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/**
 * FreeRDP: A Remote Desktop Protocol Implementation
 * Multitransport PDUs
 *
 * Copyright 2014 Dell Software <Mike.McDonald@software.dell.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef FREERDP_LIB_CORE_MULTITRANSPORT_H
#define FREERDP_LIB_CORE_MULTITRANSPORT_H

typedef struct rdp_multitransport rdpMultitransport;

#include "rdp.h"
#include "state.h"

#include <freerdp/freerdp.h>
#include <freerdp/api.h>

#include <winpr/stream.h>

typedef enum
{
	INITIATE_REQUEST_PROTOCOL_UDPFECR = 0x01,
	INITIATE_REQUEST_PROTOCOL_UDPFECL = 0x02
} MultitransportRequestProtocol;

typedef state_run_t (*MultiTransportRequestCb)(rdpMultitransport* multi, UINT32 reqId,
                                               UINT16 reqProto, const BYTE* cookie);
typedef state_run_t (*MultiTransportResponseCb)(rdpMultitransport* multi, UINT32 reqId,
                                                UINT32 hrResponse);

#define RDPUDP_COOKIE_LEN 16
#define RDPUDP_COOKIE_HASHLEN 32

FREERDP_LOCAL state_run_t multitransport_recv_request(rdpMultitransport* multi, wStream* s);
FREERDP_LOCAL state_run_t multitransport_server_request(rdpMultitransport* multi, UINT16 reqProto);

FREERDP_LOCAL state_run_t multitransport_recv_response(rdpMultitransport* multi, wStream* s);
FREERDP_LOCAL BOOL multitransport_client_send_response(rdpMultitransport* multi, UINT32 reqId,
                                                       HRESULT hr);

FREERDP_LOCAL void multitransport_free(rdpMultitransport* multi);

WINPR_ATTR_MALLOC(multitransport_free, 1)
FREERDP_LOCAL rdpMultitransport* multitransport_new(rdpRdp* rdp, UINT16 protocol);

#endif /* FREERDP_LIB_CORE_MULTITRANSPORT_H */