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/*
* Copyright 1993-97 by Apple Computer, Inc.
* All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appears in all copies and
* that both the copyright notice and this permission notice appear in
* supporting documentation.
*
* APPLE COMPUTER DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL APPLE COMPUTER BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
* NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __SCSIExplorer__
#define __SCSIExplorer__
#define DEBUG_INFOLIST 0
#if !defined(__NewTypesDefined__)
#define __NewTypesDefined__
typedef signed char SInt8;
typedef signed short SInt16;
typedef signed long SInt32;
typedef unsigned char UInt8;
typedef unsigned short UInt16;
typedef unsigned long UInt32;
typedef unsigned long ItemCount;
typedef unsigned long ByteCount;
#endif
/*
* Note: this must be SCSI.h from Universal Headers 2.0 - the current version
* of Think C headers still has the "old" header without SCSI Manager 4.3 support.
*/
#include <SCSI.h>
#include "MacSCSICommand.h"
#ifndef LOG
#define LOG(what) /* Nothing */
#endif /* LOG */
/*
*** Common definitions
*/
#ifndef EXTERN
#define EXTERN extern
#endif
#ifndef TRUE
#define TRUE 1
#define FALSE 0
#endif
#ifndef NULL
#define NULL 0
#endif
enum {
bit0 = (1 << 0),
bit1 = (1 << 1),
bit2 = (1 << 2),
bit3 = (1 << 3),
bit4 = (1 << 4),
bit5 = (1 << 5),
bit6 = (1 << 6),
bit7 = (1 << 7)
};
#define kOriginalSCSIBusAdaptor (0xFF)
#define kEndOfLine 0x0D /* Return */
#define UNUSED(what) do { \
what = what; \
} while (0)
#define FourBytes(hiByteAddr) ( \
( (((UInt32) (((UInt8 *) &(hiByteAddr)))[0]) << 24) \
| (((UInt32) (((UInt8 *) &(hiByteAddr)))[1]) << 16) \
| (((UInt32) (((UInt8 *) &(hiByteAddr)))[2]) << 8) \
| (((UInt32) (((UInt8 *) &(hiByteAddr)))[3]) << 0) \
))
#define ThreeBytes(hiByteAddr) ( \
( (((UInt32) (((UInt8 *) &(hiByteAddr)))[0]) << 16) \
| (((UInt32) (((UInt8 *) &(hiByteAddr)))[1]) << 8) \
| (((UInt32) (((UInt8 *) &(hiByteAddr)))[2]) << 0) \
))
#define TwoBytes(hiByteAddr) ( \
( (((UInt32) (((UInt8 *) &(hiByteAddr)))[0]) << 8) \
| (((UInt32) (((UInt8 *) &(hiByteAddr)))[1]) << 0) \
))
#define SameSCSIDevice(a, b) ((*((UInt32 *) &a)) == (*((UInt32 *) &b)))
int DoTestUnitReady(UInt8 targetID);
Boolean IsIllegalRequest(
OSErr scsiStatus,
const SCSI_Sense_Data *senseDataPtr
);
Boolean IsNoMedia(
OSErr scsiStatus,
const SCSI_Sense_Data *senseDataPtr
);
/*
* All SCSI Commands come here.
* if scsiDevice.busID == kOriginalSCSIBusAdaptor, IM-IV SCSI will be called.
* scsiFlags should be scsiDirectionNone, scsiDirectionIn, or scsiDirectionOut
* actualTransferCount may be NULL if you don't care.
* Both old and new SCSI return SCSI Manager 4.3 errors.
*
* DoSCSICommand throws really serious errors, but returns SCSI errors such
* as dataRunError and scsiDeviceNotThere.
*/
OSErr DoSCSICommand(
DeviceIdent scsiDevice,
ConstStr255Param currentAction,
const SCSI_CommandPtr callerSCSICommand,
Ptr dataBuffer,
ByteCount dataLength,
UInt32 scsiFlags,
ByteCount *actualTransferCount,
SCSI_Sense_Data *sensePtr,
StringPtr senseMessage
);
/*
* Cheap 'n dirty memory clear routine.
*/
#define CLEAR(dst) ClearMemory((void *) &dst, sizeof dst)
void ClearMemory(
void *dataArea,
ByteCount dataSize
);
/*
* Global values
*/
EXTERN SCSIExecIOPB *gSCSIExecIOPBPtr;
EXTERN UInt32 gSCSIExecIOPBPtrLen;
#endif /* __SCSIExplorer__ */
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