91 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			91 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/**************************************************************************/
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/*!
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    @file     std_request.h
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    @author   hathach (tinyusb.org)
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    @section LICENSE
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    Software License Agreement (BSD License)
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    Copyright (c) 2013, hathach (tinyusb.org)
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    All rights reserved.
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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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    1. Redistributions of source code must retain the above copyright
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    notice, this list of conditions and the following disclaimer.
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    2. Redistributions in binary form must reproduce the above copyright
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    notice, this list of conditions and the following disclaimer in the
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    documentation and/or other materials provided with the distribution.
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    3. Neither the name of the copyright holders nor the
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    names of its contributors may be used to endorse or promote products
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    derived from this software without specific prior written permission.
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    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
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    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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    INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
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    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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    INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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    This file is part of the tinyusb stack.
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*/
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/**************************************************************************/
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/** \file
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 *  \brief TBD
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 *
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 *  \note TBD
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 */
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/** \ingroup TBD
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 *  \defgroup TBD
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 *  \brief TBD
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 *
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 *  @{
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 */
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#ifndef _TUSB_STD_REQUEST_H_
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#define _TUSB_STD_REQUEST_H_
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#ifdef __cplusplus
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 extern "C" {
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#endif
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typedef ATTR_PACKED_STRUCT(struct){
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  union {
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    ATTR_PACKED_STRUCT(struct) {
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      uint8_t recipient :  5; /**< Recipient type tusb_std_request_recipient_t. */
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      uint8_t type      :  2; /**< Request type tusb_control_request_type_t.  */
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      uint8_t direction :  1; /**< Direction type. tusb_direction_t */
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    } bmRequestType_bit;
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    uint8_t bmRequestType;
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  };
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  uint8_t  bRequest;
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  uint16_t wValue;
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  uint16_t wIndex;
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  uint16_t wLength;
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} tusb_control_request_t;
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//STATIC_ASSERT(sizeof(tusb_control_request_t) == 8, "mostly compiler option issue");
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// TODO move to somewhere suitable
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static inline uint8_t bm_request_type(uint8_t direction, uint8_t type, uint8_t recipient) ATTR_CONST ATTR_ALWAYS_INLINE;
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static inline uint8_t bm_request_type(uint8_t direction, uint8_t type, uint8_t recipient)
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{
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  return (direction << 7) | (type << 5) | recipient;
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}
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#ifdef __cplusplus
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 }
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#endif
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#endif /* _TUSB_STD_REQUEST_H_ */
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/** @} */
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