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https://github.com/trezor/trezor-firmware.git
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37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
/*
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* This file is part of the Trezor project, https://trezor.io/
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*
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* Copyright (C) 2017 Saleem Rashid <trezor@saleemrashid.com>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser 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 library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "buttons.h"
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#include <SDL.h>
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uint16_t buttonRead(void) {
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uint16_t state = 0;
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const uint8_t *scancodes = SDL_GetKeyboardState(NULL);
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if (scancodes[SDL_SCANCODE_LEFT]) {
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state |= BTN_PIN_NO;
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}
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if (scancodes[SDL_SCANCODE_RIGHT]) {
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state |= BTN_PIN_YES;
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}
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return ~state;
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}
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