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1108 lines
32 KiB
1108 lines
32 KiB
/********************************************************************/
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/** Copyright(c) 1989 Microsoft Corporation. **/
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/********************************************************************/
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//***
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//
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// Filename: ppp.h
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//
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// Description: Contains structures and constants used by the PPP engine.
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//
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// History:
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// Nov 11,1993. NarenG Created original version.
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// Jan 9,1995 RamC Added hToken to the PCB structure to store
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// the LSA token. This will be closed in the
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// ProcessLineDownWorker() routine to release
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// the RAS license.
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//
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// Schematic of PPP Data Structures
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// ================================
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//
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// |---------|
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// | PCB | |-------|
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// | | |CPTable|
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// | BCB* |--------------->|-------| | |
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// |---------| | BCB | |-------|
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// | LCP CB | | | | LCP |
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// |---------| |-------| |-------|
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// | AP |(Authenticator) | NCP1CB| | NCP1 |
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// |---------| |-------| |-------|
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// | AP |(Authenticatee) | NCP2CB| | NCP2 |
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// |---------| |-------| |-------|
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// | LCP CB | | etc,..| |etc,.. |
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// |---------| |-------| |-------|
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// | AP1 |
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// |-------|
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// | AP2 |
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// |-------|
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// | etc,..|
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// |-------|
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//
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//
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#ifndef _PPP_
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#define _PPP_
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#include <rasauth.h>
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#include <rasppp.h>
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#define RAS_KEYPATH_PPP \
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"SYSTEM\\CurrentControlSet\\Services\\RasMan\\ppp"
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#define RAS_KEYPATH_PROTOCOLS \
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"SYSTEM\\CurrentControlSet\\Services\\RasMan\\ppp\\ControlProtocols"
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#define RAS_KEYPATH_REMOTEACCESS \
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"SYSTEM\\CurrentControlSet\\Services\\RemoteAccess\\Parameters"
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#define RAS_KEYPATH_EAP \
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"SYSTEM\\CurrentControlSet\\Services\\RasMan\\ppp\\Eap"
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#define RAS_KEYPATH_BUILTIN \
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"SYSTEM\\CurrentControlSet\\Services\\RasMan\\ppp\\ControlProtocols\\BuiltIn"
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#define RAS_VALUENAME_PATH "Path"
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#define RAS_VALUENAME_MAXTERMINATE "MaxTerminate"
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#define RAS_VALUENAME_MAXCONFIGURE "MaxConfigure"
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#define RAS_VALUENAME_MAXFAILURE "MaxFailure"
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#define RAS_VALUENAME_MAXREJECT "MaxReject"
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#define RAS_VALUENAME_RESTARTTIMER "RestartTimer"
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#define RAS_VALUENAME_NEGOTIATETIME "NegotiateTime"
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#define RAS_VALUENAME_CALLBACKDELAY "DefaultCallbackDelay"
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#define RAS_VALUENAME_PORTLIMIT "DefaultPortLimit"
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#define RAS_VALUENAME_SESSIONTIMEOUT "DefaultSessionTimeout"
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#define RAS_VALUENAME_IDLETIMEOUT "DefaultIdleTimeout"
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#define RAS_VALUENAME_BAPTHRESHOLD "LowerBandwidthThreshold"
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#define RAS_VALUENAME_BAPTIME "TimeBelowTheshold"
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#define RAS_VALUENAME_BAPLISTENTIME "BapListenTimeout"
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#define RAS_DONTNEGOTIATE_MULTILINKONSINGLELINK "DontNegotiateMultiLinkOnSingleLink"
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#define RAS_VALUENAME_UNKNOWNPACKETTRACESIZE "UnknownPacketTraceSize"
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#define RAS_ECHO_REQUEST_INTERVAL "EchoRequestInterval" //Interval between echo requests
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#define RAS_ECHO_REQUEST_IDLE "IdleTimeBeforeEcho" //Idle time before the echo request starts
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#define RAS_ECHO_NUM_MISSED_ECHOS "MissedEchosBeforeDisconnect" //Number of missed echos before disconnect.
