1 /* Test the getaddrinfo module.
3 Copyright (C) 2006-2016 Free Software Foundation, Inc.
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
18 /* Written by Simon Josefsson. */
24 #include "signature.h"
25 SIGNATURE_CHECK (freeaddrinfo, void, (struct addrinfo *));
26 SIGNATURE_CHECK (gai_strerror, char const *, (int));
27 SIGNATURE_CHECK (getaddrinfo, int, (char const *, char const *,
28 struct addrinfo const *,
31 #include <arpa/inet.h>
33 #include <netinet/in.h>
37 /* Whether to print debugging messages. */
38 #define ENABLE_DEBUGGING 0
41 # define dbgprintf printf
43 # define dbgprintf if (0) printf
46 /* BeOS does not have AF_UNSPEC. */
52 # define EAI_SERVICE 0
56 simple (char const *host, char const *service)
60 struct addrinfo hints;
61 struct addrinfo *ai0, *ai;
65 /* Once we skipped the test, do not try anything else */
69 dbgprintf ("Finding %s service %s...\n", host, service);
71 /* This initializes "hints" but does not use it. Is there a reason
72 for this? If so, please fix this comment. */
73 memset (&hints, 0, sizeof (hints));
74 hints.ai_flags = AI_CANONNAME;
75 hints.ai_family = AF_UNSPEC;
76 hints.ai_socktype = SOCK_STREAM;
78 res = getaddrinfo (host, service, 0, &ai0);
81 dbgprintf ("res %d: %s\n", res, gai_strerror (res));
85 /* EAI_AGAIN is returned if no network is available. Don't fail
86 the test merely because someone is down the country on their
91 fprintf (stderr, "skipping getaddrinfo test: no network?\n");
94 /* IRIX reports EAI_NONAME for "https". Don't fail the test
95 merely because of this. */
96 if (res == EAI_NONAME)
98 /* Solaris reports EAI_SERVICE for "http" and "https". Don't
99 fail the test merely because of this. */
100 if (res == EAI_SERVICE)
103 /* AIX reports EAI_NODATA for "https". Don't fail the test
104 merely because of this. */
105 if (res == EAI_NODATA)
108 /* Provide details if errno was set. */
109 if (res == EAI_SYSTEM)
110 fprintf (stderr, "system error: %s\n", strerror (err));
115 for (ai = ai0; ai; ai = ai->ai_next)
117 void *ai_addr = ai->ai_addr;
118 struct sockaddr_in *sock_addr = ai_addr;
119 dbgprintf ("\tflags %x\n", ai->ai_flags + 0u);
120 dbgprintf ("\tfamily %x\n", ai->ai_family + 0u);
121 dbgprintf ("\tsocktype %x\n", ai->ai_socktype + 0u);
122 dbgprintf ("\tprotocol %x\n", ai->ai_protocol + 0u);
123 dbgprintf ("\taddrlen %lu: ", (unsigned long) ai->ai_addrlen);
124 dbgprintf ("\tFound %s\n",
125 inet_ntop (ai->ai_family,
126 &sock_addr->sin_addr,
127 buf, sizeof (buf) - 1));
128 if (ai->ai_canonname)
129 dbgprintf ("\tFound %s...\n", ai->ai_canonname);
133 char portbuf[BUFSIZ];
135 res = getnameinfo (ai->ai_addr, ai->ai_addrlen,
136 ipbuf, sizeof (ipbuf) - 1,
137 portbuf, sizeof (portbuf) - 1,
138 NI_NUMERICHOST|NI_NUMERICSERV);
139 dbgprintf ("\t\tgetnameinfo %d: %s\n", res, gai_strerror (res));
142 dbgprintf ("\t\tip %s\n", ipbuf);
143 dbgprintf ("\t\tport %s\n", portbuf);
154 #define HOST1 "www.gnu.org"
156 #define HOST2 "www.ibm.com"
157 #define SERV2 "https"
158 #define HOST3 "microsoft.com"
160 #define HOST4 "google.org"
165 return simple (HOST1, SERV1)
166 + simple (HOST2, SERV2)
167 + simple (HOST3, SERV3)
168 + simple (HOST4, SERV4);