mirror of http://192.168.1.51:8099/lmh188/twain3.0
145 lines
2.8 KiB
C
145 lines
2.8 KiB
C
/*++
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Copyright (c) 1991 - 1993 Microsoft Corporation
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Module Name:
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sffprtcl.h
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Abstract:
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Definition for Small Form Factor disk (SFFDISK) protocol layer interface
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Notes:
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--*/
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#ifndef _SFFPRTCL_H_
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#define _SFFPRTCL_H_
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DEFINE_GUID(GUID_SFF_PROTOCOL_INTERFACE_STANDARD, 0xc7ec8da0L, 0xdbe3, 0x43fd, 0xa9, 0xeb, 0x7e, 0x4c, 0x70, 0x7c, 0x35, 0xac);
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#define SFF_PROTOCOL_INTERFACE_VERSION 0x0102
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//
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// Property types used in SFFPROT_Get/Set_Property
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//
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typedef enum {
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SFFP_PROP_MEDIA_CAPACITY,
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SFFP_PROP_PARTITION_SIZE,
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SFFP_PROP_WRITE_PROTECTED,
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SFFP_PROP_MEDIA_STATE,
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SFFP_PROP_MEDIA_CHANGECOUNT,
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SFFP_PROP_MEDIA_ID,
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SFFP_PROP_PROTOCOL_GUID,
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SFFP_PROP_VERIFY_STATE,
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SFFP_PROP_PARTITION_START_OFFSET
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} SFFPROT_PROPERTY;
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//
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// Media states defined for SFFP_PROP_MEDIA_STATE
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//
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typedef enum {
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SFFMS_NO_MEDIA = 0,
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SFFMS_MEDIA_PRESENT
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} SFFPROT_MEDIA_STATE;
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//
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// Media states defined for SFFP_PROP_MEDIA_STATE
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//
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typedef enum {
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SFFVS_VERIFY_REQUIRED = 0, // the bus interface layer has noticed the media changed
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SFFVS_VERIFY_ACKNOWLEDGED // the file system has started the verify
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} SFFPROT_VERIFY_STATE;
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//
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// types used in DeviceControl
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//
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typedef enum {
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SFFDC_DEVICE_COMMAND,
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SFFDC_DEVICE_PASSWORD
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} SFFPROT_DCTYPE;
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//
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// Prototypes for the get/set property calls
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//
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typedef
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NTSTATUS
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(*PSFFPROT_GET_PROPERTY)(
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IN PVOID Context,
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IN SFFPROT_PROPERTY Property,
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IN ULONG BufferLength,
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OUT PVOID PropertyBuffer,
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OUT PULONG ResultLength
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);
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typedef
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NTSTATUS
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(*PSFFPROT_SET_PROPERTY)(
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IN PVOID Context,
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IN SFFPROT_PROPERTY Property,
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IN ULONG BufferLength,
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IN PVOID PropertyBuffer
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);
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typedef
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NTSTATUS
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(*PSFFPROT_DEVICE_CONTROL)(
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IN PVOID Context,
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IN SFFPROT_DCTYPE Type,
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IN PVOID Buffer,
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IN ULONG Length,
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OUT PULONG LengthReturned
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);
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typedef
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NTSTATUS
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(*PSFFPROT_READ)(
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IN PVOID Context,
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IN PMDL Mdl,
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IN ULONGLONG Offset,
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IN ULONG Length,
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OUT PULONG LengthReturned
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);
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typedef
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NTSTATUS
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(*PSFFPROT_WRITE)(
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IN PVOID Context,
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IN PMDL Mdl,
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IN ULONGLONG Offset,
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IN ULONG Length,
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OUT PULONG LengthReturned
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);
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//
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// This typedef defines the interface structure to be returned by
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// the pnp QUERY_INTERFACE call.
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//
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typedef struct _SFF_PROTOCOL_INTERFACE_STANDARD {
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USHORT Size;
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USHORT Version;
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PINTERFACE_REFERENCE InterfaceReference;
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PINTERFACE_DEREFERENCE InterfaceDereference;
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PVOID Context;
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PSFFPROT_GET_PROPERTY GetProperty;
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PSFFPROT_SET_PROPERTY SetProperty;
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PSFFPROT_READ Read;
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PSFFPROT_WRITE Write;
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PSFFPROT_DEVICE_CONTROL DeviceControl;
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} SFF_PROTOCOL_INTERFACE_STANDARD, *PSFF_PROTOCOL_INTERFACE_STANDARD;
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#endif // _SFFPRTCL_H_
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