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#define RAS_VALUENAME_DOBAPONVPN "DoBapOnVpn"
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#define RAS_VALUENAME_PARSEDLLPATH "ParseDllPath"
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#define MS_RAS_WITH_MESSENGER "MSRAS-1-"
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#define MS_RAS_WITHOUT_MESSENGER "MSRAS-0-"
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#define MS_RAS "MSRAS"
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#define MS_RAS_VERSION "MSRASV5.10"
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#define PPP_DEF_MAXTERMINATE 2
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#define PPP_DEF_MAXCONFIGURE 10
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#define PPP_DEF_MAXFAILURE 5
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#define PPP_DEF_MAXREJECT 5
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#define PPP_DEF_RESTARTTIMER 3
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#define PPP_DEF_AUTODISCONNECTTIME 20
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#define PPP_DEF_NEGOTIATETIME 150
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#define PPP_DEF_CALLBACKDELAY 12
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#define PPP_DEF_PORTLIMIT 0xFFFFFFFF
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#define PPP_DEF_SESSIONTIMEOUT 0
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#define PPP_DEF_IDLETIMEOUT 0
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#define PPP_DEF_BAPLISTENTIME 45
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#define PPP_DEF_UNKNOWNPACKETTRACESIZE 64
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#define PPP_DEF_ECHO_TEXT "94ae90cc3531"
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#define PPP_DEF_ECHO_REQUEST_INTERVAL 60
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#define PPP_DEF_ECHO_REQUEST_IDLE 300
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#define PPP_DEF_ECHO_NUM_MISSED_ECHOS 3
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#define PPP_NUM_ACCOUNTING_ATTRIBUTES 39
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#define PPP_NUM_USER_ATTRIBUTES 21
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//
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// Note that the size of the BAP Phone-Delta option <= 0xFF
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//
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#define BAP_PHONE_DELTA_SIZE 0xFF
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#define PPP_HEAP_INITIAL_SIZE 20000 // approx 20K
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#define PPP_HEAP_MAX_SIZE 0 // Grow heap as required
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//
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// Debug trace component values
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//
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#define TRACE_LEVEL_1 (0x00010000|TRACE_USE_MASK|TRACE_USE_MSEC)
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#define TRACE_LEVEL_2 (0x00020000|TRACE_USE_MASK|TRACE_USE_MSEC)
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//
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// Event Logging macros
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//
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#define PppLogWarning( LogId, NumStrings, lpwsSubStringArray ) \
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if ( PppConfigInfo.dwLoggingLevel > 1 ) { \
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RouterLogWarning( PppConfigInfo.hLogEvents, LogId, \
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NumStrings, lpwsSubStringArray, 0 ); }
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#define PppLogError( LogId, NumStrings, lpwsSubStringArray, dwRetCode ) \
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if ( PppConfigInfo.dwLoggingLevel > 0 ) { \
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RouterLogError( PppConfigInfo.hLogEvents, LogId, \
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NumStrings, lpwsSubStringArray, dwRetCode ); }
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#define PppLogErrorString(LogId,NumStrings,lpwsSubStringArray,dwRetCode,dwPos ) \
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if ( PppConfigInfo.dwLoggingLevel > 0 ) { \
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RouterLogErrorString( PppConfigInfo.hLogEvents, LogId, NumStrings, \
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lpwsSubStringArray, dwRetCode, dwPos ); }
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#define PppLogInformation( LogId, NumStrings, lpwsSubStringArray ) \
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if ( PppConfigInfo.dwLoggingLevel > 2 ) { \
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RouterLogInformation( PppConfigInfo.hLogEvents, \
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LogId, NumStrings, lpwsSubStringArray, 0 ); }
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//General macros
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#define GEN_RAND_ENCODE_SEED ((CHAR) ( 1 + rand() % 250 ))
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//
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// PPP packet header
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//
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typedef struct _PPP_PACKET
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{
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BYTE Protocol[2]; // Protocol Number
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BYTE Information[1]; // Data
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} PPP_PACKET, *PPPP_PACKET;
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#define PPP_PACKET_HDR_LEN ( sizeof( PPP_PACKET ) - 1 )
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//
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// PPP Link phases
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//
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typedef enum PPP_PHASE
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{
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PPP_LCP,
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PPP_AP,
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PPP_NEGOTIATING_CALLBACK,
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PPP_NCP
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} PPP_PHASE;
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#define LCP_INDEX 0
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//
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// Different types of timer events that can occur
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//
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typedef enum TIMER_EVENT_TYPE
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{
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TIMER_EVENT_TIMEOUT,
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TIMER_EVENT_AUTODISCONNECT,
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TIMER_EVENT_HANGUP,
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TIMER_EVENT_NEGOTIATETIME,
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TIMER_EVENT_SESSION_TIMEOUT,
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TIMER_EVENT_FAV_PEER_TIMEOUT,
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TIMER_EVENT_INTERIM_ACCOUNTING,
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TIMER_EVENT_LCP_ECHO
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} TIMER_EVENT_TYPE;
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//
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// FSM states
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//
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typedef enum FSM_STATE
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{
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FSM_INITIAL = 0,
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FSM_STARTING,
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FSM_CLOSED,
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FSM_STOPPED,
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FSM_CLOSING,
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FSM_STOPPING,
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FSM_REQ_SENT,
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FSM_ACK_RCVD,
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FSM_ACK_SENT,
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FSM_OPENED
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} FSM_STATE;
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//
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// Phase of PPP connection.
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//
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typedef enum NCP_PHASE
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{
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NCP_DEAD,
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NCP_CONFIGURING,
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NCP_UP,
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NCP_DOWN
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} NCP_PHASE;
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//
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// BAP states
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//
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typedef enum BAP_STATE
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{
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BAP_STATE_INITIAL,
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BAP_STATE_SENT_CALL_REQ,
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BAP_STATE_SENT_CALLBACK_REQ,
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BAP_STATE_SENT_DROP_REQ,
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BAP_STATE_SENT_STATUS_IND,
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BAP_STATE_CALLING,
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BAP_STATE_LISTENING
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} BAP_STATE;
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#define BAP_STATE_LIMIT BAP_STATE_LISTENING // Highest number we can handle
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//
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// List of messages to be collected by the owner of this port
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//
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typedef struct _CLIENT_MESSAGE
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{
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struct _CLIENT_MESSAGE * pNext;
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PPP_MESSAGE Msg;
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} CLIENT_MESSAGE, *PCLIENT_MESSAGE;
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//
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// Values of the PCB->fFlags field
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//
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#define PCBFLAG_CAN_BE_BUNDLED 0x00000001 // MultiLink was negotiated
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#define PCBFLAG_IS_BUNDLED 0x00000002 // This link is part of a bundle
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#define PCBFLAG_IS_SERVER 0x00000004 // Port opened by server
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#define PCBFLAG_THIS_IS_A_CALLBACK 0x00000008 // Current call is a callbak
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#define PCBFLAG_NEGOTIATE_CALLBACK 0x00000010 // LCP indicates CBCP should run
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#define PCBFLAG_DOING_CALLBACK 0x00000020 // Shutting down for callback
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#define PCBFLAG_IS_ADVANCED_SERVER 0x00000040
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#define PCBFLAG_NCPS_INITIALIZED 0x00000080
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#define PCBFLAG_PORT_IN_LISTENING_STATE \
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0x00000100 // We have done a RasPortOpen
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// on this port. We need to
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// do a RasPortClose finally.
