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329 lines
10 KiB
329 lines
10 KiB
/****************************************************************************
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*
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* $Archive: S:/STURGEON/SRC/CALLCONT/VCS/ccmain.h_v $
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*
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* INTEL Corporation Prorietary Information
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*
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* This listing is supplied under the terms of a license agreement
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* with INTEL Corporation and may not be copied nor disclosed except
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* in accordance with the terms of that agreement.
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*
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* Copyright (c) 1993-1994 Intel Corporation.
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*
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* $Revision: 1.81 $
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* $Date: 31 Jan 1997 13:13:50 $
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* $Author: MANDREWS $
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*
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* Deliverable:
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*
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* Abstract:
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*
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*
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* Notes:
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*
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***************************************************************************/
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#include <winerror.h>
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#ifdef GATEKEEPER
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#include "gkiman.h"
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#endif // GATEKEEPER
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#define MASTER_SLAVE_RETRY_MAX 10
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typedef struct {
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#ifdef _DEBUG
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CRITICAL_SECTION LockInfoLock;
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WORD wLockCount;
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WORD wNumQueuedThreads;
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HANDLE hOwningThread;
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#endif
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HANDLE Lock;
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} LOCK, *PLOCK;
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typedef struct {
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LOCK Lock;
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WORD wNumThreads;
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} THREADCOUNT;
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typedef enum {
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INITIALIZING_STATE,
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OPERATIONAL_STATE,
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SHUTDOWN_STATE
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} CALL_CONTROL_STATE;
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// The following typedef is not in callcont.h because it is only used internally
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typedef DWORD HHANGUP, *PHHANGUP;
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typedef enum {
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TS_FALSE,
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TS_TRUE,
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TS_UNKNOWN
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} TRISTATE;
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typedef enum {
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UNCONNECTED_MODE,
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POINT_TO_POINT_MODE,
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MULTIPOINT_MODE
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} CONFMODE;
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typedef enum {
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NEVER_ATTACHED, // Endpoint has never been attached to the conference
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ATTACHED, // Endpoint is currently attached to the conference
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DETACHED // Endpoint was once attached to the conference, but is now detached
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} ATTACHSTATE;
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typedef struct CallQueue_t {
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CC_HCALL hCall;
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struct CallQueue_t *pNext;
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struct CallQueue_t *pPrev;
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} CALL_QUEUE, *PCALL_QUEUE;
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#define NUM_TERMINAL_ALLOCATION_SLOTS 24 // 24*sizeof(BYTE) = 192 = max. terminal number
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#define NUM_CHANNEL_ALLOCATION_SLOTS 32 // 32*sizeof(BYTE) = 256 = max. channel number
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typedef enum {
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TERMINAL_ID_INVALID,
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TERMINAL_ID_REQUESTED,
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TERMINAL_ID_VALID
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} TERMINALIDSTATE;
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typedef struct {
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TERMINALIDSTATE TerminalIDState;
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CC_PARTICIPANTINFO ParticipantInfo;
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PCALL_QUEUE pEnqueuedRequestsForTerminalID; // list of calls waiting to get this peer's terminal ID
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} PARTICIPANTINFO, *PPARTICIPANTINFO;
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typedef struct Conference_t {
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CC_HCONFERENCE hConference; // handle for this conference object
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CC_CONFERENCEID ConferenceID; // conference ID (0 => conference ID has not
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// been established)
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PARTICIPANTINFO LocalParticipantInfo;
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BYTE TerminalNumberAllocation[NUM_TERMINAL_ALLOCATION_SLOTS];
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BYTE ChannelNumberAllocation[NUM_CHANNEL_ALLOCATION_SLOTS];
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BOOL bDeferredDelete;
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BOOL bMultipointCapable;
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BOOL bForceMC;
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BOOL bAutoAccept;
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ATTACHSTATE LocalEndpointAttached;
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BOOL bDynamicConferenceID;
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BOOL bDynamicTerminalID;
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PCC_TERMCAP pLocalH245H2250MuxCapability;
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PCC_TERMCAPLIST pLocalH245TermCapList; // terminal capabilities
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PCC_TERMCAPDESCRIPTORS pLocalH245TermCapDescriptors; // terminal capability descriptors
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BOOL bSessionTableInternallyConstructed; // TRUE => session table must be
