shadow_client.c File Reference

#include <freerdp/config.h>
#include <winpr/crt.h>
#include <winpr/assert.h>
#include <winpr/file.h>
#include <winpr/path.h>
#include <winpr/synch.h>
#include <winpr/thread.h>
#include <winpr/sysinfo.h>
#include <winpr/interlocked.h>
#include <freerdp/log.h>
#include <freerdp/channels/drdynvc.h>
#include "shadow.h"

Macros
#define	TAG   CLIENT_TAG("shadow")
#define	BitmapUpdateProxy(update, context, bitmap)    BitmapUpdateProxyEx((update), (context), (bitmap), __FILE__, __LINE__, __func__)

Functions
static BOOL	BitmapUpdateProxyEx (rdpUpdate *update, rdpContext *context, const BITMAP_UPDATE *bitmap, const char *file, size_t line, const char *fkt)
static INLINE BOOL	shadow_client_rdpgfx_new_surface (rdpShadowClient *client)
static INLINE BOOL	shadow_client_rdpgfx_release_surface (rdpShadowClient *client)
static INLINE BOOL	shadow_client_rdpgfx_reset_graphic (rdpShadowClient *client)
static INLINE void	shadow_client_free_queued_message (void *obj)
static void	shadow_client_context_free (freerdp_peer *peer, rdpContext *context)
static BOOL	shadow_client_context_new (freerdp_peer *peer, rdpContext *context)
static INLINE void	shadow_client_mark_invalid (rdpShadowClient *client, UINT32 numRects, const RECTANGLE_16 *rects)
static INLINE BOOL	shadow_client_recalc_desktop_size (rdpShadowClient *client)
static BOOL	shadow_client_capabilities (freerdp_peer *peer)
static void	shadow_reset_desktop_resize (rdpShadowClient *client)
static BOOL	shadow_send_desktop_resize (rdpShadowClient *client)
static BOOL	shadow_client_post_connect (freerdp_peer *peer)
static INLINE void	shadow_client_convert_rects (rdpShadowClient *client, RECTANGLE_16 *dst, const RECTANGLE_16 *src, UINT32 numRects)
static BOOL	shadow_client_refresh_request (rdpShadowClient *client)
static BOOL	shadow_client_refresh_rect (rdpContext *context, BYTE count, const RECTANGLE_16 *areas)
static BOOL	shadow_client_suppress_output (rdpContext *context, BYTE allow, const RECTANGLE_16 *area)
static BOOL	shadow_client_activate (freerdp_peer *peer)
static BOOL	shadow_client_logon (freerdp_peer *peer, const SEC_WINNT_AUTH_IDENTITY *identity, BOOL automatic)
static INLINE void	shadow_client_common_frame_acknowledge (rdpShadowClient *client, UINT32 frameId)
static BOOL	shadow_client_surface_frame_acknowledge (rdpContext *context, UINT32 frameId)
static UINT	shadow_client_rdpgfx_frame_acknowledge (RdpgfxServerContext *context, const RDPGFX_FRAME_ACKNOWLEDGE_PDU *frameAcknowledge)
static BOOL	shadow_are_caps_filtered (const rdpSettings *settings, UINT32 caps)
static UINT	shadow_client_send_caps_confirm (RdpgfxServerContext *context, rdpShadowClient *client, const RDPGFX_CAPS_CONFIRM_PDU *pdu)
static BOOL	shadow_client_caps_test_version (RdpgfxServerContext *context, rdpShadowClient *client, BOOL h264, const RDPGFX_CAPSET *capsSets, UINT32 capsSetCount, UINT32 capsVersion, UINT *rc)
static UINT	shadow_client_rdpgfx_caps_advertise (RdpgfxServerContext *context, const RDPGFX_CAPS_ADVERTISE_PDU *capsAdvertise)
static INLINE UINT32	rdpgfx_estimate_h264_avc420 (RDPGFX_AVC420_BITMAP_STREAM *havc420)
static BOOL	shadow_client_send_surface_gfx (rdpShadowClient *client, const BYTE *pSrcData, UINT32 nSrcStep, UINT32 SrcFormat, UINT16 nXSrc, UINT16 nYSrc, UINT16 nWidth, UINT16 nHeight)
static BOOL	stream_surface_bits_supported (const rdpSettings *settings)
static BOOL	set_surface_bits_supported (const rdpSettings *settings)
static BOOL	is_surface_command_supported (const rdpSettings *settings)
static BOOL	shadow_client_send_surface_bits (rdpShadowClient *client, BYTE *pSrcData, UINT32 nSrcStep, UINT16 nXSrc, UINT16 nYSrc, UINT16 nWidth, UINT16 nHeight)
static BOOL	shadow_client_send_bitmap_update (rdpShadowClient *client, BYTE *pSrcData, UINT32 nSrcStep, UINT16 nXSrc, UINT16 nYSrc, UINT16 nWidth, UINT16 nHeight)
static BOOL	shadow_client_send_surface_update (rdpShadowClient *client, SHADOW_GFX_STATUS *pStatus)
static BOOL	shadow_client_send_resize (rdpShadowClient *client, SHADOW_GFX_STATUS *pStatus)
static BOOL	shadow_client_surface_update (rdpShadowClient *client, REGION16 *region)
static INLINE BOOL	shadow_client_no_surface_update (rdpShadowClient *client, SHADOW_GFX_STATUS *pStatus)
static int	shadow_client_subsystem_process_message (rdpShadowClient *client, wMessage *message)
static DWORD WINAPI	shadow_client_thread (LPVOID arg)
BOOL	shadow_client_accepted (freerdp_listener *listener, freerdp_peer *peer)
static void	shadow_msg_out_addref (wMessage *message)
static void	shadow_msg_out_release (wMessage *message)
static BOOL	shadow_client_dispatch_msg (rdpShadowClient *client, wMessage *message)
BOOL	shadow_client_post_msg (rdpShadowClient *client, void *context, UINT32 type, SHADOW_MSG_OUT *msg, void *lParam)
int	shadow_client_boardcast_msg (rdpShadowServer *server, void *context, UINT32 type, SHADOW_MSG_OUT *msg, void *lParam)
int	shadow_client_boardcast_quit (rdpShadowServer *server, int nExitCode)

