2048 lines
54 KiB
C
2048 lines
54 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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*
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* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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* Copyright 2017 Armin Novak <armin.novak@thincast.com>
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* Copyright 2017 Thincast Technologies GmbH
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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 <winpr/crt.h>
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#include <winpr/file.h>
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#include <winpr/path.h>
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#include <winpr/synch.h>
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#include <winpr/thread.h>
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#include <winpr/sysinfo.h>
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#include <winpr/interlocked.h>
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#include <freerdp/log.h>
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#include "shadow.h"
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#define TAG CLIENT_TAG("shadow")
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struct _SHADOW_GFX_STATUS
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{
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BOOL gfxOpened;
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BOOL gfxSurfaceCreated;
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};
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typedef struct _SHADOW_GFX_STATUS SHADOW_GFX_STATUS;
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static INLINE BOOL shadow_client_rdpgfx_new_surface(rdpShadowClient* client)
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{
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UINT error = CHANNEL_RC_OK;
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RDPGFX_CREATE_SURFACE_PDU createSurface;
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RDPGFX_MAP_SURFACE_TO_OUTPUT_PDU surfaceToOutput;
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RdpgfxServerContext* context = client->rdpgfx;
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rdpSettings* settings = ((rdpContext*)client)->settings;
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createSurface.width = settings->DesktopWidth;
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createSurface.height = settings->DesktopHeight;
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createSurface.pixelFormat = GFX_PIXEL_FORMAT_XRGB_8888;
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createSurface.surfaceId = 0;
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surfaceToOutput.outputOriginX = 0;
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surfaceToOutput.outputOriginY = 0;
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surfaceToOutput.surfaceId = 0;
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surfaceToOutput.reserved = 0;
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IFCALLRET(context->CreateSurface, error, context, &createSurface);
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if (error)
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{
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WLog_ERR(TAG, "CreateSurface failed with error %" PRIu32 "", error);
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return FALSE;
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}
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IFCALLRET(context->MapSurfaceToOutput, error, context, &surfaceToOutput);
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if (error)
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{
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WLog_ERR(TAG, "MapSurfaceToOutput failed with error %" PRIu32 "", error);
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return FALSE;
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}
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return TRUE;
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}
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static INLINE BOOL shadow_client_rdpgfx_release_surface(rdpShadowClient* client)
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{
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UINT error = CHANNEL_RC_OK;
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RDPGFX_DELETE_SURFACE_PDU pdu;
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RdpgfxServerContext* context = client->rdpgfx;
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pdu.surfaceId = 0;
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IFCALLRET(context->DeleteSurface, error, context, &pdu);
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if (error)
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{
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WLog_ERR(TAG, "DeleteSurface failed with error %" PRIu32 "", error);
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return FALSE;
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}
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return TRUE;
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}
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static INLINE BOOL shadow_client_rdpgfx_reset_graphic(rdpShadowClient* client)
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{
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UINT error = CHANNEL_RC_OK;
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RDPGFX_RESET_GRAPHICS_PDU pdu;
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RdpgfxServerContext* context = client->rdpgfx;
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rdpSettings* settings = ((rdpContext*)client)->settings;
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pdu.width = settings->DesktopWidth;
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pdu.height = settings->DesktopHeight;
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pdu.monitorCount = client->subsystem->numMonitors;
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pdu.monitorDefArray = client->subsystem->monitors;
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IFCALLRET(context->ResetGraphics, error, context, &pdu);
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if (error)
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{
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WLog_ERR(TAG, "ResetGraphics failed with error %" PRIu32 "", error);
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return FALSE;
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}
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return TRUE;
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}
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static INLINE void shadow_client_free_queued_message(void* obj)
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{
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wMessage* message = (wMessage*)obj;
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if (message->Free)
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{
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message->Free(message);
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message->Free = NULL;
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}
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}
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static BOOL shadow_client_context_new(freerdp_peer* peer, rdpShadowClient* client)
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{
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const char bind_address[] = "bind-address,";
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rdpSettings* settings;
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rdpShadowServer* server;
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const wObject cb = { NULL, NULL, NULL, shadow_client_free_queued_message, NULL };
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server = (rdpShadowServer*)peer->ContextExtra;
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client->server = server;
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client->subsystem = server->subsystem;
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settings = peer->settings;
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settings->ColorDepth = 32;
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settings->NSCodec = TRUE;
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settings->RemoteFxCodec = TRUE;
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settings->BitmapCacheV3Enabled = TRUE;
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settings->FrameMarkerCommandEnabled = TRUE;
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settings->SurfaceFrameMarkerEnabled = TRUE;
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settings->SupportGraphicsPipeline = TRUE;
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settings->GfxH264 = FALSE;
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settings->DrawAllowSkipAlpha = TRUE;
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settings->DrawAllowColorSubsampling = TRUE;
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settings->DrawAllowDynamicColorFidelity = TRUE;
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settings->CompressionLevel = PACKET_COMPR_TYPE_RDP6;
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if (!(settings->CertificateFile = _strdup(server->CertificateFile)))
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goto fail_cert_file;
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if (!(settings->PrivateKeyFile = _strdup(server->PrivateKeyFile)))
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goto fail_privkey_file;
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if (!(settings->RdpKeyFile = _strdup(settings->PrivateKeyFile)))
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goto fail_rdpkey_file;
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if (server->ipcSocket && (strncmp(bind_address, server->ipcSocket,
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strnlen(bind_address, sizeof(bind_address))) != 0))
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{
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settings->LyncRdpMode = TRUE;
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settings->CompressionEnabled = FALSE;
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}
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client->inLobby = TRUE;
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client->mayView = server->mayView;
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client->mayInteract = server->mayInteract;
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if (!InitializeCriticalSectionAndSpinCount(&(client->lock), 4000))
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goto fail_client_lock;
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region16_init(&(client->invalidRegion));
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client->vcm = WTSOpenServerA((LPSTR)peer->context);
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if (!client->vcm || client->vcm == INVALID_HANDLE_VALUE)
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goto fail_open_server;
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if (!(client->MsgQueue = MessageQueue_New(&cb)))
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goto fail_message_queue;
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if (!(client->encoder = shadow_encoder_new(client)))
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goto fail_encoder_new;
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if (ArrayList_Add(server->clients, (void*)client) >= 0)
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return TRUE;
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shadow_encoder_free(client->encoder);
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client->encoder = NULL;
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fail_encoder_new:
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MessageQueue_Free(client->MsgQueue);
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client->MsgQueue = NULL;
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fail_message_queue:
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WTSCloseServer((HANDLE)client->vcm);
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client->vcm = NULL;
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fail_open_server:
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DeleteCriticalSection(&(client->lock));
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fail_client_lock:
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free(settings->RdpKeyFile);
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settings->RdpKeyFile = NULL;
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fail_rdpkey_file:
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free(settings->PrivateKeyFile);
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settings->PrivateKeyFile = NULL;
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fail_privkey_file:
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free(settings->CertificateFile);
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settings->CertificateFile = NULL;
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fail_cert_file:
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return FALSE;
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}
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static void shadow_client_context_free(freerdp_peer* peer, rdpShadowClient* client)
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{
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rdpShadowServer* server = client->server;
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WINPR_UNUSED(peer);
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ArrayList_Remove(server->clients, (void*)client);
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if (client->encoder)
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{
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shadow_encoder_free(client->encoder);
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client->encoder = NULL;
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}
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/* Clear queued messages and free resource */
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MessageQueue_Clear(client->MsgQueue);
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MessageQueue_Free(client->MsgQueue);
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WTSCloseServer((HANDLE)client->vcm);
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client->vcm = NULL;
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region16_uninit(&(client->invalidRegion));
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DeleteCriticalSection(&(client->lock));
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}
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static INLINE void shadow_client_mark_invalid(rdpShadowClient* client, int numRects,
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const RECTANGLE_16* rects)
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{
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int index;
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RECTANGLE_16 screenRegion;
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rdpSettings* settings = ((rdpContext*)client)->settings;
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EnterCriticalSection(&(client->lock));
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/* Mark client invalid region. No rectangle means full screen */
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if (numRects > 0)
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{
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for (index = 0; index < numRects; index++)
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{
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region16_union_rect(&(client->invalidRegion), &(client->invalidRegion), &rects[index]);
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}
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}
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else
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{
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screenRegion.left = 0;
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screenRegion.top = 0;
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screenRegion.right = settings->DesktopWidth;
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screenRegion.bottom = settings->DesktopHeight;
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region16_union_rect(&(client->invalidRegion), &(client->invalidRegion), &screenRegion);
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}
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LeaveCriticalSection(&(client->lock));
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}
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/**
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* Function description
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* Recalculate client desktop size and update to rdpSettings
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*
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* @return TRUE if width/height changed.
