msgb: add msgb->l1h member

diff --git a/include/osmocore/msgb.h b/include/osmocore/msgb.h
index 6dc0778..7de242b 100644 (file)
--- a/include/osmocore/msgb.h
+++ b/include/osmocore/msgb.h
@@ -35,6 +35,8 @@ struct msgb {
        struct gsm_bts_trx *trx;
        struct gsm_lchan *lchan;
 
+       /* the Layer1 header (if any) */
+       unsigned char *l1h;
        /* the A-bis layer 2 header: OML, RSL(RLL), NS */
        unsigned char *l2h;
        /* the layer 3 header. For OML: FOM; RSL: 04.08; GPRS: BSSGP */