Macro Definition Documentation

BitmapUpdateProxy

#define BitmapUpdateProxy	(		update,
			context,
			bitmap
	)		BitmapUpdateProxyEx((update), (context), (bitmap), __FILE__, __LINE__, __func__)

TAG

#define TAG   CLIENT_TAG("shadow")

FreeRDP: A Remote Desktop Protocol Implementation

Copyright 2014 Marc-Andre Moreau marca.nosp@m.ndre.nosp@m..more.nosp@m.au@g.nosp@m.mail..nosp@m.com Copyright 2017 Armin Novak armin.nosp@m..nov.nosp@m.ak@th.nosp@m.inca.nosp@m.st.co.nosp@m.m Copyright 2017 Thincast Technologies GmbH

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.

Function Documentation

BitmapUpdateProxyEx()

static BOOL BitmapUpdateProxyEx ( rdpUpdate *  update, rdpContext *  context, const BITMAP_UPDATE *  bitmap, const char *  file, size_t  line, const char *  fkt  )

static

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is_surface_command_supported()

static BOOL is_surface_command_supported ( const rdpSettings *  settings )

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rdpgfx_estimate_h264_avc420()

static INLINE UINT32 rdpgfx_estimate_h264_avc420 ( RDPGFX_AVC420_BITMAP_STREAM *  havc420 )

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set_surface_bits_supported()

static BOOL set_surface_bits_supported ( const rdpSettings *  settings )

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shadow_are_caps_filtered()

static BOOL shadow_are_caps_filtered ( const rdpSettings *  settings, UINT32  caps  )

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shadow_client_accepted()

BOOL shadow_client_accepted	(	freerdp_listener *	instance,
		freerdp_peer *	peer
	)

FreeRDP: A Remote Desktop Protocol Implementation

Copyright 2014 Marc-Andre Moreau marca.nosp@m.ndre.nosp@m..more.nosp@m.au@g.nosp@m.mail..nosp@m.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.