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*/
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static INLINE BOOL shadow_client_recalc_desktop_size(rdpShadowClient* client)
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{
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int width, height;
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rdpShadowServer* server = client->server;
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rdpSettings* settings = client->context.settings;
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RECTANGLE_16 viewport = { 0, 0, server->surface->width, server->surface->height };
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if (server->shareSubRect)
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{
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rectangles_intersection(&viewport, &(server->subRect), &viewport);
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}
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width = viewport.right - viewport.left;
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height = viewport.bottom - viewport.top;
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if (settings->DesktopWidth != (UINT32)width || settings->DesktopHeight != (UINT32)height)
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{
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settings->DesktopWidth = width;
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settings->DesktopHeight = height;
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return TRUE;
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}
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return FALSE;
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}
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static BOOL shadow_client_capabilities(freerdp_peer* peer)
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{
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rdpShadowSubsystem* subsystem;
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rdpShadowClient* client;
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BOOL ret = TRUE;
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client = (rdpShadowClient*)peer->context;
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subsystem = client->server->subsystem;
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IFCALLRET(subsystem->ClientCapabilities, ret, subsystem, client);
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if (!ret)
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WLog_WARN(TAG, "subsystem->ClientCapabilities failed");
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/* Recalculate desktop size regardless whether previous call fail
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* or not. Make sure we send correct width/height to client */
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(void)shadow_client_recalc_desktop_size(client);
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return ret;
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}
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static BOOL shadow_client_post_connect(freerdp_peer* peer)
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{
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int authStatus;
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rdpSettings* settings;
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rdpShadowClient* client;
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rdpShadowServer* server;
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rdpShadowSubsystem* subsystem;
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client = (rdpShadowClient*)peer->context;
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settings = peer->settings;
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server = client->server;
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subsystem = server->subsystem;
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if (settings->ColorDepth == 24)
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settings->ColorDepth = 16; /* disable 24bpp */
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if (settings->MultifragMaxRequestSize < 0x3F0000)
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settings->NSCodec = FALSE; /* NSCodec compressor does not support fragmentation yet */
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WLog_INFO(TAG, "Client from %s is activated (%" PRIu32 "x%" PRIu32 "@%" PRIu32 ")",
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peer->hostname, settings->DesktopWidth, settings->DesktopHeight,
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settings->ColorDepth);
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/* Resize client if necessary */
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if (shadow_client_recalc_desktop_size(client))
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{
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peer->update->DesktopResize(peer->update->context);
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WLog_INFO(TAG, "Client from %s is resized (%" PRIu32 "x%" PRIu32 "@%" PRIu32 ")",
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peer->hostname, settings->DesktopWidth, settings->DesktopHeight,
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settings->ColorDepth);
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}
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if (shadow_client_channels_post_connect(client) != CHANNEL_RC_OK)
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return FALSE;
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shadow_client_mark_invalid(client, 0, NULL);
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authStatus = -1;
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if (settings->Username && settings->Password)
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settings->AutoLogonEnabled = TRUE;
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if (server->authentication && !settings->NlaSecurity)
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{
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if (subsystem->Authenticate)
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{
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authStatus = subsystem->Authenticate(subsystem, client, settings->Username,
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settings->Domain, settings->Password);
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}
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if (authStatus < 0)
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{
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WLog_ERR(TAG, "client authentication failure: %d", authStatus);
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return FALSE;
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}
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}
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if (subsystem->ClientConnect)
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{
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return subsystem->ClientConnect(subsystem, client);
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}
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return TRUE;
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}
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/* Convert rects in sub rect coordinate to client/surface coordinate */
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static INLINE void shadow_client_convert_rects(rdpShadowClient* client, RECTANGLE_16* dst,
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const RECTANGLE_16* src, UINT32 numRects)
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{
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if (client->server->shareSubRect)
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{
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UINT32 i = 0;
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UINT16 offsetX = client->server->subRect.left;
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UINT16 offsetY = client->server->subRect.top;
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for (i = 0; i < numRects; i++)
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{
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dst[i].left = src[i].left + offsetX;
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dst[i].right = src[i].right + offsetX;
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dst[i].top = src[i].top + offsetY;
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dst[i].bottom = src[i].bottom + offsetY;
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}
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}
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else
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{
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if (src != dst)
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{
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CopyMemory(dst, src, numRects * sizeof(RECTANGLE_16));
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}
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}
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}
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static BOOL shadow_client_refresh_request(rdpShadowClient* client)
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{
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wMessage message = { 0 };
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wMessagePipe* MsgPipe = client->subsystem->MsgPipe;
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message.id = SHADOW_MSG_IN_REFRESH_REQUEST_ID;
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message.wParam = NULL;
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message.lParam = NULL;
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message.context = (void*)client;
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message.Free = NULL;
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return MessageQueue_Dispatch(MsgPipe->In, &message);
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}
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static BOOL shadow_client_refresh_rect(rdpContext* context, BYTE count, const RECTANGLE_16* areas)
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{
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rdpShadowClient* client = (rdpShadowClient*)context;
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RECTANGLE_16* rects;
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/* It is invalid if we have area count but no actual area */
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if (count && !areas)
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return FALSE;
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if (count)
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{
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rects = (RECTANGLE_16*)calloc(count, sizeof(RECTANGLE_16));
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if (!rects)
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{
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return FALSE;
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}
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shadow_client_convert_rects(client, rects, areas, count);
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shadow_client_mark_invalid(client, count, rects);
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free(rects);
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}
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else
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{
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shadow_client_mark_invalid(client, 0, NULL);
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}
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return shadow_client_refresh_request(client);
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}
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static BOOL shadow_client_suppress_output(rdpContext* context, BYTE allow, const RECTANGLE_16* area)
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{
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rdpShadowClient* client = (rdpShadowClient*)context;
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RECTANGLE_16 region;
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client->suppressOutput = allow ? FALSE : TRUE;
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if (allow)
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{
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if (area)
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{
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shadow_client_convert_rects(client, ®ion, area, 1);
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shadow_client_mark_invalid(client, 1, ®ion);
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}
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else
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{
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shadow_client_mark_invalid(client, 0, NULL);
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}
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}
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return shadow_client_refresh_request(client);
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}
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static BOOL shadow_client_activate(freerdp_peer* peer)
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{
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rdpSettings* settings = peer->settings;
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rdpShadowClient* client = (rdpShadowClient*)peer->context;
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if (settings->ClientDir && (strcmp(settings->ClientDir, "librdp") == 0))
|
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{
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/* Hack for Mac/iOS/Android Microsoft RDP clients */
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settings->RemoteFxCodec = FALSE;
|
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settings->NSCodec = FALSE;
|
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settings->NSCodecAllowSubsampling = FALSE;
|
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settings->SurfaceFrameMarkerEnabled = FALSE;
|
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}
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|
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client->activated = TRUE;
|
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client->inLobby = client->mayView ? FALSE : TRUE;
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|
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if (shadow_encoder_reset(client->encoder) < 0)
|
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{
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WLog_ERR(TAG, "Failed to reset encoder");
|
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return FALSE;
|
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}
|
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|
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/* Update full screen in next update */
|
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return shadow_client_refresh_rect(&client->context, 0, NULL);
|
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}
|
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|
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static BOOL shadow_client_logon(freerdp_peer* peer, SEC_WINNT_AUTH_IDENTITY* identity,
|
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BOOL automatic)
|
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{
|
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char* user = NULL;
|
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char* domain = NULL;
|
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char* password = NULL;
|
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rdpSettings* settings = peer->settings;
|
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|
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if (identity->Flags & SEC_WINNT_AUTH_IDENTITY_UNICODE)
|
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{
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if (identity->User)
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ConvertFromUnicode(CP_UTF8, 0, identity->User, identity->UserLength, &user, 0, NULL,
|
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NULL);
|
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|
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if (identity->Domain)
|
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ConvertFromUnicode(CP_UTF8, 0, identity->Domain, identity->DomainLength, &domain, 0,
|
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NULL, NULL);
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|
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if (identity->Password)
|
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ConvertFromUnicode(CP_UTF8, 0, identity->Password, identity->PasswordLength, &user, 0,
|
|
NULL, NULL);
|
|
}
|
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else
|
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{
|
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if (identity->User)
|
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user = _strdup((char*)identity->User);
|
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|
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if (identity->Domain)
|
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domain = _strdup((char*)identity->Domain);
|
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|
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if (identity->Password)
|
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password = _strdup((char*)identity->Password);
|
|
}
|
|
|
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if ((identity->User && !user) || (identity->Domain && !domain) ||
|
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(identity->Password && !password))
|
|
{
|
|
free(user);
|
|
free(domain);
|
|
free(password);
|
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return FALSE;
|
|
}
|
|
|
|
if (user)
|
|
{
|
|
free(settings->Username);
|
|
settings->Username = user;
|
|
user = NULL;
|
|
}
|
|
|
|
if (domain)
|
|
{
|
|
free(settings->Domain);
|
|
settings->Domain = domain;
|
|
domain = NULL;
|
|
}
|
|
|
|
if (password)
|
|
{
|
|
free(settings->Password);
|
|
settings->Password = password;
|
|
password = NULL;
|
|
}
|
|
|
|
free(user);
|
|
free(domain);
|
|
free(password);
|
|
return TRUE;
|
|
}
|
|
|
|
static INLINE void shadow_client_common_frame_acknowledge(rdpShadowClient* client, UINT32 frameId)
|
|
{
|
|
/*
|
|
* Record the last client acknowledged frame id to
|
|
* calculate how much frames are in progress.
|
|
* Some rdp clients (win7 mstsc) skips frame ACK if it is
|
|
* inactive, we should not expect ACK for each frame.
|
|
* So it is OK to calculate inflight frame count according to
|
|
* a latest acknowledged frame id.