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// deallocated by Call Control; FALSE => must be
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// deallocated by SessionTableConstructor
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PCC_SESSIONTABLE pSessionTable;
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PCC_TERMCAP pConferenceH245H2250MuxCapability;
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PCC_TERMCAPLIST pConferenceTermCapList;
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PCC_TERMCAPDESCRIPTORS pConferenceTermCapDescriptors;
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DWORD_PTR dwConferenceToken; // conference token specified by user in
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// CreateConference()
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CC_SESSIONTABLE_CONSTRUCTOR SessionTableConstructor;
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CC_TERMCAP_CONSTRUCTOR TermCapConstructor;
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CC_CONFERENCE_CALLBACK ConferenceCallback; // conference callback location
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CC_CONFERENCE_CALLBACK SaveConferenceCallback; // saved copy of the conference callback location
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struct Call_t *pEnqueuedCalls;
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struct Call_t *pPlacedCalls;
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struct Call_t *pEstablishedCalls;
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struct Call_t *pVirtualCalls;
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struct Channel_t *pChannels;
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TRISTATE tsMultipointController;
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TRISTATE tsMaster;
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CONFMODE ConferenceMode;
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PCC_ADDR pMultipointControllerAddr;
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PCC_VENDORINFO pVendorInfo;
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PCALL_QUEUE pEnqueuedRequestModeCalls;
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BOOL bInTable;
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struct Conference_t *pNextInTable;
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struct Conference_t *pPrevInTable;
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LOCK Lock;
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} CONFERENCE, *PCONFERENCE, **PPCONFERENCE;
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// State of call object
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typedef enum {
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INCOMING, // incoming call request has been received,
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// but not yet accepted or rejected
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ENQUEUED, // call has been enqueued on conference for later placement
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PLACED, // call has been placed, awaiting RINGING, CONNECT or RELEASECOMPLETE
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RINGING, // RINGING received, awaiting CONNECT or RELEASECOMPLETE
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TERMCAP, // CONNECT received or incoming call accepted,
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// awaiting completion of terminal capability exchange
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CALL_COMPLETE // call placement complete (either success or failure)
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} CALLSTATE;
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typedef enum {
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NEED_TO_SEND_TERMCAP,
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AWAITING_TERMCAP,
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AWAITING_ACK,
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TERMCAP_COMPLETE
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} TERMCAPSTATE;
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typedef enum {
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MASTER_SLAVE_NOT_STARTED,
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MASTER_SLAVE_IN_PROGRESS,
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MASTER_SLAVE_COMPLETE
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} MASTERSLAVESTATE;
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typedef enum {
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CALLER,
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CALLEE,
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VIRTUAL,
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THIRD_PARTY_INVITOR,
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THIRD_PARTY_INTERMEDIARY // we're the MC in a third party invite
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} CALLTYPE;
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typedef struct Call_t {
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CC_HCALL hCall;
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CC_HCONFERENCE hConference;
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HQ931CALL hQ931Call;
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HQ931CALL hQ931CallInvitor; // Invitor in third party invite
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PPARTICIPANTINFO pPeerParticipantInfo;
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BOOL bMarkedForDeletion;
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PCC_NONSTANDARDDATA pLocalNonStandardData;
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PCC_NONSTANDARDDATA pPeerNonStandardData;
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PCC_ADDR pQ931LocalConnectAddr;
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PCC_ADDR pQ931PeerConnectAddr;
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PCC_ADDR pQ931DestinationAddr;
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PCC_ADDR pSourceCallSignalAddress;
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PCC_TERMCAPLIST pPeerH245TermCapList;
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PCC_TERMCAP pPeerH245H2250MuxCapability;
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PCC_TERMCAPDESCRIPTORS pPeerH245TermCapDescriptors;
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PCC_ALIASNAMES pLocalAliasNames;
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PCC_ALIASNAMES pPeerAliasNames;
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PCC_ALIASNAMES pPeerExtraAliasNames;
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PCC_ALIASITEM pPeerExtension;
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PWSTR pszLocalDisplay;
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PWSTR pszPeerDisplay;
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PCC_VENDORINFO pPeerVendorInfo;
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DWORD_PTR dwUserToken;
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TERMCAPSTATE OutgoingTermCapState; // NEED_TO_SEND_TERMCAP, AWAITING_ACK, or
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// TERMCAP_COMPLETE
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TERMCAPSTATE IncomingTermCapState; // AWAITING_TERMCAP or TERMCAP_COMPLETE
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MASTERSLAVESTATE MasterSlaveState;
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struct Call_t *pNext;
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struct Call_t *pPrev;
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CALLSTATE CallState;
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CALLTYPE CallType;
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BOOL bCallerIsMC;
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CC_CONFERENCEID ConferenceID;
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BOOL bLinkEstablished;
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H245_INST_T H245Instance;
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DWORD dwH245PhysicalID;
