EAI_NONAME;
109 case TRY_AGAIN:
110 return HEIM_EAI_AGAIN;
111 case NO_RECOVERY:
112 return HEIM_EAI_FAIL;
113 case NO_DATA:
114 return HEIM_EAI_NONAME;
115 default:
116 return HEIM_EAI_UNKNOWN; /* XXX */
117 }
118 }
119