usr/src/lib/libgss/g_export_name.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25
  26 /*
  27  * glue routine gss_export_name
  28  *
  29  * Will either call the mechanism defined gss_export_name, or if one is
  30  * not defined will call a generic_gss_export_name routine.
  31  */
  32
  33 #include <mechglueP.h>
  34 #ifdef HAVE_STDLIB_H
  35 #include <stdlib.h>
  36 #endif
  37 #include <string.h>
  38 #include <errno.h>
  39
  40 OM_uint32
  41 gss_export_name(minor_status,
  42                         input_name,
  43                         exported_name)
  44 OM_uint32 *             minor_status;
  45 const gss_name_t        input_name;
  46 gss_buffer_t            exported_name;
  47 {
  48         gss_union_name_t                union_name;
  49
  50         /* Initialize outputs. */
  51
  52         if (minor_status != NULL)
  53                 *minor_status = 0;
  54
  55         if (exported_name != GSS_C_NO_BUFFER) {
  56                 exported_name->value = NULL;
  57                 exported_name->length = 0;
  58         }
  59
  60         /* Validate arguments. */
  61
  62         if (minor_status == NULL || exported_name == GSS_C_NO_BUFFER)
  63                 return (GSS_S_CALL_INACCESSIBLE_WRITE);
  64
  65         if (input_name == GSS_C_NO_NAME)
  66                 return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_BAD_NAME);
  67
  68         union_name = (gss_union_name_t)input_name;
  69
  70         /* the name must be in mechanism specific format */
  71         if (!union_name->mech_type)
  72                 return (GSS_S_NAME_NOT_MN);
  73
  74         return __gss_export_internal_name(minor_status, union_name->mech_type,
  75                                         union_name->mech_name, exported_name);
  76 }