protected HttpParseResult SDK_OnUpgrade(IntPtr pSender, IntPtr connId, HttpUpgradeType enUpgradeType)
{
if (OnUpgrade != null)
{
return(OnUpgrade(connId, enUpgradeType));
}
return(HttpParseResult.Ok);
}
protected override HttpParseResult SDK_OnUpgrade(IntPtr pSender, IntPtr connId, HttpUpgradeType upgradeType)
{
if (upgradeType == HttpUpgradeType.HttpTunnel)
{
SendResponse(connId, HttpStatusCode.Ok, "Connection Established", null, null, 0);
}
else if (upgradeType == HttpUpgradeType.WebSocket)
{
THeader[] headers =
{
new THeader()
{
Name = "Connection", Value = "Upgrade"
},
new THeader()
{
Name = "Upgrade", Value = "WebSocket"
},
new THeader(),
new THeader(),
};
var keyName = "Sec-WebSocket-Key";
var secWebSocketKey = GetHeader(connId, keyName);
if (string.IsNullOrEmpty(secWebSocketKey))
{
return(HttpParseResult.Error);
}
SHA1 sha1 = new SHA1CryptoServiceProvider();
byte[] bytes_sha1_in = Encoding.UTF8.GetBytes(secWebSocketKey + "258EAFA5-E914-47DA-95CA-C5AB0DC85B11");
byte[] bytes_sha1_out = sha1.ComputeHash(bytes_sha1_in);
string str_sha1_out = Convert.ToBase64String(bytes_sha1_out);
headers[2].Name = "Sec-WebSocket-Accept";
headers[2].Value = str_sha1_out;
var secWebSocketProtocol = GetHeader(connId, "Sec-WebSocket-Protocol");
if (!string.IsNullOrEmpty(secWebSocketProtocol))
{
var arr = secWebSocketProtocol.Split(new[] { ',', ' ' });
if (arr.Length > 0)
{
headers[3].Name = "Sec-WebSocket-Protocol";
headers[3].Value = arr[0];
}
}
SendResponse(connId, HttpStatusCode.SwitchingProtocols, null, headers, null, 0);
}
return(HttpParseResult.Ok);
}
private HttpParseResult OnUpgrade(IntPtr connId, HttpUpgradeType upgradeType)
{
Console.WriteLine("OnUpgrade({0}, {1})", connId, upgradeType);
return(HttpParseResult.Ok);
}
