335 lines
9.2 KiB
C
335 lines
9.2 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Terminal Server Gateway (TSG)
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*
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* Copyright 2012 Fujitsu Technology Solutions GmbH
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* Copyright 2012 Dmitrij Jasnov <dmitrij.jasnov@ts.fujitsu.com>
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* Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FREERDP_CORE_TSG_H
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#define FREERDP_CORE_TSG_H
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typedef struct rdp_tsg rdpTsg;
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#include "rpc.h"
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#include "../transport.h"
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#include <winpr/rpc.h>
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#include <winpr/winpr.h>
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#include <winpr/wtypes.h>
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#include <winpr/synch.h>
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#include <winpr/error.h>
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#include <time.h>
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#include <freerdp/types.h>
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#include <freerdp/settings.h>
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#include <freerdp/log.h>
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enum _TSG_STATE
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{
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TSG_STATE_INITIAL,
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TSG_STATE_CONNECTED,
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TSG_STATE_AUTHORIZED,
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TSG_STATE_CHANNEL_CREATED,
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TSG_STATE_PIPE_CREATED,
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TSG_STATE_TUNNEL_CLOSE_PENDING,
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TSG_STATE_CHANNEL_CLOSE_PENDING,
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TSG_STATE_FINAL
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};
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typedef enum _TSG_STATE TSG_STATE;
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typedef WCHAR* RESOURCENAME;
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#define TsProxyCreateTunnelOpnum 1
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#define TsProxyAuthorizeTunnelOpnum 2
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#define TsProxyMakeTunnelCallOpnum 3
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#define TsProxyCreateChannelOpnum 4
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#define TsProxyUnused5Opnum 5
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#define TsProxyCloseChannelOpnum 6
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#define TsProxyCloseTunnelOpnum 7
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#define TsProxySetupReceivePipeOpnum 8
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#define TsProxySendToServerOpnum 9
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#define MAX_RESOURCE_NAMES 50
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typedef struct _tsendpointinfo
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{
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RESOURCENAME* resourceName;
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UINT32 numResourceNames;
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RESOURCENAME* alternateResourceNames;
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UINT16 numAlternateResourceNames;
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UINT32 Port;
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} TSENDPOINTINFO, *PTSENDPOINTINFO;
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#define TS_GATEWAY_TRANSPORT 0x5452
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#define TSG_PACKET_TYPE_HEADER 0x00004844
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#define TSG_PACKET_TYPE_VERSIONCAPS 0x00005643
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#define TSG_PACKET_TYPE_QUARCONFIGREQUEST 0x00005143
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#define TSG_PACKET_TYPE_QUARREQUEST 0x00005152
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#define TSG_PACKET_TYPE_RESPONSE 0x00005052
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#define TSG_PACKET_TYPE_QUARENC_RESPONSE 0x00004552
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#define TSG_CAPABILITY_TYPE_NAP 0x00000001
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#define TSG_PACKET_TYPE_CAPS_RESPONSE 0x00004350
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#define TSG_PACKET_TYPE_MSGREQUEST_PACKET 0x00004752
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#define TSG_PACKET_TYPE_MESSAGE_PACKET 0x00004750
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#define TSG_PACKET_TYPE_AUTH 0x00004054
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#define TSG_PACKET_TYPE_REAUTH 0x00005250
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#define TSG_ASYNC_MESSAGE_CONSENT_MESSAGE 0x00000001
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#define TSG_ASYNC_MESSAGE_SERVICE_MESSAGE 0x00000002
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#define TSG_ASYNC_MESSAGE_REAUTH 0x00000003
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#define TSG_TUNNEL_CALL_ASYNC_MSG_REQUEST 0x00000001
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#define TSG_TUNNEL_CANCEL_ASYNC_MSG_REQUEST 0x00000002
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#define TSG_NAP_CAPABILITY_QUAR_SOH 0x00000001
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#define TSG_NAP_CAPABILITY_IDLE_TIMEOUT 0x00000002
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#define TSG_MESSAGING_CAP_CONSENT_SIGN 0x00000004
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#define TSG_MESSAGING_CAP_SERVICE_MSG 0x00000008
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#define TSG_MESSAGING_CAP_REAUTH 0x00000010
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#define TSG_MESSAGING_MAX_MESSAGE_LENGTH 65536
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/* Error Codes */
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#define E_PROXY_INTERNALERROR 0x800759D8
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#define E_PROXY_RAP_ACCESSDENIED 0x800759DA
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#define E_PROXY_NAP_ACCESSDENIED 0x800759DB
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#define E_PROXY_TS_CONNECTFAILED 0x800759DD
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#define E_PROXY_ALREADYDISCONNECTED 0x800759DF
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#define E_PROXY_QUARANTINE_ACCESSDENIED 0x800759ED
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#define E_PROXY_NOCERTAVAILABLE 0x800759EE
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#define E_PROXY_COOKIE_BADPACKET 0x800759F7
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#define E_PROXY_COOKIE_AUTHENTICATION_ACCESS_DENIED 0x800759F8
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#define E_PROXY_UNSUPPORTED_AUTHENTICATION_METHOD 0x800759F9
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#define E_PROXY_CAPABILITYMISMATCH 0x800759E9
