DEV: coccinelle: add cs_endp_flags.cocci

This one turns the various forms of "cs->endp->flags <op> value" to
their sc_ep_<op>(cs) equivalent.

dev/coccinelle/cs_endp_flags.cocci

@@ -0,0 +1,76 @@
+@@
+struct conn_stream *cs;
+expression e;
+@@
+(
+- (cs->endp->flags & (e))
++ sc_ep_test(cs, e)
+|
+- (cs->endp->flags & e)
++ sc_ep_test(cs, e)
+|
+- cs->endp->flags & (e)
++ sc_ep_test(cs, e)
+|
+- cs->endp->flags & e
++ sc_ep_test(cs, e)
+)
+
+@@
+struct conn_stream *cs;
+expression e;
+@@
+(
+- cs->endp->flags |= (e)
++ sc_ep_set(cs, e)
+|
+- cs->endp->flags |= e
++ sc_ep_set(cs, e)
+)
+
+@@
+struct conn_stream *cs;
+expression e;
+@@
+(
+- cs->endp->flags &= ~(e)
++ sc_ep_clr(cs, e)
+|
+- cs->endp->flags &= (e)
++ sc_ep_clr(cs, ~e)
+|
+- cs->endp->flags &= ~e
++ sc_ep_clr(cs, e)
+|
+- cs->endp->flags &= e
++ sc_ep_clr(cs, ~e)
+)
+
+@@
+struct conn_stream *cs;
+@@
+- cs->endp->flags = 0
++ sc_ep_zero(cs)
+
+@@
+struct conn_stream *cs;
+expression e;
+@@
+(
+- cs->endp->flags = (e)
++ sc_ep_setall(cs, e)
+|
+- cs->endp->flags = e
++ sc_ep_setall(cs, e)
+)
+
+@@
+struct conn_stream *cs;
+@@
+(
+- (cs->endp->flags)
++ sc_ep_get(cs)
+|
+- cs->endp->flags
++ sc_ep_get(cs)
+)