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#define PCBFLAG_MPPE_KEYS_SET 0x00000200
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#define PCBFLAG_CONNECTION_LOGGED 0x00000400
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#define PCBFLAG_NON_INTERACTIVE 0x00000800 // We cannot display any UI
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#define PCBFLAG_INTERIM_ACCT_SENT 0x00001000 // Interim accounting packet sent
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#define PCBFLAG_SERVICE_UNAVAILABLE 0x00002000 // Acct-Terminate-Cause is
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// Service Unavailable
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#define PCBFLAG_ACCOUNTING_STARTED 0x00004000 // Accounting has been started
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#define PCBFLAG_STOPPED_MSG_SENT 0x00008000 // PPPMSG_Stopped has been sent
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// to rasman
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#define PCBFLAG_DISABLE_NETBT 0x00010000
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#define PCBFLAG_RECVD_TERM_REQ 0x00020000
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//
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// Values of the BCB->fFlags field
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//
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#define BCBFLAG_CAN_DO_BAP 0x00000001 // We can do BAP/BACP
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#define BCBFLAG_CAN_CALL 0x00000002 // We can call out
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#define BCBFLAG_CAN_ACCEPT_CALLS 0x00000004 // We can accept calls
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#define BCBFLAG_PEER_CANT_CALL 0x00000008 // Peer rejects Callback-Requests
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#define BCBFLAG_PEER_CANT_ACCEPT_CALLS 0x00000010 // Peer rejects Call-Requests
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#define BCBFLAG_BAP_REQUIRED 0x00000020 // BAP is required
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#define BCBFLAG_LOGON_USER_DATA 0x00000040 // The pCustomAuthUserData has
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// come from Winlogon
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#define BCBFLAG_WKSTA_IN 0x00000080 // Incoming call on workstation
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#define BCBFLAG_LISTENING 0x00000100 // Temporary hack till Rao
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// provides RasPortCancelListen
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#define BCBFLAG_IS_SERVER 0x00000200 // Port opened by server
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#define BCBFLAG_IPCP_VJ_NEGOTIATED 0x00000400 // IPCP VJ negotiated
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#define BCBFLAG_BASIC_ENCRYPTION 0x00000800 // 40-bit RC4/DES
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#define BCBFLAG_STRONGER_ENCRYPTION 0x00001000 // 56-bit RC4/DES
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#define BCBFLAG_STRONGEST_ENCRYPTION 0x00002000 // 128-bit RC4 or 3DES
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//
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// This structure is used at initialize time to load all the dlls.
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//
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typedef struct _DLL_ENTRY_POINTS
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{
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FARPROC pRasCpEnumProtocolIds;
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FARPROC pRasCpGetInfo;
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CHAR * pszModuleName;
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HINSTANCE hInstance;
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} DLL_ENTRY_POINTS, *PDLL_ENTRY_POINTS;
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//
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// Contains all information pertaining to a control protocol
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//
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typedef struct _CONTROL_PROTOCOL_CONTROL_BLOCK
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{
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FSM_STATE State; // State this FSM is in currently
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DWORD Protocol; // Protocol (used only for Auth. protocols)
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DWORD LastId; // ID of the last REQ sent
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PVOID pWorkBuf; // Pointer to work buffer for this CP.
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DWORD ConfigRetryCount; // # of retries for Config requests.
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DWORD TermRetryCount; // # of retries for Terminate requests.
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DWORD NakRetryCount; // # of retries for Nak
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DWORD RejRetryCount; // # of retries for Rej before terminating.
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DWORD dwError; // Contains error code if NCP failed
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BOOL fConfigurable; // Indicates if this protocol may be configured
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BOOL fBeginCalled; // RasCpBegin was successfully called.
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NCP_PHASE NcpPhase; // NCP_DEAD, NCP_CONFIGURING, NCP_UP, NCP_DOWN
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} CPCB, *PCPCB;
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//
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// Contains all information pertaining to BAP
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//
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typedef struct _BAP_CONTROL_BLOCK
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{
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BAP_STATE BapState;
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//
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// Number of retries for request. Initialized in FSendInitialBapRequest.
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//
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DWORD dwRetryCount;
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//
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// Number of links up when the last BAP_PACKET_DROP_REQ was sent. Set in
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// BapEventDropLink.
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//
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DWORD dwLinkCount;
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//
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// Forcibly drop the link if the peer NAKs. Useful when sending
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// BAP_PACKET_DROP_REQ. Set in BapEventDropLink and BapEventRecvDropReq.
