channels/disp: initial RDP8.1 MS-RDPEDISP implementation
This commit is contained in:
Marc-André Moreau
parent
b3265b6958
commit
eca98fe8cc
22
channels/disp/CMakeLists.txt
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22
channels/disp/CMakeLists.txt
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# FreeRDP: A Remote Desktop Protocol Implementation
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# FreeRDP cmake build script
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#
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# Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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define_channel("disp")
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if(WITH_CLIENT_CHANNELS)
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add_channel_client(${MODULE_PREFIX} ${CHANNEL_NAME})
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endif()
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12
channels/disp/ChannelOptions.cmake
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12
channels/disp/ChannelOptions.cmake
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set(OPTION_DEFAULT OFF)
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set(OPTION_CLIENT_DEFAULT ON)
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set(OPTION_SERVER_DEFAULT OFF)
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define_channel_options(NAME "disp" TYPE "dynamic"
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DESCRIPTION "Display Update Virtual Channel Extension"
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SPECIFICATIONS "[MS-RDPEDISP]"
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DEFAULT ${OPTION_DEFAULT})
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define_channel_client_options(${OPTION_CLIENT_DEFAULT})
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define_channel_server_options(${OPTION_SERVER_DEFAULT})
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47
channels/disp/client/CMakeLists.txt
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47
channels/disp/client/CMakeLists.txt
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# FreeRDP: A Remote Desktop Protocol Implementation
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# FreeRDP cmake build script
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#
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# Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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define_channel_client("disp")
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set(${MODULE_PREFIX}_SRCS
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disp_main.c
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disp_main.h)
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include_directories(..)
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add_channel_client_library(${MODULE_PREFIX} ${MODULE_NAME} ${CHANNEL_NAME} TRUE "DVCPluginEntry")
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set_target_properties(${MODULE_NAME} PROPERTIES PREFIX "")
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set_complex_link_libraries(VARIABLE ${MODULE_PREFIX}_LIBS
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MONOLITHIC ${MONOLITHIC_BUILD}
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MODULE freerdp
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MODULES freerdp-common freerdp-utils)
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set_complex_link_libraries(VARIABLE ${MODULE_PREFIX}_LIBS
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MONOLITHIC ${MONOLITHIC_BUILD}
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MODULE winpr
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MODULES winpr-sysinfo)
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target_link_libraries(${MODULE_NAME} ${${MODULE_PREFIX}_LIBS})
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if(NOT STATIC_CHANNELS)
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install(TARGETS ${MODULE_NAME} DESTINATION ${FREERDP_PLUGIN_PATH})
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endif()
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set_property(TARGET ${MODULE_NAME} PROPERTY FOLDER "Channels/${CHANNEL_NAME}/Client")
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279
channels/disp/client/disp_main.c
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279
channels/disp/client/disp_main.c
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/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Display Update Virtual Channel Extension
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*
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* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <winpr/crt.h>
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#include <winpr/synch.h>
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#include <winpr/thread.h>
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#include <winpr/stream.h>
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#include <winpr/sysinfo.h>
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#include <winpr/cmdline.h>
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#include <winpr/collections.h>
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#include <freerdp/addin.h>
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#include "disp_main.h"
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struct _DISP_CHANNEL_CALLBACK
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{
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IWTSVirtualChannelCallback iface;
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IWTSPlugin* plugin;
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IWTSVirtualChannelManager* channel_mgr;
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IWTSVirtualChannel* channel;
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};
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typedef struct _DISP_CHANNEL_CALLBACK DISP_CHANNEL_CALLBACK;
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struct _DISP_LISTENER_CALLBACK
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{
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IWTSListenerCallback iface;
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IWTSPlugin* plugin;
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IWTSVirtualChannelManager* channel_mgr;
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DISP_CHANNEL_CALLBACK* channel_callback;
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};
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typedef struct _DISP_LISTENER_CALLBACK DISP_LISTENER_CALLBACK;
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struct _DISP_PLUGIN
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{
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IWTSPlugin iface;
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IWTSListener* listener;
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DISP_LISTENER_CALLBACK* listener_callback;
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UINT32 MaxNumMonitors;
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UINT32 MaxMonitorWidth;
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UINT32 MaxMonitorHeight;
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};
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typedef struct _DISP_PLUGIN DISP_PLUGIN;
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int disp_send_display_control_monitor_layout_pdu(DISP_CHANNEL_CALLBACK* callback, UINT32 NumMonitors, DISPLAY_CONTROL_MONITOR_LAYOUT* Monitors)
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{
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int index;
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int status;
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wStream* s;
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UINT32 type;
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UINT32 length;
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length = 8 + 4 + NumMonitors * 32;
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type = DISPLAY_CONTROL_PDU_TYPE_MONITOR_LAYOUT;
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s = Stream_New(NULL, length);
