2 Unix SMB/CIFS implementation.
4 Copyright (C) Andrew Tridgell 1992-1998
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
20 This file handles the messaging system calls for winpopup style
26 #include "system/filesys.h"
27 #include "smbd/smbd.h"
28 #include "smbd/globals.h"
29 #include "smbprofile.h"
31 extern userdom_struct current_user_info;
39 /****************************************************************************
41 ****************************************************************************/
43 static void msg_deliver(struct msg_state *state)
45 TALLOC_CTX *frame = talloc_stackframe();
56 if (! (*lp_msg_command(frame))) {
57 DEBUG(1,("no messaging command specified\n"));
61 /* put it in a temporary file */
62 name = talloc_asprintf(talloc_tos(), "%s/msg.XXXXXX", tmpdir());
66 mask = umask(S_IRWXO | S_IRWXG);
71 DEBUG(1, ("can't open message file %s: %s\n", name,
77 * Incoming message is in DOS codepage format. Convert to UNIX.
80 if (!convert_string_talloc(talloc_tos(), CH_DOS, CH_UNIX, state->msg,
81 talloc_get_size(state->msg), (void *)&msg,
83 DEBUG(3, ("Conversion failed, delivering message in DOS "
84 "codepage format\n"));
88 for (i = 0; i < len; i++) {
89 if ((msg[i] == '\r') &&
90 (i < (len-1)) && (msg[i+1] == '\n')) {
93 sz = write(fd, &msg[i], 1);
95 DEBUG(0, ("Write error to fd %d: %ld(%s)\n", fd,
96 (long)sz, strerror(errno)));
102 /* run the command */
103 s = lp_msg_command(frame);
108 alpha_strcpy(alpha_buf, state->from, NULL, sizeof(alpha_buf));
110 s = talloc_string_sub(talloc_tos(), s, "%f", alpha_buf);
115 alpha_strcpy(alpha_buf, state->to, NULL, sizeof(alpha_buf));
117 s = talloc_string_sub(talloc_tos(), s, "%t", alpha_buf);
122 s = talloc_sub_basic(talloc_tos(), current_user_info.smb_name,
123 current_user_info.domain, s);
128 s = talloc_string_sub(talloc_tos(), s, "%s", name);
139 /****************************************************************************
141 conn POINTER CAN BE NULL HERE !
142 ****************************************************************************/
144 void reply_sends(struct smb_request *req)
146 struct msg_state *state;
151 START_PROFILE(SMBsends);
153 if (!(*lp_msg_command(talloc_tos()))) {
154 reply_nterror(req, NT_STATUS_REQUEST_NOT_ACCEPTED);
155 END_PROFILE(SMBsends);
159 state = talloc(talloc_tos(), struct msg_state);
161 p = (const char *)req->buf + 1;
162 p += srvstr_pull_req_talloc(
163 state, req, &state->from, p, STR_ASCII|STR_TERMINATE) + 1;
164 p += srvstr_pull_req_talloc(
165 state, req, &state->to, p, STR_ASCII|STR_TERMINATE) + 1;
170 len = MIN(len, smbreq_bufrem(req, msg+2));
172 state->msg = talloc_array(state, char, len);
174 if (state->msg == NULL) {
175 reply_nterror(req, NT_STATUS_NO_MEMORY);
176 END_PROFILE(SMBsends);
180 memcpy(state->msg, msg+2, len);
184 reply_outbuf(req, 0, 0);
186 END_PROFILE(SMBsends);
190 /****************************************************************************
192 conn POINTER CAN BE NULL HERE !
193 ****************************************************************************/
195 void reply_sendstrt(struct smb_request *req)
199 START_PROFILE(SMBsendstrt);
201 if (!(*lp_msg_command(talloc_tos()))) {
202 reply_nterror(req, NT_STATUS_REQUEST_NOT_ACCEPTED);
203 END_PROFILE(SMBsendstrt);
207 TALLOC_FREE(req->sconn->conn->msg_state);
209 req->sconn->conn->msg_state = talloc_zero(NULL, struct msg_state);
211 if (req->sconn->conn->msg_state == NULL) {
212 reply_nterror(req, NT_STATUS_NO_MEMORY);
213 END_PROFILE(SMBsendstrt);
217 p = (const char *)req->buf+1;
218 p += srvstr_pull_req_talloc(
219 req->sconn->conn->msg_state, req,
220 &req->sconn->conn->msg_state->from, p,
221 STR_ASCII|STR_TERMINATE) + 1;
222 p += srvstr_pull_req_talloc(
223 req->sconn->conn->msg_state, req,
224 &req->sconn->conn->msg_state->to, p,
225 STR_ASCII|STR_TERMINATE) + 1;
227 DEBUG(3, ("SMBsendstrt (from %s to %s)\n",
228 req->sconn->conn->msg_state->from,
229 req->sconn->conn->msg_state->to));
231 reply_outbuf(req, 0, 0);
233 END_PROFILE(SMBsendstrt);
237 /****************************************************************************
239 conn POINTER CAN BE NULL HERE !
240 ****************************************************************************/
242 void reply_sendtxt(struct smb_request *req)
249 START_PROFILE(SMBsendtxt);
251 if (! (*lp_msg_command(talloc_tos()))) {
252 reply_nterror(req, NT_STATUS_REQUEST_NOT_ACCEPTED);
253 END_PROFILE(SMBsendtxt);
257 if ((req->sconn->conn->msg_state == NULL) || (req->buflen < 3)) {
258 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
259 END_PROFILE(SMBsendtxt);
263 msg = (const char *)req->buf + 1;
265 old_len = talloc_get_size(req->sconn->conn->msg_state->msg);
267 len = MIN(SVAL(msg, 0), smbreq_bufrem(req, msg+2));
269 tmp = talloc_realloc(req->sconn->conn->msg_state,
270 req->sconn->conn->msg_state->msg,
271 char, old_len + len);
274 reply_nterror(req, NT_STATUS_NO_MEMORY);
275 END_PROFILE(SMBsendtxt);
279 req->sconn->conn->msg_state->msg = tmp;
281 memcpy(&req->sconn->conn->msg_state->msg[old_len], msg+2, len);
283 DEBUG( 3, ( "SMBsendtxt\n" ) );
285 reply_outbuf(req, 0, 0);
287 END_PROFILE(SMBsendtxt);
291 /****************************************************************************
293 conn POINTER CAN BE NULL HERE !
294 ****************************************************************************/
296 void reply_sendend(struct smb_request *req)
298 START_PROFILE(SMBsendend);
300 if (! (*lp_msg_command(talloc_tos()))) {
301 reply_nterror(req, NT_STATUS_REQUEST_NOT_ACCEPTED);
302 END_PROFILE(SMBsendend);
306 DEBUG(3,("SMBsendend\n"));
308 msg_deliver(req->sconn->conn->msg_state);
310 TALLOC_FREE(req->sconn->conn->msg_state);
312 reply_outbuf(req, 0, 0);
314 END_PROFILE(SMBsendend);