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//
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DWORD fForceDropOnNak;
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//
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// The ID in the Call-Status-Indication packet should be the same as the one
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// in last Call-Request sent or the last Callback-Request received. Set in
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// BapEventRecvCallOrCallbackReq[Resp]
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//
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DWORD dwStatusIndicationId;
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//
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// If we send a Callback-Request or receive a Call-Request, szPortName will
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// contain the port to use for RasPortListen(). Non-Router Clients only.
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//
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CHAR szPortName[MAX_PORT_NAME + 1];
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//
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// If we send a Call-Request or receive a Callback-Request, dwSubEntryIndex
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// will contain the sub entry for RasDial() and szPeerPhoneNumber will
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// contain the phone number to dial (Call-Request case). Clients and Routers
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// only.
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//
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DWORD dwSubEntryIndex;
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CHAR szPeerPhoneNumber[RAS_MaxPhoneNumber+1];
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//
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// If the server receives a Callback-Request, hPort will contain the port on
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// which the server will call. Non-Router Servers only.
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//
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HPORT hPort;
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//
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// For a client, szServerPhoneNumber is the phone number first dialed. For a
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// server, szServerPhoneNumber is the phone number the client first dialed.
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// Set in ProcessLineUpWorker.
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//
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CHAR * szServerPhoneNumber;
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//
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// For a server, szClientPhoneNumber is the phone number first dialed.
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// Allocated in ProcessLineUpWorker, set in FReadPhoneDelta.
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//
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CHAR * szClientPhoneNumber;
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//
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// pbPhoneDeltaRemote is allocated by FCallInitial(). At that time
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// dwPhoneDeltaRemoteOffset is set to 0. Every time we pluck a Phone-Delta
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// from pbPhoneDeltaRemote in FCall(), we increment dwPhoneDeltaRemoteOffset
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// to point to the next Phone-Delta. When there are no more Phone-Deltas to
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// pluck, we deallocate phPhoneDeltaRemote.
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//
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BOOL fPeerSuppliedPhoneNumber; // We have to use pbPhoneDeltaRemote
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BYTE * pbPhoneDeltaRemote; // The Phone-Delta sent by the peer
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DWORD dwPhoneDeltaRemoteOffset; // Offset into pbPhoneDeltaRemote
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//
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// The following variables hold values of the various BAP Datagram Options.
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//
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DWORD dwOptions; // The options to send. See BAP_OPTION_*
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DWORD dwType; // Type of last BAP REQ packet sent
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DWORD dwId; // ID of last BAP REQ packet sent.
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// Initialized in AllocateAndInitBcb.
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DWORD dwLinkSpeed; // Link-Speed in Link-Type option
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DWORD dwLinkType; // Link-Type in Link-Type option
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//
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// If there are three Phone-Deltas with
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//
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// Unique-Digits = 4, Subscriber-Number = "1294", Sub-Address = "56",
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// Unique-Digits = 0, Subscriber-Number = "", Sub-Address = "",
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// Unique-Digits = 3, Subscriber-Number = "703", Sub-Address = "",
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//
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// pbPhoneDelta will have:
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// 4 0 '1' '2' '9' '4' 0 '5' '6' 0 FF 3 0 '7' '0' '3' 0 0 0
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//
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// 0's separate the Sub-Options. The last 0 inidicates that there are no
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// more Phone-Deltas.
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//
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// Unique-Digits is equal to the size of the Subscriber-Number (we ignore
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// additional digits sent by the peer). If Unique-Digits is 0, then we
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// represent that Phone-Delta with one byte (0xFF) instead of 0 0 0 because
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// the latter is indistinguishable from the termination of the Phone-Deltas.
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//
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// Phone-Deltas can only occupy the first BAP_PHONE_DELTA_SIZE bytes. The
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// last byte must always be 0.
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//
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BYTE pbPhoneDelta[BAP_PHONE_DELTA_SIZE + 1]; // Phone-Delta option
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DWORD dwLinkDiscriminator; // Link-Discriminator option
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DWORD dwStatus; // Status in Call-Status option
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DWORD dwAction; // Action in Call-Status option
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} BAPCB;
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struct _PORT_CONTROL_BLOCK;
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//
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// Multilinked Bundle Control Block
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//
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typedef struct _BCB
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{
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struct _BCB * pNext;
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|
|
struct _PORT_CONTROL_BLOCK** ppPcb; // Array of back pointers to PCBs
|
|
|
|
DWORD dwLinkCount; // Number of links in the bundle
|
|
|
|
DWORD dwAcctLinkCount; // The value of raatAcctLinkCount
|
|
|
|
DWORD dwMaxLinksAllowed; // Max number of links allowed
|
|
|
|
DWORD dwBundleId; // Used for timeouts.
|
|
|
|
DWORD UId; // Bundle wide unique Id.
|
|
|
|
HCONN hConnection; // Connection handle for this bundle.
|
|
// This is unique and not recycled.
