6 * Copyright (C) 2010-2015 SIPE Project <http://sipe.sourceforge.net/>
7 * Copyright (C) 2010 Jakub Adam <jakub.adam@ktknet.cz>
8 * Copyright (C) 2010 Tomáš Hrabčík <tomas.hrabcik@tieto.com>
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
40 #if PURPLE_VERSION_CHECK(3,0,0)
42 #define PURPLE_XFER_TO_SIPE_CORE_PUBLIC ((struct sipe_core_public *) purple_connection_get_protocol_data(purple_account_get_connection(purple_xfer_get_account(xfer))))
45 #define PurpleXferStatus PurpleXferStatusType
46 #define PURPLE_XFER_TO_SIPE_CORE_PUBLIC ((struct sipe_core_public *) purple_account_get_connection(xfer->account)->proto_data)
47 #define PURPLE_XFER_TYPE_RECEIVE PURPLE_XFER_RECEIVE
48 #define PURPLE_XFER_TYPE_SEND PURPLE_XFER_SEND
49 #define purple_xfer_get_fd(xfer) xfer->fd
50 #define purple_xfer_get_protocol_data(xfer) xfer->data
51 #define purple_xfer_get_status(xfer) purple_xfer_get_status(xfer)
52 #define purple_xfer_get_xfer_type(xfer) purple_xfer_get_type(xfer)
53 #define purple_xfer_get_watcher(xfer) xfer->watcher
54 #define purple_xfer_set_protocol_data(xfer, d) xfer->data = d
55 #define purple_xfer_set_watcher(xfer, w) xfer->watcher = w
59 /* wrappers for write() & friends for socket handling */
60 #include "win32/win32dep.h"
63 #include "sipe-common.h"
64 #include "sipe-backend.h"
65 #include "sipe-core.h"
67 #include "purple-private.h"
69 #define FT_TO_PURPLE_XFER ((PurpleXfer *) ft->backend_private)
70 #define PURPLE_XFER_TO_SIPE_FILE_TRANSFER ((struct sipe_file_transfer *) purple_xfer_get_protocol_data(xfer))
72 void sipe_backend_ft_error(struct sipe_file_transfer
*ft
,
75 PurpleXfer
*xfer
= FT_TO_PURPLE_XFER
;
76 purple_xfer_error(purple_xfer_get_xfer_type(xfer
),
77 purple_xfer_get_account(xfer
),
78 purple_xfer_get_remote_user(xfer
),
82 const gchar
*sipe_backend_ft_get_error(SIPE_UNUSED_PARAMETER
struct sipe_file_transfer
*ft
)
84 return strerror(errno
);
87 void sipe_backend_ft_deallocate(struct sipe_file_transfer
*ft
)
89 PurpleXfer
*xfer
= FT_TO_PURPLE_XFER
;
90 PurpleXferStatus status
= purple_xfer_get_status(xfer
);
92 // If file transfer is not finished, cancel it
93 if ( status
!= PURPLE_XFER_STATUS_DONE
94 && status
!= PURPLE_XFER_STATUS_CANCEL_LOCAL
95 && status
!= PURPLE_XFER_STATUS_CANCEL_REMOTE
) {
96 purple_xfer_set_cancel_recv_fnc(xfer
, NULL
);
97 purple_xfer_set_cancel_send_fnc(xfer
, NULL
);
98 purple_xfer_cancel_remote(xfer
);
102 gssize
sipe_backend_ft_read(struct sipe_file_transfer
*ft
,
106 gssize bytes_read
= read(purple_xfer_get_fd(FT_TO_PURPLE_XFER
),
109 if (bytes_read
== 0) {
110 /* Sender canceled transfer before it was finished */
112 } else if (bytes_read
== -1) {
121 gssize
sipe_backend_ft_write(struct sipe_file_transfer
*ft
,
125 gssize bytes_written
= write(purple_xfer_get_fd(FT_TO_PURPLE_XFER
),
