FreeRDP/server/shadow/Win/win_rdp.c

441 lines
13 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
*
* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.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.
*/
#include <freerdp/config.h>
#include <winpr/crt.h>
#include <winpr/assert.h>
#include <winpr/print.h>
#include <winpr/assert.h>
#include <freerdp/log.h>
#include "win_rdp.h"
#define TAG SERVER_TAG("shadow.win")
static void shw_OnChannelConnectedEventHandler(void* context, const ChannelConnectedEventArgs* e)
{
shwContext* shw = (shwContext*)context;
WINPR_ASSERT(e);
WLog_INFO(TAG, "OnChannelConnected: %s", e->name);
}
static void shw_OnChannelDisconnectedEventHandler(void* context,
const ChannelDisconnectedEventArgs* e)
{
shwContext* shw = (shwContext*)context;
WINPR_ASSERT(e);
WLog_INFO(TAG, "OnChannelDisconnected: %s", e->name);
}
static BOOL shw_begin_paint(rdpContext* context)
{
shwContext* shw;
rdpGdi* gdi;
WINPR_ASSERT(context);
gdi = context->gdi;
WINPR_ASSERT(gdi);
shw = (shwContext*)context;
gdi->primary->hdc->hwnd->invalid->null = TRUE;
gdi->primary->hdc->hwnd->ninvalid = 0;
return TRUE;
}
static BOOL shw_end_paint(rdpContext* context)
{
int ninvalid;
HGDI_RGN cinvalid;
RECTANGLE_16 invalidRect;
rdpGdi* gdi = context->gdi;
shwContext* shw = (shwContext*)context;
winShadowSubsystem* subsystem = shw->subsystem;
rdpShadowSurface* surface = subsystem->base.server->surface;
ninvalid = gdi->primary->hdc->hwnd->ninvalid;
cinvalid = gdi->primary->hdc->hwnd->cinvalid;
for (int index = 0; index < ninvalid; index++)
{
invalidRect.left = cinvalid[index].x;
invalidRect.top = cinvalid[index].y;
invalidRect.right = cinvalid[index].x + cinvalid[index].w;
invalidRect.bottom = cinvalid[index].y + cinvalid[index].h;
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect);
}
SetEvent(subsystem->RdpUpdateEnterEvent);
WaitForSingleObject(subsystem->RdpUpdateLeaveEvent, INFINITE);
ResetEvent(subsystem->RdpUpdateLeaveEvent);
return TRUE;
}
BOOL shw_desktop_resize(rdpContext* context)
{
WLog_WARN(TAG, "Desktop resizing not implemented!");
return TRUE;
}
static BOOL shw_surface_frame_marker(rdpContext* context,
const SURFACE_FRAME_MARKER* surfaceFrameMarker)
{
shwContext* shw = (shwContext*)context;
return TRUE;
}
static BOOL shw_authenticate(freerdp* instance, char** username, char** password, char** domain)
{
WLog_WARN(TAG, "Authentication not implemented, access granted to everyone!");
return TRUE;
}
static int shw_verify_x509_certificate(freerdp* instance, const BYTE* data, size_t length,
const char* hostname, UINT16 port, DWORD flags)
{
WLog_WARN(TAG, "Certificate checks not implemented, access granted to everyone!");
return 1;
}
static void shw_OnConnectionResultEventHandler(void* context, const ConnectionResultEventArgs* e)
{
shwContext* shw = (shwContext*)context;
WINPR_ASSERT(e);
WLog_INFO(TAG, "OnConnectionResult: %d", e->result);
}
static BOOL shw_pre_connect(freerdp* instance)
{
shwContext* shw;
rdpContext* context = instance->context;
shw = (shwContext*)context;
PubSub_SubscribeConnectionResult(context->pubSub, shw_OnConnectionResultEventHandler);
PubSub_SubscribeChannelConnected(context->pubSub, shw_OnChannelConnectedEventHandler);
PubSub_SubscribeChannelDisconnected(context->pubSub, shw_OnChannelDisconnectedEventHandler);
return TRUE;
}
static BOOL shw_post_connect(freerdp* instance)
{
rdpGdi* gdi;
shwContext* shw;
rdpUpdate* update;
rdpSettings* settings;
WINPR_ASSERT(instance);
shw = (shwContext*)instance->context;
WINPR_ASSERT(shw);
update = instance->context->update;
WINPR_ASSERT(update);
settings = instance->context->settings;
WINPR_ASSERT(settings);
if (!gdi_init(instance, PIXEL_FORMAT_BGRX32))
return FALSE;
gdi = instance->context->gdi;
update->BeginPaint = shw_begin_paint;