|
|
|
|
DWORD dwPpcbArraySize; // Size of the back pointers array
|
|
|
|
DWORD fFlags; // See BCBFLAG_*
|
|
|
|
HANDLE hLicense;
|
|
|
|
HANDLE hTokenImpersonateUser; // Valid for non router clients only
|
|
|
|
PRAS_CUSTOM_AUTH_DATA pCustomAuthConnData; // Valid for clients only
|
|
|
|
PRAS_CUSTOM_AUTH_DATA pCustomAuthUserData; // Valid for clients only
|
|
|
|
PPP_EAP_UI_DATA EapUIData; // Valid for clients only
|
|
|
|
PPP_BAPPARAMS BapParams;
|
|
|
|
BAPCB BapCb;
|
|
|
|
DWORD nboRemoteAddress;
|
|
|
|
CHAR * szPhonebookPath; // For clients only
|
|
|
|
CHAR * szEntryName; // For clients only
|
|
|
|
CHAR * szTextualSid; // For clients only
|
|
|
|
CHAR * szReplyMessage;
|
|
|
|
CHAR * szRemoteIdentity;
|
|
|
|
CHAR chSeed; // seed for encrypting password
|
|
|
|
CHAR szRemoteUserName[UNLEN+1];
|
|
|
|
CHAR szRemoteDomain[DNLEN+1];
|
|
|
|
CHAR szLocalUserName[UNLEN+1];
|
|
|
|
CHAR szLocalDomain[DNLEN+1];
|
|
|
|
CHAR szPassword[PWLEN+1];
|
|
|
|
CHAR szOldPassword[PWLEN+1];
|
|
|
|
CHAR szComputerName[MAX_COMPUTERNAME_LENGTH +
|
|
sizeof( MS_RAS_WITH_MESSENGER ) + 1];//Peer's Name is
|
|
//extracted from LCP
|
|
//identification message
|
|
//and stored here
|
|
CHAR szClientVersion[sizeof(MS_RAS_VERSION) + 1]; //Peer's version
|
|
//is stored here
|
|
|
|
PPP_INTERFACE_INFO InterfaceInfo;
|
|
|
|
CPCB CpCb[1]; // C.P.s for the bundle.
|
|
|
|
}BCB,*PBCB;
|
|
|
|
//
|
|
// Contains all information regarding a port.
|
|
//
|
|
|
|
typedef struct _PORT_CONTROL_BLOCK
|
|
{
|
|
struct _PORT_CONTROL_BLOCK * pNext;
|
|
|
|
BCB * pBcb; // Pointer to the BCB if this port is bundled.
|
|
|
|
HPORT hPort; // Handle to the RAS PORT
|
|
|
|
BYTE UId; // Used to get port-wide unique Id.
|
|
|
|
DWORD RestartTimer; // Seconds to wait before timing out.
|
|
|
|
PPP_PACKET* pSendBuf; // Pointer to send buffer
|
|
|
|
PPP_PHASE PppPhase; // Phase the PPP connection process is in.
|
|
|
|
DWORD dwAuthRetries;
|
|
|
|
DWORD fFlags;
|
|
|
|
DWORD dwDeviceType;
|
|
|
|
DWORD dwPortId; // Used for timeouts on this port
|
|
|
|
HPORT hportBundleMember;//hPort of port that this port is bundled with
|
|
|
|
DWORD dwSessionTimeout; // In Seconds
|
|
|
|
DWORD dwAutoDisconnectTime; // In Seconds
|
|
|
|
DWORD dwLCPEchoTimeInterval; //Time interval between LCP echos
|
|
|
|
DWORD dwIdleBeforeEcho; //Idle time before the LCP echo begins
|
|
|
|
DWORD dwNumMissedEchosBeforeDisconnect; //Num missed echos before disconnect
|
|
|
|
DWORD fEchoRequestSend; //Flag indicating that echo request is send
|
|
//and we are in the wait mode...
|
|
|
|
DWORD dwNumEchoResponseMissed; //Number of Echo Responses missed...
|
|
|
|
DWORD fCallbackPrivilege;
|
|
|
|
DWORD dwOutstandingAuthRequestId;
|
|
|
|
HCONN hConnection; // Set in BapEventRecvCallOrCallbackResp.
|
|
// Used in ProcessRasPortListenEvent.
|
|
DWORD dwEapTypeToBeUsed;
|
|
|
|
DWORD dwClientEapTypeId;
|
|
|
|
DWORD dwServerEapTypeId;
|
|
|
|
RAS_AUTH_ATTRIBUTE * pUserAttributes;
|
|
|
|
RAS_AUTH_ATTRIBUTE * pAuthenticatorAttributes;
|
|
|
|
RAS_AUTH_ATTRIBUTE * pAuthProtocolAttributes;
|
|
|
|
RAS_AUTH_ATTRIBUTE * pAccountingAttributes;
|
|
|
|
PPP_CONFIG_INFO ConfigInfo;
|
|
|
|
DWORD dwSubEntryIndex; // Valid for clients only
|
|
|
|
CPCB CallbackCb;
|
|
|
|
CPCB AuthenticatorCb;
|
|
|
|
CPCB AuthenticateeCb;
|
|
|
|
CPCB LcpCb;
|
|
|
|
ULARGE_INTEGER qwActiveTime;
|
|
|
|
LUID Luid;
|
|
|
|
CHAR szCallbackNumber[MAX_PHONE_NUMBER_LEN+1];
|
|
|
|
CHAR szPortName[MAX_PORT_NAME+1];
|
|
|
|
DWORD dwAccountingDone; //Flag to signify that accounting is done.
|
|
|
|
} PCB, *PPCB;
|
|
|
|
|
|
//
|
|
// Bucket containing a linked list of Port Control Blocks.
|
|
//
|
|
|
|
typedef struct _PCB_BUCKET
|
|
{
|
|
PCB * pPorts; // Pointer to list of ports in this bucket
|
|
|
|
} PCB_BUCKET, *PPCB_BUCKET;
|
|
|
|
//
|
|
// Bucket containing a linked list of Bundle Control Blocks.
