多媒体编程

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EPPC.h：源码内容
							/*
     File:       EPPC.h
 
     Contains:   High Level Event Manager Interfaces.
 
     Version:    Technology: System 7.5
                 Release:    QuickTime 6.0.2
 
     Copyright:  (c) 1988-2001 by Apple Computer, Inc., all rights reserved
 
     Bugs?:      For bug reports, consult the following page on
                 the World Wide Web:
 
                     http://developer.apple.com/bugreporter/
 
*/
#ifndef __EPPC__
#define __EPPC__
#ifndef __MACERRORS__
#include "MacErrors.h"
#endif
#ifndef __APPLETALK__
#include "AppleTalk.h"
#endif
#ifndef __FILES__
#include "Files.h"
#endif
#ifndef __PPCTOOLBOX__
#include "PPCToolbox.h"
#endif
#ifndef __PROCESSES__
#include "Processes.h"
#endif
#ifndef __EVENTS__
#include "Events.h"
#endif
#if PRAGMA_ONCE
#pragma once
#endif
#ifdef __cplusplus
extern "C" {
#endif
#if PRAGMA_IMPORT
#pragma import on
#endif
#if PRAGMA_STRUCT_ALIGN
    #pragma options align=mac68k
#elif PRAGMA_STRUCT_PACKPUSH
    #pragma pack(push, 2)
#elif PRAGMA_STRUCT_PACK
    #pragma pack(2)
#endif
enum {
                                                                /* postOptions currently supported */
    receiverIDMask              = 0x0000F000,
    receiverIDisPSN             = 0x00008000,
    receiverIDisSignature       = 0x00007000,
    receiverIDisSessionID       = 0x00006000,
    receiverIDisTargetID        = 0x00005000,
    systemOptionsMask           = 0x00000F00,
    nReturnReceipt              = 0x00000200,
    priorityMask                = 0x000000FF,
    nAttnMsg                    = 0x00000001
};
enum {
                                                                /* constant for return receipts */
    HighLevelEventMsgClass      = FOUR_CHAR_CODE('jaym'),
    rtrnReceiptMsgID            = FOUR_CHAR_CODE('rtrn')
};
enum {
    msgWasPartiallyAccepted     = 2,
    msgWasFullyAccepted         = 1,
    msgWasNotAccepted           = 0
};
struct TargetID {
    long                            sessionID;
    PPCPortRec                      name;
    LocationNameRec                 location;
    PPCPortRec                      recvrName;
};
typedef struct TargetID                 TargetID;
typedef TargetID *                      TargetIDPtr;
typedef TargetIDPtr *                   TargetIDHandle;
typedef TargetIDHandle                  TargetIDHdl;
typedef TargetID                        SenderID;
typedef SenderID *                      SenderIDPtr;
struct HighLevelEventMsg {
    unsigned short                  HighLevelEventMsgHeaderLength;
    unsigned short                  version;
    unsigned long                   reserved1;
    EventRecord                     theMsgEvent;
    unsigned long                   userRefcon;
    unsigned long                   postingOptions;
    unsigned long                   msgLength;
};
typedef struct HighLevelEventMsg        HighLevelEventMsg;
typedef HighLevelEventMsg *             HighLevelEventMsgPtr;
typedef HighLevelEventMsgPtr *          HighLevelEventMsgHandle;
typedef HighLevelEventMsgHandle         HighLevelEventMsgHdl;
typedef CALLBACK_API( Boolean , GetSpecificFilterProcPtr )(void *contextPtr, HighLevelEventMsgPtr msgBuff, const TargetID *sender);
typedef STACK_UPP_TYPE(GetSpecificFilterProcPtr)                GetSpecificFilterUPP;
#if OPAQUE_UPP_TYPES
#if CALL_NOT_IN_CARBON
    EXTERN_API(GetSpecificFilterUPP)
    NewGetSpecificFilterUPP        (GetSpecificFilterProcPtr userRoutine);
    EXTERN_API(void)
    DisposeGetSpecificFilterUPP    (GetSpecificFilterUPP    userUPP);
    EXTERN_API(Boolean)
