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

Created: Sunday, January 6, 1991 at 9:05 PM
    DeskBus.h
    C Interface to the Macintosh Libraries


        Copyright Apple Computer, Inc.    1987 -1990
        All rights reserved

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


#ifndef __DESKBUS__
#define __DESKBUS__

#ifndef __TYPES__
#include <Types.h>
#endif


typedef char ADBAddress;

struct ADBOpBlock {
    Ptr dataBuffPtr;        /*address of data buffer*/
    Ptr opServiceRtPtr;     /*service routine pointer*/
    Ptr opDataAreaPtr;      /*optional data area address*/
};

typedef struct ADBOpBlock ADBOpBlock;
typedef ADBOpBlock *ADBOpBPtr;

struct ADBDataBlock {
    char devType;           /*device type*/
    char origADBAddr;       /*original ADB Address*/
    Ptr dbServiceRtPtr;     /*service routine pointer*/
    Ptr dbDataAreaAddr;     /*data area address*/
};

typedef struct ADBDataBlock ADBDataBlock;
typedef ADBDataBlock *ADBDBlkPtr;

struct ADBSetInfoBlock {
    Ptr siServiceRtPtr;     /*service routine pointer*/
    Ptr siDataAreaAddr;     /*data area address*/
};

typedef struct ADBSetInfoBlock ADBSetInfoBlock;
typedef ADBSetInfoBlock *ADBSInfoPtr;


#ifdef __cplusplus
extern "C" {
#endif
pascal void ADBReInit(void)
    = 0xA07B; 
pascal OSErr ADBOp(Ptr data,ProcPtr compRout,Ptr buffer,short commandNum); 
#pragma parameter __D0 CountADBs
pascal short CountADBs(void)
    = 0xA077; 
#pragma parameter __D0 GetIndADB(__A0,__D0)
pascal ADBAddress GetIndADB(ADBDataBlock *info,short devTableIndex)
    = 0xA078; 
#pragma parameter __D0 GetADBInfo(__A0,__D0)
pascal OSErr GetADBInfo(ADBDataBlock *info,ADBAddress adbAddr)
    = 0xA079; 
#pragma parameter __D0 SetADBInfo(__A0,__D0)
pascal OSErr SetADBInfo(ADBSetInfoBlock *info,ADBAddress adbAddr)
    = 0xA07A; 
#ifdef __cplusplus
}
#endif

#endif