Exemplo n.º 1
0
Arquivo: rts.c Projeto: AMV007/FreeRDP
int rts_send_OUT_R2_A7_pdu(rdpRpc* rpc)
{
	int status;
	BYTE* buffer;
	rpcconn_rts_hdr_t header;
	BYTE* SuccessorChannelCookie;
	RpcInChannel* inChannel = rpc->VirtualConnection->DefaultInChannel;
	RpcOutChannel* nextOutChannel = rpc->VirtualConnection->NonDefaultOutChannel;

	rts_pdu_header_init(&header);
	header.frag_length = 56;
	header.Flags = RTS_FLAG_OUT_CHANNEL;
	header.NumberOfCommands = 3;

	WLog_DBG(TAG, "Sending OUT_R2/A7 RTS PDU");

	SuccessorChannelCookie = (BYTE*) &(nextOutChannel->Cookie);

	buffer = (BYTE*) malloc(header.frag_length);

	if (!buffer)
		return -1;

	CopyMemory(buffer, ((BYTE*)&header), 20); /* RTS Header (20 bytes) */
	rts_destination_command_write(&buffer[20], FDServer); /* Destination (8 bytes)*/
	rts_cookie_command_write(&buffer[28], SuccessorChannelCookie); /* SuccessorChannelCookie (20 bytes) */
	rts_version_command_write(&buffer[48]); /* Version (8 bytes) */

	status = rpc_in_channel_write(inChannel, buffer, header.frag_length);

	free(buffer);

	return (status > 0) ? 1 : -1;
}
Exemplo n.º 2
0
int rts_send_flow_control_ack_pdu(rdpRpc* rpc)
{
	int status;
	BYTE* buffer;
	UINT32 length;
	rpcconn_rts_hdr_t header;
	UINT32 BytesReceived;
	UINT32 AvailableWindow;
	BYTE* ChannelCookie;
	RpcVirtualConnection* connection = rpc->VirtualConnection;
	RpcInChannel* inChannel = connection->DefaultInChannel;
	RpcOutChannel* outChannel = connection->DefaultOutChannel;
	rts_pdu_header_init(&header);
	header.frag_length = 56;
	header.Flags = RTS_FLAG_OTHER_CMD;
	header.NumberOfCommands = 2;
	WLog_DBG(TAG, "Sending FlowControlAck RTS PDU");
	BytesReceived = outChannel->BytesReceived;
	AvailableWindow = outChannel->AvailableWindowAdvertised;
	ChannelCookie = (BYTE*) &(outChannel->Cookie);
	outChannel->ReceiverAvailableWindow = outChannel->AvailableWindowAdvertised;
	buffer = (BYTE*) malloc(header.frag_length);

	if (!buffer)
		return -1;

	CopyMemory(buffer, ((BYTE*) &header), 20); /* RTS Header (20 bytes) */
	rts_destination_command_write(&buffer[20], FDOutProxy); /* Destination Command (8 bytes) */
	/* FlowControlAck Command (28 bytes) */
	rts_flow_control_ack_command_write(&buffer[28], BytesReceived, AvailableWindow, ChannelCookie);
	length = header.frag_length;
	status = rpc_in_channel_write(inChannel, buffer, length);
	free(buffer);
	return (status > 0) ? 1 : -1;
}
Exemplo n.º 3
0
BOOL rts_send_flow_control_ack_pdu(rdpRpc* rpc)
{
	STREAM* s;
	RTS_PDU_HEADER header;
	UINT32 BytesReceived;
	UINT32 AvailableWindow;
	BYTE* ChannelCookie;

	header.rpc_vers = 5;
	header.rpc_vers_minor = 0;
	header.ptype = PTYPE_RTS;
	header.pfc_flags = PFC_FIRST_FRAG | PFC_LAST_FRAG;
	header.packed_drep[0] = 0x10;
	header.packed_drep[1] = 0x00;
	header.packed_drep[2] = 0x00;
	header.packed_drep[3] = 0x00;
	header.frag_length = 56;
	header.auth_length = 0;
	header.call_id = 0;
	header.flags = 2;
	header.numberOfCommands = 2;

	DEBUG_RPC("Sending FlowControlAck RTS PDU");

	BytesReceived = rpc->VirtualConnection->DefaultOutChannel->BytesReceived;
	AvailableWindow = rpc->VirtualConnection->DefaultOutChannel->ReceiverAvailableWindow;
	ChannelCookie = (BYTE*) &(rpc->VirtualConnection->DefaultOutChannelCookie);

	s = stream_new(header.frag_length);
	rts_pdu_header_write(s, &header); /* RTS Header (20 bytes) */
	rts_destination_command_write(s, FDOutProxy); /* Destination Command (8 bytes) */

	/* FlowControlAck Command (28 bytes) */
	rts_flow_control_ack_command_write(s, BytesReceived, AvailableWindow, ChannelCookie);

	stream_seal(s);

	rpc_in_write(rpc, s->data, s->size);

	stream_free(s);

	return TRUE;
}
Exemplo n.º 4
0
Arquivo: rts.c Projeto: 4hosi/FreeRDP
int rts_send_flow_control_ack_pdu(rdpRpc* rpc)
{
	BYTE* buffer;
	UINT32 length;
	rpcconn_rts_hdr_t header;
	UINT32 BytesReceived;
	UINT32 AvailableWindow;
	BYTE* ChannelCookie;

	rts_pdu_header_init(&header);
	header.frag_length = 56;
	header.Flags = RTS_FLAG_OTHER_CMD;
	header.NumberOfCommands = 2;

	DEBUG_RPC("Sending FlowControlAck RTS PDU");

	BytesReceived = rpc->VirtualConnection->DefaultOutChannel->BytesReceived;
	AvailableWindow = rpc->VirtualConnection->DefaultOutChannel->AvailableWindowAdvertised;
	ChannelCookie = (BYTE*) &(rpc->VirtualConnection->DefaultOutChannelCookie);

	rpc->VirtualConnection->DefaultOutChannel->ReceiverAvailableWindow =
			rpc->VirtualConnection->DefaultOutChannel->AvailableWindowAdvertised;

	buffer = (BYTE*) malloc(header.frag_length);

	CopyMemory(buffer, ((BYTE*) &header), 20); /* RTS Header (20 bytes) */
	rts_destination_command_write(&buffer[20], FDOutProxy); /* Destination Command (8 bytes) */

	/* FlowControlAck Command (28 bytes) */
	rts_flow_control_ack_command_write(&buffer[28], BytesReceived, AvailableWindow, ChannelCookie);

	length = header.frag_length;

	rpc_in_write(rpc, buffer, length);
	free(buffer);

	return 0;
}