Example #1
0
boolean tcp_connect(rdpTcp* tcp, const char* hostname, uint16 port)
{
	uint32 option_value;
	socklen_t option_len;

	tcp->sockfd = freerdp_tcp_connect(hostname, port);

	if (tcp->sockfd < 0)
		return false;

	tcp_get_ip_address(tcp);
	tcp_get_mac_address(tcp);

	option_value = 1;
	option_len = sizeof(option_value);
	setsockopt(tcp->sockfd, IPPROTO_TCP, TCP_NODELAY, (void*) &option_value, option_len);

	/* receive buffer must be a least 32 K */
	if (getsockopt(tcp->sockfd, SOL_SOCKET, SO_RCVBUF, (void*) &option_value, &option_len) == 0)
	{
		if (option_value < (1024 * 32))
		{
			option_value = 1024 * 32;
			option_len = sizeof(option_value);
			setsockopt(tcp->sockfd, SOL_SOCKET, SO_RCVBUF, (void*) &option_value, option_len);
		}
	}

	tcp_set_keep_alive_mode(tcp);

	return true;
}
Example #2
0
BOOL transport_connect(rdpTransport* transport, const char* hostname, UINT16 port, int timeout)
{
	BOOL status = FALSE;
	rdpSettings* settings = transport->settings;
	transport->async = settings->AsyncTransport;

	if (transport->GatewayEnabled)
	{
		transport->layer = TRANSPORT_LAYER_TSG;
		transport->SplitInputOutput = TRUE;
		transport->TcpOut = freerdp_tcp_new(settings);

		if (!freerdp_tcp_connect(transport->TcpIn, settings->GatewayHostname, settings->GatewayPort, timeout) ||
				!freerdp_tcp_set_blocking_mode(transport->TcpIn, FALSE))
			return FALSE;

		if (!freerdp_tcp_connect(transport->TcpOut, settings->GatewayHostname, settings->GatewayPort, timeout) ||
				!freerdp_tcp_set_blocking_mode(transport->TcpOut, FALSE))
			return FALSE;

		if (!transport_tsg_connect(transport, hostname, port))
			return FALSE;

		status = TRUE;
	}
	else
	{
		status = freerdp_tcp_connect(transport->TcpIn, hostname, port, timeout);
		transport->SplitInputOutput = FALSE;
		transport->TcpOut = transport->TcpIn;
		transport->frontBio = transport->TcpIn->bufferedBio;
	}

	if (status)
	{
		if (transport->async)
		{
			transport->stopEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
			transport->thread = CreateThread(NULL, 0,
											 (LPTHREAD_START_ROUTINE) transport_client_thread, transport, 0, NULL);
		}
	}

	return status;
}
Example #3
0
BOOL rdg_tls_out_connect(rdpRdg* rdg, const char* hostname, UINT16 port, int timeout)
{
	int sockfd = 0;
	int status = 0;
	BIO* socketBio = NULL;
	BIO* bufferedBio = NULL;
	rdpSettings* settings = rdg->settings;

	assert(hostname != NULL);

	sockfd = freerdp_tcp_connect(rdg->context, settings, settings->GatewayHostname,
					settings->GatewayPort, timeout);

	if (sockfd < 1)
	{
		return FALSE;
	}

	socketBio = BIO_new(BIO_s_simple_socket());

	if (!socketBio)
	{
		closesocket(sockfd);
		return FALSE;
	}

	BIO_set_fd(socketBio, sockfd, BIO_CLOSE);
	bufferedBio = BIO_new(BIO_s_buffered_socket());

	if (!bufferedBio)
	{
		BIO_free(socketBio);
		return FALSE;
	}

	bufferedBio = BIO_push(bufferedBio, socketBio);
	status = BIO_set_nonblock(bufferedBio, TRUE);

	if (!status)
	{
		BIO_free_all(bufferedBio);
		return FALSE;
	}

	rdg->tlsOut->hostname = settings->GatewayHostname;
	rdg->tlsOut->port = settings->GatewayPort;
	rdg->tlsOut->isGatewayTransport = TRUE;
	status = tls_connect(rdg->tlsOut, bufferedBio);

	if (status < 1)
	{
		return FALSE;
	}

	return TRUE;
}
Example #4
0
int krb_tcp_connect(KRB_CONTEXT* krb_ctx, KDCENTRY* entry)
{
	int sockfd;

	sockfd = freerdp_tcp_connect(entry->kdchost, entry->port);

	if (sockfd == -1)
		return -1;

	krb_ctx->krbhost = xstrdup(entry->kdchost);
	krb_ctx->krbport = entry->port;
	krb_ctx->ksockfd = sockfd;

	return 0;
}
Example #5
0
BOOL tcp_connect(rdpTcp* tcp, const char* hostname, UINT16 port)
{
	UINT32 option_value;
	socklen_t option_len;

	if (hostname == NULL)
		return FALSE;

	if (hostname[0] == '/')
	{
		tcp->sockfd = freerdp_uds_connect(hostname);

		if (tcp->sockfd < 0)
			return FALSE;
	}
	else
	{
		tcp->sockfd = freerdp_tcp_connect(hostname, port);

		if (tcp->sockfd < 0)
			return FALSE;

