lib/libgssapi/gss_inquire_names_for_mech.c

   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
  33 #include "mech_switch.h"
  34
  35 OM_uint32
  36 gss_inquire_names_for_mech(OM_uint32 *minor_status,
  37     const gss_OID mechanism,
  38     gss_OID_set *name_types)
  39 {
  40         OM_uint32 major_status;
  41         struct _gss_mech_switch *m = _gss_find_mech_switch(mechanism);
  42
  43         *minor_status = 0;
  44         *name_types = GSS_C_NO_OID_SET;
  45         if (!m)
  46                 return (GSS_S_BAD_MECH);
  47
  48         /*
  49          * If the implementation can do it, ask it for a list of
  50          * names, otherwise fake it.
  51          */
  52         if (m->gm_inquire_names_for_mech) {
  53                 return (m->gm_inquire_names_for_mech(minor_status,
  54                             mechanism, name_types));
  55         } else {
  56                 major_status = gss_create_empty_oid_set(minor_status,
  57                     name_types);
  58                 if (major_status)
  59                         return (major_status);
  60                 major_status = gss_add_oid_set_member(minor_status,
  61                     GSS_C_NT_HOSTBASED_SERVICE, name_types);
  62                 if (major_status) {
  63                         OM_uint32 junk;
  64                         gss_release_oid_set(&junk, name_types);
  65                         return (major_status);
  66                 }
  67                 major_status = gss_add_oid_set_member(minor_status,
  68                     GSS_C_NT_USER_NAME, name_types);
  69                 if (major_status) {
  70                         OM_uint32 junk;
  71                         gss_release_oid_set(&junk, name_types);
  72                         return (major_status);
  73                 }
  74         }
  75
  76         return (GSS_S_COMPLETE);
  77 }