/******************************************************************************
 *
 * WAV Datatype, based on the sourcecode found in OS3.1 Native Developer Kit
 *
 * Written by David N.Junod and Christian Buchner
 *
 ******************************************************************************
 * classbase.h
 *
 */

#include <dos/dos.h>
#include <dos/dosextens.h>
#include <exec/types.h>
#include <exec/ports.h>
#include <exec/memory.h>
#include <exec/lists.h>
#include <exec/devices.h>
#include <exec/semaphores.h>
#include <exec/execbase.h>
#include <devices/audio.h>
#include <intuition/classes.h>
#include <intuition/classusr.h>
#include <intuition/cghooks.h>
#include <intuition/gadgetclass.h>
#include <utility/tagitem.h>
#include <datatypes/datatypes.h>
#include <datatypes/datatypesclass.h>
#include <datatypes/soundclass.h>
#include <libraries/iffparse.h>
#include <string.h>
#include <dos.h>

#include <clib/macros.h>
#include <clib/dos_protos.h>
#include <clib/exec_protos.h>
#include <clib/intuition_protos.h>
#include <clib/utility_protos.h>
#include <clib/datatypes_protos.h>
#include <clib/dtclass_protos.h>

#include <pragmas/dos_pragmas.h>
#include <pragmas/exec_pragmas.h>
#include <pragmas/intuition_pragmas.h>
#include <pragmas/utility_pragmas.h>
#include <pragmas/datatypes_pragmas.h>
#include <pragmas/dtclass_pragmas.h>

/*****************************************************************************/

#define	WAVDTCLASS		"wav.datatype"

/*****************************************************************************/

struct ClassBase
{
    struct Library		 cb_Lib;

    struct ExecBase		*cb_SysBase;
    struct Library		*cb_DOSBase;
    struct Library		*cb_IntuitionBase;
    struct Library		*cb_UtilityBase;
    struct Library		*cb_DataTypesBase;
    struct Library		*cb_SuperClassBase;
    BPTR			 cb_SegList;

    struct SignalSemaphore	 cb_Lock;		/* Access lock */
    Class			*cb_Class;
};

/*****************************************************************************/

#define ASM			__asm
#define REG(x)			register __ ## x

/*****************************************************************************/

#define SysBase			cb->cb_SysBase
#define DOSBase			cb->cb_DOSBase
#define UtilityBase		cb->cb_UtilityBase
#define	IntuitionBase	cb->cb_IntuitionBase
#define	DataTypesBase	cb->cb_DataTypesBase
#define SuperClassBase	cb->cb_SuperClassBase

/*****************************************************************************/

ULONG __stdargs DoMethodA (Object *obj, Msg message);
ULONG __stdargs DoMethod (Object *obj, unsigned long MethodID, ...);
ULONG __stdargs DoSuperMethodA (struct IClass *cl, Object *obj, Msg message);
ULONG __stdargs DoSuperMethod (struct IClass *cl, Object *obj, unsigned long MethodID, ...);
ULONG __stdargs CoerceMethodA (struct IClass *cl, Object *obj, Msg message);
ULONG __stdargs CoerceMethod (struct IClass *cl, Object *obj, unsigned long MethodID, ...);
ULONG __stdargs SetSuperAttrs (struct IClass *cl, Object *obj, unsigned long Tag1, ...);

/*****************************************************************************/

/* classbase.c */
Class *ASM ObtainWAVEngine ( REG (a6 )struct ClassBase *cb );
struct Library *ASM LibInit ( REG (d0 )struct ClassBase *cb , REG (a0 )BPTR seglist , REG (a6 )struct Library *sysbase );
LONG ASM LibOpen ( REG (a6 )struct ClassBase *cb );
LONG ASM LibClose ( REG (a6 )struct ClassBase *cb );
LONG ASM LibExpunge ( REG (a6 )struct ClassBase *cb );

/* dispatch.c */
Class *initClass ( struct ClassBase *cb );
ULONG ASM Dispatch ( REG (a0 )Class *cl , REG (a2 )Object *o , REG (a1 )Msg msg );
BOOL ConvertObjectData ( struct ClassBase *cb , Class *cl , Object *o , struct TagItem *attrs );
ULONG setdtattrs ( struct ClassBase *cb , Object *o , ULONG data , ...);
ULONG getdtattrs ( struct ClassBase *cb , Object *o , ULONG data , ...);
ULONG Get(struct ClassBase *cb, BPTR FH, UBYTE *buf, ULONG size, LONG *ErrorCode);

/* fastconvert.asm */
extern void __asm ConvertMono8(register __a0 UBYTE *src, register __a1 UBYTE *dst, register __d0 ULONG len);
extern void __asm ConvertStereo8(register __a0 UBYTE *src, register __a1 UBYTE *dst, register __d0 ULONG len);
extern void __asm ConvertMono16(register __a0 UBYTE *src, register __a1 UBYTE *dst, register __d0 ULONG len);
extern void __asm ConvertStereo16(register __a0 UBYTE *src, register __a1 UBYTE *dst, register __d0 ULONG len);