diff options
Diffstat (limited to 'kernel/lib/ringbuffer.h')
| -rw-r--r-- | kernel/lib/ringbuffer.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/lib/ringbuffer.h b/kernel/lib/ringbuffer.h index c329af3..3ebc507 100644 --- a/kernel/lib/ringbuffer.h +++ b/kernel/lib/ringbuffer.h @@ -1,3 +1,5 @@ +#ifndef RINGBUFFER_H +#define RINGBUFFER_H #include <typedefs.h> struct ringbuffer { @@ -10,7 +12,9 @@ struct ringbuffer { int ringbuffer_init(struct ringbuffer *rb, u32 buffer_size); u32 ringbuffer_write(struct ringbuffer *rb, const u8 *buffer, u32 len); u32 ringbuffer_read(struct ringbuffer *rb, u8 *buffer, u32 len); +int ringbuffer_isempty(const struct ringbuffer *rb); void ringbuffer_free(struct ringbuffer *rb); #ifdef KERNEL_TEST void ringbuffer_test(void); #endif // KERNEL_TEST +#endif // RINGBUFFER_H |