|
|
/********************************************************************//** Copyright(c) 1989 Microsoft Corporation. **//********************************************************************/
//***
//
// Filename: pppcp.h
//
// Description: This header defines function prototypes, structures and
// related constants used in the interface between the PPP
// engine and the various CPs
//
// History:
// Nov 5,1993. NarenG Created original version.
//
#ifndef _PPPCP_
#define _PPPCP_
#include <mprapi.h>
#include <rasppp.h>
#include <rasauth.h>
//
// Maximum number of CPs that can live in a single DLL
//
#define PPPCP_MAXCPSPERDLL 20
//
// Various control protocol IDs
//
#define PPP_LCP_PROTOCOL 0xC021 // Link Control Protocol
#define PPP_PAP_PROTOCOL 0xC023 // Password Authentication Protocol
#define PPP_CBCP_PROTOCOL 0xC029 // Callback Control Protocol
#define PPP_BACP_PROTOCOL 0xC02B // Bandwidth Allocation Control Protocol
#define PPP_BAP_PROTOCOL 0xc02D // Bandwidth Allocation Protocol
#define PPP_CHAP_PROTOCOL 0xC223 // Challenge Handshake Auth. Protocol
#define PPP_IPCP_PROTOCOL 0x8021 // Internet Protocol Control Protocol
#define PPP_ATCP_PROTOCOL 0x8029 // Appletalk Control Protocol
#define PPP_IPXCP_PROTOCOL 0x802B // Novel IPX Control Procotol
#define PPP_NBFCP_PROTOCOL 0x803F // NetBIOS Framing Control Protocol
#define PPP_CCP_PROTOCOL 0x80FD // Compression Control Protocol
#define PPP_SPAP_NEW_PROTOCOL 0xC027 // Shiva PAP new protocol
#define PPP_EAP_PROTOCOL 0xC227 // Extensible Authentication Protocol
//
// CHAP Digest codes
//
#define PPP_CHAP_DIGEST_MD5 0x05 // PPP standard MD5
#define PPP_CHAP_DIGEST_MSEXT 0x80 // Microsoft extended CHAP (nonstandard)
#define PPP_CHAP_DIGEST_MSEXT_NEW 0x81 // Microsoft extended CHAP (nonstandard)
//
// Config Codes
//
#define CONFIG_REQ 1
#define CONFIG_ACK 2
#define CONFIG_NAK 3
#define CONFIG_REJ 4
#define TERM_REQ 5
#define TERM_ACK 6
#define CODE_REJ 7
#define PROT_REJ 8
#define ECHO_REQ 9
#define ECHO_REPLY 10
#define DISCARD_REQ 11
#define IDENTIFICATION 12
#define TIME_REMAINING 13
typedef struct _PPP_CONFIG { BYTE Code; // Config code
BYTE Id; // ID of this config packet. CPs and APs need
// not muck with this. The engine handles it.
BYTE Length[2]; // Length of this packet
BYTE Data[1]; // Data
}PPP_CONFIG, *PPPP_CONFIG;
#define PPP_CONFIG_HDR_LEN ( sizeof( PPP_CONFIG ) - 1 )
typedef struct _BAP_RESPONSE{ BYTE Type; // BAP packet type
BYTE Id; // ID of this packet
BYTE Length[2]; // Length of this packet
BYTE ResponseCode; // BAP_RESPONSE_ACK, etc
BYTE Data[1]; // Data
} BAP_RESPONSE, *PBAP_RESPONSE;
#define BAP_RESPONSE_HDR_LEN ( sizeof( BAP_RESPONSE ) - 1 )
//
// Option header structure
//
typedef struct _PPP_OPTION { BYTE Type; // Option Code
BYTE Length; // Length of this option packet
BYTE Data[1]; // Data
}PPP_OPTION, *PPPP_OPTION;
#define PPP_OPTION_HDR_LEN ( sizeof( PPP_OPTION ) - 1 )
//
// Vendor-Type ids for MS VSAs - taken from rfc 2548
//
#define MS_VSA_CHAP_RESPONSE 1
#define MS_VSA_CHAP_Error 2
#define MS_VSA_CHAP_CPW1 3
#define MS_VSA_CHAP_CPW2 4
#define MS_VSA_CHAP_LM_Enc_PW 5
#define MS_VSA_CHAP_NT_Enc_PW 6
#define MS_VSA_MPPE_Encryption_Policy 7
#define MS_VSA_MPPE_Encryption_Type 8
#define MS_VSA_RAS_Vendor 9
#define MS_VSA_CHAP_Domain 10
#define MS_VSA_CHAP_Challenge 11
#define MS_VSA_CHAP_MPPE_Keys 12
#define MS_VSA_BAP_Usage 13
#define MS_VSA_Link_Utilization_Threshold 14