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Stream_Write_UINT32(s, type); /* Type (4 bytes) */
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Stream_Write_UINT32(s, length); /* Length (4 bytes) */
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Stream_Write_UINT32(s, NumMonitors); /* NumMonitors (4 bytes) */
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for (index = 0; index < NumMonitors; index++)
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{
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Stream_Write_UINT32(s, Monitors[index].Flags); /* Flags (4 bytes) */
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Stream_Write_UINT32(s, Monitors[index].Left); /* Left (4 bytes) */
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Stream_Write_UINT32(s, Monitors[index].Top); /* Top (4 bytes) */
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Stream_Write_UINT32(s, Monitors[index].Width); /* Width (4 bytes) */
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Stream_Write_UINT32(s, Monitors[index].Height); /* Height (4 bytes) */
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Stream_Write_UINT32(s, Monitors[index].PhysicalWidth); /* PhysicalWidth (4 bytes) */
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Stream_Write_UINT32(s, Monitors[index].PhysicalHeight); /* PhysicalHeight (4 bytes) */
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Stream_Write_UINT32(s, Monitors[index].Orientation); /* Orientation (4 bytes) */
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}
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Stream_SealLength(s);
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status = callback->channel->Write(callback->channel, Stream_Length(s), Stream_Buffer(s), NULL);
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Stream_Free(s, TRUE);
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return status;
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}
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int disp_recv_display_control_caps_pdu(DISP_CHANNEL_CALLBACK* callback, wStream* s)
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{
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DISP_PLUGIN* disp;
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disp = (DISP_PLUGIN*) callback->plugin;
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Stream_Read_UINT32(s, disp->MaxNumMonitors); /* MaxNumMonitors (4 bytes) */
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Stream_Read_UINT32(s, disp->MaxMonitorWidth); /* MaxMonitorWidth (4 bytes) */
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Stream_Read_UINT32(s, disp->MaxMonitorHeight); /* MaxMonitorHeight (4 bytes) */
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return 0;
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}
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int disp_recv_pdu(DISP_CHANNEL_CALLBACK* callback, wStream* s)
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{
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UINT32 type;
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UINT32 length;
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Stream_Read_UINT32(s, type); /* Type (4 bytes) */
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Stream_Read_UINT32(s, length); /* Length (4 bytes) */
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switch (type)
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{
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case DISPLAY_CONTROL_PDU_TYPE_CAPS:
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disp_recv_display_control_caps_pdu(callback, s);
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break;
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default:
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break;
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}
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return 0;
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}
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static int disp_on_data_received(IWTSVirtualChannelCallback* pChannelCallback, UINT32 cbSize, BYTE* pBuffer)
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{
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wStream* s;
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int status = 0;
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DISP_CHANNEL_CALLBACK* callback = (DISP_CHANNEL_CALLBACK*) pChannelCallback;
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s = Stream_New(pBuffer, cbSize);
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status = disp_recv_pdu(callback, s);
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Stream_Free(s, FALSE);
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return status;
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}
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static int disp_on_close(IWTSVirtualChannelCallback* pChannelCallback)
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{
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DISP_CHANNEL_CALLBACK* callback = (DISP_CHANNEL_CALLBACK*) pChannelCallback;
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if (callback)
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{
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free(callback);
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}
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return 0;
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}
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static int disp_on_new_channel_connection(IWTSListenerCallback* pListenerCallback,
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IWTSVirtualChannel* pChannel, BYTE* Data, int* pbAccept,
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IWTSVirtualChannelCallback** ppCallback)
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{
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DISP_CHANNEL_CALLBACK* callback;
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DISP_LISTENER_CALLBACK* listener_callback = (DISP_LISTENER_CALLBACK*) pListenerCallback;
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callback = (DISP_CHANNEL_CALLBACK*) malloc(sizeof(DISP_CHANNEL_CALLBACK));
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ZeroMemory(callback, sizeof(DISP_CHANNEL_CALLBACK));
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callback->iface.OnDataReceived = disp_on_data_received;
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callback->iface.OnClose = disp_on_close;
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callback->plugin = listener_callback->plugin;
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callback->channel_mgr = listener_callback->channel_mgr;
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callback->channel = pChannel;
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listener_callback->channel_callback = callback;
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*ppCallback = (IWTSVirtualChannelCallback*) callback;
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return 0;
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}
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static int disp_plugin_initialize(IWTSPlugin* pPlugin, IWTSVirtualChannelManager* pChannelMgr)
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{
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int status;
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DISP_PLUGIN* disp = (DISP_PLUGIN*) pPlugin;
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disp->listener_callback = (DISP_LISTENER_CALLBACK*) malloc(sizeof(DISP_LISTENER_CALLBACK));
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ZeroMemory(disp->listener_callback, sizeof(DISP_LISTENER_CALLBACK));
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disp->listener_callback->iface.OnNewChannelConnection = disp_on_new_channel_connection;
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disp->listener_callback->plugin = pPlugin;
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disp->listener_callback->channel_mgr = pChannelMgr;
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status = pChannelMgr->CreateListener(pChannelMgr, DISP_DVC_CHANNEL_NAME, 0,
