1 /*- 2 * Copyright (c) 2005 Doug Rabson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: src/lib/libgssapi/gss_inquire_mechs_for_name.c,v 1.1 2005/12/29 14:40:20 dfr Exp $ 27 */ 28 29 #include "mech_locl.h" 30 31 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL 32 gss_inquire_mechs_for_name(OM_uint32 *minor_status, 33 const gss_name_t input_name, 34 gss_OID_set *mech_types) 35 { 36 OM_uint32 major_status; 37 struct _gss_name *name = (struct _gss_name *) input_name; 38 struct _gss_mech_switch *m; 39 gss_OID_set name_types; 40 int present; 41 42 *minor_status = 0; 43 44 _gss_load_mech(); 45 46 major_status = gss_create_empty_oid_set(minor_status, mech_types); 47 if (major_status) 48 return (major_status); 49 50 /* 51 * We go through all the loaded mechanisms and see if this 52 * name's type is supported by the mechanism. If it is, add 53 * the mechanism to the set. 54 */ 55 HEIM_SLIST_FOREACH(m, &_gss_mechs, gm_link) { 56 major_status = gss_inquire_names_for_mech(minor_status, 57 &m->gm_mech_oid, &name_types); 58 if (major_status) { 59 gss_release_oid_set(minor_status, mech_types); 60 return (major_status); 61 } 62 gss_test_oid_set_member(minor_status, 63 &name->gn_type, name_types, &present); 64 gss_release_oid_set(minor_status, &name_types); 65 if (present) { 66 major_status = gss_add_oid_set_member(minor_status, 67 &m->gm_mech_oid, mech_types); 68 if (major_status) { 69 gss_release_oid_set(minor_status, mech_types); 70 return (major_status); 71 } 72 } 73 } 74 75 return (GSS_S_COMPLETE); 76 } 77