#define MS_VSA_Link_Drop_Time_Limit 15
#define MS_VSA_MPPE_Send_Key 16
#define MS_VSA_MPPE_Recv_Key 17
#define MS_VSA_RAS_Version 18
#define MS_VSA_Old_ARAP_Password 19
#define MS_VSA_New_ARAP_Password 20
#define MS_VSA_ARAP_PW_Change_Reason 21
#define MS_VSA_Filter 22
#define MS_VSA_Acct_Auth_Type 23
#define MS_VSA_Acct_EAP_Type 24
#define MS_VSA_CHAP2_Response 25
#define MS_VSA_CHAP2_Success 26
#define MS_VSA_CHAP2_CPW 27
#define MS_VSA_Primary_DNS_Server 28
#define MS_VSA_Secondary_DNS_Server 29
#define MS_VSA_Primary_NBNS_Server 30
#define MS_VSA_Secondary_NBNS_Server 31
#define MS_VSA_ARAP_Challenge 33
#define MS_VSA_RAS_Client_Name 34
#define MS_VSA_RAS_Client_Version 35
#define MS_VSA_Quarantine_IP_Filter 36
#define MS_VSA_Quarantine_Session_Timeout 37
#define MS_VSA_Local_Magic_Number 38
#define MS_VSA_Remote_Magic_Number 39
//
// Interface structure between the engine and APs. This is passed to the
// AP's via the RasCpBegin call.
//
typedef struct _PPPAP_INPUT{ HPORT hPort; // Handle to Ras Port for this connection.
BOOL fServer; // Is this server side authentication?
BOOL fRouter;
DWORD fConfigInfo;
CHAR * pszUserName; // Client's account ID.
CHAR * pszPassword; // Client's account password.
CHAR * pszDomain; // Client's account domain.
CHAR * pszOldPassword; // Client's old account password. This is set
// only for change password processing.
LUID Luid; // Used by LSA. Must get it in user's context
// which is why it must be passed down.
DWORD dwRetries; // Retries allowed by the server.
DWORD APDataSize; // Size in bytes of the data pointed to by
// pAPData
PBYTE pAPData; // Pointer to the data that was received along
// with the authentication option during LCP
// negotiation. Data is in wire format.
DWORD dwInitialPacketId;
//
// Passed in by the server when a call comes in. Identifies the port used,
// etc.
//
RAS_AUTH_ATTRIBUTE * pUserAttributes;
//
// Indicates that the authenticator has completed the request, if an
// authenticator was used. Ignore this field otherwise.
//
BOOL fAuthenticationComplete;
//
// Indicates an error condition during the process of authentication if
// value is non-zero. Valid only when the field above is TRUE.
//
DWORD dwAuthError;
//
// Result of the authentication process. NO_ERROR indicates success,
// otherwise is a value from winerror.h, raserror.h or mprerror.h
// indicating failure reason. Valid only when the field above is NO_ERROR.
//
DWORD dwAuthResultCode;
//
// When the fAuthenticationComplete flag is TRUE this will point to
// attributes returned by the authenticator, if the authentication was
// successful. ie. dwAuthResultCode and dwAuthError are both NO_ERROR.
//
OPTIONAL RAS_AUTH_ATTRIBUTE * pAttributesFromAuthenticator;
//
// Used for EAP only
//
HANDLE hTokenImpersonateUser;
PRAS_CUSTOM_AUTH_DATA pCustomAuthConnData;
PRAS_CUSTOM_AUTH_DATA pCustomAuthUserData;
BOOL fLogon; // pCustomAuthUserData comes from WinLogon
BOOL fThisIsACallback;
BOOL fPortWillBeBundled;
BOOL fNonInteractive;
BOOL fSuccessPacketReceived;
BOOL fEapUIDataReceived;
PPP_EAP_UI_DATA EapUIData;
DWORD dwEapTypeToBeUsed;
}PPPAP_INPUT, *PPPPAP_INPUT;
typedef enum _PPPAP_ACTION{ //
// These actions are provided by the AP as output from the
// RasApMakeMessage API. They tell the PPP engine what action (if any) to
// take on the APs behalf, and eventually inform the engine that the AP
// has finished authentication.
