aboutsummaryrefslogtreecommitdiffstats
path: root/fs/cifs/ntlmssp.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/cifs/ntlmssp.c')
-rw-r--r--fs/cifs/ntlmssp.c143
1 files changed, 0 insertions, 143 deletions
diff --git a/fs/cifs/ntlmssp.c b/fs/cifs/ntlmssp.c
deleted file mode 100644
index 115359cc7a32..000000000000
--- a/fs/cifs/ntlmssp.c
+++ /dev/null
@@ -1,143 +0,0 @@
1/*
2 * fs/cifs/ntlmssp.h
3 *
4 * Copyright (c) International Business Machines Corp., 2006
5 * Author(s): Steve French (sfrench@us.ibm.com)
6 *
7 * This library is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU Lesser General Public License as published
9 * by the Free Software Foundation; either version 2.1 of the License, or
10 * (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
15 * the GNU Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public License
18 * along with this library; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22#include "cifspdu.h"
23#include "cifsglob.h"
24#include "cifsproto.h"
25#include "cifs_unicode.h"
26#include "cifs_debug.h"
27#include "ntlmssp.h"
28#include "nterr.h"
29
30#ifdef CONFIG_CIFS_EXPERIMENTAL
31static __u32 cifs_ssetup_hdr(struct cifsSesInfo *ses, SESSION_SETUP_ANDX *pSMB)
32{
33 __u32 capabilities = 0;
34
35 /* init fields common to all four types of SessSetup */
36 /* note that header is initialized to zero in header_assemble */
37 pSMB->req.AndXCommand = 0xFF;
38 pSMB->req.MaxBufferSize = cpu_to_le16(ses->server->maxBuf);
39 pSMB->req.MaxMpxCount = cpu_to_le16(ses->server->maxReq);
40
41 /* Now no need to set SMBFLG_CASELESS or obsolete CANONICAL PATH */
42
43 /* BB verify whether signing required on neg or just on auth frame
44 (and NTLM case) */
45
46 capabilities = CAP_LARGE_FILES | CAP_NT_SMBS | CAP_LEVEL_II_OPLOCKS |
47 CAP_LARGE_WRITE_X | CAP_LARGE_READ_X;
48
49 if(ses->server->secMode & (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED))
50 pSMB->req.hdr.Flags2 |= SMBFLG2_SECURITY_SIGNATURE;
51
52 if (ses->capabilities & CAP_UNICODE) {
53 pSMB->req.hdr.Flags2 |= SMBFLG2_UNICODE;
54 capabilities |= CAP_UNICODE;
55 }
56 if (ses->capabilities & CAP_STATUS32) {
57 pSMB->req.hdr.Flags2 |= SMBFLG2_ERR_STATUS;
58 capabilities |= CAP_STATUS32;
59 }
60 if (ses->capabilities & CAP_DFS) {
61 pSMB->req.hdr.Flags2 |= SMBFLG2_DFS;
62 capabilities |= CAP_DFS;
63 }
64
65 /* BB check whether to init vcnum BB */
66 return capabilities;
67}
68int
69CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, const int type,
70 int * pNTLMv2_flg, const struct nls_table *nls_cp)
71{
72 int rc = 0;
73 int wct;
74 struct smb_hdr *smb_buffer;
75 char *bcc_ptr;
76 SESSION_SETUP_ANDX *pSMB;
77 __u32 capabilities;
78
79 if(ses == NULL)
80 return -EINVAL;
81
82 cFYI(1,("SStp type: %d",type));
83 if(type < CIFS_NTLM) {
84#ifndef CONFIG_CIFS_WEAK_PW_HASH
85 /* LANMAN and plaintext are less secure and off by default.
86 So we make this explicitly be turned on in kconfig (in the
87 build) and turned on at runtime (changed from the default)
88 in proc/fs/cifs or via mount parm. Unfortunately this is
89 needed for old Win (e.g. Win95), some obscure NAS and OS/2 */
90 return -EOPNOTSUPP;
91#endif
92 wct = 10; /* lanman 2 style sessionsetup */
93 } else if(type < CIFS_NTLMSSP_NEG)
94 wct = 13; /* old style NTLM sessionsetup */
95 else /* same size for negotiate or auth, NTLMSSP or extended security */
96 wct = 12;
97
98 rc = small_smb_init_no_tc(SMB_COM_SESSION_SETUP_ANDX, wct, ses,
99 (void **)&smb_buffer);
100 if(rc)
101 return rc;
102
103 pSMB = (SESSION_SETUP_ANDX *)smb_buffer;
104
105 capabilities = cifs_ssetup_hdr(ses, pSMB);
106 bcc_ptr = pByteArea(smb_buffer);
107 if(type > CIFS_NTLM) {
108 pSMB->req.hdr.Flags2 |= SMBFLG2_EXT_SEC;
109 capabilities |= CAP_EXTENDED_SECURITY;
110 pSMB->req.Capabilities = cpu_to_le32(capabilities);
111 /* BB set password lengths */
112 } else if(type < CIFS_NTLM) /* lanman */ {
113 /* no capabilities flags in old lanman negotiation */
114 /* pSMB->old_req.PasswordLength = */ /* BB fixme BB */
115 } else /* type CIFS_NTLM */ {
116 pSMB->req_no_secext.Capabilities = cpu_to_le32(capabilities);
117 pSMB->req_no_secext.CaseInsensitivePasswordLength =
118 cpu_to_le16(CIFS_SESSION_KEY_SIZE);
119 pSMB->req_no_secext.CaseSensitivePasswordLength =
120 cpu_to_le16(CIFS_SESSION_KEY_SIZE);
121 }
122
123
124 /* copy session key */
125
126 /* if Unicode, align strings to two byte boundary */
127
128 /* copy user name */ /* BB Do we need to special case null user name? */
129
130 /* copy domain name */
131
132 /* copy Linux version */
133
134 /* copy network operating system name */
135
136 /* update bcc and smb buffer length */
137
138/* rc = SendReceive2(xid, ses, iov, num_iovecs, &resp_buf_type, 0); */
139 /* SMB request buf freed in SendReceive2 */
140
141 return rc;
142}
143#endif /* CONFIG_CIFS_EXPERIMENTAL */