FreeRDP/include/freerdp/server/echo.h
2023-03-15 08:22:23 +01:00

101 lines
2.8 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Echo Virtual Channel Extension
*
* Copyright 2014 Vic Lee
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.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_CHANNEL_ECHO_SERVER_H
#define FREERDP_CHANNEL_ECHO_SERVER_H
#include <freerdp/channels/wtsvc.h>
#ifdef __cplusplus
extern "C"
{
#endif
typedef enum ECHO_SERVER_OPEN_RESULT
{
ECHO_SERVER_OPEN_RESULT_OK = 0,
ECHO_SERVER_OPEN_RESULT_CLOSED = 1,
ECHO_SERVER_OPEN_RESULT_NOTSUPPORTED = 2,
ECHO_SERVER_OPEN_RESULT_ERROR = 3
} ECHO_SERVER_OPEN_RESULT;
typedef struct s_echo_server_context echo_server_context;
typedef BOOL (*psEchoServerChannelIdAssigned)(echo_server_context* context, UINT32 channelId);
typedef UINT (*psEchoServerOpen)(echo_server_context* context);
typedef UINT (*psEchoServerClose)(echo_server_context* context);
typedef BOOL (*psEchoServerRequest)(echo_server_context* context, const BYTE* buffer,
UINT32 length);
typedef UINT (*psEchoServerOpenResult)(echo_server_context* context,
ECHO_SERVER_OPEN_RESULT result);
typedef UINT (*psEchoServerResponse)(echo_server_context* context, const BYTE* buffer,
UINT32 length);
struct s_echo_server_context
{
HANDLE vcm;
/* Server self-defined pointer. */
void* data;
/*** APIs called by the server. ***/
/**
* Open the echo channel.
*/
psEchoServerOpen Open;
/**
* Close the echo channel.
*/
psEchoServerClose Close;
/**
* Send echo request PDU.
*/
psEchoServerRequest Request;
/*** Callbacks registered by the server. ***/
/**
* Indicate whether the channel is opened successfully.
*/
psEchoServerOpenResult OpenResult;
/**
* Receive echo response PDU.
*/
psEchoServerResponse Response;
rdpContext* rdpcontext;
/**
* Callback, when the channel got its id assigned.
*/
psEchoServerChannelIdAssigned ChannelIdAssigned;
};
FREERDP_API echo_server_context* echo_server_context_new(HANDLE vcm);
FREERDP_API void echo_server_context_free(echo_server_context* context);
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_CHANNEL_ECHO_SERVER_H */