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1 office 1 /**
2 * @file BConnection_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 BCONNECTION_SEND_LIMIT 2
34 #define BCONNECTION_RECV_LIMIT 2
35 #define BCONNECTION_LISTEN_BACKLOG 128
36  
37 struct BListener_s {
38 BReactor *reactor;
39 void *user;
40 BListener_handler handler;
41 char *unix_socket_path;
42 int fd;
43 BFileDescriptor bfd;
44 BPending default_job;
45 DebugObject d_obj;
46 };
47  
48 struct BConnector_s {
49 BReactor *reactor;
50 void *user;
51 BConnector_handler handler;
52 BPending job;
53 int fd;
54 int connected;
55 int have_bfd;
56 BFileDescriptor bfd;
57 DebugObject d_obj;
58 };
59  
60 struct BConnection_s {
61 BReactor *reactor;
62 void *user;
63 BConnection_handler handler;
64 int fd;
65 int close_fd;
66 int is_hupd;
67 BFileDescriptor bfd;
68 int wait_events;
69 struct {
70 BReactorLimit limit;
71 StreamPassInterface iface;
72 BPending job;
73 const uint8_t *busy_data;
74 int busy_data_len;
75 int state;
76 } send;
77 struct {
78 BReactorLimit limit;
79 StreamRecvInterface iface;
80 BPending job;
81 uint8_t *busy_data;
82 int busy_data_avail;
83 int state;
84 } recv;
85 DebugError d_err;
86 DebugObject d_obj;
87 };