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71e491e3c1
The com layer transmit functions should provide guarantees that they will not modify the buffer that you're transmitting. Declaring the parameter as a pointer to const keeps the underlying implementations honest. git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@1001 ebee16cc-31ac-478f-84a7-5cbb03baadba
52 lines
2.2 KiB
C
52 lines
2.2 KiB
C
/**
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******************************************************************************
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*
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* @file pios_usb_hid.h
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* Parts by Thorsten Klose (tk@midibox.org)
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* @brief USB HID layer functions header
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* @see The GNU Public License (GPL) Version 3
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*
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*****************************************************************************/
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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 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef PIOS_USB_HID_H
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#define PIOS_USB_HID_H
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/* Global Definitions */
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#define PIOS_USB_HID_SIZ_REPORT_DESC 32
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#define PIOS_USB_HID_REPORT_DESCRIPTOR 0x22
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#define PIOS_USB_HID_HID_DESCRIPTOR_TYPE 0x21
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#define PIOS_USB_HID_OFF_HID_DESC 0x12
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#define PIOS_USB_HID_SIZ_HID_DESC 0x09
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#define PIOS_USB_HID_DATA_LENGTH 63
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/* Global functions */
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extern int32_t PIOS_USB_HID_Init(uint32_t mode);
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extern int32_t PIOS_USB_HID_ChangeConnectionState(uint32_t Connected);
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extern int32_t PIOS_USB_HID_CheckAvailable(uint8_t id);
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extern int32_t PIOS_USB_HID_TxBufferPutMoreNonBlocking(uint8_t id, const uint8_t *buffer, uint16_t len);
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extern int32_t PIOS_USB_HID_TxBufferPutMore(uint8_t id, const uint8_t *buffer, uint16_t len);
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extern int32_t PIOS_USB_HID_RxBufferGet(uint8_t id);
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extern int32_t PIOS_USB_HID_RxBufferUsed(uint8_t id);
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extern int32_t PIOS_USB_HID_CB_Data_Setup(uint8_t RequestNo);
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extern int32_t PIOS_USB_HID_CB_NoData_Setup(uint8_t RequestNo);
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extern void PIOS_USB_HID_EP1_OUT_Callback(void);
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#endif /* PIOS_USB_HID_H */
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