|
|
//
|
|
|
|
typedef struct _BCB_BUCKET
|
|
{
|
|
BCB * pBundles; // Pointer to list of ports in this bucket
|
|
|
|
} BCB_BUCKET, *PBCB_BUCKET;
|
|
|
|
#define MAX_NUMBER_OF_PCB_BUCKETS 61
|
|
|
|
//
|
|
// Array or hash table of buckets of Port Control Blocks and buckets of Bundle
|
|
// Control Blocks
|
|
//
|
|
|
|
typedef struct _PCB_TABLE
|
|
{
|
|
PCB_BUCKET* PcbBuckets; // Array of PCB buckets
|
|
|
|
BCB_BUCKET* BcbBuckets; // Array of BCB buckets
|
|
|
|
DWORD NumPcbBuckets; // Number of buckets in the array.
|
|
|
|
} PCB_TABLE, *PPCB_TABLE;
|
|
|
|
typedef struct _PPP_AUTH_INFO
|
|
{
|
|
DWORD dwError;
|
|
|
|
DWORD dwId;
|
|
|
|
DWORD dwResultCode;
|
|
|
|
RAS_AUTH_ATTRIBUTE * pInAttributes;
|
|
|
|
RAS_AUTH_ATTRIBUTE * pOutAttributes;
|
|
|
|
} PPP_AUTH_INFO, *PPPP_AUTH_INFO;
|
|
|
|
//
|
|
// BAP call attempt result
|
|
//
|
|
|
|
typedef struct _BAP_CALL_RESULT
|
|
{
|
|
DWORD dwResult;
|
|
|
|
HRASCONN hRasConn;
|
|
|
|
} BAP_CALL_RESULT;
|
|
|
|
//
|
|
// Contains information regarding work to be done by the worker thread.
|
|
//
|
|
|
|
typedef struct _PCB_WORK_ITEM
|
|
{
|
|
struct _PCB_WORK_ITEM * pNext;
|
|
|
|
VOID (*Process)( struct _PCB_WORK_ITEM * pPcbWorkItem );
|
|
|
|
HPORT hPort; // Handle to RAS PORT
|
|
|
|
HPORT hConnection; // Handle to the connection
|
|
|
|
HANDLE hEvent; // Handle to stop event
|
|
|
|
BOOL fServer;
|
|
|
|
PPP_PACKET* pPacketBuf; // Used to process receives
|
|
|
|
DWORD PacketLen; // Used to process receives
|
|
|
|
DWORD dwPortId; // Used to process timeouts
|
|
|
|
DWORD Id; // Used to process timeouts
|
|
|
|
DWORD Protocol; // Used to process timeouts
|
|
|
|
BOOL fAuthenticator; // Used to process timeouts
|
|
|
|
TIMER_EVENT_TYPE TimerEventType; // Used to process timeouts
|
|
|
|
union
|
|
{
|
|
PPP_START Start;
|
|
PPPDDM_START DdmStart;
|
|
PPP_CALLBACK_DONE CallbackDone;
|
|
PPP_CALLBACK Callback;
|
|
PPP_CHANGEPW ChangePw;
|
|
PPP_RETRY Retry;
|
|
PPP_STOP PppStop;
|
|
PPP_INTERFACE_INFO InterfaceInfo;
|
|
PPP_AUTH_INFO AuthInfo;
|
|
PPP_BAP_EVENT BapEvent;
|
|
BAP_CALL_RESULT BapCallResult;
|
|
PPP_DHCP_INFORM DhcpInform;
|
|
PPP_EAP_UI_DATA EapUIData;
|
|
PPP_PROTOCOL_EVENT ProtocolEvent;
|
|
PPP_IP_ADDRESS_LEASE_EXPIRED
|
|
IpAddressLeaseExpired;
|
|
PPP_POST_LINE_DOWN PostLineDown;
|
|
}
|
|
PppMsg;
|
|
|
|
} PCB_WORK_ITEM, *PPCB_WORK_ITEM;
|
|
|
|
|
|
//
|
|
// Linked list of work items
|
|
//
|
|
|
|
typedef struct _PCB_WORK_ITEMQ
|
|
{
|
|
struct _PCB_WORK_ITEM * pQHead; // Head of work item Q
|
|
|
|
struct _PCB_WORK_ITEM * pQTail; // Tail of work item Q
|
|
|
|
CRITICAL_SECTION CriticalSection;// Mutex around this Q
|
|
|
|
HANDLE hEventNonEmpty; // Indicates if the Q is non-empty
|
|
|
|
} PCB_WORK_ITEMQ, *PPCB_WORK_ITEMQ;
|
|
|
|
#define PPPCONFIG_FLAG_WKSTA 0x00000001 // Windows NT workstation
|
|
#define PPPCONFIG_FLAG_DIRECT 0x00000002 // Direct incoming call on wksta
|
|
#define PPPCONFIG_FLAG_TUNNEL 0x00000004 // Tunnel incoming call on wksta
|
|
#define PPPCONFIG_FLAG_DIALUP 0x00000008 // DailUp incoming call on wksta
|
|
|
|
//
|
|
// Structure containing PPP configuration data.
|
|
//
|
|
|
|
typedef struct _PPP_CONFIGURATION
|
|
{
|
|
DWORD NumberOfCPs; // Number of CPs in the PCB, starting from 0
|
|
|
|
DWORD NumberOfAPs; // Number of APs in the PCB, starting from
|
|
// NumberOfCPs + 1
|
|
|
|
DWORD DefRestartTimer;// Configurable default restart timer.
