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authortmk <nobody@nowhere>2011-02-09 00:03:58 +0900
committertmk <nobody@nowhere>2011-02-22 03:08:59 +0900
commitacc974c64b1e17e6807133fdc50de5bb34aedda5 (patch)
tree7af7511a56d680a4d93b535c52891a8ffc15dd04 /keyboard.c
parent5552b5afeaa9ce7432f9ded3586984253f292d80 (diff)
added protocol stack: pjrc, vusb
Diffstat (limited to 'keyboard.c')
-rw-r--r--keyboard.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/keyboard.c b/keyboard.c
new file mode 100644
index 0000000000..6bf2b3a9ed
--- /dev/null
+++ b/keyboard.c
@@ -0,0 +1,93 @@
+#include "usb_keycodes.h"
+#include "host.h"
+#include "led.h"
+#include "keyboard.h"
+#include "print.h"
+
+static report_keyboard_t report0;
+static report_keyboard_t report1;
+report_keyboard_t *keyboard_report = &report0;
+report_keyboard_t *keyboard_report_prev = &report1;
+
+
+void keyboard_set_led(uint8_t usb_led)
+{
+ led_set(usb_led);
+}
+
+void keyboard_send(void)
+{
+ host_keyboard_send(keyboard_report);
+}
+
+void keyboard_add_key(uint8_t 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] == KB_NO && keyboard_report->keys[i] == KB_NO) {
+ empty = i;
+ }
+ }
+ if (i == REPORT_KEYS && empty != -1) {
+ keyboard_report->keys[empty] = code;
+ }
+}
+
+void keyboard_add_mod_bit(uint8_t mod)
+{
+ keyboard_report->mods |= mod;
+}
+
+void keyboard_set_mods(uint8_t mods)
+{
+ keyboard_report->mods = mods;
+}
+
+void keyboard_add_code(uint8_t code)
+{
+ if (IS_MOD(code)) {
+ keyboard_add_mod_bit(MOD_BIT(code));
+ } else {
+ keyboard_add_key(code);
+ }
+}
+
+void keyboard_swap_report(void)
+{
+ report_keyboard_t *tmp = keyboard_report_prev;
+ keyboard_report_prev = keyboard_report;
+ keyboard_report = tmp;
+}
+
+void keyboard_clear_report(void)
+{
+ keyboard_report->mods = 0;
+ for (int8_t i = 0; i < REPORT_KEYS; i++) {
+ keyboard_report->keys[i] = 0;
+ }
+}
+
+uint8_t keyboard_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 *keyboard_get_keys(void)
+{
+ return keyboard_report->keys;
+}
+
+uint8_t keyboard_get_mods(void)
+{
+ return keyboard_report->mods;
+}