|
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183 |
- /*
- Copyright 2011 Jun Wako <[email protected]>
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
- #include <stdint.h>
- #include <avr/interrupt.h>
- #include "usb_keycodes.h"
- #include "usb_keyboard.h"
- #if defined(MOUSEKEY_ENABLE) || defined(PS2_MOUSE_ENABLE)
- #include "usb_mouse.h"
- #endif
- #ifdef EXTRAKEY_ENABLE
- #include "usb_extra.h"
- #endif
- #include "debug.h"
- #include "host.h"
- #include "util.h"
-
-
- #ifdef NKRO_ENABLE
- bool keyboard_nkro = false;
- #endif
-
- static report_keyboard_t report0;
- static report_keyboard_t report1;
- report_keyboard_t *keyboard_report = &report0;
- report_keyboard_t *keyboard_report_prev = &report1;
-
- static inline void add_key_byte(uint8_t code);
- static inline void add_key_bit(uint8_t code);
-
-
- uint8_t host_keyboard_leds(void)
- {
- return usb_keyboard_leds;
- }
-
- /* keyboard report operations */
- void host_add_key(uint8_t key)
- {
- #ifdef NKRO_ENABLE
- if (keyboard_nkro) {
- add_key_bit(key);
- return;
- }
- #endif
- add_key_byte(key);
- }
-
- void host_add_mod_bit(uint8_t mod)
- {
- keyboard_report->mods |= mod;
- }
-
- void host_set_mods(uint8_t mods)
- {
- keyboard_report->mods = mods;
- }
-
- void host_add_code(uint8_t code)
- {
- if (IS_MOD(code)) {
- host_add_mod_bit(MOD_BIT(code));
- } else {
- host_add_key(code);
- }
- }
-
- void host_swap_keyboard_report(void)
- {
- uint8_t sreg = SREG;
- cli();
- report_keyboard_t *tmp = keyboard_report_prev;
- keyboard_report_prev = keyboard_report;
- keyboard_report = tmp;
- SREG = sreg;
- }
-
- void host_clear_keyboard_report(void)
- {
- keyboard_report->mods = 0;
- for (int8_t i = 0; i < REPORT_KEYS; i++) {
- keyboard_report->keys[i] = 0;
- }
- }
-
- uint8_t host_has_anykey(void)
- {
- uint8_t cnt = 0;
- for (int i = 0; i < REPORT_KEYS; i++) {
- if (keyboard_report->keys[i])
- cnt++;
- }
- return cnt;
- }
-
- uint8_t host_get_first_key(void)
- {
- #ifdef NKRO_ENABLE
- if (keyboard_nkro) {
- uint8_t i = 0;
- for (; i < REPORT_KEYS && !keyboard_report->keys[i]; i++)
- ;
- return i<<3 | biton(keyboard_report->keys[i]);
- }
- #endif
- return keyboard_report->keys[0];
- }
-
-
- void host_send_keyboard_report(void)
- {
- usb_keyboard_send_report(keyboard_report);
- }
-
- #if defined(MOUSEKEY_ENABLE) || defined(PS2_MOUSE_ENABLE)
- void host_mouse_send(report_mouse_t *report)
- {
- usb_mouse_send(report->x, report->y, report->v, report->h, report->buttons);
- }
- #endif
-
- #ifdef EXTRAKEY_ENABLE
- void host_system_send(uint16_t data)
- {
- usb_extra_system_send(data);
- }
-
- void host_consumer_send(uint16_t data)
- {
- static uint16_t last_data = 0;
- if (data == last_data) return;
- last_data = data;
-
- usb_extra_consumer_send(data);
- }
- #endif
-
-
- static inline void add_key_byte(uint8_t code)
- {
- // TODO: fix ugly code
- int8_t i = 0;
- int8_t empty = -1;
- for (; i < REPORT_KEYS; i++) {
- if (keyboard_report_prev->keys[i] == code) {
- keyboard_report->keys[i] = code;
- break;
- }
- if (empty == -1 &&
- keyboard_report_prev->keys[i] == 0 &&
- keyboard_report->keys[i] == 0) {
- empty = i;
- }
- }
- if (i == REPORT_KEYS) {
- if (empty != -1) {
- keyboard_report->keys[empty] = code;
- }
- }
- }
-
- static inline void add_key_bit(uint8_t code)
- {
- if ((code>>3) < REPORT_KEYS) {
- keyboard_report->keys[code>>3] |= 1<<(code&7);
- } else {
- debug("add_key_bit: can't add: "); phex(code); debug("\n");
- }
- }
|