    InvokeGetSpecificFilterUPP     (void *                  contextPtr,
                                    HighLevelEventMsgPtr    msgBuff,
                                    const TargetID *        sender,
                                    GetSpecificFilterUPP    userUPP);
#endif  /* CALL_NOT_IN_CARBON */
#else
    enum { uppGetSpecificFilterProcInfo = 0x00000FD0 };             /* pascal 1_byte Func(4_bytes, 4_bytes, 4_bytes) */
    #define NewGetSpecificFilterUPP(userRoutine)                    (GetSpecificFilterUPP)NewRoutineDescriptor((ProcPtr)(userRoutine), uppGetSpecificFilterProcInfo, GetCurrentArchitecture())
    #define DisposeGetSpecificFilterUPP(userUPP)                    DisposeRoutineDescriptor(userUPP)
    #define InvokeGetSpecificFilterUPP(contextPtr, msgBuff, sender, userUPP)  (Boolean)CALL_THREE_PARAMETER_UPP((userUPP), uppGetSpecificFilterProcInfo, (contextPtr), (msgBuff), (sender))
#endif
/* support for pre-Carbon UPP routines: NewXXXProc and CallXXXProc */
#define NewGetSpecificFilterProc(userRoutine)                   NewGetSpecificFilterUPP(userRoutine)
#define CallGetSpecificFilterProc(userRoutine, contextPtr, msgBuff, sender) InvokeGetSpecificFilterUPP(contextPtr, msgBuff, sender, userRoutine)
#if CALL_NOT_IN_CARBON
#if CALL_NOT_IN_CARBON
EXTERN_API( OSErr )
PostHighLevelEvent              (const EventRecord *    theEvent,
                                 void *                 receiverID,
                                 unsigned long          msgRefcon,
                                 void *                 msgBuff,
                                 unsigned long          msgLen,
                                 unsigned long          postingOptions)                     THREEWORDINLINE(0x3F3C, 0x0034, 0xA88F);
#endif  /* CALL_NOT_IN_CARBON */
#endif  /* CALL_NOT_IN_CARBON */
#if CALL_NOT_IN_CARBON
#if CALL_NOT_IN_CARBON
EXTERN_API( OSErr )
AcceptHighLevelEvent            (TargetID *             sender,
                                 unsigned long *        msgRefcon,
                                 void *                 msgBuff,
                                 unsigned long *        msgLen)                             THREEWORDINLINE(0x3F3C, 0x0033, 0xA88F);
#endif  /* CALL_NOT_IN_CARBON */
#endif  /* CALL_NOT_IN_CARBON */
#if CALL_NOT_IN_CARBON
#if CALL_NOT_IN_CARBON
EXTERN_API( OSErr )
GetProcessSerialNumberFromPortName (const PPCPortRec *  portName,
                                 ProcessSerialNumber *  pPSN)                               THREEWORDINLINE(0x3F3C, 0x0035, 0xA88F);
#endif  /* CALL_NOT_IN_CARBON */
#endif  /* CALL_NOT_IN_CARBON */
#if CALL_NOT_IN_CARBON
#if CALL_NOT_IN_CARBON
EXTERN_API( OSErr )
GetPortNameFromProcessSerialNumber (PPCPortRec *        portName,
                                 const ProcessSerialNumber * pPSN)                          THREEWORDINLINE(0x3F3C, 0x0046, 0xA88F);
#endif  /* CALL_NOT_IN_CARBON */
#endif  /* CALL_NOT_IN_CARBON */
#if CALL_NOT_IN_CARBON
#if CALL_NOT_IN_CARBON
EXTERN_API( Boolean )
GetSpecificHighLevelEvent       (GetSpecificFilterUPP   aFilter,
                                 void *                 contextPtr,
                                 OSErr *                err)                                THREEWORDINLINE(0x3F3C, 0x0045, 0xA88F);
#endif  /* CALL_NOT_IN_CARBON */
#endif  /* CALL_NOT_IN_CARBON */
#if PRAGMA_STRUCT_ALIGN
    #pragma options align=reset
#elif PRAGMA_STRUCT_PACKPUSH
    #pragma pack(pop)
#elif PRAGMA_STRUCT_PACK
    #pragma pack()
#endif
#ifdef PRAGMA_IMPORT_OFF
#pragma import off
#elif PRAGMA_IMPORT
#pragma import reset
#endif
#ifdef __cplusplus
}
#endif
#endif /* __EPPC__ */

						