04.08: apply new transaction id inline functions
libosmocore recently added inline functions to relieve callers from applying
bitmasks and bit shifts to access the transaction id of a GSM 04.08 header.
Apply these functions.
diff --git a/openbsc/src/libmsc/gsm_04_08.c b/openbsc/src/libmsc/gsm_04_08.c
index 9e70ba9..1a1d6f2 100644
--- a/openbsc/src/libmsc/gsm_04_08.c
+++ b/openbsc/src/libmsc/gsm_04_08.c
@@ -3487,7 +3487,7 @@
{
struct gsm48_hdr *gh = msgb_l3(msg);
uint8_t msg_type = gsm48_hdr_msg_type(gh);
- uint8_t transaction_id = ((gh->proto_discr & 0xf0) ^ 0x80) >> 4; /* flip */
+ uint8_t transaction_id = gsm48_hdr_trans_id_flip_ti(gh);
struct gsm_trans *trans = NULL;
int i, rc = 0;