FreeRDP/libfreerdp/core/gateway/tsg.h
2015-02-17 16:15:57 -05:00

335 lines
9.2 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Terminal Server Gateway (TSG)
*
* Copyright 2012 Fujitsu Technology Solutions GmbH
* Copyright 2012 Dmitrij Jasnov <dmitrij.jasnov@ts.fujitsu.com>
* Copyright 2012 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.
*/
#ifndef FREERDP_CORE_TSG_H
#define FREERDP_CORE_TSG_H
typedef struct rdp_tsg rdpTsg;
#include "rpc.h"
#include "../transport.h"
#include <winpr/rpc.h>
#include <winpr/winpr.h>
#include <winpr/wtypes.h>
#include <winpr/synch.h>
#include <winpr/error.h>
#include <time.h>
#include <freerdp/types.h>
#include <freerdp/settings.h>
#include <freerdp/log.h>
enum _TSG_STATE
{
TSG_STATE_INITIAL,
TSG_STATE_CONNECTED,
TSG_STATE_AUTHORIZED,
TSG_STATE_CHANNEL_CREATED,
TSG_STATE_PIPE_CREATED,
TSG_STATE_TUNNEL_CLOSE_PENDING,
TSG_STATE_CHANNEL_CLOSE_PENDING,
TSG_STATE_FINAL
};
typedef enum _TSG_STATE TSG_STATE;
typedef WCHAR* RESOURCENAME;
#define TsProxyCreateTunnelOpnum 1
#define TsProxyAuthorizeTunnelOpnum 2
#define TsProxyMakeTunnelCallOpnum 3
#define TsProxyCreateChannelOpnum 4
#define TsProxyUnused5Opnum 5
#define TsProxyCloseChannelOpnum 6
#define TsProxyCloseTunnelOpnum 7
#define TsProxySetupReceivePipeOpnum 8
#define TsProxySendToServerOpnum 9
#define MAX_RESOURCE_NAMES 50
typedef struct _tsendpointinfo
{
RESOURCENAME* resourceName;
UINT32 numResourceNames;
RESOURCENAME* alternateResourceNames;
UINT16 numAlternateResourceNames;
UINT32 Port;
} TSENDPOINTINFO, *PTSENDPOINTINFO;
#define TS_GATEWAY_TRANSPORT 0x5452
#define TSG_PACKET_TYPE_HEADER 0x00004844
#define TSG_PACKET_TYPE_VERSIONCAPS 0x00005643
#define TSG_PACKET_TYPE_QUARCONFIGREQUEST 0x00005143
#define TSG_PACKET_TYPE_QUARREQUEST 0x00005152
#define TSG_PACKET_TYPE_RESPONSE 0x00005052
#define TSG_PACKET_TYPE_QUARENC_RESPONSE 0x00004552
#define TSG_CAPABILITY_TYPE_NAP 0x00000001
#define TSG_PACKET_TYPE_CAPS_RESPONSE 0x00004350
#define TSG_PACKET_TYPE_MSGREQUEST_PACKET 0x00004752
#define TSG_PACKET_TYPE_MESSAGE_PACKET 0x00004750
#define TSG_PACKET_TYPE_AUTH 0x00004054
#define TSG_PACKET_TYPE_REAUTH 0x00005250
#define TSG_ASYNC_MESSAGE_CONSENT_MESSAGE 0x00000001
#define TSG_ASYNC_MESSAGE_SERVICE_MESSAGE 0x00000002
#define TSG_ASYNC_MESSAGE_REAUTH 0x00000003
#define TSG_TUNNEL_CALL_ASYNC_MSG_REQUEST 0x00000001
#define TSG_TUNNEL_CANCEL_ASYNC_MSG_REQUEST 0x00000002
#define TSG_NAP_CAPABILITY_QUAR_SOH 0x00000001
#define TSG_NAP_CAPABILITY_IDLE_TIMEOUT 0x00000002
#define TSG_MESSAGING_CAP_CONSENT_SIGN 0x00000004
#define TSG_MESSAGING_CAP_SERVICE_MSG 0x00000008
#define TSG_MESSAGING_CAP_REAUTH 0x00000010
#define TSG_MESSAGING_MAX_MESSAGE_LENGTH 65536
/* Error Codes */
#define E_PROXY_INTERNALERROR 0x800759D8
#define E_PROXY_RAP_ACCESSDENIED 0x800759DA
#define E_PROXY_NAP_ACCESSDENIED 0x800759DB
#define E_PROXY_TS_CONNECTFAILED 0x800759DD