128 if (bytes_written
== -1) {
134 return bytes_written
;
137 void sipe_backend_ft_cancel_local(struct sipe_file_transfer
*ft
)
139 purple_xfer_cancel_local(FT_TO_PURPLE_XFER
);
142 void sipe_backend_ft_cancel_remote(struct sipe_file_transfer
*ft
)
144 purple_xfer_cancel_remote(FT_TO_PURPLE_XFER
);
148 ft_free_xfer_struct(PurpleXfer
*xfer
)
150 struct sipe_file_transfer
*ft
= PURPLE_XFER_TO_SIPE_FILE_TRANSFER
;
153 if (purple_xfer_get_watcher(xfer
)) {
154 purple_input_remove(purple_xfer_get_watcher(xfer
));
155 purple_xfer_set_watcher(xfer
, 0);
157 if (ft
->deallocate
) {
160 purple_xfer_set_protocol_data(xfer
, NULL
);
165 ft_request_denied(PurpleXfer
*xfer
)
167 struct sipe_file_transfer
*ft
= PURPLE_XFER_TO_SIPE_FILE_TRANSFER
;
168 if (ft
->request_denied
) {
169 ft
->request_denied(ft
);
172 ft_free_xfer_struct(xfer
);
176 ft_init(PurpleXfer
*xfer
)
178 struct sipe_file_transfer
*ft
= PURPLE_XFER_TO_SIPE_FILE_TRANSFER
;
179 g_return_if_fail(ft
->init
);
182 purple_xfer_get_filename(xfer
),
183 purple_xfer_get_size(xfer
),
184 purple_xfer_get_remote_user(xfer
));
188 ft_start(PurpleXfer
*xfer
)
190 struct sipe_file_transfer
*ft
= PURPLE_XFER_TO_SIPE_FILE_TRANSFER
;
192 if (purple_xfer_get_xfer_type(xfer
) == PURPLE_XFER_TYPE_RECEIVE
) {
193 /* Set socket to non-blocking mode */
194 int flags
= fcntl(purple_xfer_get_fd(xfer
), F_GETFL
, 0);
198 /* @TODO: ignoring potential error return - how to handle? */
199 fcntl(purple_xfer_get_fd(xfer
), F_SETFL
, flags
| O_NONBLOCK
);
203 ft
->start(ft
, purple_xfer_get_size(xfer
));
208 ft_end(PurpleXfer
*xfer
)
210 struct sipe_file_transfer
*ft
= PURPLE_XFER_TO_SIPE_FILE_TRANSFER
;
212 if (ft
->end
&& ft
->end(ft
)) {
213 /* We're done with this transfer */
214 ft_free_xfer_struct(xfer
);
215 } else if (purple_xfer_get_xfer_type(xfer
) == PURPLE_XFER_TYPE_RECEIVE
) {
216 /* Remove incomplete file from failed transfer. */
217 unlink(purple_xfer_get_local_filename(xfer
));
221 static gssize
tftp_read(guchar
**buffer
,
222 #if PURPLE_VERSION_CHECK(3,0,0)
227 return sipe_core_tftp_read(PURPLE_XFER_TO_SIPE_FILE_TRANSFER
,
229 purple_xfer_get_bytes_remaining(xfer
),
230 #if PURPLE_VERSION_CHECK(3,0,0)
233 xfer
->current_buffer_size
239 tftp_write(const guchar
*buffer
, size_t size
, PurpleXfer
*xfer
)
241 gssize bytes_written
= sipe_core_tftp_write(PURPLE_XFER_TO_SIPE_FILE_TRANSFER
,
244 if ((purple_xfer_get_bytes_remaining(xfer
) - bytes_written
) == 0)
245 purple_xfer_set_completed(xfer
, TRUE
);
247 return bytes_written
;
250 //******************************************************************************
252 void sipe_backend_ft_incoming(struct sipe_core_public
*sipe_public
,
253 struct sipe_file_transfer
*ft
,
255 const gchar
*file_name
,
258 struct sipe_backend_private
*purple_private
= sipe_public