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shadow_client_activate()

static BOOL shadow_client_activate ( freerdp_peer *  peer )

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shadow_client_boardcast_msg()

int shadow_client_boardcast_msg	(	rdpShadowServer *	server,
		void *	context,
		UINT32	type,
		SHADOW_MSG_OUT *	msg,
		void *	lParam
	)

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shadow_client_boardcast_quit()

int shadow_client_boardcast_quit	(	rdpShadowServer *	server,
		int	nExitCode
	)

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shadow_client_capabilities()

static BOOL shadow_client_capabilities ( freerdp_peer *  peer )

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shadow_client_caps_test_version()

static BOOL shadow_client_caps_test_version ( RdpgfxServerContext *  context, rdpShadowClient *  client, BOOL  h264, const RDPGFX_CAPSET *  capsSets, UINT32  capsSetCount, UINT32  capsVersion, UINT *  rc  )

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shadow_client_common_frame_acknowledge()

static INLINE void shadow_client_common_frame_acknowledge ( rdpShadowClient *  client, UINT32  frameId  )

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shadow_client_context_free()

static void shadow_client_context_free ( freerdp_peer *  peer, rdpContext *  context  )

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shadow_client_context_new()

static BOOL shadow_client_context_new ( freerdp_peer *  peer, rdpContext *  context  )

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shadow_client_convert_rects()

static INLINE void shadow_client_convert_rects ( rdpShadowClient *  client, RECTANGLE_16 *  dst, const RECTANGLE_16 *  src, UINT32  numRects  )

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shadow_client_dispatch_msg()

static BOOL shadow_client_dispatch_msg ( rdpShadowClient *  client, wMessage *  message  )

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shadow_client_free_queued_message()

static INLINE void shadow_client_free_queued_message ( void *  obj )

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shadow_client_logon()

static BOOL shadow_client_logon ( freerdp_peer *  peer, const SEC_WINNT_AUTH_IDENTITY *  identity, BOOL  automatic  )

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shadow_client_mark_invalid()

static INLINE void shadow_client_mark_invalid ( rdpShadowClient *  client, UINT32  numRects, const RECTANGLE_16 *  rects  )

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shadow_client_no_surface_update()

static INLINE BOOL shadow_client_no_surface_update ( rdpShadowClient *  client, SHADOW_GFX_STATUS *  pStatus  )

static

Function description Only union invalid region from server surface

Returns

TRUE on success

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shadow_client_post_connect()

static BOOL shadow_client_post_connect ( freerdp_peer *  peer )

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shadow_client_post_msg()

BOOL shadow_client_post_msg	(	rdpShadowClient *	client,
		void *	context,
		UINT32	type,
		SHADOW_MSG_OUT *	msg,
		void *	lParam
	)

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shadow_client_rdpgfx_caps_advertise()

static UINT shadow_client_rdpgfx_caps_advertise ( RdpgfxServerContext *  context, const RDPGFX_CAPS_ADVERTISE_PDU *  capsAdvertise  )

static

Function description

Returns

0 on success, otherwise a Win32 error code

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shadow_client_rdpgfx_frame_acknowledge()

static UINT shadow_client_rdpgfx_frame_acknowledge ( RdpgfxServerContext *  context, const RDPGFX_FRAME_ACKNOWLEDGE_PDU *  frameAcknowledge  )

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shadow_client_rdpgfx_new_surface()

static INLINE BOOL shadow_client_rdpgfx_new_surface ( rdpShadowClient *  client )

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shadow_client_rdpgfx_release_surface()

static INLINE BOOL shadow_client_rdpgfx_release_surface ( rdpShadowClient *  client )

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shadow_client_rdpgfx_reset_graphic()

static INLINE BOOL shadow_client_rdpgfx_reset_graphic ( rdpShadowClient *  client )

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shadow_client_recalc_desktop_size()

static INLINE BOOL shadow_client_recalc_desktop_size ( rdpShadowClient *  client )

static

Function description Recalculate client desktop size and update to rdpSettings

Returns

TRUE if width/height changed.