//
APA_NoAction, // Be passive, i.e. listen without timeout (default)
APA_Done, // End authentication session, dwError gives result
APA_SendAndDone, // As above but send message without timeout first
APA_Send, // Send message, don't timeout waiting for reply
APA_SendWithTimeout, // Send message, timeout if reply not received
APA_SendWithTimeout2,// As above, but don't increment retry count
APA_Authenticate // Authenticate using specified credentials.
} PPPAP_ACTION;
typedef struct _PPPAP_RESULT{ PPPAP_ACTION Action;
//
// The packet ID which will cause the timeout for this send to be removed
// from the timer queue. Otherwise, the timer queue is not touched. The
// packet received is returned to the AP regardless of whether the timer
// queue is changed.
//
BYTE bIdExpected;
//
// dwError is valid only with an Action code of Done or SendAndDone. 0
// indicates succesful authentication. Non-0 indicates unsuccessful
// authentication with the value indicating the error that occurred.
//
DWORD dwError;
//
// Valid only when dwError is non-0. Indicates whether client is allowed
// to retry without restarting authentication. (Will be true in MS
// extended CHAP only)
//
BOOL fRetry;
CHAR szUserName[ UNLEN + 1 ];
//
// Set to attributes to be used for this user. If this is NULL, attributes
// from the authenticator will be used for this user. It is upto the
// allocater of this memory to free it. Must be freed during the RasCpEnd
// call.
//
OPTIONAL RAS_AUTH_ATTRIBUTE * pUserAttributes;
//
// Used by MS-CHAP to pass the challenge used during the authentication
// protocol. These 8 bytes are used as the variant for the 128 bit
// encryption keys.
//
BYTE abChallenge[MAX_CHALLENGE_SIZE];
BYTE abResponse[MAX_RESPONSE_SIZE];
//
// Used only by EAP
//
BOOL fInvokeEapUI;
PPP_INVOKE_EAP_UI InvokeEapUIData;
DWORD dwEapTypeId;
BOOL fSaveUserData; BYTE * pUserData;
DWORD dwSizeOfUserData;
BOOL fSaveConnectionData;
PPP_SET_CUSTOM_AUTH_DATA SetCustomAuthData;
CHAR * szReplyMessage; }PPPAP_RESULT;
//
// Interface structure between the engine and the callback control protocol.
// This is passed to the CBCP via the RasCpBegin call.
//
typedef struct _PPPCB_INPUT{ BOOL fServer;
BYTE bfCallbackPrivilege;
DWORD CallbackDelay;
CHAR * pszCallbackNumber;
} PPPCB_INPUT, *PPPPCB_INPUT;
typedef struct _PPPCB_RESULT{ PPPAP_ACTION Action;
BYTE bIdExpected;
CHAR szCallbackNumber[ MAX_CALLBACKNUMBER_SIZE + 1 ];
BYTE bfCallbackPrivilege;
DWORD CallbackDelay;
BOOL fGetCallbackNumberFromUser;
} PPPCB_RESULT, *PPPPCB_RESULT;
typedef struct _PPPCP_INIT{ BOOL fServer;
HPORT hPort;
DWORD dwDeviceType;
VOID (*CompletionRoutine)( HCONN hPortOrBundle, DWORD Protocol, PPP_CONFIG * pSendConfig, DWORD dwError );
CHAR* pszzParameters;
BOOL fThisIsACallback;
BOOL fDisableNetbt;
PPP_CONFIG_INFO PppConfigInfo;
CHAR * pszUserName;
CHAR * pszPortName;
HCONN hConnection;
HANDLE hInterface;
ROUTER_INTERFACE_TYPE IfType;
RAS_AUTH_ATTRIBUTE * pAttributes;
} PPPCP_INIT, *PPPPCP_INIT;
//
// This structure is passed by the engine to the CP via RasCpGetInfo call.
// The Cp will fill up this structure.
//
typedef struct _PPPCP_INFO{ DWORD Protocol; // Protocol number for this CP
CHAR SzProtocolName[10]; // The name of this protocol
// All Config codes upto (not including) this value are valid.
DWORD Recognize;
// Called to initialize/uninitialize this CP. In the former case,
// fInitialize will be TRUE; in the latter case, it will be FALSE.
// Even if RasCpInit(TRUE) returns FALSE, RasCpInit(FALSE) will be called.
