Kernel/Socket: Move sockets back to being file descriptors

1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/lib/ringbuffer.h b/kernel/lib/ringbuffer.h
index 3ebc507..d6e699a 100644
--- a/kernel/lib/ringbuffer.h
+++ b/kernel/lib/ringbuffer.h
@@ -14,6 +14,9 @@ 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);
+u32 ringbuffer_used(const struct ringbuffer *rb);
+u32 ringbuffer_capacity(const struct ringbuffer *rb);
+u32 ringbuffer_unused(const struct ringbuffer *rb);
 #ifdef KERNEL_TEST
 void ringbuffer_test(void);
 #endif // KERNEL_TEST