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WORD wMasterSlaveRetry;
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GUID CallIdentifier;
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#ifdef GATEKEEPER
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GKICALL GkiCall;
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#endif // GATEKEEPER
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BOOL bInTable;
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struct Call_t *pNextInTable;
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struct Call_t *pPrevInTable;
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LOCK Lock;
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} CALL, *PCALL, **PPCALL;
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// Channel types must be bit maps
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#define TX_CHANNEL 0x01
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#define RX_CHANNEL 0x02
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#define TXRX_CHANNEL 0x04 // bi-directional channel
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#define PROXY_CHANNEL 0x08
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#define ALL_CHANNELS (TX_CHANNEL | RX_CHANNEL | TXRX_CHANNEL | PROXY_CHANNEL)
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typedef struct Channel_t {
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CC_HCHANNEL hChannel;
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CC_HCONFERENCE hConference;
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DWORD_PTR dwUserToken;
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BYTE bSessionID;
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BYTE bAssociatedSessionID;
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WORD wLocalChannelNumber;
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WORD wRemoteChannelNumber;
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BOOL bMultipointChannel;
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WORD wNumOutstandingRequests;
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PCC_TERMCAP pTxH245TermCap;
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PCC_TERMCAP pRxH245TermCap;
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H245_MUX_T *pTxMuxTable;
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H245_MUX_T *pRxMuxTable;
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H245_ACCESS_T *pSeparateStack;
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CC_HCALL hCall;
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BYTE bChannelType;
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BOOL bCallbackInvoked;
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TRISTATE tsAccepted;
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PCALL_QUEUE pCloseRequests;
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PCC_ADDR pLocalRTPAddr;
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PCC_ADDR pLocalRTCPAddr;
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PCC_ADDR pPeerRTPAddr;
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PCC_ADDR pPeerRTCPAddr;
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DWORD dwChannelBitRate;
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BOOL bLocallyOpened;
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struct Channel_t *pNext;
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struct Channel_t *pPrev;
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BOOL bInTable;
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struct Channel_t *pNextInTable;
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struct Channel_t *pPrevInTable;
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LOCK Lock;
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} CHANNEL, *PCHANNEL, **PPCHANNEL;
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typedef struct Listen_t {
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CC_HLISTEN hListen;
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CC_ADDR ListenAddr;
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DWORD_PTR dwListenToken;
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CC_LISTEN_CALLBACK ListenCallback;
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HQ931LISTEN hQ931Listen;
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PCC_ALIASNAMES pLocalAliasNames; // local alias names
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BOOL bInTable;
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struct Listen_t *pNextInTable;
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struct Listen_t *pPrevInTable;
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LOCK Lock;
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} LISTEN, *PLISTEN, **PPLISTEN;
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typedef struct Hangup_t {
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HHANGUP hHangup;
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CC_HCONFERENCE hConference;
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DWORD_PTR dwUserToken;
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WORD wNumCalls;
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BOOL bInTable;
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struct Hangup_t *pNextInTable;
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struct Hangup_t *pPrevInTable;
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LOCK Lock;
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} HANGUP, *PHANGUP, **PPHANGUP;
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#ifdef FORCE_SERIALIZE_CALL_CONTROL
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#define EnterCallControlTop() {CCLOCK_AcquireLock();}
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#define LeaveCallControlTop(f) {CCLOCK_RelinquishLock(); \
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return f;}
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#define EnterCallControl()
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#define HResultLeaveCallControl(f) {return f;}
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#define DWLeaveCallControl(f) {return f;}
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#else
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#define EnterCallControlTop() EnterCallControl()
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#define LeaveCallControlTop(f) HResultLeaveCallControl(f)
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#define EnterCallControl() {AcquireLock(&ThreadCount.Lock); \
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ThreadCount.wNumThreads++; \
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RelinquishLock(&ThreadCount.Lock);}
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#define NullLeaveCallControl() {AcquireLock(&ThreadCount.Lock); \
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ThreadCount.wNumThreads--; \
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RelinquishLock(&ThreadCount.Lock); \
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return;}
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#define HResultLeaveCallControl(f) {HRESULT stat; \
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stat = f; \
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AcquireLock(&ThreadCount.Lock); \
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ThreadCount.wNumThreads--; \
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RelinquishLock(&ThreadCount.Lock); \
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return stat;}
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#define DWLeaveCallControl(f) {DWORD stat; \
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stat = f; \
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AcquireLock(&ThreadCount.Lock); \
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ThreadCount.wNumThreads--; \
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RelinquishLock(&ThreadCount.Lock); \
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return stat;}
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#endif
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