|
|
*/
|
|
client->encoder->lastAckframeId = frameId;
|
|
}
|
|
|
|
static BOOL shadow_client_surface_frame_acknowledge(rdpContext* context, UINT32 frameId)
|
|
{
|
|
rdpShadowClient* client = (rdpShadowClient*)context;
|
|
shadow_client_common_frame_acknowledge(client, frameId);
|
|
/*
|
|
* Reset queueDepth for legacy none RDPGFX acknowledge
|
|
*/
|
|
client->encoder->queueDepth = QUEUE_DEPTH_UNAVAILABLE;
|
|
return TRUE;
|
|
}
|
|
|
|
static UINT
|
|
shadow_client_rdpgfx_frame_acknowledge(RdpgfxServerContext* context,
|
|
const RDPGFX_FRAME_ACKNOWLEDGE_PDU* frameAcknowledge)
|
|
{
|
|
rdpShadowClient* client = (rdpShadowClient*)context->custom;
|
|
shadow_client_common_frame_acknowledge(client, frameAcknowledge->frameId);
|
|
client->encoder->queueDepth = frameAcknowledge->queueDepth;
|
|
return CHANNEL_RC_OK;
|
|
}
|
|
|
|
static BOOL shadow_are_caps_filtered(const rdpSettings* settings, UINT32 caps)
|
|
{
|
|
const UINT32 filter = settings->GfxCapsFilter;
|
|
const UINT32 capList[] = {
|
|
RDPGFX_CAPVERSION_8, RDPGFX_CAPVERSION_81, RDPGFX_CAPVERSION_10,
|
|
RDPGFX_CAPVERSION_101, RDPGFX_CAPVERSION_102, RDPGFX_CAPVERSION_103,
|
|
RDPGFX_CAPVERSION_104, RDPGFX_CAPVERSION_105, RDPGFX_CAPVERSION_106
|
|
};
|
|
UINT32 x;
|
|
|
|
for (x = 0; x < ARRAYSIZE(capList); x++)
|
|
{
|
|
if (caps == capList[x])
|
|
return (filter & (1 << x)) != 0;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static BOOL shadow_client_caps_test_version(RdpgfxServerContext* context, BOOL h264,
|
|
const RDPGFX_CAPSET* capsSets, UINT32 capsSetCount,
|
|
UINT32 capsVersion, UINT* rc)
|
|
{
|
|
UINT32 flags = 0;
|
|
UINT32 index;
|
|
rdpSettings* settings;
|
|
settings = context->rdpcontext->settings;
|
|
|
|
if (shadow_are_caps_filtered(settings, capsVersion))
|
|
return FALSE;
|
|
|
|
for (index = 0; index < capsSetCount; index++)
|
|
{
|
|
const RDPGFX_CAPSET* currentCaps = &capsSets[index];
|
|
|
|
if (currentCaps->version == capsVersion)
|
|
{
|
|
RDPGFX_CAPSET caps = *currentCaps;
|
|
RDPGFX_CAPS_CONFIRM_PDU pdu;
|
|
pdu.capsSet = ∩︀
|
|
|
|
if (settings)
|
|
{
|
|
flags = pdu.capsSet->flags;
|
|
settings->GfxSmallCache = (flags & RDPGFX_CAPS_FLAG_SMALL_CACHE);
|
|
|
|
if (h264)
|
|
settings->GfxAVC444v2 = settings->GfxAVC444 = settings->GfxH264 =
|
|
!(flags & RDPGFX_CAPS_FLAG_AVC_DISABLED);
|
|
else
|
|
{
|
|
settings->GfxAVC444v2 = settings->GfxAVC444 = settings->GfxH264 = FALSE;
|
|
pdu.capsSet->flags |= RDPGFX_CAPS_FLAG_AVC_DISABLED;
|
|
}
|
|
}
|
|
|
|
*rc = context->CapsConfirm(context, &pdu);
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return 0 on success, otherwise a Win32 error code
|
|
*/
|
|
static UINT shadow_client_rdpgfx_caps_advertise(RdpgfxServerContext* context,
|
|
const RDPGFX_CAPS_ADVERTISE_PDU* capsAdvertise)
|
|
{
|
|
UINT16 index;
|
|
UINT rc = ERROR_INTERNAL_ERROR;
|
|
BOOL h264 = FALSE;
|
|
rdpSettings* settings = context->rdpcontext->settings;
|
|
UINT32 flags = 0;
|
|
rdpShadowClient* client = (rdpShadowClient*)context->custom;
|
|
|
|
#ifdef WITH_GFX_H264
|
|
if (shadow_encoder_prepare(client->encoder, FREERDP_CODEC_AVC420 | FREERDP_CODEC_AVC444) >= 0)
|
|
h264 = TRUE;
|
|
|
|
#endif
|
|
|
|
/* Request full screen update for new gfx channel */
|
|
if (!shadow_client_refresh_rect(&client->context, 0, NULL))
|
|
return rc;
|
|
|
|
if (shadow_client_caps_test_version(context, h264, capsAdvertise->capsSets,
|
|
capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_106, &rc))
|
|
return rc;
|
|
|
|
if (shadow_client_caps_test_version(context, h264, capsAdvertise->capsSets,
|
|
capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_105, &rc))
|
|
return rc;
|
|
|
|
if (shadow_client_caps_test_version(context, h264, capsAdvertise->capsSets,
|
|
capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_104, &rc))
|
|
return rc;
|
|
|
|
if (shadow_client_caps_test_version(context, h264, capsAdvertise->capsSets,
|
|
capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_103, &rc))
|
|
return rc;
|
|
|
|
if (shadow_client_caps_test_version(context, h264, capsAdvertise->capsSets,
|
|
capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_102, &rc))
|
|
return rc;
|
|
|
|
if (shadow_client_caps_test_version(context, h264, capsAdvertise->capsSets,
|
|
capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_101, &rc))
|
|
return rc;
|
|
|
|
if (shadow_client_caps_test_version(context, h264, capsAdvertise->capsSets,
|
|
capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_10, &rc))
|
|
return rc;
|
|
|
|
if (!shadow_are_caps_filtered(settings, RDPGFX_CAPVERSION_81))
|
|
{
|
|
for (index = 0; index < capsAdvertise->capsSetCount; index++)
|
|
{
|
|
const RDPGFX_CAPSET* currentCaps = &capsAdvertise->capsSets[index];
|
|
|
|
if (currentCaps->version == RDPGFX_CAPVERSION_81)
|
|
{
|
|
RDPGFX_CAPSET caps = *currentCaps;
|
|
RDPGFX_CAPS_CONFIRM_PDU pdu;
|
|
pdu.capsSet = ∩︀
|
|
|
|
if (settings)
|
|
{
|
|
flags = pdu.capsSet->flags;
|
|
settings->GfxAVC444v2 = settings->GfxAVC444 = FALSE;
|
|
settings->GfxThinClient = (flags & RDPGFX_CAPS_FLAG_THINCLIENT);
|
|
settings->GfxSmallCache = (flags & RDPGFX_CAPS_FLAG_SMALL_CACHE);
|
|
#ifndef WITH_GFX_H264
|
|
settings->GfxH264 = FALSE;
|
|
pdu.capsSet->flags &= ~RDPGFX_CAPS_FLAG_AVC420_ENABLED;
|
|
#else
|
|
if (h264)
|
|
settings->GfxH264 = (flags & RDPGFX_CAPS_FLAG_AVC420_ENABLED);
|
|
else
|
|
settings->GfxH264 = FALSE;
|
|
#endif
|
|
}
|
|
|
|
return context->CapsConfirm(context, &pdu);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!shadow_are_caps_filtered(settings, RDPGFX_CAPVERSION_8))
|
|
{
|
|
for (index = 0; index < capsAdvertise->capsSetCount; index++)
|
|
{
|
|
const RDPGFX_CAPSET* currentCaps = &capsAdvertise->capsSets[index];
|
|
|
|
if (currentCaps->version == RDPGFX_CAPVERSION_8)
|
|
{
|
|
RDPGFX_CAPSET caps = *currentCaps;
|
|
RDPGFX_CAPS_CONFIRM_PDU pdu;
|
|
pdu.capsSet = ∩︀
|
|
|
|
if (settings)
|
|
{
|
|
flags = pdu.capsSet->flags;
|
|
settings->GfxThinClient = (flags & RDPGFX_CAPS_FLAG_THINCLIENT);
|
|
settings->GfxSmallCache = (flags & RDPGFX_CAPS_FLAG_SMALL_CACHE);
|
|
}
|
|
|
|
return context->CapsConfirm(context, &pdu);
|
|
}
|
|
}
|
|
}
|
|
|
|
return CHANNEL_RC_UNSUPPORTED_VERSION;
|
|
}
|
|
|
|
static INLINE UINT32 rdpgfx_estimate_h264_avc420(RDPGFX_AVC420_BITMAP_STREAM* havc420)
|
|
{
|
|
/* H264 metadata + H264 stream. See rdpgfx_write_h264_avc420 */
|
|
return sizeof(UINT32) /* numRegionRects */
|
|
+ 10 /* regionRects + quantQualityVals */
|
|
* havc420->meta.numRegionRects +
|
|
havc420->length;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return TRUE on success
|
|
*/
|
|
static BOOL shadow_client_send_surface_gfx(rdpShadowClient* client, const BYTE* pSrcData,
|
|
