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- /*
- Copyright 2011,2012 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 "keycode.h"
- #include "host.h"
- #include "util.h"
- #include "debug.h"
-
-
- #ifdef NKRO_ENABLE
- bool keyboard_nkro = false;
- #endif
-
- report_keyboard_t *keyboard_report = &(report_keyboard_t){};
- report_mouse_t mouse_report = {};
-
-
- static host_driver_t *driver;
- static uint16_t last_system_report = 0;
- static uint16_t last_consumer_report = 0;
-
- static inline void add_key_byte(uint8_t code);
- static inline void del_key_byte(uint8_t code);
- static inline void add_key_bit(uint8_t code);
- static inline void del_key_bit(uint8_t code);
-
-
- void host_set_driver(host_driver_t *d)
- {
- driver = d;
- }
-
- host_driver_t *host_get_driver(void)
- {
- return driver;
- }
-
- uint8_t host_keyboard_leds(void)
- {
- if (!driver) return 0;
- return (*driver->keyboard_leds)();
- }
- /* send report */
- void host_keyboard_send(report_keyboard_t *report)
- {
- if (!driver) return;
- (*driver->send_keyboard)(report);
-
- if (debug_keyboard) {
- print("keys: ");
- for (int i = 0; i < REPORT_KEYS; i++) {
- phex(keyboard_report->keys[i]); print(" ");
- }
- print(" mods: "); phex(keyboard_report->mods); print("\n");
- }
- }
-
- void host_mouse_send(report_mouse_t *report)
- {
- if (!driver) return;
- (*driver->send_mouse)(report);
- }
-
- void host_system_send(uint16_t report)
- {
- if (report == last_system_report) return;
- last_system_report = report;
-
- if (!driver) return;
- (*driver->send_system)(report);
- }
-
- void host_consumer_send(uint16_t report)
- {
- if (report == last_consumer_report) return;
- last_consumer_report = report;
-
- if (!driver) return;
- (*driver->send_consumer)(report);
- }
-
-
-
- /* keyboard report utils */
- 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_del_key(uint8_t key)
- {
- #ifdef NKRO_ENABLE
- if (keyboard_nkro) {
- del_key_bit(key);
- return;
- }
- #endif
- del_key_byte(key);
- }
-
- void host_clear_keys(void)
- {
- for (int8_t i = 0; i < REPORT_KEYS; i++) {
- keyboard_report->keys[i] = 0;
- }
- }
-
- uint8_t host_get_mods(void)
- {
- return keyboard_report->mods;
- }
-
- void host_add_mods(uint8_t mods)
- {
- keyboard_report->mods |= mods;
- }
-
- void host_del_mods(uint8_t mods)
- {
- keyboard_report->mods &= ~mods;
- }
-
- void host_set_mods(uint8_t mods)
- {
- keyboard_report->mods = mods;
- }
-
- void host_clear_mods(void)
- {
- keyboard_report->mods = 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_has_anymod(void)
- {
- return bitpop(keyboard_report->mods);
- }
-
- 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)
- {
- if (!driver) return;
- host_keyboard_send(keyboard_report);
- }
-
- uint8_t host_mouse_in_use(void)
- {
- return (mouse_report.buttons | mouse_report.x | mouse_report.y | mouse_report.v | mouse_report.h);
- }
-
- uint16_t host_last_sysytem_report(void)
- {
- return last_system_report;
- }
-
- uint16_t host_last_consumer_report(void)
- {
- return last_consumer_report;
- }
-
- static inline void add_key_byte(uint8_t code)
- {
- int8_t i = 0;
- int8_t empty = -1;
- for (; i < REPORT_KEYS; i++) {
- if (keyboard_report->keys[i] == code) {
- break;
- }
- if (empty == -1 && keyboard_report->keys[i] == 0) {
- empty = i;
- }
- }
- if (i == REPORT_KEYS) {
- if (empty != -1) {
- keyboard_report->keys[empty] = code;
- }
- }
- }
-
- static inline void del_key_byte(uint8_t code)
- {
- int i = 0;
- for (; i < REPORT_KEYS; i++) {
- if (keyboard_report->keys[i] == code) {
- keyboard_report->keys[i] = 0;
- }
- }
- }
-
- 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");
- }
- }
-
- static inline void del_key_bit(uint8_t code)
- {
- if ((code>>3) < REPORT_KEYS) {
- keyboard_report->keys[code>>3] &= ~(1<<(code&7));
- } else {
- debug("del_key_bit: can't del: "); phex(code); debug("\n");
- }
- }
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