bitvec updates and code simplification

* introduce a new bitvec_get_bit_pos() function to determine the bit value
  at a given position inside a bit vector
* make sure bitvec_{get,set}_bit_pos() share code as possible

1 files changed, 3 insertions, 0 deletions

diff --git a/openbsc/include/openbsc/bitvec.h b/openbsc/include/openbsc/bitvec.h
index 80ed4ad0a..a365e2a2d 100644
--- a/openbsc/include/openbsc/bitvec.h
+++ b/openbsc/include/openbsc/bitvec.h
@@ -39,6 +39,9 @@ struct bitvec {
 	u_int8_t *data;		/* pointer to data array */
 };
 
+/* check if the bit is 0 or 1 for a given position inside a bitvec */
+enum bit_value bitvec_get_bit_pos(struct bitvec *bv, unsigned int bitnr);
+
 /* Set a bit at given position */
 int bitvec_set_bit_pos(struct bitvec *bv, unsigned int bitnum,
 			enum bit_value bit);