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(IWTSListenerCallback*) disp->listener_callback, &(disp->listener));
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disp->listener->pInterface = disp->iface.pInterface;
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return status;
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}
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static int disp_plugin_terminated(IWTSPlugin* pPlugin)
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{
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DISP_PLUGIN* disp = (DISP_PLUGIN*) pPlugin;
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if (disp)
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{
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free(disp);
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}
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return 0;
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}
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/**
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* Channel Client Interface
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*/
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int disp_send_monitor_layout(DispClientContext* context, UINT32 NumMonitors, DISPLAY_CONTROL_MONITOR_LAYOUT* Monitors)
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{
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DISP_PLUGIN* disp = (DISP_PLUGIN*) context->handle;
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DISP_CHANNEL_CALLBACK* callback = disp->listener_callback->channel_callback;
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disp_send_display_control_monitor_layout_pdu(callback, NumMonitors, Monitors);
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return 1;
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}
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#ifdef STATIC_CHANNELS
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#define DVCPluginEntry disp_DVCPluginEntry
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#endif
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int DVCPluginEntry(IDRDYNVC_ENTRY_POINTS* pEntryPoints)
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{
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int error = 0;
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DISP_PLUGIN* disp;
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DispClientContext* context;
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disp = (DISP_PLUGIN*) pEntryPoints->GetPlugin(pEntryPoints, "disp");
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if (disp == NULL)
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{
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disp = (DISP_PLUGIN*) malloc(sizeof(DISP_PLUGIN));
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if (disp)
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{
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ZeroMemory(disp, sizeof(DISP_PLUGIN));
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disp->iface.Initialize = disp_plugin_initialize;
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disp->iface.Connected = NULL;
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disp->iface.Disconnected = NULL;
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disp->iface.Terminated = disp_plugin_terminated;
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context = (DispClientContext*) malloc(sizeof(DispClientContext));
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context->handle = (void*) disp;
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context->SendMonitorLayout = disp_send_monitor_layout;
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disp->iface.pInterface = (void*) context;
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error = pEntryPoints->RegisterPlugin(pEntryPoints, "disp", (IWTSPlugin*) disp);
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}
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}
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return error;
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}
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38
channels/disp/client/disp_main.h
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38
channels/disp/client/disp_main.h
Normal file
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/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Display Update Virtual Channel Extension
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*
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* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FREERDP_CHANNEL_DISP_CLIENT_MAIN_H
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#define FREERDP_CHANNEL_DISP_CLIENT_MAIN_H
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <freerdp/dvc.h>
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#include <freerdp/types.h>
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#include <freerdp/addin.h>
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#include <freerdp/utils/debug.h>
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#include <freerdp/client/disp.h>
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#define DISPLAY_CONTROL_PDU_TYPE_CAPS 0x00000001
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#define DISPLAY_CONTROL_PDU_TYPE_MONITOR_LAYOUT 0x00000002
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#endif /* FREERDP_CHANNEL_DISP_CLIENT_MAIN_H */
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57
include/freerdp/client/disp.h
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57
include/freerdp/client/disp.h
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@ -0,0 +1,57 @@
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/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Display Update Virtual Channel Extension
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*
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* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FREERDP_CHANNEL_CLIENT_DISP_H
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#define FREERDP_CHANNEL_CLIENT_DISP_H
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#define DISPLAY_CONTROL_MONITOR_PRIMARY 0x00000001
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struct _DISPLAY_CONTROL_MONITOR_LAYOUT
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{
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UINT32 Flags;
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INT32 Left;
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INT32 Top;
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UINT32 Width;
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UINT32 Height;
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UINT32 PhysicalWidth;
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UINT32 PhysicalHeight;
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UINT32 Orientation;
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};
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typedef struct _DISPLAY_CONTROL_MONITOR_LAYOUT DISPLAY_CONTROL_MONITOR_LAYOUT;
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/**
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* Client Interface
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*/
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#define DISP_DVC_CHANNEL_NAME "Microsoft::Windows::RDS::DisplayControl"
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typedef struct _disp_client_context DispClientContext;
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typedef int (*pcDispSendMonitorLayout)(DispClientContext* context, UINT32 NumMonitors, DISPLAY_CONTROL_MONITOR_LAYOUT* Monitors);
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struct _disp_client_context
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{
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void* handle;
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void* custom;
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pcDispSendMonitorLayout SendMonitorLayout;
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};
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#endif /* FREERDP_CHANNEL_CLIENT_DISP_H */
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