sockets.cpp
3.1 KB
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
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
/* akvirtualcamera, virtual camera for Mac and Windows.
* Copyright (C) 2024 Gonzalo Exequiel Pedone
*
* akvirtualcamera is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* akvirtualcamera is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with akvirtualcamera. If not, see <http://www.gnu.org/licenses/>.
*
* Web-Site: http://webcamoid.github.io/
*/
#include "sockets.h"
#ifdef _WIN32
static bool akvcamSocketsInitialized = false;
#endif
bool AkVCam::Sockets::init()
{
#ifdef _WIN32
// Initialize winsocks
if (!akvcamSocketsInitialized) {
WSADATA wsaData;
if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0)
return false;
akvcamSocketsInitialized = true;
}
#endif
return true;
}
void AkVCam::Sockets::uninit()
{
#ifdef _WIN32
if (akvcamSocketsInitialized) {
WSACleanup();
akvcamSocketsInitialized = false;
}
#endif
}
bool AkVCam::Sockets::send(SocketType socket, const void *data, size_t dataSize)
{
size_t dataSent = 0;
while (dataSent < dataSize) {
auto sent = ::send(socket,
reinterpret_cast<const char *>(data) + dataSent,
dataSize - dataSent,
0);
if (sent < 1)
return false;
dataSent += sent;
}
return true;
}
bool AkVCam::Sockets::send(SocketType socket, const std::vector<char> &data)
{
bool ok = true;
size_t dataSize = data.size();
ok &= Sockets::send(socket,
reinterpret_cast<char *>(&dataSize),
sizeof(size_t));
if (ok && dataSize > 0)
ok &= Sockets::send(socket, data.data(), dataSize);
return ok;
}
bool AkVCam::Sockets::recv(SocketType socket, void *data, size_t dataSize)
{
size_t dataReceived = 0;
while (dataReceived < dataSize) {
auto received = ::recv(socket,
reinterpret_cast<char *>(data) + dataReceived,
dataSize - dataReceived,
0);
if (received < 1)
return false;
dataReceived += received;
}
return true;
}
bool AkVCam::Sockets::recv(SocketType socket, std::vector<char> &data)
{
bool ok = true;
size_t dataSize = 0;
ok &= Sockets::recv(socket,
reinterpret_cast<char *>(&dataSize),
sizeof(size_t));
data.resize(dataSize);
if (ok && dataSize > 0)
ok &= Sockets::recv(socket, data.data(), dataSize);
return ok;
}
void AkVCam::Sockets::closeSocket(SocketType socket)
{
#ifdef _WIN32
closesocket(socket);
#else
close(socket);
#endif
}