int nSrcStep, int nXSrc, int nYSrc, int nWidth,
|
|
int nHeight)
|
|
{
|
|
UINT error = CHANNEL_RC_OK;
|
|
rdpContext* context = (rdpContext*)client;
|
|
rdpSettings* settings;
|
|
rdpShadowEncoder* encoder;
|
|
RDPGFX_SURFACE_COMMAND cmd;
|
|
RDPGFX_START_FRAME_PDU cmdstart;
|
|
RDPGFX_END_FRAME_PDU cmdend;
|
|
SYSTEMTIME sTime;
|
|
|
|
if (!context || !pSrcData)
|
|
return FALSE;
|
|
|
|
settings = context->settings;
|
|
encoder = client->encoder;
|
|
|
|
if (!settings || !encoder)
|
|
return FALSE;
|
|
|
|
cmdstart.frameId = shadow_encoder_create_frame_id(encoder);
|
|
GetSystemTime(&sTime);
|
|
cmdstart.timestamp =
|
|
sTime.wHour << 22 | sTime.wMinute << 16 | sTime.wSecond << 10 | sTime.wMilliseconds;
|
|
cmdend.frameId = cmdstart.frameId;
|
|
cmd.surfaceId = 0;
|
|
cmd.codecId = 0;
|
|
cmd.contextId = 0;
|
|
cmd.format = PIXEL_FORMAT_BGRX32;
|
|
cmd.left = nXSrc;
|
|
cmd.top = nYSrc;
|
|
cmd.right = cmd.left + nWidth;
|
|
cmd.bottom = cmd.top + nHeight;
|
|
cmd.width = nWidth;
|
|
cmd.height = nHeight;
|
|
cmd.length = 0;
|
|
cmd.data = NULL;
|
|
cmd.extra = NULL;
|
|
|
|
if (settings->GfxAVC444 || settings->GfxAVC444v2)
|
|
{
|
|
RDPGFX_AVC444_BITMAP_STREAM avc444;
|
|
RECTANGLE_16 regionRect;
|
|
RDPGFX_H264_QUANT_QUALITY quantQualityVal;
|
|
BYTE version = settings->GfxAVC444v2 ? 2 : 1;
|
|
|
|
if (shadow_encoder_prepare(encoder, FREERDP_CODEC_AVC444) < 0)
|
|
{
|
|
WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_AVC444");
|
|
return FALSE;
|
|
}
|
|
|
|
if (avc444_compress(encoder->h264, pSrcData, cmd.format, nSrcStep, nWidth, nHeight, version,
|
|
&avc444.LC, &avc444.bitstream[0].data, &avc444.bitstream[0].length,
|
|
&avc444.bitstream[1].data, &avc444.bitstream[1].length) < 0)
|
|
{
|
|
WLog_ERR(TAG, "avc420_compress failed for avc444");
|
|
return FALSE;
|
|
}
|
|
|
|
regionRect.left = cmd.left;
|
|
regionRect.top = cmd.top;
|
|
regionRect.right = cmd.right;
|
|
regionRect.bottom = cmd.bottom;
|
|
quantQualityVal.qp = encoder->h264->QP;
|
|
quantQualityVal.r = 0;
|
|
quantQualityVal.p = 0;
|
|
quantQualityVal.qualityVal = 100 - quantQualityVal.qp;
|
|
avc444.bitstream[0].meta.numRegionRects = 1;
|
|
avc444.bitstream[0].meta.regionRects = ®ionRect;
|
|
avc444.bitstream[0].meta.quantQualityVals = &quantQualityVal;
|
|
avc444.bitstream[1].meta.numRegionRects = 1;
|
|
avc444.bitstream[1].meta.regionRects = ®ionRect;
|
|
avc444.bitstream[1].meta.quantQualityVals = &quantQualityVal;
|
|
avc444.cbAvc420EncodedBitstream1 = rdpgfx_estimate_h264_avc420(&avc444.bitstream[0]);
|
|
cmd.codecId = settings->GfxAVC444v2 ? RDPGFX_CODECID_AVC444v2 : RDPGFX_CODECID_AVC444;
|
|
cmd.extra = (void*)&avc444;
|
|
IFCALLRET(client->rdpgfx->SurfaceFrameCommand, error, client->rdpgfx, &cmd, &cmdstart,
|
|
&cmdend);
|
|
|
|
if (error)
|
|
{
|
|
WLog_ERR(TAG, "SurfaceFrameCommand failed with error %" PRIu32 "", error);
|
|
return FALSE;
|
|
}
|
|
}
|
|
else if (settings->GfxH264)
|
|
{
|
|
RDPGFX_AVC420_BITMAP_STREAM avc420;
|
|
RECTANGLE_16 regionRect;
|
|
RDPGFX_H264_QUANT_QUALITY quantQualityVal;
|
|
|
|
if (shadow_encoder_prepare(encoder, FREERDP_CODEC_AVC420) < 0)
|
|
{
|
|
WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_AVC420");
|
|
return FALSE;
|
|
}
|
|
|
|
if (avc420_compress(encoder->h264, pSrcData, cmd.format, nSrcStep, nWidth, nHeight,
|
|
&avc420.data, &avc420.length) < 0)
|
|
{
|
|
WLog_ERR(TAG, "avc420_compress failed");
|
|
return FALSE;
|
|
}
|
|
|
|
cmd.codecId = RDPGFX_CODECID_AVC420;
|
|
cmd.extra = (void*)&avc420;
|
|
regionRect.left = cmd.left;
|
|
regionRect.top = cmd.top;
|
|
regionRect.right = cmd.right;
|
|
regionRect.bottom = cmd.bottom;
|
|
quantQualityVal.qp = encoder->h264->QP;
|
|
quantQualityVal.r = 0;
|
|
quantQualityVal.p = 0;
|
|
quantQualityVal.qualityVal = 100 - quantQualityVal.qp;
|
|
avc420.meta.numRegionRects = 1;
|
|
avc420.meta.regionRects = ®ionRect;
|
|
avc420.meta.quantQualityVals = &quantQualityVal;
|
|
IFCALLRET(client->rdpgfx->SurfaceFrameCommand, error, client->rdpgfx, &cmd, &cmdstart,
|
|
&cmdend);
|
|
|
|
if (error)
|
|
{
|
|
WLog_ERR(TAG, "SurfaceFrameCommand failed with error %" PRIu32 "", error);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return TRUE on success
|
|
*/
|
|
static BOOL shadow_client_send_surface_bits(rdpShadowClient* client, BYTE* pSrcData, int nSrcStep,
|
|
int nXSrc, int nYSrc, int nWidth, int nHeight)
|
|
{
|
|
BOOL ret = TRUE;
|
|
size_t i;
|
|
BOOL first;
|
|
BOOL last;
|
|
wStream* s;
|
|
size_t numMessages;
|
|
UINT32 frameId = 0;
|
|
rdpUpdate* update;
|
|
rdpContext* context = (rdpContext*)client;
|
|
rdpSettings* settings;
|
|
rdpShadowEncoder* encoder;
|
|
SURFACE_BITS_COMMAND cmd = { 0 };
|
|
|
|
if (!context || !pSrcData)
|
|
return FALSE;
|
|
|
|
update = context->update;
|
|
settings = context->settings;
|
|
encoder = client->encoder;
|
|
|
|
if (!update || !settings || !encoder)
|
|
return FALSE;
|
|
|
|
if (encoder->frameAck)
|
|
frameId = shadow_encoder_create_frame_id(encoder);
|
|
|
|
if (settings->RemoteFxCodec)
|
|
{
|
|
RFX_RECT rect;
|
|
RFX_MESSAGE* messages;
|
|
RFX_RECT* messageRects = NULL;
|
|
|
|
if (shadow_encoder_prepare(encoder, FREERDP_CODEC_REMOTEFX) < 0)
|
|
{
|
|
WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_REMOTEFX");
|
|
return FALSE;
|
|
}
|
|
|
|
s = encoder->bs;
|
|
rect.x = nXSrc;
|
|
rect.y = nYSrc;
|
|
rect.width = nWidth;
|
|
rect.height = nHeight;
|
|
|
|
if (!(messages = rfx_encode_messages(
|
|
encoder->rfx, &rect, 1, pSrcData, settings->DesktopWidth, settings->DesktopHeight,
|
|
nSrcStep, &numMessages, settings->MultifragMaxRequestSize)))
|
|
{
|
|
WLog_ERR(TAG, "rfx_encode_messages failed");
|
|
return FALSE;
|
|
}
|
|
|
|
cmd.cmdType = CMDTYPE_STREAM_SURFACE_BITS;
|
|
cmd.bmp.codecID = settings->RemoteFxCodecId;
|
|
cmd.destLeft = 0;
|
|
cmd.destTop = 0;
|
|
cmd.destRight = settings->DesktopWidth;
|
|
cmd.destBottom = settings->DesktopHeight;
|
|
cmd.bmp.bpp = 32;
|
|
cmd.bmp.flags = 0;
|
|
cmd.bmp.width = settings->DesktopWidth;
|
|
cmd.bmp.height = settings->DesktopHeight;
|
|
cmd.skipCompression = TRUE;
|
|
|
|
if (numMessages > 0)
|
|
messageRects = messages[0].rects;
|
|
|
|
for (i = 0; i < numMessages; i++)
|
|
{
|
|
Stream_SetPosition(s, 0);
|
|
|
|
if (!rfx_write_message(encoder->rfx, s, &messages[i]))
|
|
{
|
|
while (i < numMessages)
|
|
{
|
|
rfx_message_free(encoder->rfx, &messages[i++]);
|
|
}
|
|
|
|
WLog_ERR(TAG, "rfx_write_message failed");
|
|
ret = FALSE;
|
|
break;
|
|
}
|
|
|
|
rfx_message_free(encoder->rfx, &messages[i]);
|
|
cmd.bmp.bitmapDataLength = Stream_GetPosition(s);
|
|
cmd.bmp.bitmapData = Stream_Buffer(s);
|
|
first = (i == 0) ? TRUE : FALSE;
|
|
last = ((i + 1) == numMessages) ? TRUE : FALSE;
|
|
|
|
if (!encoder->frameAck)
|
|
