public static unsafe SafeLoadLibrary LoadLibraryEx(string library)
{
SafeLoadLibrary result = UnsafeNativeMethods.SafeNetHandles.LoadLibraryExW(library, null, 0);
if (result.IsInvalid)
{
result.SetHandleAsInvalid();
}
return(result);
}
static WebSocketProtocolComponent()
{
#if NETSTANDARD1_3
DllFileName = Path.Combine(Environment.GetEnvironmentVariable("SYSTEMROOT"), "System32", WEBSOCKET);
#else
DllFileName = Path.Combine(Environment.SystemDirectory, WEBSOCKET);
#endif
WebSocketDllHandle = SafeLoadLibrary.LoadLibraryEx(DllFileName);
if (!WebSocketDllHandle.IsInvalid)
{
PrivateSupportedVersion = GetSupportedVersion();
ServerFakeRequestHeaders = new HttpHeader[]
{
new HttpHeader()
{
Name = HttpKnownHeaderNames.Connection,
NameLength = (uint)HttpKnownHeaderNames.Connection.Length,
Value = HttpKnownHeaderNames.Upgrade,
ValueLength = (uint)HttpKnownHeaderNames.Upgrade.Length
},
new HttpHeader()
{
Name = HttpKnownHeaderNames.Upgrade,
NameLength = (uint)HttpKnownHeaderNames.Upgrade.Length,
Value = WebSocketHelpers.WebSocketUpgradeToken,
ValueLength = (uint)WebSocketHelpers.WebSocketUpgradeToken.Length
},
new HttpHeader()
{
Name = HttpKnownHeaderNames.Host,
NameLength = (uint)HttpKnownHeaderNames.Host.Length,
Value = string.Empty,
ValueLength = 0
},
new HttpHeader()
{
Name = HttpKnownHeaderNames.SecWebSocketVersion,
NameLength = (uint)HttpKnownHeaderNames.SecWebSocketVersion.Length,
Value = SupportedVersion,
ValueLength = (uint)SupportedVersion.Length
},
new HttpHeader()
{
Name = HttpKnownHeaderNames.SecWebSocketKey,
NameLength = (uint)HttpKnownHeaderNames.SecWebSocketKey.Length,
Value = DummyWebsocketKeyBase64,
ValueLength = (uint)DummyWebsocketKeyBase64.Length
}
};
}
}