-#ifndef RING_BUFFER_H
-#define RING_BUFFER_H
-/*--------------------------------------------------------------------
- * Ring buffer to store scan codes from keyboard
- *------------------------------------------------------------------*/
-#define RBUF_SIZE 32
-#include <util/atomic.h>
-static uint8_t rbuf[RBUF_SIZE];
-static uint8_t rbuf_head = 0;
-static uint8_t rbuf_tail = 0;
-static inline void rbuf_enqueue(uint8_t data)
-{
- ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
- uint8_t next = (rbuf_head + 1) % RBUF_SIZE;
- if (next != rbuf_tail) {
- rbuf[rbuf_head] = data;
- rbuf_head = next;
- } else {
- print("rbuf: full\n");
- }
- }
-}
-static inline uint8_t rbuf_dequeue(void)
-{
- uint8_t val = 0;
- ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
-
- if (rbuf_head != rbuf_tail) {
- val = rbuf[rbuf_tail];
- rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE;
- }
- }
-
- return val;
-}
-static inline bool rbuf_has_data(void)
-{
- bool has_data;
- ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
- has_data = (rbuf_head != rbuf_tail);
- }
- return has_data;
-}
-static inline void rbuf_clear(void)
-{
- ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
- rbuf_head = rbuf_tail = 0;
- }
-}
-
-#endif /* RING_BUFFER_H */
+#ifndef RING_BUFFER_H
+#define RING_BUFFER_H
+/*--------------------------------------------------------------------
+ * Ring buffer to store scan codes from keyboard
+ *------------------------------------------------------------------*/
+#define RBUF_SIZE 32
+#include <util/atomic.h>
+static uint8_t rbuf[RBUF_SIZE];
+static uint8_t rbuf_head = 0;
+static uint8_t rbuf_tail = 0;
+static inline void rbuf_enqueue(uint8_t data) {
+ ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
+ uint8_t next = (rbuf_head + 1) % RBUF_SIZE;
+ if (next != rbuf_tail) {
+ rbuf[rbuf_head] = data;
+ rbuf_head = next;
+ } else {
+ print("rbuf: full\n");
+ }
+ }
+}
+static inline uint8_t rbuf_dequeue(void) {
+ uint8_t val = 0;
+ ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
+ if (rbuf_head != rbuf_tail) {
+ val = rbuf[rbuf_tail];
+ rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE;
+ }
+ }
+
+ return val;
+}
+static inline bool rbuf_has_data(void) {
+ bool has_data;
+ ATOMIC_BLOCK(ATOMIC_RESTORESTATE) { has_data = (rbuf_head != rbuf_tail); }
+ return has_data;
+}
+static inline void rbuf_clear(void) {
+ ATOMIC_BLOCK(ATOMIC_RESTORESTATE) { rbuf_head = rbuf_tail = 0; }
+}
+
+#endif /* RING_BUFFER_H */