IFCALLRET(update->SurfaceBits, ret, update->context, &cmd);
|
|
else
|
|
IFCALLRET(update->SurfaceFrameBits, ret, update->context, &cmd, first, last,
|
|
frameId);
|
|
|
|
if (!ret)
|
|
{
|
|
WLog_ERR(TAG, "Send surface bits(RemoteFxCodec) failed");
|
|
break;
|
|
}
|
|
}
|
|
|
|
free(messageRects);
|
|
free(messages);
|
|
}
|
|
else if (settings->NSCodec)
|
|
{
|
|
if (shadow_encoder_prepare(encoder, FREERDP_CODEC_NSCODEC) < 0)
|
|
{
|
|
WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_NSCODEC");
|
|
return FALSE;
|
|
}
|
|
|
|
s = encoder->bs;
|
|
Stream_SetPosition(s, 0);
|
|
pSrcData = &pSrcData[(nYSrc * nSrcStep) + (nXSrc * 4)];
|
|
nsc_compose_message(encoder->nsc, s, pSrcData, nWidth, nHeight, nSrcStep);
|
|
cmd.cmdType = CMDTYPE_SET_SURFACE_BITS;
|
|
cmd.bmp.bpp = 32;
|
|
cmd.bmp.codecID = settings->NSCodecId;
|
|
cmd.destLeft = nXSrc;
|
|
cmd.destTop = nYSrc;
|
|
cmd.destRight = cmd.destLeft + nWidth;
|
|
cmd.destBottom = cmd.destTop + nHeight;
|
|
cmd.bmp.width = nWidth;
|
|
cmd.bmp.height = nHeight;
|
|
cmd.bmp.bitmapDataLength = Stream_GetPosition(s);
|
|
cmd.bmp.bitmapData = Stream_Buffer(s);
|
|
first = TRUE;
|
|
last = TRUE;
|
|
|
|
if (!encoder->frameAck)
|
|
IFCALLRET(update->SurfaceBits, ret, update->context, &cmd);
|
|
else
|
|
IFCALLRET(update->SurfaceFrameBits, ret, update->context, &cmd, first, last, frameId);
|
|
|
|
if (!ret)
|
|
{
|
|
WLog_ERR(TAG, "Send surface bits(NSCodec) failed");
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return TRUE on success
|
|
*/
|
|
static BOOL shadow_client_send_bitmap_update(rdpShadowClient* client, BYTE* pSrcData, int nSrcStep,
|
|
int nXSrc, int nYSrc, int nWidth, int nHeight)
|
|
{
|
|
BOOL ret = TRUE;
|
|
BYTE* data;
|
|
BYTE* buffer;
|
|
size_t k;
|
|
int yIdx, xIdx;
|
|
int rows, cols;
|
|
UINT32 DstSize;
|
|
UINT32 SrcFormat;
|
|
BITMAP_DATA* bitmap;
|
|
rdpUpdate* update;
|
|
rdpContext* context = (rdpContext*)client;
|
|
rdpSettings* settings;
|
|
UINT32 maxUpdateSize;
|
|
UINT32 totalBitmapSize;
|
|
UINT32 updateSizeEstimate;
|
|
BITMAP_DATA* bitmapData;
|
|
BITMAP_UPDATE bitmapUpdate;
|
|
rdpShadowEncoder* encoder;
|
|
|
|
if (!context || !pSrcData)
|
|
return FALSE;
|
|
|
|
update = context->update;
|
|
settings = context->settings;
|
|
encoder = client->encoder;
|
|
|
|
if (!update || !settings || !encoder)
|
|
return FALSE;
|
|
|
|
maxUpdateSize = settings->MultifragMaxRequestSize;
|
|
|
|
if (settings->ColorDepth < 32)
|
|
{
|
|
if (shadow_encoder_prepare(encoder, FREERDP_CODEC_INTERLEAVED) < 0)
|
|
{
|
|
WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_INTERLEAVED");
|
|
return FALSE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (shadow_encoder_prepare(encoder, FREERDP_CODEC_PLANAR) < 0)
|
|
{
|
|
WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_PLANAR");
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
SrcFormat = PIXEL_FORMAT_BGRX32;
|
|
|
|
if ((nXSrc % 4) != 0)
|
|
{
|
|
nWidth += (nXSrc % 4);
|
|
nXSrc -= (nXSrc % 4);
|
|
}
|
|
|
|
if ((nYSrc % 4) != 0)
|
|
{
|
|
nHeight += (nYSrc % 4);
|
|
nYSrc -= (nYSrc % 4);
|
|
}
|
|
|
|
rows = (nHeight / 64) + ((nHeight % 64) ? 1 : 0);
|
|
cols = (nWidth / 64) + ((nWidth % 64) ? 1 : 0);
|
|
k = 0;
|
|
totalBitmapSize = 0;
|
|
bitmapUpdate.count = bitmapUpdate.number = rows * cols;
|
|
|
|
if (!(bitmapData = (BITMAP_DATA*)calloc(bitmapUpdate.number, sizeof(BITMAP_DATA))))
|
|
return FALSE;
|
|
|
|
bitmapUpdate.rectangles = bitmapData;
|
|
|
|
if ((nWidth % 4) != 0)
|
|
{
|
|
nWidth += (4 - (nWidth % 4));
|
|
}
|
|
|
|
if ((nHeight % 4) != 0)
|
|
{
|
|
nHeight += (4 - (nHeight % 4));
|
|
}
|
|
|
|
for (yIdx = 0; yIdx < rows; yIdx++)
|
|
{
|
|
for (xIdx = 0; xIdx < cols; xIdx++)
|
|
{
|
|
bitmap = &bitmapData[k];
|
|
bitmap->width = 64;
|
|
bitmap->height = 64;
|
|
bitmap->destLeft = nXSrc + (xIdx * 64);
|
|
bitmap->destTop = nYSrc + (yIdx * 64);
|
|
|
|
if ((INT64)(bitmap->destLeft + bitmap->width) > (nXSrc + nWidth))
|
|
bitmap->width = (UINT32)(nXSrc + nWidth) - bitmap->destLeft;
|
|
|
|
if ((INT64)(bitmap->destTop + bitmap->height) > (nYSrc + nHeight))
|
|
bitmap->height = (UINT32)(nYSrc + nHeight) - bitmap->destTop;
|
|
|
|
bitmap->destRight = bitmap->destLeft + bitmap->width - 1;
|
|
bitmap->destBottom = bitmap->destTop + bitmap->height - 1;
|
|
bitmap->compressed = TRUE;
|
|
|
|
if ((bitmap->width < 4) || (bitmap->height < 4))
|
|
continue;
|
|
|
|
if (settings->ColorDepth < 32)
|
|
{
|
|
int bitsPerPixel = settings->ColorDepth;
|
|
int bytesPerPixel = (bitsPerPixel + 7) / 8;
|
|
DstSize = 64 * 64 * 4;
|
|
buffer = encoder->grid[k];
|
|
interleaved_compress(encoder->interleaved, buffer, &DstSize, bitmap->width,
|
|
bitmap->height, pSrcData, SrcFormat, nSrcStep,
|
|
bitmap->destLeft, bitmap->destTop, NULL, bitsPerPixel);
|
|
bitmap->bitmapDataStream = buffer;
|
|
bitmap->bitmapLength = DstSize;
|
|
bitmap->bitsPerPixel = bitsPerPixel;
|
|
bitmap->cbScanWidth = bitmap->width * bytesPerPixel;
|
|
bitmap->cbUncompressedSize = bitmap->width * bitmap->height * bytesPerPixel;
|
|
}
|
|
else
|
|
{
|
|
UINT32 dstSize;
|
|
buffer = encoder->grid[k];
|
|
data = &pSrcData[(bitmap->destTop * nSrcStep) + (bitmap->destLeft * 4)];
|
|
buffer =
|
|
freerdp_bitmap_compress_planar(encoder->planar, data, SrcFormat, bitmap->width,
|
|
bitmap->height, nSrcStep, buffer, &dstSize);
|
|
bitmap->bitmapDataStream = buffer;
|
|
bitmap->bitmapLength = dstSize;
|
|
bitmap->bitsPerPixel = 32;
|
|
bitmap->cbScanWidth = bitmap->width * 4;
|
|
bitmap->cbUncompressedSize = bitmap->width * bitmap->height * 4;
|
|
}
|
|
|
|
bitmap->cbCompFirstRowSize = 0;
|
|
bitmap->cbCompMainBodySize = bitmap->bitmapLength;
|
|
totalBitmapSize += bitmap->bitmapLength;
|
|
k++;
|
|
}
|
|
}
|
|
|
|
bitmapUpdate.count = bitmapUpdate.number = k;
|
|
updateSizeEstimate = totalBitmapSize + (k * bitmapUpdate.count) + 16;
|
|
|
|
if (updateSizeEstimate > maxUpdateSize)
|
|
{
|
|
UINT32 i, j;
|
|
UINT32 updateSize;
|
|
UINT32 newUpdateSize;
|
|
BITMAP_DATA* fragBitmapData = NULL;
|
|
|
|
if (k > 0)
|
|
fragBitmapData = (BITMAP_DATA*)calloc(k, sizeof(BITMAP_DATA));
|
|
|
|
if (!fragBitmapData)
|
|
{
|
|
WLog_ERR(TAG, "Failed to allocate memory for fragBitmapData");
|
|
ret = FALSE;
|
|
goto out;
|
|
}
|
|
|
|
bitmapUpdate.rectangles = fragBitmapData;
|
|
i = j = 0;
|
|
updateSize = 1024;
|
|
|
|
while (i < k)
|
|
{
|
|
newUpdateSize = updateSize + (bitmapData[i].bitmapLength + 16);
|
|
|
|
if (newUpdateSize < maxUpdateSize)
|
|
{
|
|
CopyMemory(&fragBitmapData[j++], &bitmapData[i++], sizeof(BITMAP_DATA));
|
|
updateSize = newUpdateSize;
|
|
}
|
|
|
|
if ((newUpdateSize >= maxUpdateSize) || (i + 1) >= k)
|
|
{
|
|
bitmapUpdate.count = bitmapUpdate.number = j;
|
|
IFCALLRET(update->BitmapUpdate, ret, context, &bitmapUpdate);
