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nduk-v40.lha
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V40
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include
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exec
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libraries.h
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1993-10-15
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#ifndef EXEC_LIBRARIES_H
#define EXEC_LIBRARIES_H
/*
** $VER: libraries.h 39.2 (10.4.92)
** Includes Release 40.15
**
** Definitions for use when creating or using Exec libraries
**
** (C) Copyright 1985-1993 Commodore-Amiga, Inc.
** All Rights Reserved
*/
#ifndef EXEC_NODES_H
#include "exec/nodes.h"
#endif /* EXEC_NODES_H */
/*------ Special Constants ---------------------------------------*/
#define LIB_VECTSIZE 6 /* Each library entry takes 6 bytes */
#define LIB_RESERVED 4 /* Exec reserves the first 4 vectors */
#define LIB_BASE (-LIB_VECTSIZE)
#define LIB_USERDEF (LIB_BASE-(LIB_RESERVED*LIB_VECTSIZE))
#define LIB_NONSTD (LIB_USERDEF)
/*------ Standard Functions --------------------------------------*/
#define LIB_OPEN (-6)
#define LIB_CLOSE (-12)
#define LIB_EXPUNGE (-18)
#define LIB_EXTFUNC (-24) /* for future expansion */
/*------ Library Base Structure ----------------------------------*/
/* Also used for Devices and some Resources */
struct Library {
struct Node lib_Node;
UBYTE lib_Flags;
UBYTE lib_pad;
UWORD lib_NegSize; /* number of bytes before library */
UWORD lib_PosSize; /* number of bytes after library */
UWORD lib_Version; /* major */
UWORD lib_Revision; /* minor */
APTR lib_IdString; /* ASCII identification */
ULONG lib_Sum; /* the checksum itself */
UWORD lib_OpenCnt; /* number of current opens */
}; /* Warning: size is not a longword multiple! */
/* lib_Flags bit definitions (all others are system reserved) */
#define LIBF_SUMMING (1<<0) /* we are currently checksumming */
#define LIBF_CHANGED (1<<1) /* we have just changed the lib */
#define LIBF_SUMUSED (1<<2) /* set if we should bother to sum */
#define LIBF_DELEXP (1<<3) /* delayed expunge */
/* Temporary Compatibility */
#define lh_Node lib_Node
#define lh_Flags lib_Flags
#define lh_pad lib_pad
#define lh_NegSize lib_NegSize
#define lh_PosSize lib_PosSize
#define lh_Version lib_Version
#define lh_Revision lib_Revision
#define lh_IdString lib_IdString
#define lh_Sum lib_Sum
#define lh_OpenCnt lib_OpenCnt
#endif /* EXEC_LIBRARIES_H */