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48 lines
1010 B
C
48 lines
1010 B
C
/*
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* fw/sernum.c - ATUSB serial number
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*
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* Written 2008-2011, 2013 by Werner Almesberger
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* Copyright 2008-2011, 2013 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <stdbool.h>
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#include <stdint.h>
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#include "usb.h"
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#include "board.h"
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#include "sernum.h"
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static const uint8_t string_descriptor_0[] = {
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4, /* blength */
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USB_DT_STRING, /* bDescriptorType */
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LE(USB_LANGID_ENGLISH_US) /* wLANGID[0] */
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};
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bool sernum_get_descr(uint8_t type, uint8_t index, const uint8_t **reply,
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uint8_t *size)
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{
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if (type != USB_DT_STRING)
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return 0;
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switch (index) {
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case 0:
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*reply = string_descriptor_0;
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*size = sizeof(string_descriptor_0);
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return 1;
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case 1:
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*reply = board_sernum;
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*size = sizeof(board_sernum);
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return 1;
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default:
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return 0;
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}
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}
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