|
|
|
|
if (!ret)
|
|
{
|
|
WLog_ERR(TAG, "BitmapUpdate failed");
|
|
break;
|
|
}
|
|
|
|
updateSize = 1024;
|
|
j = 0;
|
|
}
|
|
}
|
|
|
|
free(fragBitmapData);
|
|
}
|
|
else
|
|
{
|
|
IFCALLRET(update->BitmapUpdate, ret, context, &bitmapUpdate);
|
|
|
|
if (!ret)
|
|
{
|
|
WLog_ERR(TAG, "BitmapUpdate failed");
|
|
}
|
|
}
|
|
|
|
out:
|
|
free(bitmapData);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
*
|
|
* @return TRUE on success (or nothing need to be updated)
|
|
*/
|
|
static BOOL shadow_client_send_surface_update(rdpShadowClient* client, SHADOW_GFX_STATUS* pStatus)
|
|
{
|
|
BOOL ret = TRUE;
|
|
int nXSrc, nYSrc;
|
|
int nWidth, nHeight;
|
|
rdpContext* context = (rdpContext*)client;
|
|
rdpSettings* settings;
|
|
rdpShadowServer* server;
|
|
rdpShadowSurface* surface;
|
|
REGION16 invalidRegion;
|
|
RECTANGLE_16 surfaceRect;
|
|
const RECTANGLE_16* extents;
|
|
BYTE* pSrcData;
|
|
int nSrcStep;
|
|
UINT32 index;
|
|
UINT32 numRects = 0;
|
|
const RECTANGLE_16* rects;
|
|
|
|
if (!context || !pStatus)
|
|
return FALSE;
|
|
|
|
settings = context->settings;
|
|
server = client->server;
|
|
|
|
if (!settings || !server)
|
|
return FALSE;
|
|
|
|
surface = client->inLobby ? server->lobby : server->surface;
|
|
|
|
if (!surface)
|
|
return FALSE;
|
|
|
|
EnterCriticalSection(&(client->lock));
|
|
region16_init(&invalidRegion);
|
|
region16_copy(&invalidRegion, &(client->invalidRegion));
|
|
region16_clear(&(client->invalidRegion));
|
|
LeaveCriticalSection(&(client->lock));
|
|
|
|
EnterCriticalSection(&surface->lock);
|
|
rects = region16_rects(&(surface->invalidRegion), &numRects);
|
|
|
|
for (index = 0; index < numRects; index++)
|
|
region16_union_rect(&invalidRegion, &invalidRegion, &rects[index]);
|
|
|
|
surfaceRect.left = 0;
|
|
surfaceRect.top = 0;
|
|
surfaceRect.right = surface->width;
|
|
surfaceRect.bottom = surface->height;
|
|
region16_intersect_rect(&invalidRegion, &invalidRegion, &surfaceRect);
|
|
|
|
if (server->shareSubRect)
|
|
{
|
|
region16_intersect_rect(&invalidRegion, &invalidRegion, &(server->subRect));
|
|
}
|
|
|
|
if (region16_is_empty(&invalidRegion))
|
|
{
|
|
/* No image region need to be updated. Success */
|
|
goto out;
|
|
}
|
|
|
|
extents = region16_extents(&invalidRegion);
|
|
nXSrc = extents->left;
|
|
nYSrc = extents->top;
|
|
nWidth = extents->right - extents->left;
|
|
nHeight = extents->bottom - extents->top;
|
|
pSrcData = surface->data;
|
|
nSrcStep = surface->scanline;
|
|
|
|
/* Move to new pSrcData / nXSrc / nYSrc according to sub rect */
|
|
if (server->shareSubRect)
|
|
{
|
|
int subX, subY;
|
|
subX = server->subRect.left;
|
|
subY = server->subRect.top;
|
|
nXSrc -= subX;
|
|
nYSrc -= subY;
|
|
pSrcData = &pSrcData[(subY * nSrcStep) + (subX * 4)];
|
|
}
|
|
|
|
// WLog_INFO(TAG, "shadow_client_send_surface_update: x: %d y: %d width: %d height: %d right: %d
|
|
// bottom: %d", nXSrc, nYSrc, nWidth, nHeight, nXSrc + nWidth, nYSrc + nHeight);
|
|
|
|
if (settings->SupportGraphicsPipeline && settings->GfxH264 && pStatus->gfxOpened)
|
|
{
|
|
/* GFX/h264 always full screen encoded */
|
|
nWidth = settings->DesktopWidth;
|
|
nHeight = settings->DesktopHeight;
|
|
|
|
/* Create primary surface if have not */
|
|
if (!pStatus->gfxSurfaceCreated)
|
|
{
|
|
/* Only init surface when we have h264 supported */
|
|
if (!(ret = shadow_client_rdpgfx_reset_graphic(client)))
|
|
goto out;
|
|
|
|
if (!(ret = shadow_client_rdpgfx_new_surface(client)))
|
|
goto out;
|
|
|
|
pStatus->gfxSurfaceCreated = TRUE;
|
|
}
|
|
|
|
ret = shadow_client_send_surface_gfx(client, pSrcData, nSrcStep, 0, 0, nWidth, nHeight);
|
|
}
|
|
else if (settings->RemoteFxCodec || settings->NSCodec)
|
|
{
|
|
ret = shadow_client_send_surface_bits(client, pSrcData, nSrcStep, nXSrc, nYSrc, nWidth,
|
|
nHeight);
|
|
}
|
|
else
|
|
{
|
|
ret = shadow_client_send_bitmap_update(client, pSrcData, nSrcStep, nXSrc, nYSrc, nWidth,
|
|
nHeight);
|
|
}
|
|
|
|
out:
|
|
LeaveCriticalSection(&surface->lock);
|
|
region16_uninit(&invalidRegion);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
* Notify client for resize. The new desktop width/height
|
|
* should have already been updated in rdpSettings.
|
|
*
|
|
* @return TRUE on success
|
|
*/
|
|
static BOOL shadow_client_send_resize(rdpShadowClient* client, SHADOW_GFX_STATUS* pStatus)
|
|
{
|
|
rdpContext* context = (rdpContext*)client;
|
|
rdpSettings* settings;
|
|
freerdp_peer* peer;
|
|
|
|
if (!context || !pStatus)
|
|
return FALSE;
|
|
|
|
peer = context->peer;
|
|
settings = context->settings;
|
|
|
|
if (!peer || !settings)
|
|
return FALSE;
|
|
|
|
/**
|
|
* Unset client activated flag to avoid sending update message during
|
|
* resize. DesktopResize will reactive the client and
|
|
* shadow_client_activate would be invoked later.
|
|
*/
|
|
client->activated = FALSE;
|
|
|
|
/* Close Gfx surfaces */
|
|
if (pStatus->gfxSurfaceCreated)
|
|
{
|
|
if (!shadow_client_rdpgfx_release_surface(client))
|
|
return FALSE;
|
|
|
|
pStatus->gfxSurfaceCreated = FALSE;
|
|
}
|
|
|
|
/* Send Resize */
|
|
if (!peer->update->DesktopResize(peer->update->context))
|
|
{
|
|
WLog_ERR(TAG, "DesktopResize failed");
|
|
return FALSE;
|
|
}
|
|
|
|
/* Clear my invalidRegion. shadow_client_activate refreshes fullscreen */
|
|
EnterCriticalSection(&(client->lock));
|
|
region16_clear(&(client->invalidRegion));
|
|
LeaveCriticalSection(&(client->lock));
|
|
WLog_INFO(TAG, "Client from %s is resized (%" PRIu32 "x%" PRIu32 "@%" PRIu32 ")",
|
|
peer->hostname, settings->DesktopWidth, settings->DesktopHeight,
|
|
settings->ColorDepth);
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
* Mark invalid region for client
|
|
*
|
|
* @return TRUE on success
|
|
*/
|
|
static BOOL shadow_client_surface_update(rdpShadowClient* client, REGION16* region)
|
|
{
|
|
UINT32 numRects = 0;
|
|
const RECTANGLE_16* rects;
|
|
rects = region16_rects(region, &numRects);
|
|
shadow_client_mark_invalid(client, numRects, rects);
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* Function description
|
|
* Only union invalid region from server surface
|
|
*
|
|
* @return TRUE on success
|
|
*/
|
|
static INLINE BOOL shadow_client_no_surface_update(rdpShadowClient* client,
|
|
SHADOW_GFX_STATUS* pStatus)
|
|
{
|
|
rdpShadowServer* server;
|
|
rdpShadowSurface* surface;
|
|
WINPR_UNUSED(pStatus);
|
|
server = client->server;
|
|
surface = client->inLobby ? server->lobby : server->surface;
|
|
return shadow_client_surface_update(client, &(surface->invalidRegion));
|
|
}
|
|
|
|
static int shadow_client_subsystem_process_message(rdpShadowClient* client, wMessage* message)
|
|
{
|
|
rdpContext* context = (rdpContext*)client;
|
|