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shadow_client_refresh_rect()

static BOOL shadow_client_refresh_rect ( rdpContext *  context, BYTE  count, const RECTANGLE_16 *  areas  )

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shadow_client_refresh_request()

static BOOL shadow_client_refresh_request ( rdpShadowClient *  client )

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shadow_client_send_bitmap_update()

static BOOL shadow_client_send_bitmap_update ( rdpShadowClient *  client, BYTE *  pSrcData, UINT32  nSrcStep, UINT16  nXSrc, UINT16  nYSrc, UINT16  nWidth, UINT16  nHeight  )

static

Function description

Returns

TRUE on success

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shadow_client_send_caps_confirm()

static UINT shadow_client_send_caps_confirm ( RdpgfxServerContext *  context, rdpShadowClient *  client, const RDPGFX_CAPS_CONFIRM_PDU *  pdu  )

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shadow_client_send_resize()

static BOOL shadow_client_send_resize ( rdpShadowClient *  client, SHADOW_GFX_STATUS *  pStatus  )

static

Function description Notify client for resize. The new desktop width/height should have already been updated in rdpSettings.

Returns

TRUE on success

Unset client activated flag to avoid sending update message during resize. DesktopResize will reactive the client and shadow_client_activate would be invoked later.

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shadow_client_send_surface_bits()

static BOOL shadow_client_send_surface_bits ( rdpShadowClient *  client, BYTE *  pSrcData, UINT32  nSrcStep, UINT16  nXSrc, UINT16  nYSrc, UINT16  nWidth, UINT16  nHeight  )

static

Function description

Returns

TRUE on success

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shadow_client_send_surface_gfx()

static BOOL shadow_client_send_surface_gfx ( rdpShadowClient *  client, const BYTE *  pSrcData, UINT32  nSrcStep, UINT32  SrcFormat, UINT16  nXSrc, UINT16  nYSrc, UINT16  nWidth, UINT16  nHeight  )

static

Function description

Returns

TRUE on success

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shadow_client_send_surface_update()

static BOOL shadow_client_send_surface_update ( rdpShadowClient *  client, SHADOW_GFX_STATUS *  pStatus  )

static

Function description

Returns

TRUE on success (or nothing need to be updated)

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shadow_client_subsystem_process_message()

static int shadow_client_subsystem_process_message ( rdpShadowClient *  client, wMessage *  message  )

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shadow_client_suppress_output()

static BOOL shadow_client_suppress_output ( rdpContext *  context, BYTE  allow, const RECTANGLE_16 *  area  )

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shadow_client_surface_frame_acknowledge()

static BOOL shadow_client_surface_frame_acknowledge ( rdpContext *  context, UINT32  frameId  )

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shadow_client_surface_update()

static BOOL shadow_client_surface_update ( rdpShadowClient *  client, REGION16 *  region  )

static

Function description Mark invalid region for client

Returns

TRUE on success

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shadow_client_thread()

static DWORD WINAPI shadow_client_thread ( LPVOID  arg )

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shadow_msg_out_addref()

static void shadow_msg_out_addref ( wMessage *  message )

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shadow_msg_out_release()

static void shadow_msg_out_release ( wMessage *  message )

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shadow_reset_desktop_resize()

static void shadow_reset_desktop_resize ( rdpShadowClient *  client )

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shadow_send_desktop_resize()

static BOOL shadow_send_desktop_resize ( rdpShadowClient *  client )

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stream_surface_bits_supported()

static BOOL stream_surface_bits_supported ( const rdpSettings *  settings )

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