#define E_PROXY_ALREADYDISCONNECTED 0x800759DF
#define E_PROXY_QUARANTINE_ACCESSDENIED 0x800759ED
#define E_PROXY_NOCERTAVAILABLE 0x800759EE
#define E_PROXY_COOKIE_BADPACKET 0x800759F7
#define E_PROXY_COOKIE_AUTHENTICATION_ACCESS_DENIED 0x800759F8
#define E_PROXY_UNSUPPORTED_AUTHENTICATION_METHOD 0x800759F9
#define E_PROXY_CAPABILITYMISMATCH 0x800759E9
#define E_PROXY_NOTSUPPORTED 0x000059E8
#define E_PROXY_MAXCONNECTIONSREACHED 0x000059E6
#define E_PROXY_SESSIONTIMEOUT 0x000059F6
#define E_PROXY_REAUTH_AUTHN_FAILED 0X000059FA
#define E_PROXY_REAUTH_CAP_FAILED 0x000059FB
#define E_PROXY_REAUTH_RAP_FAILED 0x000059FC
#define E_PROXY_SDR_NOT_SUPPORTED_BY_TS 0x000059FD
#define E_PROXY_REAUTH_NAP_FAILED 0x00005A00
#define E_PROXY_CONNECTIONABORTED 0x000004D4
typedef struct _TSG_PACKET_HEADER
{
UINT16 ComponentId;
UINT16 PacketId;
} TSG_PACKET_HEADER, *PTSG_PACKET_HEADER;
typedef struct _TSG_CAPABILITY_NAP
{
UINT32 capabilities;
} TSG_CAPABILITY_NAP, *PTSG_CAPABILITY_NAP;
typedef union
{
TSG_CAPABILITY_NAP tsgCapNap;
} TSG_CAPABILITIES_UNION, *PTSG_CAPABILITIES_UNION;
typedef struct _TSG_PACKET_CAPABILITIES
{
UINT32 capabilityType;
TSG_CAPABILITIES_UNION tsgPacket;
} TSG_PACKET_CAPABILITIES, *PTSG_PACKET_CAPABILITIES;
typedef struct _TSG_PACKET_VERSIONCAPS
{
TSG_PACKET_HEADER tsgHeader;
PTSG_PACKET_CAPABILITIES tsgCaps;
UINT32 numCapabilities;
UINT16 majorVersion;
UINT16 minorVersion;
UINT16 quarantineCapabilities;
} TSG_PACKET_VERSIONCAPS, *PTSG_PACKET_VERSIONCAPS;
typedef struct _TSG_PACKET_QUARCONFIGREQUEST
{
UINT32 flags;
} TSG_PACKET_QUARCONFIGREQUEST, *PTSG_PACKET_QUARCONFIGREQUEST;
typedef struct _TSG_PACKET_QUARREQUEST
{
UINT32 flags;
WCHAR* machineName;
UINT32 nameLength;
BYTE* data;
UINT32 dataLen;
} TSG_PACKET_QUARREQUEST, *PTSG_PACKET_QUARREQUEST;
typedef struct _TSG_REDIRECTION_FLAGS
{
BOOL enableAllRedirections;
BOOL disableAllRedirections;
BOOL driveRedirectionDisabled;
BOOL printerRedirectionDisabled;
BOOL portRedirectionDisabled;
BOOL reserved;
BOOL clipboardRedirectionDisabled;
BOOL pnpRedirectionDisabled;
} TSG_REDIRECTION_FLAGS, *PTSG_REDIRECTION_FLAGS;
typedef struct _TSG_PACKET_RESPONSE
{
UINT32 flags;
UINT32 reserved;
BYTE* responseData;
UINT32 responseDataLen;
TSG_REDIRECTION_FLAGS redirectionFlags;
} TSG_PACKET_RESPONSE, *PTSG_PACKET_RESPONSE;
typedef struct _TSG_PACKET_QUARENC_RESPONSE
{
UINT32 flags;
UINT32 certChainLen;
WCHAR* certChainData;
GUID nonce;
PTSG_PACKET_VERSIONCAPS versionCaps;
} TSG_PACKET_QUARENC_RESPONSE, *PTSG_PACKET_QUARENC_RESPONSE;
typedef struct TSG_PACKET_STRING_MESSAGE
{
INT32 isDisplayMandatory;
INT32 isConsentMandatory;
UINT32 msgBytes;
WCHAR* msgBuffer;
} TSG_PACKET_STRING_MESSAGE, *PTSG_PACKET_STRING_MESSAGE;
typedef struct TSG_PACKET_REAUTH_MESSAGE
{
UINT64 tunnelContext;
} TSG_PACKET_REAUTH_MESSAGE, *PTSG_PACKET_REAUTH_MESSAGE;
typedef union
{
PTSG_PACKET_STRING_MESSAGE consentMessage;
PTSG_PACKET_STRING_MESSAGE serviceMessage;
