crypto/external/bsd/heimdal/dist/lib/gssapi/netlogon/import_name.c

   1 /*      $NetBSD: import_name.c,v 1.1.1.1 2011/04/13 18:14:47 elric Exp $        */
   2
   3 /*
   4  * Copyright (c) 2010 Kungliga Tekniska Högskolan
   5  * (Royal Institute of Technology, Stockholm, Sweden).
   6  * All rights reserved.
   7  *
   8  * Portions Copyright (c) 2010 Apple Inc. All rights reserved.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  *
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  *
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the distribution.
  20  *
  21  * 3. Neither the name of the Institute nor the names of its contributors
  22  *    may be used to endorse or promote products derived from this software
  23  *    without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  35  * SUCH DAMAGE.
  36  */
  37
  38 #include "netlogon.h"
  39 #include <ctype.h>
  40
  41 OM_uint32 _netlogon_import_name
  42            (OM_uint32 * minor_status,
  43             const gss_buffer_t input_name_buffer,
  44             const gss_OID input_name_type,
  45             gss_name_t * output_name
  46            )
  47 {
  48     gssnetlogon_name name;
  49     const char *netbiosName;
  50     const char *dnsName = NULL;
  51     size_t len, i;
  52
  53     if (!gss_oid_equal(input_name_type, GSS_NETLOGON_NT_NETBIOS_DNS_NAME)) {
  54         return GSS_S_BAD_NAME;
  55     }
  56
  57     /* encoding is NetBIOS name \0 DNS name \0 */
  58
  59     netbiosName = input_name_buffer->value;
  60     len = strlen(netbiosName);
  61     if (len < input_name_buffer->length)
  62         dnsName = netbiosName + len + 1;
  63
  64     name = (gssnetlogon_name)calloc(1, sizeof(*name));
  65     if (name == NULL)
  66         goto cleanup;
  67
  68     name->NetbiosName.value = malloc(len + 1);
  69     if (name->NetbiosName.value == NULL)
  70         goto cleanup;
  71     memcpy(name->NetbiosName.value, netbiosName, len + 1);
  72     name->NetbiosName.length = len;
  73
  74     /* normalise name to uppercase XXX UTF-8 OK? */
  75     for (i = 0; i < len; i++) {
  76         ((char *)name->NetbiosName.value)[i] =
  77             toupper(((char *)name->NetbiosName.value)[i]);
  78     }
  79
  80     if (dnsName != NULL && dnsName[0] != '\0') {
  81         name->DnsName.value = strdup(dnsName);
  82         if (name->DnsName.value == NULL)
  83             goto cleanup;
  84         name->DnsName.length = strlen(dnsName);
  85     }
  86
  87     *output_name = (gss_name_t)name;
  88     *minor_status = 0;
  89     return GSS_S_COMPLETE;
  90
  91 cleanup:
  92     _netlogon_release_name(minor_status, (gss_name_t *)&name);
  93     *minor_status = ENOMEM;
  94     return GSS_S_FAILURE;
  95 }
  96