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#define E_PROXY_NOTSUPPORTED 0x000059E8
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#define E_PROXY_MAXCONNECTIONSREACHED 0x000059E6
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#define E_PROXY_SESSIONTIMEOUT 0x000059F6
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#define E_PROXY_REAUTH_AUTHN_FAILED 0X000059FA
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#define E_PROXY_REAUTH_CAP_FAILED 0x000059FB
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#define E_PROXY_REAUTH_RAP_FAILED 0x000059FC
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#define E_PROXY_SDR_NOT_SUPPORTED_BY_TS 0x000059FD
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#define E_PROXY_REAUTH_NAP_FAILED 0x00005A00
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#define E_PROXY_CONNECTIONABORTED 0x000004D4
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typedef struct _TSG_PACKET_HEADER
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{
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UINT16 ComponentId;
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UINT16 PacketId;
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} TSG_PACKET_HEADER, *PTSG_PACKET_HEADER;
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typedef struct _TSG_CAPABILITY_NAP
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{
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UINT32 capabilities;
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} TSG_CAPABILITY_NAP, *PTSG_CAPABILITY_NAP;
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typedef union
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{
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TSG_CAPABILITY_NAP tsgCapNap;
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} TSG_CAPABILITIES_UNION, *PTSG_CAPABILITIES_UNION;
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typedef struct _TSG_PACKET_CAPABILITIES
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{
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UINT32 capabilityType;
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TSG_CAPABILITIES_UNION tsgPacket;
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} TSG_PACKET_CAPABILITIES, *PTSG_PACKET_CAPABILITIES;
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typedef struct _TSG_PACKET_VERSIONCAPS
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{
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TSG_PACKET_HEADER tsgHeader;
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PTSG_PACKET_CAPABILITIES tsgCaps;
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UINT32 numCapabilities;
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UINT16 majorVersion;
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UINT16 minorVersion;
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UINT16 quarantineCapabilities;
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} TSG_PACKET_VERSIONCAPS, *PTSG_PACKET_VERSIONCAPS;
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typedef struct _TSG_PACKET_QUARCONFIGREQUEST
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{
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UINT32 flags;
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} TSG_PACKET_QUARCONFIGREQUEST, *PTSG_PACKET_QUARCONFIGREQUEST;
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typedef struct _TSG_PACKET_QUARREQUEST
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{
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UINT32 flags;
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WCHAR* machineName;
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UINT32 nameLength;
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BYTE* data;
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UINT32 dataLen;
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} TSG_PACKET_QUARREQUEST, *PTSG_PACKET_QUARREQUEST;
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typedef struct _TSG_REDIRECTION_FLAGS
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{
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BOOL enableAllRedirections;
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BOOL disableAllRedirections;
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BOOL driveRedirectionDisabled;
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BOOL printerRedirectionDisabled;
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BOOL portRedirectionDisabled;
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BOOL reserved;
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BOOL clipboardRedirectionDisabled;
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BOOL pnpRedirectionDisabled;
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} TSG_REDIRECTION_FLAGS, *PTSG_REDIRECTION_FLAGS;
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typedef struct _TSG_PACKET_RESPONSE
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{
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UINT32 flags;
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UINT32 reserved;
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BYTE* responseData;
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UINT32 responseDataLen;
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TSG_REDIRECTION_FLAGS redirectionFlags;
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} TSG_PACKET_RESPONSE, *PTSG_PACKET_RESPONSE;
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typedef struct _TSG_PACKET_QUARENC_RESPONSE
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{
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UINT32 flags;
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UINT32 certChainLen;
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WCHAR* certChainData;
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GUID nonce;
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PTSG_PACKET_VERSIONCAPS versionCaps;
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} TSG_PACKET_QUARENC_RESPONSE, *PTSG_PACKET_QUARENC_RESPONSE;
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typedef struct TSG_PACKET_STRING_MESSAGE
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{
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INT32 isDisplayMandatory;
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INT32 isConsentMandatory;
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UINT32 msgBytes;
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WCHAR* msgBuffer;
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} TSG_PACKET_STRING_MESSAGE, *PTSG_PACKET_STRING_MESSAGE;
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typedef struct TSG_PACKET_REAUTH_MESSAGE
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{
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UINT64 tunnelContext;
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} TSG_PACKET_REAUTH_MESSAGE, *PTSG_PACKET_REAUTH_MESSAGE;
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typedef union
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{
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PTSG_PACKET_STRING_MESSAGE consentMessage;
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PTSG_PACKET_STRING_MESSAGE serviceMessage;
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PTSG_PACKET_REAUTH_MESSAGE reauthMessage;
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} TSG_PACKET_TYPE_MESSAGE_UNION, *PTSG_PACKET_TYPE_MESSAGE_UNION;
