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Diffstat (limited to 'sbin/pdisk/DoSCSICommand.h')
| -rw-r--r-- | sbin/pdisk/DoSCSICommand.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/sbin/pdisk/DoSCSICommand.h b/sbin/pdisk/DoSCSICommand.h new file mode 100644 index 00000000000..34d7e6cd8dd --- /dev/null +++ b/sbin/pdisk/DoSCSICommand.h @@ -0,0 +1,130 @@ +/* + * DoScsiCommand.h - + * + * Modifed by Eryk Vershen (eryk@apple.com) + * from an original by Martin Minow + */ + +/* + * Copyright 1993-1998 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 __DoScsiCommand__ +#define __DoScsiCommand__ + +#include <SCSI.h> +#include "MacSCSICommand.h" + + +/* + * Defines + */ +#ifndef EXTERN +#define EXTERN extern +#endif + +#ifndef TRUE +#define TRUE 1 +#define FALSE 0 +#endif + +#ifndef NULL +#define NULL 0 +#endif + +#define kOriginalSCSIBusAdaptor (0xFF) + +#define SameSCSIDevice(a, b) ((*((UInt32 *) &a)) == (*((UInt32 *) &b))) + +/* + * Cheap 'n dirty memory clear routine. + */ +#define CLEAR(dst) clear_memory((void *) &dst, sizeof dst) + + +/* + * Types + */ +#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 + + +/* + * Global Constants + */ +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) +}; + + +/* + * Global Variables + */ +EXTERN int gSCSIHiBusID; +EXTERN SCSIExecIOPB *gSCSIExecIOPBPtr; +EXTERN UInt32 gSCSIExecIOPBPtrLen; + + +/* + * Forward declarations + */ +void AllocatePB(); +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 +); + + +#endif /* __DoScsiCommand__ */ |