		SetEventFileDescriptor(tcp->event, tcp->sockfd);

		tcp_get_ip_address(tcp);
		tcp_get_mac_address(tcp);

		option_value = 1;
		option_len = sizeof(option_value);
		setsockopt(tcp->sockfd, IPPROTO_TCP, TCP_NODELAY, (void*) &option_value, option_len);

		/* receive buffer must be a least 32 K */
		if (getsockopt(tcp->sockfd, SOL_SOCKET, SO_RCVBUF, (void*) &option_value, &option_len) == 0)
		{
			if (option_value < (1024 * 32))
			{
				option_value = 1024 * 32;
				option_len = sizeof(option_value);
				setsockopt(tcp->sockfd, SOL_SOCKET, SO_RCVBUF, (void*) &option_value, option_len);
			}
		}

		tcp_set_keep_alive_mode(tcp);
	}

	return TRUE;
}
Example #6
0
BOOL transport_connect(rdpTransport* transport, const char* hostname, UINT16 port, int timeout)
{
	int sockfd;
	BOOL status = FALSE;
	rdpSettings* settings = transport->settings;
	rdpContext* context = transport->context;

	transport->async = settings->AsyncTransport;

	if (transport->GatewayEnabled)
	{
		if (!status && settings->GatewayHttpTransport)
		{
			transport->rdg = rdg_new(transport);

			if (!transport->rdg)
				return FALSE;

			status = rdg_connect(transport->rdg, hostname, port, timeout);

			if (status)
			{
				transport->frontBio = transport->rdg->frontBio;
				BIO_set_nonblock(transport->frontBio, 0);
				transport->layer = TRANSPORT_LAYER_TSG;
				status = TRUE;
			}
			else
			{
				rdg_free(transport->rdg);
				transport->rdg = NULL;
			}
		}

		if (!status && settings->GatewayRpcTransport)
		{
			transport->tsg = tsg_new(transport);

			if (!transport->tsg)
				return FALSE;

			status = tsg_connect(transport->tsg, hostname, port, timeout);

			if (status)
			{
				transport->frontBio = transport->tsg->bio;
				transport->layer = TRANSPORT_LAYER_TSG;
				status = TRUE;
			}
			else
			{
				tsg_free(transport->tsg);
				transport->tsg = NULL;
			}
		}
	}
	else
	{
		sockfd = freerdp_tcp_connect(context, settings, hostname, port, timeout);

		if (sockfd < 1)
			return FALSE;

		if (!transport_attach(transport, sockfd))
			return FALSE;

		status = TRUE;
	}

	if (status)
	{
		if (transport->async)
		{
			if (!(transport->stopEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
			{
				WLog_ERR(TAG, "Failed to create transport stop event");
				return FALSE;
			}

			if (!(transport->thread = CreateThread(NULL, 0,
				(LPTHREAD_START_ROUTINE) transport_client_thread, transport, 0, NULL)))
			{
				WLog_ERR(TAG, "Failed to create transport client thread");
				CloseHandle(transport->stopEvent);
				transport->stopEvent = NULL;
				return FALSE;
			}
		}
	}

	return status;
}
Example #7
0
static BOOL rdg_tls_connect(rdpRdg* rdg, rdpTls* tls, const char* peerAddress, int timeout)
{
	int sockfd = 0;
	int status = 0;
	BIO* socketBio = NULL;
	BIO* bufferedBio = NULL;
	rdpSettings* settings = rdg->settings;
	const char* peerHostname = settings->GatewayHostname;
	UINT16 peerPort = settings->GatewayPort;
	const char* proxyUsername, *proxyPassword;
	BOOL isProxyConnection = proxy_prepare(settings, &peerHostname, &peerPort, &proxyUsername,
	                                       &proxyPassword);
	sockfd = freerdp_tcp_connect(rdg->context, settings,
	                             peerAddress ? peerAddress : peerHostname,
	                             peerPort, timeout);

	if (sockfd < 0)
	{
		return FALSE;
	}

	socketBio = BIO_new(BIO_s_simple_socket());

	if (!socketBio)
	{
		closesocket(sockfd);
		return FALSE;
	}

	BIO_set_fd(socketBio, sockfd, BIO_CLOSE);
	bufferedBio = BIO_new(BIO_s_buffered_socket());

	if (!bufferedBio)
	{
		closesocket(sockfd);
		BIO_free(socketBio);
		return FALSE;
	}

	bufferedBio = BIO_push(bufferedBio, socketBio);
	status = BIO_set_nonblock(bufferedBio, TRUE);

	if (isProxyConnection)
	{
		if (!proxy_connect(settings, bufferedBio, proxyUsername, proxyPassword, settings->GatewayHostname,
		                   settings->GatewayPort))
			return FALSE;
	}

