upm/include/fti/upm_buttons.h
Jon Trulson 0749f130e1 nunchuck: C port; FTI; C++ wraps C
Some API changes were made as well, see docs/apichanges.md.

Signed-off-by: Jon Trulson <jtrulson@ics.com>
2017-01-31 13:08:20 -07:00

47 lines
1.8 KiB
C

/*
* Author: Jon Trulson <jtrulson@ics.com>
* Copyright (c) 2017 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef UPM_BUTTONS_H_
#define UPM_BUTTONS_H_
#ifdef __cplusplus
extern "C" {
#endif
// Buttons function table
typedef struct _upm_buttons_ft {
// This function is used to query button state. The num_button
// specifies the total number of buttons present, and the values
// indicates each button's current value as an array of bools.
upm_result_t (*upm_buttons_get_num_buttons) (const void *dev,
unsigned int *num_buttons);
upm_result_t (*upm_buttons_get_values) (const void *dev,
bool *values);
} upm_buttons_ft;
#ifdef __cplusplus
}
#endif
#endif /* UPM_BUTTONS_H_ */