1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2005 Doug Rabson 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #include <gssapi/gssapi.h> 32 #include <stdlib.h> 33 #include <string.h> 34 #include <errno.h> 35 36 #include "mech_switch.h" 37 #include "name.h" 38 39 OM_uint32 gss_duplicate_name(OM_uint32 *minor_status, 40 const gss_name_t src_name, 41 gss_name_t *dest_name) 42 { 43 OM_uint32 major_status; 44 struct _gss_name *name = (struct _gss_name *) src_name; 45 struct _gss_name *new_name; 46 struct _gss_mechanism_name *mn; 47 48 *minor_status = 0; 49 *dest_name = GSS_C_NO_NAME; 50 51 /* 52 * If this name has a value (i.e. it didn't come from 53 * gss_canonicalize_name(), we re-import the thing. Otherwise, 54 * we make a copy of the mechanism names. 55 */ 56 if (name->gn_value.value) { 57 major_status = gss_import_name(minor_status, 58 &name->gn_value, &name->gn_type, dest_name); 59 if (major_status != GSS_S_COMPLETE) 60 return (major_status); 61 new_name = (struct _gss_name *) *dest_name; 62 63 SLIST_FOREACH(mn, &name->gn_mn, gmn_link) { 64 struct _gss_mechanism_name *mn2; 65 _gss_find_mn(minor_status, new_name, 66 mn->gmn_mech_oid, &mn2); 67 } 68 } else { 69 new_name = malloc(sizeof(struct _gss_name)); 70 if (!new_name) { 71 *minor_status = ENOMEM; 72 return (GSS_S_FAILURE); 73 } 74 memset(new_name, 0, sizeof(struct _gss_name)); 75 SLIST_INIT(&new_name->gn_mn); 76 *dest_name = (gss_name_t) new_name; 77 78 SLIST_FOREACH(mn, &name->gn_mn, gmn_link) { 79 struct _gss_mechanism_name *new_mn; 80 81 new_mn = malloc(sizeof(*new_mn)); 82 if (!new_mn) { 83 *minor_status = ENOMEM; 84 return (GSS_S_FAILURE); 85 } 86 new_mn->gmn_mech = mn->gmn_mech; 87 new_mn->gmn_mech_oid = mn->gmn_mech_oid; 88 89 major_status = 90 mn->gmn_mech->gm_duplicate_name(minor_status, 91 mn->gmn_name, &new_mn->gmn_name); 92 if (major_status != GSS_S_COMPLETE) { 93 free(new_mn); 94 continue; 95 } 96 SLIST_INSERT_HEAD(&new_name->gn_mn, new_mn, gmn_link); 97 } 98 99 } 100 101 return (GSS_S_COMPLETE); 102 } 103