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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Geometry tracking Virtual Channel Extension
*
* Copyright 2017 David Fort <contact@hardening-consulting.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_CHANNELS_CLIENT_GEOMETRY_H
#define FREERDP_CHANNELS_CLIENT_GEOMETRY_H
#include <winpr/collections.h>
#include <freerdp/api.h>
#include <freerdp/channels/geometry.h>
#ifdef __cplusplus
extern "C"
{
#endif
/**
* Client Interface
*/
typedef struct s_geometry_client_context GeometryClientContext;
typedef struct S_MAPPED_GEOMETRY MAPPED_GEOMETRY;
typedef BOOL (*pcMappedGeometryAdded)(GeometryClientContext* context,
MAPPED_GEOMETRY* geometry);
typedef BOOL (*pcMappedGeometryUpdate)(MAPPED_GEOMETRY* geometry);
typedef BOOL (*pcMappedGeometryClear)(MAPPED_GEOMETRY* geometry);
/** @brief a geometry record tracked by the geometry channel */
struct S_MAPPED_GEOMETRY
{
volatile LONG refCounter;
UINT64 mappingId;
UINT64 topLevelId;
INT32 left, top, right, bottom;
INT32 topLevelLeft, topLevelTop, topLevelRight, topLevelBottom;
FREERDP_RGNDATA geometry;
void* custom;
pcMappedGeometryUpdate MappedGeometryUpdate;
pcMappedGeometryClear MappedGeometryClear;
};
/** @brief the geometry context for client channel */
struct s_geometry_client_context
{
wHashTable* geometries;
void* handle;
void* custom;
pcMappedGeometryAdded MappedGeometryAdded;
UINT32 remoteVersion;
};
FREERDP_API void mappedGeometryRef(MAPPED_GEOMETRY* g);
FREERDP_API void mappedGeometryUnref(MAPPED_GEOMETRY* g);
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_CHANNELS_CLIENT_GEOMETRY_H */
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