update->EndPaint = shw_end_paint;
update->DesktopResize = shw_desktop_resize;
update->SurfaceFrameMarker = shw_surface_frame_marker;
return TRUE;
}
static DWORD WINAPI shw_client_thread(LPVOID arg)
{
int index;
BOOL bSuccess;
shwContext* shw;
rdpContext* context;
rdpChannels* channels;
freerdp* instance = (freerdp*)arg;
WINPR_ASSERT(instance);
context = (rdpContext*)instance->context;
WINPR_ASSERT(context);
shw = (shwContext*)context;
bSuccess = freerdp_connect(instance);
WLog_INFO(TAG, "freerdp_connect: %d", bSuccess);
if (!bSuccess)
{
ExitThread(0);
return 0;
}
channels = context->channels;
WINPR_ASSERT(channels);
while (1)
{
DWORD status;
HANDLE handles[MAXIMUM_WAIT_OBJECTS] = { 0 };
DWORD count = freerdp_get_event_handles(instance->context, handles, ARRAYSIZE(handles));
if ((count == 0) || (count == MAXIMUM_WAIT_OBJECTS))
{
WLog_ERR(TAG, "Failed to get FreeRDP event handles");
break;
}
handles[count++] = freerdp_channels_get_event_handle(instance);
if (MsgWaitForMultipleObjects(count, handles, FALSE, 1000, QS_ALLINPUT) == WAIT_FAILED)
{
WLog_ERR(TAG, "MsgWaitForMultipleObjects failure: 0x%08lX", GetLastError());
break;
}
if (!freerdp_check_fds(instance))
{
WLog_ERR(TAG, "Failed to check FreeRDP file descriptor");
break;
}
if (freerdp_shall_disconnect_context(instance->context))
{
break;
}
if (!freerdp_channels_check_fds(channels, instance))
{
WLog_ERR(TAG, "Failed to check channels file descriptor");
break;
}
}
freerdp_free(instance);
ExitThread(0);
return 0;
}
/**
* Client Interface
*/
static BOOL shw_freerdp_client_global_init(void)
{
return TRUE;
}
static void shw_freerdp_client_global_uninit(void)
{
}
static int shw_freerdp_client_start(rdpContext* context)
{
shwContext* shw;
freerdp* instance = context->instance;
shw = (shwContext*)context;
if (!(shw->common.thread = CreateThread(NULL, 0, shw_client_thread, instance, 0, NULL)))
{
WLog_ERR(TAG, "Failed to create thread");
return -1;
}
return 0;
}
static int shw_freerdp_client_stop(rdpContext* context)
{
shwContext* shw = (shwContext*)context;
SetEvent(shw->StopEvent);
return 0;
}
static BOOL shw_freerdp_client_new(freerdp* instance, rdpContext* context)
{
shwContext* shw;
rdpSettings* settings;
WINPR_ASSERT(instance);
WINPR_ASSERT(context);
shw = (shwContext*)instance->context;
WINPR_ASSERT(shw);
if (!(shw->StopEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
return FALSE;
instance->LoadChannels = freerdp_client_load_channels;
instance->PreConnect = shw_pre_connect;
instance->PostConnect = shw_post_connect;
instance->Authenticate = shw_authenticate;
instance->VerifyX509Certificate = shw_verify_x509_certificate;
settings = context->settings;
WINPR_ASSERT(settings);
shw->settings = settings;
if (!freerdp_settings_set_bool(settings, FreeRDP_AsyncChannels, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_AsyncUpdate, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_IgnoreCertificate, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_ExternalCertificateManagement, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_TlsSecurity, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_BitmapCacheEnabled, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_BitmapCacheV3Enabled, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_OffscreenSupportLevel, FALSE))
return FALSE;
if (!freerdp_settings_set_uint32(settings, FreeRDP_GlyphSupportLevel, GLYPH_SUPPORT_NONE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_BrushSupportLevel, FALSE))
return FALSE;
ZeroMemory(freerdp_settings_get_pointer_writable(settings, FreeRDP_OrderSupport), 32);
if (!freerdp_settings_set_bool(settings, FreeRDP_FrameMarkerCommandEnabled, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_SurfaceFrameMarkerEnabled, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_AltSecFrameMarkerSupport, TRUE))
