libds

commit 120ce9548aa72e7166ccf02d8f5469e2ce23db9e
parent cc8d46aeba01c317411ed206cbc0de20db684789
Author: sin <sin@2f30.org>
Date:   Tue,  6 May 2014 14:36:01 +0100

Add fifo_size()

Diffstat:
M
ds.h
 | 
1
+
M
fifo.c
 | 
6
++++++

2 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/ds.h b/ds.h
@@ -8,6 +8,7 @@ struct fifo *fifo_init(size_t);
 void fifo_free(struct fifo *);
 int fifo_add(struct fifo *, const void *, size_t);
 int fifo_remove(struct fifo *, void *, size_t);
+size_t fifo_size(struct fifo *);
 
 /* stack.c */
 struct stack *stack_init(void);
diff --git a/fifo.c b/fifo.c
@@ -68,3 +68,9 @@ fifo_remove(struct fifo *fifo, void *buf, size_t sz)
 	fifo->sz -= sz;
 	return 0;
 }
+
+size_t
+fifo_size(struct fifo *fifo)
+{
+	return fifo->sz;
+}