1b528cefcSMark Murray /* 28373020dSJacques Vidrine * Copyright (c) 1997 - 1999, 2002 Kungliga Tekniska H�gskolan 3b528cefcSMark Murray * (Royal Institute of Technology, Stockholm, Sweden). 4b528cefcSMark Murray * All rights reserved. 5b528cefcSMark Murray * 6b528cefcSMark Murray * Redistribution and use in source and binary forms, with or without 7b528cefcSMark Murray * modification, are permitted provided that the following conditions 8b528cefcSMark Murray * are met: 9b528cefcSMark Murray * 10b528cefcSMark Murray * 1. Redistributions of source code must retain the above copyright 11b528cefcSMark Murray * notice, this list of conditions and the following disclaimer. 12b528cefcSMark Murray * 13b528cefcSMark Murray * 2. Redistributions in binary form must reproduce the above copyright 14b528cefcSMark Murray * notice, this list of conditions and the following disclaimer in the 15b528cefcSMark Murray * documentation and/or other materials provided with the distribution. 16b528cefcSMark Murray * 17b528cefcSMark Murray * 3. Neither the name of the Institute nor the names of its contributors 18b528cefcSMark Murray * may be used to endorse or promote products derived from this software 19b528cefcSMark Murray * without specific prior written permission. 20b528cefcSMark Murray * 21b528cefcSMark Murray * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22b528cefcSMark Murray * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23b528cefcSMark Murray * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24b528cefcSMark Murray * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25b528cefcSMark Murray * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26b528cefcSMark Murray * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27b528cefcSMark Murray * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28b528cefcSMark Murray * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29b528cefcSMark Murray * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30b528cefcSMark Murray * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31b528cefcSMark Murray * SUCH DAMAGE. 32b528cefcSMark Murray */ 33b528cefcSMark Murray 34b528cefcSMark Murray #include <krb5_locl.h> 35b528cefcSMark Murray 368373020dSJacques Vidrine RCSID("$Id: aname_to_localname.c,v 1.4 2002/04/18 08:56:40 joda Exp $"); 37b528cefcSMark Murray 38b528cefcSMark Murray krb5_error_code 39b528cefcSMark Murray krb5_aname_to_localname (krb5_context context, 40b528cefcSMark Murray krb5_const_principal aname, 41b528cefcSMark Murray size_t lnsize, 42b528cefcSMark Murray char *lname) 43b528cefcSMark Murray { 44b528cefcSMark Murray krb5_error_code ret; 45b528cefcSMark Murray krb5_realm *lrealms, *r; 46b528cefcSMark Murray int foo = 1; 47b528cefcSMark Murray size_t len; 488373020dSJacques Vidrine const char *res; 49b528cefcSMark Murray 50b528cefcSMark Murray ret = krb5_get_default_realms (context, &lrealms); 51b528cefcSMark Murray if (ret) 52b528cefcSMark Murray return ret; 53b528cefcSMark Murray 54b528cefcSMark Murray for (r = lrealms; *r != NULL; ++r) { 55b528cefcSMark Murray foo = strcmp (*r, aname->realm); 56b528cefcSMark Murray if (foo == 0) 57b528cefcSMark Murray break; 58b528cefcSMark Murray } 59b528cefcSMark Murray krb5_free_host_realm (context, lrealms); 60b528cefcSMark Murray if (foo != 0) 61b528cefcSMark Murray return KRB5_NO_LOCALNAME; 62b528cefcSMark Murray 63b528cefcSMark Murray if (aname->name.name_string.len == 1) 64b528cefcSMark Murray res = aname->name.name_string.val[0]; 65b528cefcSMark Murray else if (aname->name.name_string.len == 2 66b528cefcSMark Murray && strcmp (aname->name.name_string.val[1], "root") == 0) 67b528cefcSMark Murray res = "root"; 68b528cefcSMark Murray else 69b528cefcSMark Murray return KRB5_NO_LOCALNAME; 70b528cefcSMark Murray 71b528cefcSMark Murray len = strlen (res); 72b528cefcSMark Murray if (len >= lnsize) 73b528cefcSMark Murray return ERANGE; 74b528cefcSMark Murray strcpy (lname, res); 75b528cefcSMark Murray return 0; 76b528cefcSMark Murray } 77