2 Unix SMB/CIFS implementation.
3 SMB client session context management functions
5 Copyright (C) Andrew Tridgell 1994-2005
6 Copyright (C) James Myers 2003 <myersjj@samba.org>
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.
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.
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/>.
23 #include "libcli/raw/libcliraw.h"
24 #include "system/filesys.h"
26 #define SETUP_REQUEST_SESSION(cmd, wct, buflen) do { \
27 req = smbcli_request_setup_session(session, cmd, wct, buflen); \
28 if (!req) return NULL; \
32 /****************************************************************************
33 Initialize the session context
34 ****************************************************************************/
35 struct smbcli_session *smbcli_session_init(struct smbcli_transport *transport,
36 TALLOC_CTX *parent_ctx, BOOL primary)
38 struct smbcli_session *session;
40 uint32_t capabilities;
42 session = talloc_zero(parent_ctx, struct smbcli_session);
48 session->transport = talloc_steal(session, transport);
50 session->transport = talloc_reference(session, transport);
52 session->pid = (uint16_t)getpid();
53 session->vuid = UID_FIELD_INVALID;
55 capabilities = transport->negotiate.capabilities;
57 flags2 = FLAGS2_LONG_PATH_COMPONENTS | FLAGS2_EXTENDED_ATTRIBUTES;
59 if (capabilities & CAP_UNICODE) {
60 flags2 |= FLAGS2_UNICODE_STRINGS;
62 if (capabilities & CAP_STATUS32) {
63 flags2 |= FLAGS2_32_BIT_ERROR_CODES;
65 if (capabilities & CAP_EXTENDED_SECURITY) {
66 flags2 |= FLAGS2_EXTENDED_SECURITY;
68 if (session->transport->negotiate.sign_info.doing_signing) {
69 flags2 |= FLAGS2_SMB_SECURITY_SIGNATURES;
72 session->flags2 = flags2;
77 /****************************************************************************
78 Perform a session setup (async send)
79 ****************************************************************************/
80 struct smbcli_request *smb_raw_sesssetup_send(struct smbcli_session *session,
81 union smb_sesssetup *parms)
83 struct smbcli_request *req = NULL;
85 switch (parms->old.level) {
86 case RAW_SESSSETUP_OLD:
87 SETUP_REQUEST_SESSION(SMBsesssetupX, 10, 0);
88 SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
89 SSVAL(req->out.vwv, VWV(1), 0);
90 SSVAL(req->out.vwv,VWV(2),parms->old.in.bufsize);
91 SSVAL(req->out.vwv,VWV(3),parms->old.in.mpx_max);
92 SSVAL(req->out.vwv,VWV(4),parms->old.in.vc_num);
93 SIVAL(req->out.vwv,VWV(5),parms->old.in.sesskey);
94 SSVAL(req->out.vwv,VWV(7),parms->old.in.password.length);
95 SIVAL(req->out.vwv,VWV(8), 0); /* reserved */
96 smbcli_req_append_blob(req, &parms->old.in.password);
97 smbcli_req_append_string(req, parms->old.in.user, STR_TERMINATE);
98 smbcli_req_append_string(req, parms->old.in.domain, STR_TERMINATE|STR_UPPER);
99 smbcli_req_append_string(req, parms->old.in.os, STR_TERMINATE);
100 smbcli_req_append_string(req, parms->old.in.lanman, STR_TERMINATE);
103 case RAW_SESSSETUP_NT1:
104 SETUP_REQUEST_SESSION(SMBsesssetupX, 13, 0);
105 SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
106 SSVAL(req->out.vwv, VWV(1), 0);
107 SSVAL(req->out.vwv, VWV(2), parms->nt1.in.bufsize);
108 SSVAL(req->out.vwv, VWV(3), parms->nt1.in.mpx_max);
109 SSVAL(req->out.vwv, VWV(4), parms->nt1.in.vc_num);
110 SIVAL(req->out.vwv, VWV(5), parms->nt1.in.sesskey);
111 SSVAL(req->out.vwv, VWV(7), parms->nt1.in.password1.length);
112 SSVAL(req->out.vwv, VWV(8), parms->nt1.in.password2.length);
113 SIVAL(req->out.vwv, VWV(9), 0); /* reserved */
114 SIVAL(req->out.vwv, VWV(11), parms->nt1.in.capabilities);
115 smbcli_req_append_blob(req, &parms->nt1.in.password1);
116 smbcli_req_append_blob(req, &parms->nt1.in.password2);
117 smbcli_req_append_string(req, parms->nt1.in.user, STR_TERMINATE);
118 smbcli_req_append_string(req, parms->nt1.in.domain, STR_TERMINATE|STR_UPPER);
119 smbcli_req_append_string(req, parms->nt1.in.os, STR_TERMINATE);
120 smbcli_req_append_string(req, parms->nt1.in.lanman, STR_TERMINATE);
123 case RAW_SESSSETUP_SPNEGO:
124 SETUP_REQUEST_SESSION(SMBsesssetupX, 12, 0);
125 SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
126 SSVAL(req->out.vwv, VWV(1), 0);
127 SSVAL(req->out.vwv, VWV(2), parms->spnego.in.bufsize);
128 SSVAL(req->out.vwv, VWV(3), parms->spnego.in.mpx_max);
129 SSVAL(req->out.vwv, VWV(4), parms->spnego.in.vc_num);
130 SIVAL(req->out.vwv, VWV(5), parms->spnego.in.sesskey);
131 SSVAL(req->out.vwv, VWV(7), parms->spnego.in.secblob.length);
132 SIVAL(req->out.vwv, VWV(8), 0); /* reserved */
133 SIVAL(req->out.vwv, VWV(10), parms->spnego.in.capabilities);
134 smbcli_req_append_blob(req, &parms->spnego.in.secblob);
