1178825Sdfr/* 2233294Sstas * Copyright (c) 2006 Kungliga Tekniska H��gskolan 3233294Sstas * (Royal Institute of Technology, Stockholm, Sweden). 4233294Sstas * All rights reserved. 5178825Sdfr * 6233294Sstas * Redistribution and use in source and binary forms, with or without 7233294Sstas * modification, are permitted provided that the following conditions 8233294Sstas * are met: 9178825Sdfr * 10233294Sstas * 1. Redistributions of source code must retain the above copyright 11233294Sstas * notice, this list of conditions and the following disclaimer. 12178825Sdfr * 13233294Sstas * 2. Redistributions in binary form must reproduce the above copyright 14233294Sstas * notice, this list of conditions and the following disclaimer in the 15233294Sstas * documentation and/or other materials provided with the distribution. 16178825Sdfr * 17233294Sstas * 3. Neither the name of the Institute nor the names of its contributors 18233294Sstas * may be used to endorse or promote products derived from this software 19233294Sstas * without specific prior written permission. 20178825Sdfr * 21233294Sstas * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22233294Sstas * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23233294Sstas * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24233294Sstas * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25233294Sstas * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26233294Sstas * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27233294Sstas * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28233294Sstas * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29233294Sstas * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30233294Sstas * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31233294Sstas * SUCH DAMAGE. 32178825Sdfr */ 33178825Sdfr 34178825Sdfr#include <krb5_locl.h> 35178825Sdfr#include "locate_plugin.h" 36178825Sdfr 37178825Sdfrstatic krb5_error_code 38178825Sdfrresolve_init(krb5_context context, void **ctx) 39178825Sdfr{ 40178825Sdfr *ctx = NULL; 41178825Sdfr return 0; 42178825Sdfr} 43178825Sdfr 44178825Sdfrstatic void 45178825Sdfrresolve_fini(void *ctx) 46178825Sdfr{ 47178825Sdfr} 48178825Sdfr 49178825Sdfrstatic krb5_error_code 50178825Sdfrresolve_lookup(void *ctx, 51178825Sdfr enum locate_service_type service, 52178825Sdfr const char *realm, 53178825Sdfr int domain, 54233294Sstas int type, 55178825Sdfr int (*add)(void *,int,struct sockaddr *), 56178825Sdfr void *addctx) 57178825Sdfr{ 58178825Sdfr struct sockaddr_in s; 59178825Sdfr 60178825Sdfr memset(&s, 0, sizeof(s)); 61178825Sdfr 62178825Sdfr#ifdef HAVE_STRUCT_SOCKADDR_SA_LEN 63178825Sdfr s.sin_len = sizeof(s); 64178825Sdfr#endif 65178825Sdfr s.sin_family = AF_INET; 66178825Sdfr s.sin_port = htons(88); 67178825Sdfr s.sin_addr.s_addr = htonl(0x7f000002); 68178825Sdfr 69178825Sdfr if (strcmp(realm, "NOTHERE.H5L.SE") == 0) 70178825Sdfr (*add)(addctx, type, (struct sockaddr *)&s); 71178825Sdfr 72178825Sdfr return 0; 73178825Sdfr} 74178825Sdfr 75178825Sdfr 76178825Sdfrkrb5plugin_service_locate_ftable resolve = { 77178825Sdfr 0, 78178825Sdfr resolve_init, 79178825Sdfr resolve_fini, 80178825Sdfr resolve_lookup 81178825Sdfr}; 82178825Sdfr 83178825Sdfr 84178825Sdfrint 85178825Sdfrmain(int argc, char **argv) 86178825Sdfr{ 87178825Sdfr krb5_error_code ret; 88178825Sdfr krb5_context context; 89178825Sdfr krb5_krbhst_handle handle; 90178825Sdfr char host[MAXHOSTNAMELEN]; 91178825Sdfr int found = 0; 92178825Sdfr 93178825Sdfr setprogname(argv[0]); 94178825Sdfr 95178825Sdfr ret = krb5_init_context(&context); 96178825Sdfr if (ret) 97178825Sdfr errx(1, "krb5_init_contex"); 98178825Sdfr 99233294Sstas ret = krb5_plugin_register(context, PLUGIN_TYPE_DATA, 100233294Sstas KRB5_PLUGIN_LOCATE, &resolve); 101178825Sdfr if (ret) 102178825Sdfr krb5_err(context, 1, ret, "krb5_plugin_register"); 103178825Sdfr 104178825Sdfr 105178825Sdfr ret = krb5_krbhst_init_flags(context, 106178825Sdfr "NOTHERE.H5L.SE", 107178825Sdfr KRB5_KRBHST_KDC, 108178825Sdfr 0, 109178825Sdfr &handle); 110178825Sdfr if (ret) 111178825Sdfr krb5_err(context, 1, ret, "krb5_krbhst_init_flags"); 112178825Sdfr 113233294Sstas 114178825Sdfr while(krb5_krbhst_next_as_string(context, handle, host, sizeof(host)) == 0){ 115178825Sdfr found++; 116178825Sdfr if (strcmp(host, "127.0.0.2") != 0) 117178825Sdfr krb5_errx(context, 1, "wrong address: %s", host); 118178825Sdfr } 119178825Sdfr if (!found) 120178825Sdfr krb5_errx(context, 1, "failed to find host"); 121178825Sdfr 122178825Sdfr krb5_krbhst_free(context, handle); 123178825Sdfr 124178825Sdfr krb5_free_context(context); 125178825Sdfr return 0; 126178825Sdfr} 127