forked from MidLevel/MLAPI.WebSockets
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathNativeWebSocketClient.cs
More file actions
195 lines (166 loc) · 5.67 KB
/
NativeWebSocketClient.cs
File metadata and controls
195 lines (166 loc) · 5.67 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
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
#if !JSLIB
using System;
namespace MLAPI.WebSockets
{
internal class NativeWebSocketClient : IWebSocketClient
{
internal event OnClientOpenDelegate OnOpenEvent;
internal event OnClientPayloadDelegate OnPayloadEvent;
internal event OnClientErrorDelegate OnErrorEvent;
internal event OnClientCloseDelegate OnCloseEvent;
private WebSocketSharp.WebSocket websocket = null;
private readonly byte[] _buffer = new byte[4096];
internal NativeWebSocketClient(string url)
{
try
{
websocket = new WebSocketSharp.WebSocket(url);
websocket.OnOpen += (sender, ev) =>
{
if (OnOpenEvent != null)
{
OnOpenEvent();
}
};
websocket.OnMessage += (sender, ev) =>
{
if (ev.RawData != null && OnPayloadEvent != null)
{
OnPayloadEvent(new ArraySegment<byte>(ev.RawData, 0, ev.RawData.Length));
}
};
// Bind OnError event
websocket.OnError += (sender, ev) =>
{
if (OnErrorEvent != null)
{
OnErrorEvent(ev.Message);
}
};
// Bind OnClose event
this.websocket.OnClose += (sender, ev) =>
{
if (OnCloseEvent != null)
{
DisconnectCode code = (DisconnectCode)(int)ev.Code;
if (!Enum.IsDefined(typeof(DisconnectCode), code))
{
code = DisconnectCode.Unknown;
}
OnCloseEvent(code);
}
};
}
catch (Exception e)
{
throw new WebSocketException("Failed to create socket", e);
}
}
public void Connect()
{
if (websocket.ReadyState == WebSocketSharp.WebSocketState.Open)
{
throw new InvalidOperationException("Socket is already open");
}
if (websocket.ReadyState == WebSocketSharp.WebSocketState.Closing)
{
throw new InvalidOperationException("Socket is closing");
}
try
{
websocket.ConnectAsync();
}
catch (Exception e)
{
throw new WebSocketException("Connection failed", e);
}
}
public void Close(DisconnectCode code = DisconnectCode.Normal, string reason = null)
{
if (websocket.ReadyState == WebSocketSharp.WebSocketState.Closing)
{
throw new InvalidOperationException("Socket is already closing");
}
if (this.websocket.ReadyState == WebSocketSharp.WebSocketState.Closed)
{
throw new InvalidOperationException("Socket is already closed");
}
try
{
websocket.CloseAsync((ushort)code, reason);
}
catch (Exception e)
{
throw new WebSocketException("Could not close socket", e);
}
}
public void Send(ArraySegment<byte> payload)
{
if (websocket.ReadyState != WebSocketSharp.WebSocketState.Open)
{
throw new WebSocketException("Socket is not open");
}
try
{
if (payload.Offset > 0 || payload.Count < payload.Array.Length)
{
// STA Websockets cant take offsets nor buffer lenghts.
byte[] buf = new byte[payload.Count];
Buffer.BlockCopy(payload.Array, payload.Offset, buf, 0, payload.Count);
websocket.Send(buf);
}
else
{
websocket.Send(payload.Array);
}
}
catch (Exception e)
{
throw new WebSocketException("Unknown error while sending the message", e);
}
}
public WebSocketState GetState()
{
switch (websocket.ReadyState)
{
case WebSocketSharp.WebSocketState.Connecting:
{
return WebSocketState.Connecting;
}
case WebSocketSharp.WebSocketState.Open:
{
return WebSocketState.Open;
}
case WebSocketSharp.WebSocketState.Closing:
{
return WebSocketState.Closing;
}
case WebSocketSharp.WebSocketState.Closed:
{
return WebSocketState.Closed;
}
default:
{
return WebSocketState.Closed;
}
}
}
public void SetOnOpen(OnClientOpenDelegate action)
{
OnOpenEvent += action;
}
public void SetOnPayload(OnClientPayloadDelegate action)
{
OnPayloadEvent += action;
}
public void SetOnError(OnClientErrorDelegate action)
{
OnErrorEvent += action;
}
public void SetOnClose(OnClientCloseDelegate action)
{
OnCloseEvent += action;
}
}
}
#endif