mirror of
https://gitlab.isc.org/isc-projects/bind9
synced 2025-08-23 10:39:16 +00:00
72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
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/*
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* Copyright (C) 2000 Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
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* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
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* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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#include <stdio.h>
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#include <sys/socket.h>
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#include <lwres/netdb.h>
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static void
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print_he(struct hostent *he, int error, const char *fun, const char *name) {
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char **c;
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int i;
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if (he != NULL) {
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printf("%s(%s):\n", fun, name);
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printf("\tname = %s\n", he->h_name);
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printf("\taddrtype = %d\n", he->h_addrtype);
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printf("\tlength = %d\n", he->h_length);
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c = he->h_aliases;
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i = 1;
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while (*c != NULL) {
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printf("\talias[%d] = %s\n", i, *c);
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i++;
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c++;
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}
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c = he->h_addr_list;
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i = 1;
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while (*c != NULL) {
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char buf[128];
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inet_ntop(he->h_addrtype, c, buf, sizeof (buf));
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printf("\taddress[%d] = %s\n", i, buf);
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c++;
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i++;
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}
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} else {
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printf("%s(%s): error = %d\n", fun, name, error);
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}
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}
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int
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main(int argc, char **argv) {
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struct hostent *he;
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char **c;
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int error;
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while (argv[1] != NULL) {
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he = gethostbyname(argv[1]);
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print_he(he, 0 /* XXX h_errno */, "gethostbyname", argv[1]);
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he = getipnodebyname(argv[1], AF_INET, AI_DEFAULT|AI_ALL,
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&error);
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print_he(he, error, "getipnodebyname", argv[1]);
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if (he != NULL)
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freehostent(he);
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argv++;
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}
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exit(0);
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}
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