PTSG_PACKET_REAUTH_MESSAGE reauthMessage;
} TSG_PACKET_TYPE_MESSAGE_UNION, *PTSG_PACKET_TYPE_MESSAGE_UNION;
typedef struct _TSG_PACKET_MSG_RESPONSE
{
UINT32 msgID;
UINT32 msgType;
INT32 isMsgPresent;
TSG_PACKET_TYPE_MESSAGE_UNION messagePacket;
} TSG_PACKET_MSG_RESPONSE, *PTSG_PACKET_MSG_RESPONSE;
typedef struct TSG_PACKET_CAPS_RESPONSE
{
TSG_PACKET_QUARENC_RESPONSE pktQuarEncResponse;
TSG_PACKET_MSG_RESPONSE pktConsentMessage;
} TSG_PACKET_CAPS_RESPONSE, *PTSG_PACKET_CAPS_RESPONSE;
typedef struct TSG_PACKET_MSG_REQUEST
{
UINT32 maxMessagesPerBatch;
} TSG_PACKET_MSG_REQUEST, *PTSG_PACKET_MSG_REQUEST;
typedef struct _TSG_PACKET_AUTH
{
TSG_PACKET_VERSIONCAPS tsgVersionCaps;
UINT32 cookieLen;
BYTE* cookie;
} TSG_PACKET_AUTH, *PTSG_PACKET_AUTH;
typedef union
{
PTSG_PACKET_VERSIONCAPS packetVersionCaps;
PTSG_PACKET_AUTH packetAuth;
} TSG_INITIAL_PACKET_TYPE_UNION, *PTSG_INITIAL_PACKET_TYPE_UNION;
typedef struct TSG_PACKET_REAUTH
{
UINT64 tunnelContext;
UINT32 packetId;
TSG_INITIAL_PACKET_TYPE_UNION tsgInitialPacket;
} TSG_PACKET_REAUTH, *PTSG_PACKET_REAUTH;
typedef union
{
PTSG_PACKET_HEADER packetHeader;
PTSG_PACKET_VERSIONCAPS packetVersionCaps;
PTSG_PACKET_QUARCONFIGREQUEST packetQuarConfigRequest;
PTSG_PACKET_QUARREQUEST packetQuarRequest;
PTSG_PACKET_RESPONSE packetResponse;
PTSG_PACKET_QUARENC_RESPONSE packetQuarEncResponse;
PTSG_PACKET_CAPS_RESPONSE packetCapsResponse;
PTSG_PACKET_MSG_REQUEST packetMsgRequest;
PTSG_PACKET_MSG_RESPONSE packetMsgResponse;
PTSG_PACKET_AUTH packetAuth;
PTSG_PACKET_REAUTH packetReauth;
} TSG_PACKET_TYPE_UNION;
typedef struct _TSG_PACKET
{
UINT32 packetId;
TSG_PACKET_TYPE_UNION tsgPacket;
} TSG_PACKET, *PTSG_PACKET;
struct rdp_tsg
{
BIO* bio;
rdpRpc* rpc;
UINT16 Port;
LPWSTR Hostname;
LPWSTR MachineName;
TSG_STATE state;
UINT32 TunnelId;
UINT32 ChannelId;
BOOL reauthSequence;
rdpSettings* settings;
rdpTransport* transport;
UINT64 ReauthTunnelContext;
CONTEXT_HANDLE TunnelContext;
CONTEXT_HANDLE ChannelContext;
CONTEXT_HANDLE NewTunnelContext;
CONTEXT_HANDLE NewChannelContext;
TSG_PACKET_REAUTH packetReauth;
TSG_PACKET_CAPABILITIES tsgCaps;
TSG_PACKET_VERSIONCAPS packetVersionCaps;
};
int tsg_proxy_begin(rdpTsg* tsg);
int tsg_proxy_reauth(rdpTsg* tsg);
DWORD TsProxySendToServer(handle_t IDL_handle, BYTE pRpcMessage[], UINT32 count, UINT32* lengths);
int tsg_transition_to_state(rdpTsg* tsg, TSG_STATE state);
BOOL tsg_connect(rdpTsg* tsg, const char* hostname, UINT16 port, int timeout);
BOOL tsg_disconnect(rdpTsg* tsg);
int tsg_write(rdpTsg* tsg, BYTE* data, UINT32 length);
int tsg_read(rdpTsg* tsg, BYTE* data, UINT32 length);
int tsg_recv_pdu(rdpTsg* tsg, RPC_PDU* pdu);
int tsg_check_event_handles(rdpTsg* tsg);
UINT32 tsg_get_event_handles(rdpTsg* tsg, HANDLE* events);
rdpTsg* tsg_new(rdpTransport* transport);
void tsg_free(rdpTsg* tsg);
BIO_METHOD* BIO_s_tsg(void);
#endif /* FREERDP_CORE_TSG_H */