summaryrefslogtreecommitdiff
path: root/ps2_vusb/keyboard.c
diff options
context:
space:
mode:
authortmk2011-02-03 13:26:44 +0900
committertmk2011-02-22 03:08:52 +0900
commit0632618d29dfb30c76b4e7c310dc7bee36919f63 (patch)
tree8a5b0bab7a1b46b83943e3676cf868137fd91fa7 /ps2_vusb/keyboard.c
parent4f5f1a53d449172263e83c5769c92976e0d3332e (diff)
added initial support of mousekeys to ps2_vusb
Diffstat (limited to 'ps2_vusb/keyboard.c')
-rw-r--r--ps2_vusb/keyboard.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/ps2_vusb/keyboard.c b/ps2_vusb/keyboard.c
new file mode 100644
index 000000000..95f65887f
--- /dev/null
+++ b/ps2_vusb/keyboard.c
@@ -0,0 +1,79 @@
+#include "usb_keycodes.h"
+#include "host.h"
+#include "keyboard.h"
+
+static report_keyboard_t report0;
+static report_keyboard_t report1;
+static report_keyboard_t *report = &report0;
+static report_keyboard_t *report_prev = &report1;
+
+void keyboard_send(void)
+{
+ host_keyboard_send(report);
+}
+
+bool keyboard_has_key(void)
+{
+ for (int i = 0; i < REPORT_KEYS; i++) {
+ if (report->keys[i])
+ return true;
+ }
+ return false;
+}
+
+void keyboard_add_mod(uint8_t mod)
+{
+ report->mods |= mod;
+}
+
+void keyboard_add_key(uint8_t code)
+{
+ int8_t i = 0;
+ int8_t empty = -1;
+ for (; i < REPORT_KEYS; i++) {
+ if (report_prev->keys[i] == code) {
+ report->keys[i] = code;
+ break;
+ }
+ if (empty == -1 && report_prev->keys[i] == KB_NO && report->keys[i] == KB_NO) {
+ empty = i;
+ }
+ }
+ if (i == REPORT_KEYS && empty != -1) {
+ report->keys[empty] = code;
+ }
+}
+
+void keyboard_add_code(uint8_t code)
+{
+ if (IS_MOD(code)) {
+ keyboard_add_mod(code);
+ } else {
+ keyboard_add_key(code);
+ }
+}
+
+void keyboard_swap_report(void)
+{
+ report_keyboard_t *tmp = report_prev;
+ report_prev = report;
+ report = tmp;
+}
+
+void keyboard_clear_report(void)
+{
+ report->mods = 0;
+ for (int8_t i = 0; i < REPORT_KEYS; i++) {
+ report->keys[i] = 0;
+ }
+}
+
+report_keyboard_t *keyboard_report(void)
+{
+ return report;
+}
+
+report_keyboard_t *keyboard_report_prev(void)
+{
+ return report_prev;
+}