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typedef struct _TSG_PACKET_MSG_RESPONSE
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{
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UINT32 msgID;
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UINT32 msgType;
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INT32 isMsgPresent;
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TSG_PACKET_TYPE_MESSAGE_UNION messagePacket;
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} TSG_PACKET_MSG_RESPONSE, *PTSG_PACKET_MSG_RESPONSE;
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typedef struct TSG_PACKET_CAPS_RESPONSE
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{
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TSG_PACKET_QUARENC_RESPONSE pktQuarEncResponse;
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TSG_PACKET_MSG_RESPONSE pktConsentMessage;
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} TSG_PACKET_CAPS_RESPONSE, *PTSG_PACKET_CAPS_RESPONSE;
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typedef struct TSG_PACKET_MSG_REQUEST
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{
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UINT32 maxMessagesPerBatch;
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} TSG_PACKET_MSG_REQUEST, *PTSG_PACKET_MSG_REQUEST;
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typedef struct _TSG_PACKET_AUTH
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{
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TSG_PACKET_VERSIONCAPS tsgVersionCaps;
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UINT32 cookieLen;
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BYTE* cookie;
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} TSG_PACKET_AUTH, *PTSG_PACKET_AUTH;
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typedef union
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{
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PTSG_PACKET_VERSIONCAPS packetVersionCaps;
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PTSG_PACKET_AUTH packetAuth;
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} TSG_INITIAL_PACKET_TYPE_UNION, *PTSG_INITIAL_PACKET_TYPE_UNION;
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typedef struct TSG_PACKET_REAUTH
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{
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UINT64 tunnelContext;
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UINT32 packetId;
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TSG_INITIAL_PACKET_TYPE_UNION tsgInitialPacket;
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} TSG_PACKET_REAUTH, *PTSG_PACKET_REAUTH;
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typedef union
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{
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PTSG_PACKET_HEADER packetHeader;
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PTSG_PACKET_VERSIONCAPS packetVersionCaps;
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PTSG_PACKET_QUARCONFIGREQUEST packetQuarConfigRequest;
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PTSG_PACKET_QUARREQUEST packetQuarRequest;
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PTSG_PACKET_RESPONSE packetResponse;
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PTSG_PACKET_QUARENC_RESPONSE packetQuarEncResponse;
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PTSG_PACKET_CAPS_RESPONSE packetCapsResponse;
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PTSG_PACKET_MSG_REQUEST packetMsgRequest;
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PTSG_PACKET_MSG_RESPONSE packetMsgResponse;
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PTSG_PACKET_AUTH packetAuth;
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PTSG_PACKET_REAUTH packetReauth;
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} TSG_PACKET_TYPE_UNION;
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typedef struct _TSG_PACKET
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{
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UINT32 packetId;
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TSG_PACKET_TYPE_UNION tsgPacket;
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} TSG_PACKET, *PTSG_PACKET;
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struct rdp_tsg
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{
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BIO* bio;
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rdpRpc* rpc;
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UINT16 Port;
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LPWSTR Hostname;
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LPWSTR MachineName;
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TSG_STATE state;
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UINT32 TunnelId;
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UINT32 ChannelId;
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BOOL reauthSequence;
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rdpSettings* settings;
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rdpTransport* transport;
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UINT64 ReauthTunnelContext;
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CONTEXT_HANDLE TunnelContext;
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CONTEXT_HANDLE ChannelContext;
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CONTEXT_HANDLE NewTunnelContext;
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CONTEXT_HANDLE NewChannelContext;
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TSG_PACKET_REAUTH packetReauth;
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TSG_PACKET_CAPABILITIES tsgCaps;
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TSG_PACKET_VERSIONCAPS packetVersionCaps;
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};
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int tsg_proxy_begin(rdpTsg* tsg);
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int tsg_proxy_reauth(rdpTsg* tsg);
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DWORD TsProxySendToServer(handle_t IDL_handle, BYTE pRpcMessage[], UINT32 count, UINT32* lengths);
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int tsg_transition_to_state(rdpTsg* tsg, TSG_STATE state);
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BOOL tsg_connect(rdpTsg* tsg, const char* hostname, UINT16 port, int timeout);
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BOOL tsg_disconnect(rdpTsg* tsg);
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int tsg_write(rdpTsg* tsg, BYTE* data, UINT32 length);
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int tsg_read(rdpTsg* tsg, BYTE* data, UINT32 length);
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int tsg_recv_pdu(rdpTsg* tsg, RPC_PDU* pdu);
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int tsg_check_event_handles(rdpTsg* tsg);
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UINT32 tsg_get_event_handles(rdpTsg* tsg, HANDLE* events);
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rdpTsg* tsg_new(rdpTransport* transport);
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void tsg_free(rdpTsg* tsg);
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BIO_METHOD* BIO_s_tsg(void);
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#endif /* FREERDP_CORE_TSG_H */
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