	if (!status)
	{
		BIO_free_all(bufferedBio);
		return FALSE;
	}

	tls->hostname = settings->GatewayHostname;
	tls->port = settings->GatewayPort;
	tls->isGatewayTransport = TRUE;
	status = tls_connect(tls, bufferedBio);
	return (status >= 1);
}
Example #8
0
BOOL transport_connect(rdpTransport* transport, const char* hostname,
                       UINT16 port, int timeout)
{
	int sockfd;
	BOOL status = FALSE;
	rdpSettings* settings = transport->settings;
	rdpContext* context = transport->context;
	BOOL rpcFallback = !settings->GatewayHttpTransport;

	if (transport->GatewayEnabled)
	{
		if (!status && settings->GatewayHttpTransport)
		{
			transport->rdg = rdg_new(transport);

			if (!transport->rdg)
				return FALSE;

			status = rdg_connect(transport->rdg, timeout, &rpcFallback);

			if (status)
			{
				transport->frontBio = transport->rdg->frontBio;
				BIO_set_nonblock(transport->frontBio, 0);
				transport->layer = TRANSPORT_LAYER_TSG;
				status = TRUE;
			}
			else
			{
				rdg_free(transport->rdg);
				transport->rdg = NULL;
			}
		}

		if (!status && settings->GatewayRpcTransport && rpcFallback)
		{
			transport->tsg = tsg_new(transport);

			if (!transport->tsg)
				return FALSE;

			status = tsg_connect(transport->tsg, hostname, port, timeout);

			if (status)
			{
				transport->frontBio = tsg_get_bio(transport->tsg);
				transport->layer = TRANSPORT_LAYER_TSG;
				status = TRUE;
			}
			else
			{
				tsg_free(transport->tsg);
				transport->tsg = NULL;
			}
		}
	}
	else
	{
		UINT16 peerPort;
		const char* proxyHostname, *proxyUsername, *proxyPassword;
		BOOL isProxyConnection = proxy_prepare(settings, &proxyHostname, &peerPort,
		                                       &proxyUsername,	&proxyPassword);

		if (isProxyConnection)
			sockfd = freerdp_tcp_connect(context, settings, proxyHostname, peerPort, timeout);
		else
			sockfd = freerdp_tcp_connect(context, settings, hostname, port, timeout);

		if (sockfd < 0)
			return FALSE;

		if (!transport_attach(transport, sockfd))
			return FALSE;

		if (isProxyConnection)
		{
			if (!proxy_connect(settings, transport->frontBio, proxyUsername, proxyPassword, hostname, port))
				return FALSE;
		}

		status = TRUE;
	}

	return status;
}
Example #9
0
static int rpc_channel_tls_connect(RpcChannel* channel, int timeout)
{
	int sockfd;
	rdpTls* tls;
	int tlsStatus;
	BIO* socketBio;
	BIO* bufferedBio;
	rdpRpc* rpc = channel->rpc;
	rdpContext* context = rpc->context;
	rdpSettings* settings = context->settings;
	const char* peerHostname = settings->GatewayHostname;
	UINT16 peerPort = settings->GatewayPort;
	const char *proxyUsername = settings->ProxyUsername, *proxyPassword = settings->ProxyPassword;
	BOOL isProxyConnection = proxy_prepare(settings, &peerHostname, &peerPort, &proxyUsername, &proxyPassword);
	sockfd = freerdp_tcp_connect(context, settings, peerHostname,
	                             peerPort, timeout);

	if (sockfd < 1)
		return -1;

	socketBio = BIO_new(BIO_s_simple_socket());

	if (!socketBio)
		return FALSE;

	BIO_set_fd(socketBio, sockfd, BIO_CLOSE);
	bufferedBio = BIO_new(BIO_s_buffered_socket());

	if (!bufferedBio)
		return FALSE;

	bufferedBio = BIO_push(bufferedBio, socketBio);

	if (!BIO_set_nonblock(bufferedBio, TRUE))
		return -1;

	if (isProxyConnection)
	{
		if (!proxy_connect(settings, bufferedBio, proxyUsername, proxyPassword,	settings->GatewayHostname, settings->GatewayPort))
			return -1;
	}

	channel->bio = bufferedBio;
	tls = channel->tls = tls_new(settings);

	if (!tls)
		return -1;

	tls->hostname = settings->GatewayHostname;
	tls->port = settings->GatewayPort;
	tls->isGatewayTransport = TRUE;
	tlsStatus = tls_connect(tls, bufferedBio);

	if (tlsStatus < 1)
	{
		if (tlsStatus < 0)
		{
			if (!freerdp_get_last_error(context))
				freerdp_set_last_error(context, FREERDP_ERROR_TLS_CONNECT_FAILED);
		}
		else
		{
			if (!freerdp_get_last_error(context))
				freerdp_set_last_error(context, FREERDP_ERROR_CONNECT_CANCELLED);
		}

		return -1;
	}

	return 1;
}