tbf_dl: factor out EGPRS DL window size calculation

A subsequent patch needs to call this from gprs_rlcmac_tbf::update(),
so to avoid code dup, put the calculation in a separate function.

Related: OS#1808

Change-Id: I7c7777d43f843bbd3421503fc2a8600f148ca035

1 files changed, 2 insertions, 0 deletions

diff --git a/src/tbf.h b/src/tbf.h
index 2a1bfe83..3a6f42db 100644
--- a/src/tbf.h
+++ b/src/tbf.h
@@ -372,6 +372,8 @@ struct gprs_rlcmac_dl_tbf : public gprs_rlcmac_tbf {
 	int release();
 	int abort();
 
+	void egprs_calc_window_size();
+
 	/* TODO: add the gettimeofday as parameter */
 	struct msgb *llc_dequeue(bssgp_bvc_ctx *bctx);