From 98f9d442b44dbe2e3e4b3c8296be7e78d5d05450 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Sun, 24 Jul 2011 09:39:28 +0200 Subject: initial import of the usb ccid example for the sam7s --- at91lib/usb/common/core/USBStringDescriptor.h | 74 +++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 at91lib/usb/common/core/USBStringDescriptor.h (limited to 'at91lib/usb/common/core/USBStringDescriptor.h') diff --git a/at91lib/usb/common/core/USBStringDescriptor.h b/at91lib/usb/common/core/USBStringDescriptor.h new file mode 100644 index 0000000..bcf4b83 --- /dev/null +++ b/at91lib/usb/common/core/USBStringDescriptor.h @@ -0,0 +1,74 @@ +/* ---------------------------------------------------------------------------- + * ATMEL Microcontroller Software Support + * ---------------------------------------------------------------------------- + * Copyright (c) 2008, Atmel Corporation + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the disclaimer below. + * + * Atmel's name may not be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE + * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, + * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, + * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * ---------------------------------------------------------------------------- + */ + +//------------------------------------------------------------------------------ +/// \unit +/// +/// !!!Purpose +/// +/// Definition of a class for manipulating String descriptors. +//------------------------------------------------------------------------------ + +#ifndef USBSTRINGDESCRIPTOR_H +#define USBSTRINGDESCRIPTOR_H + +//------------------------------------------------------------------------------ +// Definitions +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// \page "USB String Descriptor definitions" +/// +/// This page lists the codes and macros for USB string descriptor definition. +/// +/// !Language IDs +/// - USBStringDescriptor_ENGLISH_US +/// +/// !String Descriptor Length +/// - USBStringDescriptor_LENGTH +/// +/// !ASCII to UNICODE convertion +/// - USBStringDescriptor_UNICODE + +/// Language ID for US english. +#define USBStringDescriptor_ENGLISH_US 0x09, 0x04 + +/// Calculates the length of a string descriptor given the number of ascii +/// characters/language IDs in it. +/// \param length The ascii format string length. +/// \return The actual data length in bytes. +#define USBStringDescriptor_LENGTH(length) ((length) * 2 + 2) +/// Converts an ascii character to its unicode representation. +/// \param ascii The ASCII character to convert +/// \return A 2-byte-array for the UNICODE based on given ASCII +#define USBStringDescriptor_UNICODE(ascii) (ascii), 0 +//------------------------------------------------------------------------------ + +#endif //#ifndef USBSTRINGDESCRIPTOR_H + -- cgit v1.2.3