112 lines
4.8 KiB
C
112 lines
4.8 KiB
C
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/*++
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Copyright (c) 1997 Microsoft Corporation
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Module Name:
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usbd_api.h
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Abstract:
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Function prototype and definition used to build USB request.
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Environment:
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kernel mode only
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Notes:
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Revision History:
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--*/
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#include "usbdi.h"
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#include "usbdlib.h"
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#define OPCODE_SEQ_TRANSFER 0x00 // 00000000b
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#define OPCODE_SINGLE_ADDR_TRANSFER 0x08 // 00001000b
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#define REGISTER_AREA 0x04
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#define BLOCK TRUE
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#define DONT_BLOCK FALSE
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//
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// Macros for building URB requests
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//
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#define UsbBuildSetFeatureDeviceRequest( \
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urb, \
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length, \
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link, \
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featureSelector, \
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index) { \
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(urb)->UrbHeader.Function = URB_FUNCTION_SET_FEATURE_TO_DEVICE; \
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(urb)->UrbHeader.Length = (length); \
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(urb)->UrbControlFeatureRequest.UrbLink = (link); \
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(urb)->UrbControlFeatureRequest.FeatureSelector = (featureSelector); \
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(urb)->UrbControlFeatureRequest.Index = (index); \
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}
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#define UsbBuildAbortPipeRequest( \
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urb, \
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length, \
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handle) { \
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(urb)->UrbHeader.Function = URB_FUNCTION_ABORT_PIPE; \
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(urb)->UrbHeader.Length = (USHORT)length; \
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(urb)->UrbPipeRequest.PipeHandle = handle; \
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}
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#define UsbBuildResetPipeRequest( \
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urb, \
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length, \
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handle) { \
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(urb)->UrbHeader.Function = URB_FUNCTION_RESET_PIPE; \
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(urb)->UrbHeader.Length = (USHORT)length; \
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(urb)->UrbPipeRequest.PipeHandle = handle; \
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}
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#define UsbBuildVendorClassSpecificCommand( \
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urb, \
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transferFlags, \
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bufLength, \
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transferBuf, \
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transferMdl, \
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requestType, \
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request, \
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value, \
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index ) { \
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(urb)->UrbHeader.Function = URB_FUNCTION_VENDOR_DEVICE; \
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(urb)->UrbHeader.Length = sizeof(struct _URB_CONTROL_VENDOR_OR_CLASS_REQUEST); \
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(urb)->UrbControlVendorClassRequest.TransferFlags = transferFlags; \
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(urb)->UrbControlVendorClassRequest.TransferBufferLength = bufLength; \
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(urb)->UrbControlVendorClassRequest.TransferBuffer = transferBuf; \
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(urb)->UrbControlVendorClassRequest.TransferBufferMDL = transferMdl; \
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(urb)->UrbControlVendorClassRequest.RequestTypeReservedBits = requestType; \
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(urb)->UrbControlVendorClassRequest.Request = request; \
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(urb)->UrbControlVendorClassRequest.Value = value; \
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(urb)->UrbControlVendorClassRequest.Index = index; \
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}
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#define UsbBuildVendorClassSpecificCommandPTP( \
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command, \
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urb, \
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transferFlags, \
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bufLength, \
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transferBuf, \
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transferMdl, \
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requestType, \
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request, \
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value, \
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index ) { \
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(urb)->UrbHeader.Function = command; \
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(urb)->UrbHeader.Length = sizeof(struct _URB_CONTROL_VENDOR_OR_CLASS_REQUEST); \
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(urb)->UrbControlVendorClassRequest.TransferFlags = transferFlags; \
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(urb)->UrbControlVendorClassRequest.TransferBufferLength = bufLength; \
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(urb)->UrbControlVendorClassRequest.TransferBuffer = transferBuf; \
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(urb)->UrbControlVendorClassRequest.TransferBufferMDL = transferMdl; \
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(urb)->UrbControlVendorClassRequest.RequestTypeReservedBits = requestType; \
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(urb)->UrbControlVendorClassRequest.Request = request; \
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(urb)->UrbControlVendorClassRequest.Value = value; \
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(urb)->UrbControlVendorClassRequest.Index = index; \
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}
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