DWORD (*RasCpInit)( IN BOOL fInitialize );
// Called to get the workbuffer for this CP and pass info if requred.
// This will be called before any negotiation takes place.
DWORD (*RasCpBegin)( OUT VOID ** ppWorkBuffer, IN VOID * pInfo );
// Called to free the workbuffer for this CP. Called after negotiation
// is completed successfully or not.
DWORD (*RasCpEnd)( IN VOID * pWorkBuffer );
// Called to notify the CP dll to (re)initiaize its option values.
// This will be called at least once, right after RasCpBegin
DWORD (*RasCpReset)( IN VOID * pWorkBuffer );
// When leaving Initial or Stopped states. May be NULL.
DWORD (*RasCpThisLayerStarted)( IN VOID * pWorkBuffer );
// When entering Closed or Stopped states. May be NULL
DWORD (*RasCpThisLayerFinished)( IN VOID * pWorkBuffer );
// When entering the Opened state. May be NULL.
DWORD (*RasCpThisLayerUp)( IN VOID * pWorkBuffer );
// When leaving the Opened state. May be NULL.
DWORD (*RasCpThisLayerDown)( IN VOID * pWorkBuffer ); // Just before the line goes down. May be NULL.
DWORD (*RasCpPreDisconnectCleanup)( IN VOID * pWorkBuffer );
// Called to make a configure request.
DWORD (*RasCpMakeConfigRequest)( IN VOID * pWorkBuffer, OUT PPP_CONFIG* pRequestBufffer, IN DWORD cbRequestBuffer );
// Called when configure request is received and a result packet
// Ack/Nak/Reject needs to be sent
DWORD (*RasCpMakeConfigResult)( IN VOID * pWorkBuffer, IN PPP_CONFIG * pReceiveBufffer, OUT PPP_CONFIG * pResultBufffer, IN DWORD cbResultBuffer, IN BOOL fRejectNaks );
// Called to process an Ack that was received.
DWORD (*RasCpConfigAckReceived)( IN VOID * pWorkBuffer, IN PPP_CONFIG * pReceiveBuffer );
// Called to process a Nak that was received.
DWORD (*RasCpConfigNakReceived)( IN VOID * pWorkBuffer, IN PPP_CONFIG * pReceiveBuffer );
// Called to process a Rej that was received.
DWORD (*RasCpConfigRejReceived)( IN VOID * pWorkBuffer, IN PPP_CONFIG * pReceiveBuffer );
// Called to get the network address from configured protocols.
DWORD (*RasCpGetNegotiatedInfo)( IN VOID * pWorkBuffer, OUT VOID * pInfo );
// Called after all CPs have completed their negotiation, successfully or
// not, to notify each CP of the projection result. May be NULL.
// To access information, cast pProjectionInfo to PPP_PROJECTION_RESULT*
DWORD (*RasCpProjectionNotification)( IN VOID * pWorkBuffer, IN PVOID pProjectionResult );
DWORD (*RasCpChangeNotification)( VOID );
//
// This entry point only applies to Authentication protocols.
// MUST BE NULL FOR CONTROL PROTOCOLS.
DWORD (*RasApMakeMessage)( IN VOID* pWorkBuf, IN PPP_CONFIG* pReceiveBuf, OUT PPP_CONFIG* pSendBuf, IN DWORD cbSendBuf, OUT PPPAP_RESULT* pResult, IN PPPAP_INPUT* pInput );
} PPPCP_INFO, *PPPPCP_INFO;
#define PPPCP_FLAG_INIT_CALLED 0x00000001 // RasCpInit has been called
#define PPPCP_FLAG_AVAILABLE 0x00000002 // The protocol can be used
//
// The information that PPP needs to keep about each CP.
//
typedef struct _PPPCP_ENTRY{ PPPCP_INFO CpInfo;
DWORD fFlags;
} PPPCP_ENTRY;
//
// Used to get result from NBFCP via the RasCpGetResult call
//
typedef struct _PPPCP_NBFCP_RESULT{
DWORD dwNetBiosError; CHAR szName[ NETBIOS_NAME_LEN + 1 ];
} PPPCP_NBFCP_RESULT;
//
// Function prototypes.
//
DWORD APIENTRYRasCpGetInfo( IN DWORD dwProtocolId, OUT PPPCP_INFO* pCpInfo);
DWORD APIENTRYRasCpEnumProtocolIds( OUT DWORD * pdwProtocolIds, IN OUT DWORD * pcProtocolIds);
#endif
|
