71 lines
3.0 KiB
C
71 lines
3.0 KiB
C
/* ----------------------------------------------------------------------------
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* ATMEL Microcontroller Software Support
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* ----------------------------------------------------------------------------
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* Copyright (c) 2008, Atmel Corporation
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the disclaimer below.
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*
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* Atmel's name may not be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* ----------------------------------------------------------------------------
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*/
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/*
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Title: USBFeatureRequest implementation
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About: Purpose
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Implementation of the USBFeatureRequest class.
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*/
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//------------------------------------------------------------------------------
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// Headers
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//------------------------------------------------------------------------------
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#include "USBFeatureRequest.h"
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//------------------------------------------------------------------------------
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// Exported functions
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//------------------------------------------------------------------------------
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//------------------------------------------------------------------------------
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/// Returns the feature selector of a given CLEAR_FEATURE or SET_FEATURE
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/// request.
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/// \param request Pointer to a USBGenericRequest instance.
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/// \return Feature selector.
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//------------------------------------------------------------------------------
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unsigned char USBFeatureRequest_GetFeatureSelector(
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const USBGenericRequest *request)
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{
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return USBGenericRequest_GetValue(request);
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}
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//------------------------------------------------------------------------------
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/// Indicates the test that the device must undertake following a
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/// SET_FEATURE request.
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/// \param request Pointer to a USBGenericRequest instance.
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/// \return Test selector.
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//------------------------------------------------------------------------------
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unsigned char USBFeatureRequest_GetTestSelector(
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const USBGenericRequest *request)
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{
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return (USBGenericRequest_GetIndex(request) >> 8) & 0xFF;
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}
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