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 *
 * @APPLE_LICENSE_HEADER_START@
 *
 * Copyright (c) 1999-2001 Apple Computer, Inc.  All Rights Reserved. The
 * contents of this file constitute Original Code as defined in and are
 * subject to the Apple Public Source License Version 1.2 (the 'License').
 * You may not use this file except in compliance with the License.  Please
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 * read it before using this file.
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 * This Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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/*
	File:		QTSS_Private.h

	Contains:	Implementation-specific structures and typedefs used by the
				implementation of QTSS API in the Darwin Streaming Server
					
	
	
*/


#ifndef QTSS_PRIVATE_H
#define QTSS_PRIVATE_H

#ifdef __cplusplus
extern "C" {
#endif

#include "OSHeaders.h"
#include "QTSS.h"

class QTSSModule;
class Task;

typedef QTSS_Error 	(*QTSS_CallbackProcPtr)(...);
typedef void*		(*QTSS_CallbackPtrProcPtr)(...);

enum
{
	// Indexes for each callback routine. Addresses of the callback routines get
	// placed in an array. 
	// IMPORTANT: When adding new callbacks, add only to the end of the list and increment the 
	// 			  kLastCallback value. Inserting or changing the index order will break dynamic modules
	//			  built with another release.
	
	kNewCallback 					= 0,
	kDeleteCallback					= 1,
	kMillisecondsCallback			= 2,
	kConvertToUnixTimeCallback		= 3,
	kAddRoleCallback 				= 4,
	kAddAttributeCallback 			= 5,
	kIDForTagCallback 				= 6,
	kGetAttributePtrByIDCallback 	= 7,
	kGetAttributeByIDCallback 		= 8,
	kSetAttributeByIDCallback 		= 9,
	kWriteCallback					= 10,
	kWriteVCallback					= 11,
	kFlushCallback					= 12,
	kAddServiceCallback				= 13,
	kIDForServiceCallback			= 14,
	kDoServiceCallback				= 15,
	kSendRTSPHeadersCallback		= 16,
	kAppendRTSPHeadersCallback		= 17,
	kSendStandardRTSPCallback		= 18,
	kAddRTPStreamCallback			= 19,
	kPlayCallback					= 20,
	kPauseCallback					= 21,
	kTeardownCallback				= 22,
	kRequestEventCallback			= 23,
	kSetIdleTimerCallback			= 24,
	kOpenFileObjectCallback			= 25,
	kCloseFileObjectCallback		= 26,
	kReadCallback					= 27,
	kSeekCallback					= 28,
	kAdviseCallback					= 29,
	kGetNumValuesCallback			= 30,
	kGetNumAttributesCallback		= 31,
	kSignalStreamCallback			= 32,
	kCreateSocketStreamCallback		= 33,
	kDestroySocketStreamCallback	= 34,
	kAddStaticAttributeCallback		= 35,
	kAddInstanceAttributeCallback	= 36,
	kRemoveInstanceAttributeCallback= 37,
	kGetAttrInfoByIndexCallback		= 38,
	kGetAttrInfoByNameCallback		= 39,
	kGetAttrInfoByIDCallback		= 40,
	kGetValueAsStringCallback		= 41,
	kTypeToTypeStringCallback		= 42,
	kTypeStringToTypeCallback		= 43,
	kStringToValueCallback			= 44,		
	kValueToStringCallback			= 45,		
	kRemoveValueCallback			= 46,
	kRequestGlobalLockCallback		= 47, 
	kIsGlobalLockedCallback			= 48, 
	kUnlockGlobalLock				= 49, 
	kAuthenticateCallback			= 50,
	kAuthorizeCallback				= 51,	
	kRefreshTimeOutCallback  		= 52,
	kCreateObjectValueCallback  	= 53,
	kCreateObjectTypeCallback	  	= 54,
	kLockObjectCallback	  			= 55,
	kUnlockObjectCallback	  		= 56,
	kSetAttributePtrCallback 		= 57,
	kLastCallback 					= 58
};

typedef struct {
	// Callback function pointer array
	QTSS_CallbackProcPtr addr [kLastCallback];
} QTSS_Callbacks, *QTSS_CallbacksPtr;

typedef struct
{
	UInt32					inServerAPIVersion;
	QTSS_CallbacksPtr 		inCallbacks;
	QTSS_StreamRef	 		inErrorLogStream;
	UInt32					outStubLibraryVersion;
	QTSS_DispatchFuncPtr	outDispatchFunction;
	
} QTSS_PrivateArgs, *QTSS_PrivateArgsPtr;

typedef struct
{
	QTSSModule*	curModule;	// this structure is setup in each thread
	QTSS_Role	curRole;	// before invoking a module in a role. Sometimes
	Task*		curTask;	// this info. helps callback implementation
	Bool16		eventRequested;
	Bool16		globalLockRequested;	// request event with global lock.
	Bool16		isGlobalLocked;
	SInt64		idleTime;	// If a module has requested idle time.
	
} QTSS_ModuleState, *QTSS_ModuleStatePtr;

QTSS_StreamRef	GetErrorLogStream();


#ifdef __cplusplus
}
#endif

#endif