DEV: coccinelle: add endp_flags.cocci

This one turns the various forms of "endp->flags <op> value" to their
se_fl_<op>(cs) equivalent. That's basically the same as the previous
one except that it acts on the stream endpoint itself instead of the
conn_stream.

dev/coccinelle/endp_flags.cocci

@@ -0,0 +1,76 @@
+@@
+struct cs_endpoint *endp;
+expression e;
+@@
+(
+- (endp->flags & (e))
++ se_fl_test(endp, e)
+|
+- (endp->flags & e)
++ se_fl_test(endp, e)
+|
+- endp->flags & (e)
++ se_fl_test(endp, e)
+|
+- endp->flags & e
++ se_fl_test(endp, e)
+)
+
+@@
+struct cs_endpoint *endp;
+expression e;
+@@
+(
+- endp->flags |= (e)
++ se_fl_set(endp, e)
+|
+- endp->flags |= e
++ se_fl_set(endp, e)
+)
+
+@@
+struct cs_endpoint *endp;
+expression e;
+@@
+(
+- endp->flags &= ~(e)
++ se_fl_clr(endp, e)
+|
+- endp->flags &= (e)
++ se_fl_clr(endp, ~e)
+|
+- endp->flags &= ~e
++ se_fl_clr(endp, e)
+|
+- endp->flags &= e
++ se_fl_clr(endp, ~e)
+)
+
+@@
+struct cs_endpoint *endp;
+@@
+- endp->flags = 0
++ se_fl_zero(endp)
+
+@@
+struct cs_endpoint *endp;
+expression e;
+@@
+(
+- endp->flags = (e)
++ se_fl_setall(endp, e)
+|
+- endp->flags = e
++ se_fl_setall(endp, e)
+)
+
+@@
+struct cs_endpoint *endp;
+@@
+(
+- (endp->flags)
++ se_fl_get(endp)
+|
+- endp->flags
++ se_fl_get(endp)
+)