Add the new function "sbuf_done()" which returns non-zero if the sbuf is

finished.

This allows sbufs to be used for request/response scenarioes without
needing additional communication flags.

Sponsored by:	DARPA & NAI Labs.

1 files changed, 10 insertions, 0 deletions

diff --git a/sys/kern/subr_sbuf.c b/sys/kern/subr_sbuf.c
index 5892d89..9e63e8e 100644
--- a/sys/kern/subr_sbuf.c
+++ b/sys/kern/subr_sbuf.c
@@ -558,3 +558,13 @@ sbuf_delete(struct sbuf *s)
 	if (isdyn)
 		SBFREE(s);
 }
+
+/*
+ * Check if an sbuf has been finished.
+ */
+int
+sbuf_done(struct sbuf *s)
+{
+
+	return(SBUF_ISFINISHED(s));
+}