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1 office 1 /**
2 * @file BDatagram_unix.h
3 * @author Ambroz Bizjak <ambrop7@gmail.com>
4 *
5 * @section LICENSE
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of the author nor the
15 * names of its contributors may be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29  
30 #include <misc/debugerror.h>
31 #include <base/DebugObject.h>
32  
33 #define BDATAGRAM_SEND_LIMIT 2
34 #define BDATAGRAM_RECV_LIMIT 2
35  
36 struct BDatagram_s {
37 BReactor *reactor;
38 void *user;
39 BDatagram_handler handler;
40 int fd;
41 BFileDescriptor bfd;
42 int wait_events;
43 struct {
44 BReactorLimit limit;
45 int have_addrs;
46 BAddr remote_addr;
47 BIPAddr local_addr;
48 int inited;
49 int mtu;
50 PacketPassInterface iface;
51 BPending job;
52 int busy;
53 const uint8_t *busy_data;
54 int busy_data_len;
55 } send;
56 struct {
57 BReactorLimit limit;
58 int started;
59 int have_addrs;
60 BAddr remote_addr;
61 BIPAddr local_addr;
62 int inited;
63 int mtu;
64 PacketRecvInterface iface;
65 BPending job;
66 int busy;
67 uint8_t *busy_data;
68 } recv;
69 DebugError d_err;
70 DebugObject d_obj;
71 };