crypto/external/bsd/heimdal/dist/lib/gssapi/krb5/display_name.c

   1 /*      $NetBSD: display_name.c,v 1.1.1.1 2011/04/13 18:14:45 elric Exp $       */
   2
   3 /*
   4  * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
   5  * (Royal Institute of Technology, Stockholm, Sweden).
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * 3. Neither the name of the Institute nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #include "gsskrb5_locl.h"
  37
  38 OM_uint32 GSSAPI_CALLCONV _gsskrb5_display_name
  39            (OM_uint32 * minor_status,
  40             const gss_name_t input_name,
  41             gss_buffer_t output_name_buffer,
  42             gss_OID * output_name_type
  43            )
  44 {
  45     krb5_context context;
  46     krb5_const_principal name = (krb5_const_principal)input_name;
  47     krb5_error_code kret;
  48     char *buf;
  49     size_t len;
  50
  51     GSSAPI_KRB5_INIT (&context);
  52
  53     kret = krb5_unparse_name_flags (context, name,
  54                                     KRB5_PRINCIPAL_UNPARSE_DISPLAY, &buf);
  55     if (kret) {
  56         *minor_status = kret;
  57         return GSS_S_FAILURE;
  58     }
  59     len = strlen (buf);
  60     output_name_buffer->length = len;
  61     output_name_buffer->value  = malloc(len + 1);
  62     if (output_name_buffer->value == NULL) {
  63         free (buf);
  64         *minor_status = ENOMEM;
  65         return GSS_S_FAILURE;
  66     }
  67     memcpy (output_name_buffer->value, buf, len);
  68     ((char *)output_name_buffer->value)[len] = '\0';
  69     free (buf);
  70     if (output_name_type)
  71         *output_name_type = GSS_KRB5_NT_PRINCIPAL_NAME;
  72     *minor_status = 0;
  73     return GSS_S_COMPLETE;
  74 }