public SoftEtherParameterCollection CallMethod(string functionName,
SoftEtherParameterCollection payload = null)
{
if (payload == null)
{
payload = new SoftEtherParameterCollection();
}
payload.RemoveNullParameters();
payload.Add("function_name", functionName);
var serializedPayload = SoftEtherProtocol.Serialize(payload);
var serializedLength = SoftEtherProtocol.SerializeInt(serializedPayload.Length);
_socket.Write(serializedLength);
_socket.Write(serializedPayload);
_socket.Flush();
var dataLength = new byte[4];
var bytesRead = _socket.Read(dataLength, 0, 4);
if (bytesRead != 4)
{
throw new Exception("Failed to read dataLength");
}
var dataLengthAsInt = SoftEtherProtocol.DeserializeInt(dataLength);
var responseBuffer = new byte[dataLengthAsInt];
bytesRead = 0;
for (var i = 0; i < 10; i++) //retrie 10 times to read all data
{
bytesRead += _socket.Read(responseBuffer, bytesRead, dataLengthAsInt - bytesRead);
if (bytesRead == dataLengthAsInt)
{
break;
}
Thread.Sleep(50);
}
if (bytesRead != dataLengthAsInt)
{
throw new Exception("read less than dataLength");
}
var response = SoftEtherProtocol.Deserialize(responseBuffer);
return(response);
}
public AuthResult Authenticate(byte[] passwordHash, string hubName = null)
{
if (RandomFromServer == null)
{
return new AuthResult {
Error = SoftEtherError.ConnectFailed
}
}
;
var authPayload = new SoftEtherParameterCollection
{
{ "method", "admin" },
{ "client_str", "SoftEtherNet" },
{ "client_ver", 1 },
{ "client_build", 0 }
};
if (!string.IsNullOrWhiteSpace(hubName))
{
authPayload.Add("hubname", hubName);
}
var securePassword = CreateSaltedHash(passwordHash, RandomFromServer);
authPayload.Add("secure_password", securePassword);
var serializedAuthPayload = SoftEtherProtocol.Serialize(authPayload);
_socket.SendHttpRequest("POST", "/vpnsvc/vpn.cgi", serializedAuthPayload,
SoftEtherNetwork.GetDefaultHeaders());
var authResponse = _socket.GetHttpResponse();
if (authResponse.code != 200)
{
return new AuthResult {
Error = SoftEtherError.AuthFailed
}
}
;
var authDict = SoftEtherProtocol.Deserialize(authResponse.body);
return(AuthResult.Deserialize(authDict));
}