1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
/*
* Copyright 2008, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define LOG_TAG "wds"
#include "config.h"
#include "DebugServer.h" // used for ENABLE_WDS
#include "Connection.h"
#include <arpa/inet.h>
#include <string.h>
#include <utils/Log.h>
#if ENABLE(WDS)
#define MAX_CONNECTION_QUEUE 5
#define log_errno(x) ALOGE("%s: %d", x, strerror(errno))
namespace android {
namespace WDS {
bool Socket::open() {
m_fd = socket(PF_INET, SOCK_STREAM, 0);
if (m_fd < 0) {
log_errno("Failed to create file descriptor");
return false;
}
return true;
}
bool ConnectionServer::connect(short port) {
if (!m_socket.open())
return false;
int fd = m_socket.fd();
// Build our sockaddr_in structure use to listen to incoming connections
sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = htonl(INADDR_ANY);
addr.sin_port = htons(port);
// Try to bind to the given port
if (bind(fd, (sockaddr*) &addr, sizeof(addr)) < 0) {
log_errno("Failed to bind to local host");
return false;
}
// Try to listen
if (listen(fd, MAX_CONNECTION_QUEUE) < 0) {
log_errno("Failed to listen");
return false;
}
return true;
}
Connection* ConnectionServer::accept() const {
int conn = ::accept(m_socket.fd(), NULL, NULL);
if (conn < 0) {
log_errno("Accept failed");
return NULL;
}
return new Connection(conn);
}
} // end namespace WDS
} // end namespace android
#endif
|
