source: trunk/server/source4/auth/ntlmssp/ntlmssp_sign.c

Last change on this file was 745, checked in by Silvan Scherrer, 13 years ago

Samba Server: updated trunk to 3.6.0
File size: 4.3 KB
Line 
1/*
2 * Unix SMB/CIFS implementation.
3 * Version 3.0
4 * NTLMSSP Signing routines
5 * Copyright (C) Luke Kenneth Casson Leighton 1996-2001
6 * Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003-2005
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, see <http://www.gnu.org/licenses/>.
20 */
21
22#include "includes.h"
23#include "auth/ntlmssp/ntlmssp.h"
24#include "auth/gensec/gensec.h"
25#include "../libcli/auth/ntlmssp_private.h"
26
27NTSTATUS gensec_ntlmssp_sign_packet(struct gensec_security *gensec_security,
28 TALLOC_CTX *sig_mem_ctx,
29 const uint8_t *data, size_t length,
30 const uint8_t *whole_pdu, size_t pdu_length,
31 DATA_BLOB *sig)
32{
33 struct gensec_ntlmssp_context *gensec_ntlmssp =
34 talloc_get_type_abort(gensec_security->private_data,
35 struct gensec_ntlmssp_context);
36 NTSTATUS nt_status;
37
38 nt_status = ntlmssp_sign_packet(gensec_ntlmssp->ntlmssp_state,
39 sig_mem_ctx,
40 data, length,
41 whole_pdu, pdu_length,
42 sig);
43
44 return nt_status;
45}
46
47NTSTATUS gensec_ntlmssp_check_packet(struct gensec_security *gensec_security,
48 TALLOC_CTX *sig_mem_ctx,
49 const uint8_t *data, size_t length,
50 const uint8_t *whole_pdu, size_t pdu_length,
51 const DATA_BLOB *sig)
52{
53 struct gensec_ntlmssp_context *gensec_ntlmssp =
54 talloc_get_type_abort(gensec_security->private_data,
55 struct gensec_ntlmssp_context);
56 NTSTATUS nt_status;
57
58 nt_status = ntlmssp_check_packet(gensec_ntlmssp->ntlmssp_state,
59 data, length,
60 whole_pdu, pdu_length,
61 sig);
62
63 return nt_status;
64}
65
66NTSTATUS gensec_ntlmssp_seal_packet(struct gensec_security *gensec_security,
67 TALLOC_CTX *sig_mem_ctx,
68 uint8_t *data, size_t length,
69 const uint8_t *whole_pdu, size_t pdu_length,
70 DATA_BLOB *sig)
71{
72 struct gensec_ntlmssp_context *gensec_ntlmssp =
73 talloc_get_type_abort(gensec_security->private_data,
74 struct gensec_ntlmssp_context);
75 NTSTATUS nt_status;
76
77 nt_status = ntlmssp_seal_packet(gensec_ntlmssp->ntlmssp_state,
78 sig_mem_ctx,
79 data, length,
80 whole_pdu, pdu_length,
81 sig);
82
83 return nt_status;
84}
85
86/*
87 wrappers for the ntlmssp_*() functions
88*/
89NTSTATUS gensec_ntlmssp_unseal_packet(struct gensec_security *gensec_security,
90 TALLOC_CTX *sig_mem_ctx,
91 uint8_t *data, size_t length,
92 const uint8_t *whole_pdu, size_t pdu_length,
93 const DATA_BLOB *sig)
94{
95 struct gensec_ntlmssp_context *gensec_ntlmssp =
96 talloc_get_type_abort(gensec_security->private_data,
97 struct gensec_ntlmssp_context);
98 NTSTATUS nt_status;
99
100 nt_status = ntlmssp_unseal_packet(gensec_ntlmssp->ntlmssp_state,
101 data, length,
102 whole_pdu, pdu_length,
103 sig);
104
105 return nt_status;
106}
107
108size_t gensec_ntlmssp_sig_size(struct gensec_security *gensec_security, size_t data_size)
109{
110 return NTLMSSP_SIG_SIZE;
111}
112
113NTSTATUS gensec_ntlmssp_wrap(struct gensec_security *gensec_security,
114 TALLOC_CTX *out_mem_ctx,
115 const DATA_BLOB *in,
116 DATA_BLOB *out)
117{
118 struct gensec_ntlmssp_context *gensec_ntlmssp =
119 talloc_get_type_abort(gensec_security->private_data,
120 struct gensec_ntlmssp_context);
121
122 return ntlmssp_wrap(gensec_ntlmssp->ntlmssp_state,
123 out_mem_ctx,
124 in, out);
125}
126
127
128NTSTATUS gensec_ntlmssp_unwrap(struct gensec_security *gensec_security,
129 TALLOC_CTX *out_mem_ctx,
130 const DATA_BLOB *in,
131 DATA_BLOB *out)
132{
133 struct gensec_ntlmssp_context *gensec_ntlmssp =
134 talloc_get_type_abort(gensec_security->private_data,
135 struct gensec_ntlmssp_context);
136
137 return ntlmssp_unwrap(gensec_ntlmssp->ntlmssp_state,
138 out_mem_ctx,
139 in, out);
140}
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