107 lines
2.3 KiB
C
107 lines
2.3 KiB
C
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/*++
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Copyright (c) 2001 Microsoft Corporation
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Module Name:
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devenum.h
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Abstract:
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Code for enum IDE ans SCSI controllers and attached to them storage devices
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and calculate for them SCSI Address.
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Author:
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Souren Aghajanyan (sourenag) 05-June-2001
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Revision History:
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--*/
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#pragma once
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#define ARRAYSIZE(x) (sizeof(x)/sizeof(x[0]))
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#define MAX_PNPID_SIZE MAX_PATH+1
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#define MAX_REG_SIZE 512
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#define INVALID_SCSI_PORT 0xffffffff
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#define REG_ENUM_INVALID_INDEX 0xffffffff
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typedef enum tagCONTROLLER_TYPE{
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CONTROLLER_UNKNOWN = 0,
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CONTROLLER_ON_BOARD_IDE = 1,
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CONTROLLER_EXTRA_IDE = 2,
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CONTROLLER_SCSI = 3,
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}CONTROLLER_TYPE;
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typedef struct tagCONTROLLER_INFO
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{
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CONTROLLER_TYPE ControllerType;
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TCHAR PNPID[MAX_PNPID_SIZE];
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UINT SCSIPortNumber;
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}CONTROLLER_INFO, *PCONTROLLER_INFO;
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typedef struct tagCONTROLLERS_COLLECTION{
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UINT NumberOfControllers;
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PCONTROLLER_INFO ControllersInfo;
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}CONTROLLERS_COLLECTION, *PCONTROLLERS_COLLECTION;
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typedef struct tagDRIVE_SCSI_ADDRESS
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{
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DWORD DriveType;
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TCHAR DriveLetter;
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UCHAR PortNumber;
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UCHAR TargetId;
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UCHAR Lun;
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}DRIVE_SCSI_ADDRESS, *PDRIVE_SCSI_ADDRESS;
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typedef BOOL (*GATHERCONTROLLERINFO)(
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IN OUT PCONTROLLER_INFO ActiveControllersOut,
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IN OUT PUINT NumberOfActiveControllersOut
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);
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typedef BOOL (*PDEVICE_ENUM_CALLBACK_FUNCTION)(
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IN HKEY hDevice,
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IN PCONTROLLERS_COLLECTION ControllersCollection,
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IN UINT ControllerIndex,
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IN PVOID CallbackData);
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BOOL
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GatherControllersInfo(
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IN OUT PCONTROLLERS_COLLECTION * ControllersCollectionOut
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);
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BOOL
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ReleaseControllersInfo(
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IN PCONTROLLERS_COLLECTION ControllersCollection
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);
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BOOL
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GetSCSIAddressFromPnPId(
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IN PCONTROLLERS_COLLECTION ControllersCollection,
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IN HKEY hDeviceRegKey,
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IN PCTSTR PnPIdString,
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OUT DRIVE_SCSI_ADDRESS * ScsiAddressOut
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);
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BOOL
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GetDeviceType(
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IN HKEY hDevice,
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OUT DWORD* DriveType
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);
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BOOL
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DoesDriveExist(
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IN HKEY hDevice,
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OUT DWORD* DriveType
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);
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BOOL
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DeviceEnum(
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IN PCONTROLLERS_COLLECTION ControllersCollection,
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IN PCTSTR DeviceCategory,
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IN PDEVICE_ENUM_CALLBACK_FUNCTION DeviceEnumCallbackFunction,
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IN PVOID CallbackData
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);
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