C++ (Cpp) StartRpcClient Examples

Example #1

File: EtherLog.c Project: m-a-n-a-v/SoftEtherVPN_Stable

// RPC client connect
UINT EcConnect(char *host, UINT port, char *password, RPC **rpc)
{
	SOCK *s;
	UCHAR password_hash[SHA1_SIZE];
	UCHAR rand[SHA1_SIZE];
	UCHAR response[SHA1_SIZE];
	bool retcode;
	// Validate arguments
	if (host == NULL)
	{
		host = "localhost";
	}
	if (port == 0)
	{
		port = EL_ADMIN_PORT;
	}
	if (password == NULL)
	{
		password = "";
	}
	if (rpc == NULL)
	{
		return ERR_INTERNAL_ERROR;
	}

	// Connect to the server
	s = Connect(host, port);
	if (s == NULL)
	{
		// Connection failure
		return ERR_CONNECT_FAILED;
	}

	SetTimeout(s, 5000);

	// Hash the password
	Hash(password_hash, password, StrLen(password), true);

	// Receive the random number
	Zero(rand, sizeof(rand));
	RecvAll(s, rand, sizeof(rand), false);
	SecurePassword(response, password_hash, rand);

	// Send a response
	SendAll(s, response, sizeof(response), false);

	// Receive results
	retcode = false;
	if (RecvAll(s, &retcode, sizeof(retcode), false) == false)
	{
		// Disconnect
		ReleaseSock(s);
		return ERR_PROTOCOL_ERROR;
	}
	retcode = Endian32(retcode);

	if (retcode == false)
	{
		// Password incorrect
		ReleaseSock(s);
		return ERR_AUTH_FAILED;
	}

	// Successful connection
	SetTimeout(s, INFINITE);

	*rpc = StartRpcClient(s, NULL);

	ReleaseSock(s);

	return ERR_NO_ERROR;
}

Example #2

File: Nat.c Project: benapetr/SoftEtherVPN

// Connection for NAT administrator
RPC *NatAdminConnect(CEDAR *cedar, char *hostname, UINT port, void *hashed_password, UINT *err)
{
	UCHAR secure_password[SHA1_SIZE];
	UCHAR random[SHA1_SIZE];
	SOCK *sock;
	RPC *rpc;
	PACK *p;
	UINT error;
	// Validate arguments
	if (cedar == NULL || hostname == NULL || port == 0 || hashed_password == NULL || err == NULL)
	{
		if (err != NULL)
		{
			*err = ERR_INTERNAL_ERROR;
		}
		return NULL;
	}

	// Connection
	sock = Connect(hostname, port);
	if (sock == NULL)
	{
		*err = ERR_CONNECT_FAILED;
		return NULL;
	}

	if (StartSSL(sock, NULL, NULL) == false)
	{
		*err = ERR_PROTOCOL_ERROR;
		ReleaseSock(sock);
		return NULL;
	}

	SetTimeout(sock, 5000);

	p = HttpClientRecv(sock);
	if (p == NULL)
	{
		*err = ERR_DISCONNECTED;
		ReleaseSock(sock);
		return NULL;
	}

	if (PackGetData2(p, "auth_random", random, SHA1_SIZE) == false)
	{
		FreePack(p);
		*err = ERR_PROTOCOL_ERROR;
		ReleaseSock(sock);
		return NULL;
	}

	FreePack(p);

	SecurePassword(secure_password, hashed_password, random);

	p = NewPack();
	PackAddData(p, "secure_password", secure_password, SHA1_SIZE);

	if (HttpClientSend(sock, p) == false)
	{
		FreePack(p);
		*err = ERR_DISCONNECTED;
		ReleaseSock(sock);
		return NULL;
	}

	FreePack(p);

	p = HttpClientRecv(sock);
	if (p == NULL)
	{
		*err = ERR_DISCONNECTED;
		ReleaseSock(sock);
		return NULL;
	}

	error = GetErrorFromPack(p);

	FreePack(p);

	if (error != ERR_NO_ERROR)
	{
		*err = error;
		ReleaseSock(sock);
		return NULL;
	}

	SetTimeout(sock, TIMEOUT_INFINITE);

	rpc = StartRpcClient(sock, NULL);
	ReleaseSock(sock);

	return rpc;
}