/* * Copyright (c) 2006 Kungliga Tekniska Högskolan * (Royal Institute of Technology, Stockholm, Sweden). * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * 3. Neither the name of the Institute nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include #include "locate_plugin.h" static krb5_error_code KRB5_CALLCONV resolve_init(krb5_context context, void **ctx) { *ctx = NULL; return 0; } static void KRB5_CALLCONV resolve_fini(void *ctx) { } static krb5_error_code KRB5_CALLCONV resolve_lookup(void *ctx, enum locate_service_type service, const char *realm, int domain, int type, int (*add)(void *,int,struct sockaddr *), void *addctx) { struct sockaddr_in s; memset(&s, 0, sizeof(s)); #ifdef HAVE_STRUCT_SOCKADDR_SA_LEN s.sin_len = sizeof(s); #endif s.sin_family = AF_INET; s.sin_port = htons(88); s.sin_addr.s_addr = htonl(0x7f000002); if (strcmp(realm, "NOTHERE.H5L.SE") == 0) { (*add)(addctx, type, (struct sockaddr *)&s); return 0; } return KRB5_PLUGIN_NO_HANDLE; } krb5plugin_service_locate_ftable resolve = { 0, resolve_init, resolve_fini, resolve_lookup, NULL }; int main(int argc, char **argv) { krb5_error_code ret; krb5_context context; krb5_krbhst_handle handle; char host[MAXHOSTNAMELEN]; int found = 0; setprogname(argv[0]); ret = krb5_init_context(&context); if (ret) errx(1, "krb5_init_contex"); ret = krb5_plugin_register(context, PLUGIN_TYPE_DATA, KRB5_PLUGIN_LOCATE, &resolve); if (ret) krb5_err(context, 1, ret, "krb5_plugin_register"); ret = krb5_krbhst_init_flags(context, "NOTHERE.H5L.SE", KRB5_KRBHST_KDC, 0, &handle); if (ret) krb5_err(context, 1, ret, "krb5_krbhst_init_flags"); while(krb5_krbhst_next_as_string(context, handle, host, sizeof(host)) == 0){ found++; if (!found && strcmp(host, "127.0.0.2") != 0 && strcmp(host, "tcp/127.0.0.2") != 0) krb5_errx(context, 1, "wrong address: %s", host); } if (!found) krb5_errx(context, 1, "failed to find host"); if (found < 2) krb5_errx(context, 1, "did not get the two expected results"); krb5_krbhst_free(context, handle); krb5_free_context(context); return 0; }