135 smbcli_req_append_string(req, parms->spnego.in.os, STR_TERMINATE);
136 smbcli_req_append_string(req, parms->spnego.in.lanman, STR_TERMINATE);
137 smbcli_req_append_string(req, parms->spnego.in.workgroup, STR_TERMINATE);
140 case RAW_SESSSETUP_SMB2:
144 if (!smbcli_request_send(req)) {
145 smbcli_request_destroy(req);
153 /****************************************************************************
154 Perform a session setup (async recv)
155 ****************************************************************************/
156 NTSTATUS smb_raw_sesssetup_recv(struct smbcli_request *req,
158 union smb_sesssetup *parms)
163 if (!smbcli_request_receive(req)) {
164 return smbcli_request_destroy(req);
167 if (!NT_STATUS_IS_OK(req->status) &&
168 !NT_STATUS_EQUAL(req->status,NT_STATUS_MORE_PROCESSING_REQUIRED)) {
169 return smbcli_request_destroy(req);
172 switch (parms->old.level) {
173 case RAW_SESSSETUP_OLD:
174 SMBCLI_CHECK_WCT(req, 3);
175 ZERO_STRUCT(parms->old.out);
176 parms->old.out.vuid = SVAL(req->in.hdr, HDR_UID);
177 parms->old.out.action = SVAL(req->in.vwv, VWV(2));
180 p += smbcli_req_pull_string(req, mem_ctx, &parms->old.out.os, p, -1, STR_TERMINATE);
181 p += smbcli_req_pull_string(req, mem_ctx, &parms->old.out.lanman, p, -1, STR_TERMINATE);
182 p += smbcli_req_pull_string(req, mem_ctx, &parms->old.out.domain, p, -1, STR_TERMINATE);
186 case RAW_SESSSETUP_NT1:
187 SMBCLI_CHECK_WCT(req, 3);
188 ZERO_STRUCT(parms->nt1.out);
189 parms->nt1.out.vuid = SVAL(req->in.hdr, HDR_UID);
190 parms->nt1.out.action = SVAL(req->in.vwv, VWV(2));
193 p += smbcli_req_pull_string(req, mem_ctx, &parms->nt1.out.os, p, -1, STR_TERMINATE);
194 p += smbcli_req_pull_string(req, mem_ctx, &parms->nt1.out.lanman, p, -1, STR_TERMINATE);
195 if (p < (req->in.data + req->in.data_size)) {
196 p += smbcli_req_pull_string(req, mem_ctx, &parms->nt1.out.domain, p, -1, STR_TERMINATE);
201 case RAW_SESSSETUP_SPNEGO:
202 SMBCLI_CHECK_WCT(req, 4);
203 ZERO_STRUCT(parms->spnego.out);
204 parms->spnego.out.vuid = SVAL(req->in.hdr, HDR_UID);
205 parms->spnego.out.action = SVAL(req->in.vwv, VWV(2));
206 len = SVAL(req->in.vwv, VWV(3));
212 parms->spnego.out.secblob = smbcli_req_pull_blob(req, mem_ctx, p, len);
213 p += parms->spnego.out.secblob.length;
214 p += smbcli_req_pull_string(req, mem_ctx, &parms->spnego.out.os, p, -1, STR_TERMINATE);
215 p += smbcli_req_pull_string(req, mem_ctx, &parms->spnego.out.lanman, p, -1, STR_TERMINATE);
216 p += smbcli_req_pull_string(req, mem_ctx, &parms->spnego.out.workgroup, p, -1, STR_TERMINATE);
219 case RAW_SESSSETUP_SMB2:
220 req->status = NT_STATUS_INTERNAL_ERROR;
225 return smbcli_request_destroy(req);
230 Perform a session setup (sync interface)
232 NTSTATUS smb_raw_sesssetup(struct smbcli_session *session,
233 TALLOC_CTX *mem_ctx, union smb_sesssetup *parms)
235 struct smbcli_request *req = smb_raw_sesssetup_send(session, parms);
236 return smb_raw_sesssetup_recv(req, mem_ctx, parms);
240 /****************************************************************************
241 Send a ulogoff (async send)
242 *****************************************************************************/
243 struct smbcli_request *smb_raw_ulogoff_send(struct smbcli_session *session)
245 struct smbcli_request *req;
247 SETUP_REQUEST_SESSION(SMBulogoffX, 2, 0);
249 SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
250 SSVAL(req->out.vwv, VWV(1), 0);
252 if (!smbcli_request_send(req)) {
253 smbcli_request_destroy(req);
260 /****************************************************************************
261 Send a ulogoff (sync interface)
262 *****************************************************************************/
263 NTSTATUS smb_raw_ulogoff(struct smbcli_session *session)
265 struct smbcli_request *req = smb_raw_ulogoff_send(session);
266 return smbcli_request_simple_recv(req);
270 /****************************************************************************
271 Send a exit (async send)
272 *****************************************************************************/
273 struct smbcli_request *smb_raw_exit_send(struct smbcli_session *session)
275 struct smbcli_request *req;
277 SETUP_REQUEST_SESSION(SMBexit, 0, 0);
279 if (!smbcli_request_send(req)) {
280 smbcli_request_destroy(req);
287 /****************************************************************************
288 Send a exit (sync interface)
289 *****************************************************************************/
290 NTSTATUS smb_raw_exit(struct smbcli_session *session)
292 struct smbcli_request *req = smb_raw_exit_send(session);
293 return smbcli_request_simple_recv(req);