->backend_private
;
261 xfer
= purple_xfer_new(purple_private
->account
,
262 PURPLE_XFER_TYPE_RECEIVE
,
266 ft
->backend_private
= (struct sipe_backend_file_transfer
*)xfer
;
267 purple_xfer_set_protocol_data(xfer
, ft
);
269 purple_xfer_set_filename(xfer
, file_name
);
270 purple_xfer_set_size(xfer
, file_size
);
272 purple_xfer_set_init_fnc(xfer
, ft_init
);
273 purple_xfer_set_request_denied_fnc(xfer
, ft_request_denied
);
274 purple_xfer_set_cancel_send_fnc(xfer
, ft_free_xfer_struct
);
275 purple_xfer_set_cancel_recv_fnc(xfer
, ft_free_xfer_struct
);
276 purple_xfer_set_start_fnc(xfer
, ft_start
);
277 purple_xfer_set_end_fnc(xfer
, ft_end
);
278 purple_xfer_set_read_fnc(xfer
, tftp_read
);
280 purple_xfer_request(xfer
);
285 connect_cb(gpointer data
, gint fd
, SIPE_UNUSED_PARAMETER
const gchar
*error_message
)
287 struct sipe_file_transfer
*ft
= data
;
290 purple_xfer_cancel_local(FT_TO_PURPLE_XFER
);
294 purple_xfer_start(FT_TO_PURPLE_XFER
, fd
, NULL
, 0);
298 sipe_backend_ft_start(struct sipe_file_transfer
*ft
, struct sipe_backend_fd
*fd
,
299 const char* ip
, unsigned port
)
301 if (ip
&& port
&& !sipe_backend_ft_is_incoming(ft
)) {
302 /* Purple accepts ip & port only for incoming file transfers.
303 * If we want to send file with Sender-Connect = TRUE negotiated,
304 * we have to open the connection ourselves and pass the file
305 * descriptor to purple_xfer_start. */
306 purple_proxy_connect(NULL
,
307 purple_xfer_get_account(FT_TO_PURPLE_XFER
),
315 purple_xfer_start(FT_TO_PURPLE_XFER
, fd
? fd
->fd
: -1, ip
, port
);
318 void sipe_purple_ft_send_file(PurpleConnection
*gc
,
322 PurpleXfer
*xfer
= sipe_purple_ft_new_xfer(gc
, who
);
326 purple_xfer_request_accepted(xfer
, file
);
328 purple_xfer_request(xfer
);
332 PurpleXfer
*sipe_purple_ft_new_xfer(PurpleConnection
*gc
, const char *who
)
334 PurpleXfer
*xfer
= NULL
;
336 #if !PURPLE_VERSION_CHECK(3,0,0)
337 if (!PURPLE_CONNECTION_IS_VALID(gc
)) {
342 xfer
= purple_xfer_new(purple_connection_get_account(gc
),
343 PURPLE_XFER_TYPE_SEND
,
347 struct sipe_file_transfer
*ft
= sipe_core_ft_allocate(PURPLE_GC_TO_SIPE_CORE_PUBLIC
);
349 ft
->backend_private
= (struct sipe_backend_file_transfer
*)xfer
;
350 purple_xfer_set_protocol_data(xfer
, ft
);
352 purple_xfer_set_init_fnc(xfer
, ft_init
);
353 purple_xfer_set_request_denied_fnc(xfer
, ft_request_denied
);
354 purple_xfer_set_cancel_send_fnc(xfer
, ft_free_xfer_struct
);
355 purple_xfer_set_cancel_recv_fnc(xfer
, ft_free_xfer_struct
);
356 purple_xfer_set_start_fnc(xfer
, ft_start
);
357 purple_xfer_set_end_fnc(xfer
, ft_end
);
358 purple_xfer_set_write_fnc(xfer
, tftp_write
);
365 sipe_backend_ft_is_incoming(struct sipe_file_transfer
*ft
)
367 return(purple_xfer_get_xfer_type(FT_TO_PURPLE_XFER
) == PURPLE_XFER_TYPE_RECEIVE
);