lib/gssapi/mech/gss_canonicalize_name.c

   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_canonicalize_name.c,v 1.1 2005/12/29 14:40:20 dfr Exp $
  27  */
  28
  29 #include "mech_locl.h"
  30 RCSID("$Id$");
  31
  32 OM_uint32 GSSAPI_LIB_FUNCTION
  33 gss_canonicalize_name(OM_uint32 *minor_status,
  34     const gss_name_t input_name,
  35     const gss_OID mech_type,
  36     gss_name_t *output_name)
  37 {
  38         OM_uint32 major_status;
  39         struct _gss_name *name = (struct _gss_name *) input_name;
  40         struct _gss_mechanism_name *mn;
  41         gssapi_mech_interface m = __gss_get_mechanism(mech_type);
  42         gss_name_t new_canonical_name;
  43
  44         *minor_status = 0;
  45         *output_name = 0;
  46
  47         major_status = _gss_find_mn(minor_status, name, mech_type, &mn);
  48         if (major_status)
  49                 return major_status;
  50
  51         m = mn->gmn_mech;
  52         major_status = m->gm_canonicalize_name(minor_status,
  53             mn->gmn_name, mech_type, &new_canonical_name);
  54         if (major_status) {
  55                 _gss_mg_error(m, major_status, *minor_status);
  56                 return (major_status);
  57         }
  58
  59         /*
  60          * Now we make a new name and mark it as an MN.
  61          */
  62         *minor_status = 0;
  63         name = malloc(sizeof(struct _gss_name));
  64         if (!name) {
  65                 m->gm_release_name(minor_status, &new_canonical_name);
  66                 *minor_status = ENOMEM;
  67                 return (GSS_S_FAILURE);
  68         }
  69         memset(name, 0, sizeof(struct _gss_name));
  70
  71         mn = malloc(sizeof(struct _gss_mechanism_name));
  72         if (!mn) {
  73                 m->gm_release_name(minor_status, &new_canonical_name);
  74                 free(name);
  75                 *minor_status = ENOMEM;
  76                 return (GSS_S_FAILURE);
  77         }
  78
  79         SLIST_INIT(&name->gn_mn);
  80         mn->gmn_mech = m;
  81         mn->gmn_mech_oid = &m->gm_mech_oid;
  82         mn->gmn_name = new_canonical_name;
  83         SLIST_INSERT_HEAD(&name->gn_mn, mn, gmn_link);
  84
  85         *output_name = (gss_name_t) name;
  86
  87         return (GSS_S_COMPLETE);
  88 }