rdpUpdate* update = context->update;
|
|
|
|
/* FIXME: the pointer updates appear to be broken when used with bulk compression and mstsc */
|
|
|
|
switch (message->id)
|
|
{
|
|
case SHADOW_MSG_OUT_POINTER_POSITION_UPDATE_ID:
|
|
{
|
|
POINTER_POSITION_UPDATE pointerPosition;
|
|
SHADOW_MSG_OUT_POINTER_POSITION_UPDATE* msg =
|
|
(SHADOW_MSG_OUT_POINTER_POSITION_UPDATE*)message->wParam;
|
|
pointerPosition.xPos = msg->xPos;
|
|
pointerPosition.yPos = msg->yPos;
|
|
|
|
if (client->server->shareSubRect)
|
|
{
|
|
pointerPosition.xPos -= client->server->subRect.left;
|
|
pointerPosition.yPos -= client->server->subRect.top;
|
|
}
|
|
|
|
if (client->activated)
|
|
{
|
|
if ((msg->xPos != client->pointerX) || (msg->yPos != client->pointerY))
|
|
{
|
|
IFCALL(update->pointer->PointerPosition, context, &pointerPosition);
|
|
client->pointerX = msg->xPos;
|
|
client->pointerY = msg->yPos;
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE_ID:
|
|
{
|
|
POINTER_NEW_UPDATE pointerNew;
|
|
POINTER_COLOR_UPDATE* pointerColor;
|
|
POINTER_CACHED_UPDATE pointerCached;
|
|
SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE* msg =
|
|
(SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE*)message->wParam;
|
|
ZeroMemory(&pointerNew, sizeof(POINTER_NEW_UPDATE));
|
|
pointerNew.xorBpp = 24;
|
|
pointerColor = &(pointerNew.colorPtrAttr);
|
|
pointerColor->cacheIndex = 0;
|
|
pointerColor->xPos = msg->xHot;
|
|
pointerColor->yPos = msg->yHot;
|
|
pointerColor->width = msg->width;
|
|
pointerColor->height = msg->height;
|
|
pointerColor->lengthAndMask = msg->lengthAndMask;
|
|
pointerColor->lengthXorMask = msg->lengthXorMask;
|
|
pointerColor->xorMaskData = msg->xorMaskData;
|
|
pointerColor->andMaskData = msg->andMaskData;
|
|
pointerCached.cacheIndex = pointerColor->cacheIndex;
|
|
|
|
if (client->activated)
|
|
{
|
|
IFCALL(update->pointer->PointerNew, context, &pointerNew);
|
|
IFCALL(update->pointer->PointerCached, context, &pointerCached);
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case SHADOW_MSG_OUT_AUDIO_OUT_SAMPLES_ID:
|
|
{
|
|
SHADOW_MSG_OUT_AUDIO_OUT_SAMPLES* msg =
|
|
(SHADOW_MSG_OUT_AUDIO_OUT_SAMPLES*)message->wParam;
|
|
|
|
if (client->activated && client->rdpsnd && client->rdpsnd->Activated)
|
|
{
|
|
client->rdpsnd->src_format = msg->audio_format;
|
|
IFCALL(client->rdpsnd->SendSamples, client->rdpsnd, msg->buf, msg->nFrames,
|
|
msg->wTimestamp);
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case SHADOW_MSG_OUT_AUDIO_OUT_VOLUME_ID:
|
|
{
|
|
SHADOW_MSG_OUT_AUDIO_OUT_VOLUME* msg =
|
|
(SHADOW_MSG_OUT_AUDIO_OUT_VOLUME*)message->wParam;
|
|
|
|
if (client->activated && client->rdpsnd && client->rdpsnd->Activated)
|
|
{
|
|
IFCALL(client->rdpsnd->SetVolume, client->rdpsnd, msg->left, msg->right);
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
WLog_ERR(TAG, "Unknown message id: %" PRIu32 "", message->id);
|
|
break;
|
|
}
|
|
|
|
shadow_client_free_queued_message(message);
|
|
return 1;
|
|
}
|
|
|
|
static DWORD WINAPI shadow_client_thread(LPVOID arg)
|
|
{
|
|
rdpShadowClient* client = (rdpShadowClient*)arg;
|
|
DWORD status;
|
|
DWORD nCount;
|
|
wMessage message;
|
|
wMessage pointerPositionMsg;
|
|
wMessage pointerAlphaMsg;
|
|
wMessage audioVolumeMsg;
|
|
HANDLE events[32];
|
|
HANDLE ChannelEvent;
|
|
void* UpdateSubscriber;
|
|
HANDLE UpdateEvent;
|
|
freerdp_peer* peer;
|
|
rdpContext* context;
|
|
rdpSettings* settings;
|
|
rdpShadowServer* server;
|
|
rdpShadowSubsystem* subsystem;
|
|
wMessageQueue* MsgQueue = client->MsgQueue;
|
|
/* This should only be visited in client thread */
|
|
SHADOW_GFX_STATUS gfxstatus;
|
|
gfxstatus.gfxOpened = FALSE;
|
|
gfxstatus.gfxSurfaceCreated = FALSE;
|
|
server = client->server;
|
|
subsystem = server->subsystem;
|
|
context = (rdpContext*)client;
|
|
peer = context->peer;
|
|
settings = peer->settings;
|
|
peer->Capabilities = shadow_client_capabilities;
|
|
peer->PostConnect = shadow_client_post_connect;
|
|
peer->Activate = shadow_client_activate;
|
|
peer->Logon = shadow_client_logon;
|
|
shadow_input_register_callbacks(peer->input);
|
|
peer->Initialize(peer);
|
|
peer->update->RefreshRect = shadow_client_refresh_rect;
|
|
peer->update->SuppressOutput = shadow_client_suppress_output;
|
|
peer->update->SurfaceFrameAcknowledge = shadow_client_surface_frame_acknowledge;
|
|
|
|
if ((!client->vcm) || (!subsystem->updateEvent))
|
|
goto out;
|
|
|
|
UpdateSubscriber = shadow_multiclient_get_subscriber(subsystem->updateEvent);
|
|
|
|
if (!UpdateSubscriber)
|
|
goto out;
|
|
|
|
UpdateEvent = shadow_multiclient_getevent(UpdateSubscriber);
|
|
ChannelEvent = WTSVirtualChannelManagerGetEventHandle(client->vcm);
|
|
|
|
while (1)
|
|
{
|
|
nCount = 0;
|
|
events[nCount++] = UpdateEvent;
|
|
{
|
|
DWORD tmp = peer->GetEventHandles(peer, &events[nCount], 64 - nCount);
|
|
|
|
if (tmp == 0)
|
|
{
|
|
WLog_ERR(TAG, "Failed to get FreeRDP transport event handles");
|
|
goto fail;
|
|
}
|
|
|
|
nCount += tmp;
|
|
}
|
|
events[nCount++] = ChannelEvent;
|
|
events[nCount++] = MessageQueue_Event(MsgQueue);
|
|
status = WaitForMultipleObjects(nCount, events, FALSE, INFINITE);
|
|
|
|
if (status == WAIT_FAILED)
|
|
goto fail;
|
|
|
|
if (WaitForSingleObject(UpdateEvent, 0) == WAIT_OBJECT_0)
|
|
{
|
|
/* The UpdateEvent means to start sending current frame. It is
|
|
* triggered from subsystem implementation and it should ensure
|
|
* that the screen and primary surface meta data (width, height,
|
|
* scanline, invalid region, etc) is not changed until it is reset
|
|
* (at shadow_multiclient_consume). As best practice, subsystem
|
|
* implementation should invoke shadow_subsystem_frame_update which
|
|
* triggers the event and then wait for completion */
|
|
if (client->activated && !client->suppressOutput)
|
|
{
|
|
/* Send screen update or resize to this client */
|
|
|
|
/* Check resize */
|
|
if (shadow_client_recalc_desktop_size(client))
|
|
{
|
|
/* Screen size changed, do resize */
|
|
if (!shadow_client_send_resize(client, &gfxstatus))
|
|
{
|
|
WLog_ERR(TAG, "Failed to send resize message");
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* Send frame */
|
|
if (!shadow_client_send_surface_update(client, &gfxstatus))
|
|
{
|
|
WLog_ERR(TAG, "Failed to send surface update");
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* Our client don't receive graphic updates. Just save the invalid region */
|
|
if (!shadow_client_no_surface_update(client, &gfxstatus))
|
|
{
|
|
WLog_ERR(TAG, "Failed to handle surface update");
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* The return value of shadow_multiclient_consume is whether or not
|
|
* the subscriber really consumes the event. It's not cared currently.
