FreeRDP/channels/rdpdr/client/rdpdr_main.h
akallabeth 00b393c094 [channels,rdpdr] enforce client state checks
Keep track of client channel state and abort on invalid messages for a
certain state
2023-06-05 09:56:43 +02:00

102 lines
2.6 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Device Redirection Virtual Channel
*
* Copyright 2010-2011 Vic Lee
* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
* Copyright 2016 Inuvika Inc.
* Copyright 2016 David PHAM-VAN <d.phamvan@inuvika.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FREERDP_CHANNEL_RDPDR_CLIENT_MAIN_H
#define FREERDP_CHANNEL_RDPDR_CLIENT_MAIN_H
#include <winpr/crt.h>
#include <winpr/synch.h>
#include <winpr/thread.h>
#include <winpr/stream.h>
#include <winpr/collections.h>
#include <freerdp/api.h>
#include <freerdp/svc.h>
#include <freerdp/addin.h>
#include <freerdp/channels/rdpdr.h>
#include <freerdp/channels/log.h>
#ifdef __MACOSX__
#include <CoreServices/CoreServices.h>
#endif
enum RDPDR_CHANNEL_STATE
{
RDPDR_CHANNEL_STATE_INITIAL = 0,
RDPDR_CHANNEL_STATE_ANNOUNCE,
RDPDR_CHANNEL_STATE_ANNOUNCE_REPLY,
RDPDR_CHANNEL_STATE_NAME_REQUEST,
RDPDR_CHANNEL_STATE_SERVER_CAPS,
RDPDR_CHANNEL_STATE_CLIENT_CAPS,
RDPDR_CHANNEL_STATE_CLIENTID_CONFIRM,
RDPDR_CHANNEL_STATE_READY,
RDPDR_CHANNEL_STATE_USER_LOGGEDON
};
typedef struct
{
CHANNEL_DEF channelDef;
CHANNEL_ENTRY_POINTS_FREERDP_EX channelEntryPoints;
enum RDPDR_CHANNEL_STATE state;
HANDLE thread;
wStream* data_in;
void* InitHandle;
DWORD OpenHandle;
wMessageQueue* queue;
DEVMAN* devman;
BOOL ignoreInvalidDevices;
UINT16 serverVersionMajor;
UINT16 serverVersionMinor;
UINT16 clientVersionMajor;
UINT16 clientVersionMinor;
UINT32 clientID;
char computerName[256];
UINT32 sequenceId;
/* hotplug support */
HANDLE hotplugThread;
#ifdef _WIN32
HWND hotplug_wnd;
#endif
#ifdef __MACOSX__
CFRunLoopRef runLoop;
#endif
#ifndef _WIN32
HANDLE stopEvent;
#endif
rdpContext* rdpcontext;
wStreamPool* pool;
wLog* log;
} rdpdrPlugin;
BOOL rdpdr_state_advance(rdpdrPlugin* rdpdr, enum RDPDR_CHANNEL_STATE next);
UINT rdpdr_send(rdpdrPlugin* rdpdr, wStream* s);
#endif /* FREERDP_CHANNEL_RDPDR_CLIENT_MAIN_H */