return FALSE;
if (!freerdp_settings_set_uint32(settings, FreeRDP_ColorDepth, 32))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_NSCodec, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_RemoteFxCodec, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_FastPathInput, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_FastPathOutput, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_LargePointerFlag, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_CompressionEnabled, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_AutoReconnectionEnabled, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_NetworkAutoDetect, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_SupportHeartbeatPdu, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_SupportMultitransport, FALSE))
return FALSE;
if (!freerdp_settings_set_uint32(settings, FreeRDP_ConnectionType, CONNECTION_TYPE_LAN))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_AllowFontSmoothing, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_AllowDesktopComposition, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_DisableWallpaper, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_DisableFullWindowDrag, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_DisableMenuAnims, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_DisableThemes, FALSE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_DeviceRedirection, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_RedirectClipboard, TRUE))
return FALSE;
if (!freerdp_settings_set_bool(settings, FreeRDP_SupportDynamicChannels, TRUE))
return FALSE;
return TRUE;
}
static void shw_freerdp_client_free(freerdp* instance, rdpContext* context)
{
shwContext* shw = (shwContext*)instance->context;
}
int shw_RdpClientEntry(RDP_CLIENT_ENTRY_POINTS* pEntryPoints)
{
pEntryPoints->Version = 1;
pEntryPoints->Size = sizeof(RDP_CLIENT_ENTRY_POINTS_V1);
pEntryPoints->settings = NULL;
pEntryPoints->ContextSize = sizeof(shwContext);
pEntryPoints->GlobalInit = shw_freerdp_client_global_init;
pEntryPoints->GlobalUninit = shw_freerdp_client_global_uninit;
pEntryPoints->ClientNew = shw_freerdp_client_new;
pEntryPoints->ClientFree = shw_freerdp_client_free;
pEntryPoints->ClientStart = shw_freerdp_client_start;
pEntryPoints->ClientStop = shw_freerdp_client_stop;
return 0;
}
int win_shadow_rdp_init(winShadowSubsystem* subsystem)
{
rdpContext* context;
RDP_CLIENT_ENTRY_POINTS clientEntryPoints = { 0 };
clientEntryPoints.Size = sizeof(RDP_CLIENT_ENTRY_POINTS);
clientEntryPoints.Version = RDP_CLIENT_INTERFACE_VERSION;
shw_RdpClientEntry(&clientEntryPoints);
if (!(subsystem->RdpUpdateEnterEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
goto fail_enter_event;
if (!(subsystem->RdpUpdateLeaveEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
goto fail_leave_event;
if (!(context = freerdp_client_context_new(&clientEntryPoints)))
goto fail_context;
subsystem->shw = (shwContext*)context;
subsystem->shw->settings = context->settings;
subsystem->shw->subsystem = subsystem;
return 1;
fail_context:
CloseHandle(subsystem->RdpUpdateLeaveEvent);
fail_leave_event:
CloseHandle(subsystem->RdpUpdateEnterEvent);
fail_enter_event:
return -1;
}
int win_shadow_rdp_start(winShadowSubsystem* subsystem)
{
int status;
shwContext* shw = subsystem->shw;
rdpContext* context = (rdpContext*)shw;
status = freerdp_client_start(context);
return status;
}
int win_shadow_rdp_stop(winShadowSubsystem* subsystem)
{
int status;
shwContext* shw = subsystem->shw;
rdpContext* context = (rdpContext*)shw;
status = freerdp_client_stop(context);
return status;
}
int win_shadow_rdp_uninit(winShadowSubsystem* subsystem)
{
win_shadow_rdp_stop(subsystem);
return 1;
}