1/*
2 * Copyright (c) 1997, 1999, 2003 Kungliga Tekniska H��gskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of the Institute nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#include "gsskrb5_locl.h"
35
36OM_uint32 GSSAPI_CALLCONV _gsskrb5_export_name
37           (OM_uint32  * minor_status,
38            const gss_name_t input_name,
39            gss_buffer_t exported_name
40           )
41{
42    krb5_context context;
43    krb5_const_principal princ = (krb5_const_principal)input_name;
44    krb5_error_code kret;
45    char *buf, *name;
46    size_t len;
47
48    GSSAPI_KRB5_INIT (&context);
49
50    kret = krb5_unparse_name (context, princ, &name);
51    if (kret) {
52	*minor_status = kret;
53	return GSS_S_FAILURE;
54    }
55    len = strlen (name);
56
57    exported_name->length = 10 + len + GSS_KRB5_MECHANISM->length;
58    exported_name->value  = malloc(exported_name->length);
59    if (exported_name->value == NULL) {
60	free (name);
61	*minor_status = ENOMEM;
62	return GSS_S_FAILURE;
63    }
64
65    /* TOK, MECH_OID_LEN, DER(MECH_OID), NAME_LEN, NAME */
66
67    buf = exported_name->value;
68    memcpy(buf, "\x04\x01", 2);
69    buf += 2;
70    buf[0] = ((GSS_KRB5_MECHANISM->length + 2) >> 8) & 0xff;
71    buf[1] = (GSS_KRB5_MECHANISM->length + 2) & 0xff;
72    buf+= 2;
73    buf[0] = 0x06;
74    buf[1] = (GSS_KRB5_MECHANISM->length) & 0xFF;
75    buf+= 2;
76
77    memcpy(buf, GSS_KRB5_MECHANISM->elements, GSS_KRB5_MECHANISM->length);
78    buf += GSS_KRB5_MECHANISM->length;
79
80    buf[0] = (len >> 24) & 0xff;
81    buf[1] = (len >> 16) & 0xff;
82    buf[2] = (len >> 8) & 0xff;
83    buf[3] = (len) & 0xff;
84    buf += 4;
85
86    memcpy (buf, name, len);
87
88    free (name);
89
90    *minor_status = 0;
91    return GSS_S_COMPLETE;
92}
93