From ae7966d145965452a325a33ca6334b6d6fe061a6 Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Sun, 3 Feb 2019 12:04:46 +0100
Subject: bitvec: Add bitvec_bytes_used() function

This new bitvec API function returns the number of bytes used in a given
bit-vector.

Change-Id: Id4bd7f7543f5b0f4f6f876e283bd065039c37646
---
 include/osmocom/core/bitvec.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'include')

diff --git a/include/osmocom/core/bitvec.h b/include/osmocom/core/bitvec.h
index c9bab398..da2d4e45 100644
--- a/include/osmocom/core/bitvec.h
+++ b/include/osmocom/core/bitvec.h
@@ -84,4 +84,13 @@ unsigned int bitvec_add_array(struct bitvec *bv, const uint32_t *array,
 			      unsigned int array_len, bool dry_run,
 			      unsigned int num_bits);
 
+/*! Return the number of bytes used within the bit vector */
+static inline unsigned int bitvec_used_bytes(const struct bitvec *bv)
+{
+	unsigned int bytes = bv->cur_bit/8;
+	if (bv->cur_bit%8)
+		bytes++;
+	return bytes;
+}
+
 /*! @} */
-- 
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