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

   1 /*      $NetBSD: display_name.c,v 1.1.1.2 2014/04/24 12:45:29 pettai 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 "ntlm.h"
  37
  38 OM_uint32 GSSAPI_CALLCONV
  39 _gss_ntlm_display_name
  40            (OM_uint32 * minor_status,
  41             const gss_name_t input_name,
  42             gss_buffer_t output_name_buffer,
  43             gss_OID * output_name_type
  44            )
  45 {
  46     *minor_status = 0;
  47
  48     if (output_name_type)
  49         *output_name_type = GSS_NTLM_MECHANISM;
  50
  51     if (output_name_buffer) {
  52         ntlm_name n = (ntlm_name)input_name;
  53         char *str = NULL;
  54         int len;
  55
  56         output_name_buffer->length = 0;
  57         output_name_buffer->value = NULL;
  58
  59         if (n == NULL) {
  60             *minor_status = 0;
  61             return GSS_S_BAD_NAME;
  62         }
  63
  64         len = asprintf(&str, "%s@%s", n->user, n->domain);
  65         if (len < 0 || str == NULL) {
  66             *minor_status = ENOMEM;
  67             return GSS_S_FAILURE;
  68         }
  69         output_name_buffer->length = len;
  70         output_name_buffer->value = str;
  71     }
  72     return GSS_S_COMPLETE;
  73 }