|
|
|
|
DWORD fFlags;
|
|
|
|
//
|
|
// Is RADIUS authentication being used?
|
|
//
|
|
|
|
BOOL fRadiusAuthenticationUsed;
|
|
|
|
//
|
|
// # of Terminate requests to send w/o receiving Terminate-Ack, def=2
|
|
//
|
|
|
|
DWORD MaxTerminate;
|
|
|
|
//
|
|
// # of Configure requests to send w/o receiving Configure-Ack/NaK/Reject
|
|
// def=10
|
|
|
|
DWORD MaxConfigure;
|
|
|
|
//
|
|
// # of Configure-Nak to send w/o sending a Configure-Ack. def=10
|
|
//
|
|
|
|
DWORD MaxFailure;
|
|
|
|
//
|
|
// # of Configure-Rej to send before assuming that the negotiation will
|
|
// not terminate.
|
|
|
|
DWORD MaxReject;
|
|
|
|
//
|
|
// High level timer for the PPP negotiation. If PPP does not complete
|
|
// within this amount of time the line will be hung up.
|
|
//
|
|
|
|
DWORD NegotiateTime;
|
|
|
|
DWORD dwCallbackDelay;
|
|
|
|
DWORD dwTraceId;
|
|
|
|
DWORD dwDefaultPortLimit;
|
|
|
|
DWORD dwDefaultSessionTimeout;
|
|
|
|
DWORD dwDefaulIdleTimeout;
|
|
|
|
DWORD dwHangUpExtraSampleSeconds;
|
|
|
|
DWORD dwHangupExtraPercent;
|
|
|
|
DWORD dwBapListenTimeoutSeconds;
|
|
|
|
DWORD dwUnknownPacketTraceSize;
|
|
|
|
DWORD dwDontNegotiateMultiLinkOnSingleLink;
|
|
|
|
DWORD dwLoggingLevel;
|
|
|
|
DWORD dwLCPEchoTimeInterval; //Time interval between LCP echos
|
|
|
|
DWORD dwIdleBeforeEcho; //Idle time before the LCP echo begins
|
|
|
|
DWORD dwNumMissedEchosBeforeDisconnect; //Num missed echos before disconnect
|
|
|
|
HANDLE hLogEvents;
|
|
|
|
HANDLE hHeap;
|
|
|
|
HANDLE hEventChangeNotification;
|
|
|
|
HKEY hKeyPpp;
|
|
|
|
HINSTANCE hInstanceParserDll;
|
|
|
|
CHAR* pszParserDllPath;
|
|
|
|
VOID (*SendPPPMessageToDdm)( IN PPP_MESSAGE * PppMsg );
|
|
|
|
DWORD (*RasAuthProviderFreeAttributes)(
|
|
IN RAS_AUTH_ATTRIBUTE * pInAttributes );
|
|
|
|
DWORD (*RasAuthProviderAuthenticateUser)(
|
|
IN RAS_AUTH_ATTRIBUTE * pInAttributes,
|
|
OUT PRAS_AUTH_ATTRIBUTE* ppOutAttributes,
|
|
OUT DWORD * lpdwResultCode);
|
|
|
|
DWORD (*RasAcctProviderStartAccounting)(
|
|
IN RAS_AUTH_ATTRIBUTE * pInAttributes,
|
|
OUT PRAS_AUTH_ATTRIBUTE* ppOutAttributes);
|
|
|
|
DWORD (*RasAcctProviderInterimAccounting)(
|
|
IN RAS_AUTH_ATTRIBUTE * pInAttributes,
|
|
OUT PRAS_AUTH_ATTRIBUTE* ppOutAttributes);
|
|
|
|
DWORD (*RasAcctProviderStopAccounting)(
|
|
IN RAS_AUTH_ATTRIBUTE * pInAttributes,
|
|
OUT PRAS_AUTH_ATTRIBUTE* ppOutAttributes);
|
|
|
|
DWORD (*RasAcctProviderFreeAttributes)(
|
|
IN RAS_AUTH_ATTRIBUTE * pInAttributes );
|
|
|
|
DWORD (*GetNextAccountingSessionId)( VOID );
|
|
|
|
DWORD (*RasIpcpDhcpInform)( IN VOID * pWorkBuf,
|
|
IN PPP_DHCP_INFORM * pDhcpInform );
|
|
|
|
VOID (*RasIphlpDhcpCallback)( IN ULONG nboIpAddr );
|
|
|
|
VOID (*PacketFromPeer)(
|
|
IN HANDLE hPort,
|
|
IN BYTE* pbDataIn,
|
|
IN DWORD dwSizeIn,
|
|
OUT BYTE** ppbDataOut,
|
|
OUT DWORD* pdwSizeOut );
|
|
|
|
VOID (*PacketToPeer)(
|
|
IN HANDLE hPort,
|
|
IN BYTE* pbDataIn,
|
|
IN DWORD dwSizeIn,
|
|
OUT BYTE** ppbDataOut,
|
|
OUT DWORD* pdwSizeOut );
|
|
|
|
VOID (*PacketFree)(
|
|
IN BYTE* pbData );
|
|
|
|
DWORD dwNASIpAddress;
|
|
|
|
DWORD PortUIDGenerator;
|
|
|
|
//
|
|
// Server config info. Contains information as to what CPs to mark as
|
|
// configurable
|
|
//
|
|
|
|
PPP_CONFIG_INFO ServerConfigInfo;
|
|
|
|
CHAR szNASIdentifier[MAX_COMPUTERNAME_LENGTH+1];
|
|
|
|
//
|
|
// This is the Multilink endpoint discriminator option. It is stored in
|
|
// network form. It contains the class and address fields.
