2 Unix SMB/CIFS implementation.
6 Copyright (C) Andrew Tridgell 2001
7 Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2002
8 Copyright (C) Luke Howard 2003
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 generate a krb5 GSS-API wrapper packet given a ticket
30 DATA_BLOB gensec_gssapi_gen_krb5_wrap(TALLOC_CTX *mem_ctx, const DATA_BLOB *ticket, const uint8 tok_id[2])
37 asn1_push_tag(&data, ASN1_APPLICATION(0));
38 asn1_write_OID(&data, OID_KERBEROS5);
40 asn1_write(&data, tok_id, 2);
41 asn1_write(&data, ticket->data, ticket->length);
45 DEBUG(1,("Failed to build krb5 wrapper at offset %d\n", (int)data.ofs));
49 ret = data_blob_talloc(mem_ctx, data.data, data.length);
56 parse a krb5 GSS-API wrapper packet giving a ticket
58 BOOL gensec_gssapi_parse_krb5_wrap(TALLOC_CTX *mem_ctx, const DATA_BLOB *blob, DATA_BLOB *ticket, uint8 tok_id[2])
64 asn1_load(&data, *blob);
65 asn1_start_tag(&data, ASN1_APPLICATION(0));
66 asn1_check_OID(&data, OID_KERBEROS5);
68 data_remaining = asn1_tag_remaining(&data);
70 if (data_remaining < 3) {
71 data.has_error = True;
73 asn1_read(&data, tok_id, 2);
75 *ticket = data_blob_talloc(mem_ctx, NULL, data_remaining);
76 asn1_read(&data, ticket->data, ticket->length);
81 ret = !data.has_error;