|
|
*/
|
|
(void)shadow_multiclient_consume(UpdateSubscriber);
|
|
}
|
|
|
|
if (!peer->CheckFileDescriptor(peer))
|
|
{
|
|
WLog_ERR(TAG, "Failed to check FreeRDP file descriptor");
|
|
goto fail;
|
|
}
|
|
else
|
|
{
|
|
if (WTSVirtualChannelManagerIsChannelJoined(client->vcm, "drdynvc"))
|
|
{
|
|
switch (WTSVirtualChannelManagerGetDrdynvcState(client->vcm))
|
|
{
|
|
/* Dynamic channel status may have been changed after processing */
|
|
case DRDYNVC_STATE_NONE:
|
|
|
|
/* Call this routine to Initialize drdynvc channel */
|
|
if (!WTSVirtualChannelManagerCheckFileDescriptor(client->vcm))
|
|
{
|
|
WLog_ERR(TAG, "Failed to initialize drdynvc channel");
|
|
goto fail;
|
|
}
|
|
|
|
break;
|
|
|
|
case DRDYNVC_STATE_READY:
|
|
if (client->audin &&
|
|
!IFCALLRESULT(TRUE, client->audin->IsOpen, client->audin))
|
|
{
|
|
if (!IFCALLRESULT(FALSE, client->audin->Open, client->audin))
|
|
{
|
|
WLog_ERR(TAG, "Failed to initialize audin channel");
|
|
goto fail;
|
|
}
|
|
}
|
|
|
|
/* Init RDPGFX dynamic channel */
|
|
if (settings->SupportGraphicsPipeline && client->rdpgfx &&
|
|
!gfxstatus.gfxOpened)
|
|
{
|
|
client->rdpgfx->FrameAcknowledge =
|
|
shadow_client_rdpgfx_frame_acknowledge;
|
|
client->rdpgfx->CapsAdvertise = shadow_client_rdpgfx_caps_advertise;
|
|
|
|
if (!client->rdpgfx->Open(client->rdpgfx))
|
|
{
|
|
WLog_WARN(TAG, "Failed to open GraphicsPipeline");
|
|
settings->SupportGraphicsPipeline = FALSE;
|
|
}
|
|
|
|
gfxstatus.gfxOpened = TRUE;
|
|
WLog_INFO(TAG, "Gfx Pipeline Opened");
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (WaitForSingleObject(ChannelEvent, 0) == WAIT_OBJECT_0)
|
|
{
|
|
if (!WTSVirtualChannelManagerCheckFileDescriptor(client->vcm))
|
|
{
|
|
WLog_ERR(TAG, "WTSVirtualChannelManagerCheckFileDescriptor failure");
|
|
goto fail;
|
|
}
|
|
}
|
|
|
|
if (WaitForSingleObject(MessageQueue_Event(MsgQueue), 0) == WAIT_OBJECT_0)
|
|
{
|
|
/* Drain messages. Pointer update could be accumulated. */
|
|
pointerPositionMsg.id = 0;
|
|
pointerPositionMsg.Free = NULL;
|
|
pointerAlphaMsg.id = 0;
|
|
pointerAlphaMsg.Free = NULL;
|
|
audioVolumeMsg.id = 0;
|
|
audioVolumeMsg.Free = NULL;
|
|
|
|
while (MessageQueue_Peek(MsgQueue, &message, TRUE))
|
|
{
|
|
if (message.id == WMQ_QUIT)
|
|
{
|
|
break;
|
|
}
|
|
|
|
switch (message.id)
|
|
{
|
|
case SHADOW_MSG_OUT_POINTER_POSITION_UPDATE_ID:
|
|
/* Abandon previous message */
|
|
shadow_client_free_queued_message(&pointerPositionMsg);
|
|
CopyMemory(&pointerPositionMsg, &message, sizeof(wMessage));
|
|
break;
|
|
|
|
case SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE_ID:
|
|
/* Abandon previous message */
|
|
shadow_client_free_queued_message(&pointerAlphaMsg);
|
|
CopyMemory(&pointerAlphaMsg, &message, sizeof(wMessage));
|
|
break;
|
|
|
|
case SHADOW_MSG_OUT_AUDIO_OUT_VOLUME_ID:
|
|
/* Abandon previous message */
|
|
shadow_client_free_queued_message(&audioVolumeMsg);
|
|
CopyMemory(&audioVolumeMsg, &message, sizeof(wMessage));
|
|
break;
|
|
|
|
default:
|
|
shadow_client_subsystem_process_message(client, &message);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (message.id == WMQ_QUIT)
|
|
{
|
|
/* Release stored message */
|
|
shadow_client_free_queued_message(&pointerPositionMsg);
|
|
shadow_client_free_queued_message(&pointerAlphaMsg);
|
|
shadow_client_free_queued_message(&audioVolumeMsg);
|
|
goto fail;
|
|
}
|
|
else
|
|
{
|
|
/* Process accumulated messages if needed */
|
|
if (pointerPositionMsg.id)
|
|
{
|
|
shadow_client_subsystem_process_message(client, &pointerPositionMsg);
|
|
}
|
|
|
|
if (pointerAlphaMsg.id)
|
|
{
|
|
shadow_client_subsystem_process_message(client, &pointerAlphaMsg);
|
|
}
|
|
|
|
if (audioVolumeMsg.id)
|
|
{
|
|
shadow_client_subsystem_process_message(client, &audioVolumeMsg);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
fail:
|
|
|
|
/* Free channels early because we establish channels in post connect */
|
|
if (client->audin && !IFCALLRESULT(TRUE, client->audin->IsOpen, client->audin))
|
|
{
|
|
if (!IFCALLRESULT(FALSE, client->audin->Close, client->audin))
|
|
{
|
|
WLog_WARN(TAG, "AUDIN shutdown failure!");
|
|
}
|
|
}
|
|
|
|
if (gfxstatus.gfxOpened)
|
|
{
|
|
if (gfxstatus.gfxSurfaceCreated)
|
|
{
|
|
if (!shadow_client_rdpgfx_release_surface(client))
|
|
WLog_WARN(TAG, "GFX release surface failure!");
|
|
}
|
|
|
|
(void)client->rdpgfx->Close(client->rdpgfx);
|
|
}
|
|
|
|
shadow_client_channels_free(client);
|
|
|
|
if (UpdateSubscriber)
|
|
{
|
|
shadow_multiclient_release_subscriber(UpdateSubscriber);
|
|
UpdateSubscriber = NULL;
|
|
}
|
|
|
|
if (peer->connected && subsystem->ClientDisconnect)
|
|
{
|
|
subsystem->ClientDisconnect(subsystem, client);
|
|
}
|
|
|
|
out:
|
|
peer->Disconnect(peer);
|
|
freerdp_peer_context_free(peer);
|
|
freerdp_peer_free(peer);
|
|
ExitThread(0);
|
|
return 0;
|
|
}
|
|
|
|
BOOL shadow_client_accepted(freerdp_listener* listener, freerdp_peer* peer)
|
|
{
|
|
rdpShadowClient* client;
|
|
rdpShadowServer* server;
|
|
|
|
if (!listener || !peer)
|
|
return FALSE;
|
|
|
|
server = (rdpShadowServer*)listener->info;
|
|
peer->ContextExtra = (void*)server;
|
|
peer->ContextSize = sizeof(rdpShadowClient);
|
|
peer->ContextNew = (psPeerContextNew)shadow_client_context_new;
|
|
peer->ContextFree = (psPeerContextFree)shadow_client_context_free;
|
|
peer->settings = freerdp_settings_clone(server->settings);
|
|
|
|
if (!freerdp_peer_context_new(peer))
|
|
return FALSE;
|
|
|
|
client = (rdpShadowClient*)peer->context;
|
|
|
|
if (!(client->thread = CreateThread(NULL, 0, shadow_client_thread, client, 0, NULL)))
|
|
{
|
|
freerdp_peer_context_free(peer);
|
|
return FALSE;
|
|
}
|
|
else
|
|
{
|
|
/* Close the thread handle to make it detached. */
|
|
CloseHandle(client->thread);
|
|
client->thread = NULL;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void shadow_msg_out_addref(wMessage* message)
|
|
{
|
|
SHADOW_MSG_OUT* msg = (SHADOW_MSG_OUT*)message->wParam;
|
|
InterlockedIncrement(&(msg->refCount));
|
|
}
|
|
|
|
static void shadow_msg_out_release(wMessage* message)
|
|
{
|
|
SHADOW_MSG_OUT* msg = (SHADOW_MSG_OUT*)message->wParam;
|
|
|
|
if (InterlockedDecrement(&(msg->refCount)) <= 0)
|
|
{
|
|
if (msg->Free)
|
|
msg->Free(message->id, msg);
|
|
}
|
|
}
|
|
|
|
static BOOL shadow_client_dispatch_msg(rdpShadowClient* client, wMessage* message)
|
|
{
|
|
if (!client || !message)
|
|
return FALSE;
|
|
|
|
/* Add reference when it is posted */
|
|
shadow_msg_out_addref(message);
|
|
|
|
if (MessageQueue_Dispatch(client->MsgQueue, message))
|
|
return TRUE;
|
|
else
|
|
{
|
|
/* Release the reference since post failed */
|
|
shadow_msg_out_release(message);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
BOOL shadow_client_post_msg(rdpShadowClient* client, void* context, UINT32 type,
|
|
SHADOW_MSG_OUT* msg, void* lParam)
|
|
{
|
|
wMessage message = { 0 };
|
|
message.context = context;
|
|
message.id = type;
|
|
message.wParam = (void*)msg;
|
|
message.lParam = lParam;
|
|
message.Free = shadow_msg_out_release;
|
|
return shadow_client_dispatch_msg(client, &message);
|
|
}
|
|
|
|
int shadow_client_boardcast_msg(rdpShadowServer* server, void* context, UINT32 type,
|
|
SHADOW_MSG_OUT* msg, void* lParam)
|
|
{
|
|
wMessage message = { 0 };
|
|
rdpShadowClient* client = NULL;
|
|
int count = 0;
|
|
size_t index = 0;
|
|
message.context = context;
|
|
message.id = type;
|
|
message.wParam = (void*)msg;
|
|
message.lParam = lParam;
|
|
message.Free = shadow_msg_out_release;
|
|
/* First add reference as we reference it in this function.
|
|
* Therefore it would not be free'ed during post. */
|
|
shadow_msg_out_addref(&message);
|
|
ArrayList_Lock(server->clients);
|
|
|
|
for (index = 0; index < ArrayList_Count(server->clients); index++)
|
|
{
|
|
client = (rdpShadowClient*)ArrayList_GetItem(server->clients, index);
|
|
|
|
if (shadow_client_dispatch_msg(client, &message))
|
|
{
|
|
count++;
|
|
}
|
|
}
|
|
|
|
ArrayList_Unlock(server->clients);
|
|
/* Release the reference for this function */
|
|
shadow_msg_out_release(&message);
|
|
return count;
|
|
}
|
|
|
|
int shadow_client_boardcast_quit(rdpShadowServer* server, int nExitCode)
|
|
{
|
|
wMessageQueue* queue = NULL;
|
|
int count = 0;
|
|
size_t index = 0;
|
|
ArrayList_Lock(server->clients);
|
|
|
|
for (index = 0; index < ArrayList_Count(server->clients); index++)
|
|
{
|
|
queue = ((rdpShadowClient*)ArrayList_GetItem(server->clients, index))->MsgQueue;
|
|
|
|
if (MessageQueue_PostQuit(queue, nExitCode))
|
|
{
|
|
count++;
|
|
}
|
|
}
|
|
|
|
ArrayList_Unlock(server->clients);
|
|
return count;
|
|
}
|