c931d8e417
Reformat source code with clang-format Closes #46 See merge request isc-projects/bind9!2156 (cherry picked from commit7099e79a9b)4c3b063eImport Linux kernel .clang-format with small modificationsf50b1e06Use clang-format to reformat the source files11341c76Update the definition files for Windowsdf6c1f76Remove tkey_test (which is no-op anyway)
72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* See the COPYRIGHT file distributed with this work for additional
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* information regarding copyright ownership.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <isc/net.h>
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#include <isc/print.h>
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#include <irs/netdb.h>
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static void
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do_gai(int family, char *hostname)
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{
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struct addrinfo hints, *res, *res0;
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int error;
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char namebuf[1024], addrbuf[1024], servbuf[1024];
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memset(&hints, 0, sizeof(hints));
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hints.ai_family = family;
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hints.ai_socktype = SOCK_STREAM;
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hints.ai_flags = AI_CANONNAME;
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error = getaddrinfo(hostname, "http", &hints, &res0);
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if (error) {
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fprintf(stderr, "getaddrinfo failed for %s,family=%d: %s\n",
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hostname, family, gai_strerror(error));
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return;
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}
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for (res = res0; res; res = res->ai_next) {
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error = getnameinfo(res->ai_addr, (socklen_t)res->ai_addrlen,
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addrbuf, sizeof(addrbuf), NULL, 0,
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NI_NUMERICHOST);
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if (error == 0)
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error = getnameinfo(res->ai_addr,
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(socklen_t)res->ai_addrlen, namebuf,
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sizeof(namebuf), servbuf,
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sizeof(servbuf), 0);
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if (error != 0) {
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fprintf(stderr, "getnameinfo failed: %s\n",
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gai_strerror(error));
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} else {
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printf("%s(%s/%s)=%s:%s\n", hostname, res->ai_canonname,
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addrbuf, namebuf, servbuf);
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}
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}
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freeaddrinfo(res0);
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}
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int
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main(int argc, char *argv[])
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{
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if (argc < 2)
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exit(1);
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do_gai(AF_INET, argv[1]);
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do_gai(AF_INET6, argv[1]);
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do_gai(AF_UNSPEC, argv[1]);
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return (0);
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}
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