sortix-mirror/kernel/kb/kblayout.h

56 lines
1.5 KiB
C++

/*
* Copyright (c) 2014 Jonas 'Sortie' Termansen.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* kb/kblayout.h
* Engine that executes a keyboard layout program.
*/
#ifndef SORTIX_KB_KBLAYOUT_H
#define SORTIX_KB_KBLAYOUT_H
#include <stddef.h>
#include <stdint.h>
#include <sortix/kblayout.h>
namespace Sortix {
class KeyboardLayoutExecutor
{
public:
KeyboardLayoutExecutor();
~KeyboardLayoutExecutor();
public:
bool Upload(const uint8_t* data, size_t data_size);
bool Download(const uint8_t** data, size_t* data_size);
uint32_t Translate(int kbkey);
private:
struct kblayout header;
struct kblayout_action* actions;
uint8_t* keys_down;
uint32_t modifier_counts[KBLAYOUT_MAX_NUM_MODIFIERS];
uint32_t modifiers;
bool loaded;
uint8_t* saved_data;
size_t saved_data_size;
};
} // namespace Sortix
#endif