|
|
|
|
BYTE EndPointDiscriminator[21];
|
|
|
|
} PPP_CONFIGURATION, *PPPP_CONFIGURATION;
|
|
|
|
//
|
|
//
|
|
// Timer queue item
|
|
//
|
|
|
|
typedef struct _TIMER_EVENT
|
|
{
|
|
struct _TIMER_EVENT* pNext;
|
|
|
|
struct _TIMER_EVENT* pPrev;
|
|
|
|
TIMER_EVENT_TYPE EventType;
|
|
|
|
DWORD dwPortId; // Id of the port/bundle REQ this timeout is for
|
|
|
|
HPORT hPort; // Handle of the port REQ this timeout is for.
|
|
|
|
DWORD Protocol; // Protocol for the timeout event.
|
|
|
|
DWORD Id; // ID of the REQ this timeout is for
|
|
|
|
BOOL fAuthenticator;// Used to determine the side of Auth protocols
|
|
|
|
DWORD Delta; // # of secs. to wait after prev. TIMER_EVENT
|
|
|
|
} TIMER_EVENT, *PTIMER_EVENT;
|
|
|
|
//
|
|
// Head of timer queue.
|
|
//
|
|
|
|
typedef struct _TIMER_Q {
|
|
|
|
TIMER_EVENT * pQHead;
|
|
|
|
HANDLE hEventNonEmpty; // Indicates that the Q is not empty.
|
|
|
|
} TIMER_Q, *PTIMER_Q;
|
|
|
|
|
|
//
|
|
// Context atructure for Stop Accounting
|
|
//
|
|
|
|
typedef struct _STOP_ACCOUNTING_CONTEXT
|
|
{
|
|
PCB * pPcb; //Pointer to the PCB
|
|
RAS_AUTH_ATTRIBUTE * pAuthAttributes; //List of Authentication Attributes.
|
|
} STOP_ACCOUNTING_CONTEXT, * PSTOP_ACCOUNTING_CONTEXT ;
|
|
// Declare global data structures.
|
|
//
|
|
|
|
#ifdef _ALLOCATE_GLOBALS_
|
|
|
|
#define PPP_EXTERN
|
|
|
|
CHAR *FsmStates[] =
|
|
{
|
|
"Initial",
|
|
"Starting",
|
|
"Closed",
|
|
"Stopped",
|
|
"Closing",
|
|
"Stopping",
|
|
"Req Sent",
|
|
"Ack Rcvd",
|
|
"Ack Sent",
|
|
"Opened"
|
|
};
|
|
|
|
CHAR *FsmCodes[] =
|
|
{
|
|
NULL,
|
|
"Configure-Req",
|
|
"Configure-Ack",
|
|
"Configure-Nak",
|
|
"Configure-Reject",
|
|
"Terminate-Req",
|
|
"Terminate-Ack",
|
|
"Code-Reject",
|
|
"Protocol-Reject",
|
|
"Echo-Request",
|
|
"Echo-Reply",
|
|
"Discard-Request",
|
|
"Identification",
|
|
"Time-Remaining",
|
|
};
|
|
|
|
CHAR *SzBapStateName[] =
|
|
{
|
|
"INITIAL",
|
|
"SENT_CALL_REQ",
|
|
"SENT_CALLBACK_REQ",
|
|
"SENT_DROP_REQ",
|
|
"SENT_STATUS_IND",
|
|
"CALLING",
|
|
"LISTENING"
|
|
};
|
|
|
|
CHAR *SzBapPacketName[] =
|
|
{
|
|
"",
|
|
"CALL_REQ",
|
|
"CALL_RESP",
|
|
"CALLBACK_REQ",
|
|
"CALLBACK_RESP",
|
|
"DROP_REQ",
|
|
"DROP_RESP",
|
|
"STATUS_IND",
|
|
"STAT_RESP"
|
|
};
|
|
|
|
#else
|
|
|
|
#define PPP_EXTERN extern
|
|
|
|
extern CHAR * FsmStates[];
|
|
extern CHAR * FsmCodes[];
|
|
extern CHAR * SzBapStateName[];
|
|
extern CHAR * SzBapPacketName[];
|
|
|
|
#endif
|
|
|
|
PPP_EXTERN PCB_TABLE PcbTable;
|
|
|
|
PPP_EXTERN PCB_WORK_ITEMQ WorkItemQ;
|
|
|
|
PPP_EXTERN PPP_CONFIGURATION PppConfigInfo;
|
|
|
|
PPP_EXTERN PPPCP_ENTRY * CpTable;
|
|
|
|
PPP_EXTERN TIMER_Q TimerQ;
|
|
|
|
PPP_EXTERN DWORD DwBapTraceId;
|
|
|
|
PPP_EXTERN DWORD PrivateTraceId;
|
|
|
|
// BAP is meaningless over VPN's. For testing purposes, we may want to allow it.
|
|
|
|
PPP_EXTERN BOOL FDoBapOnVpn;
|
|
|
|
VOID
|
|
PrivateTrace(
|
|
IN CHAR* Format,
|
|
...
|
|
);
|
|
|
|
#endif
|