From e5888a1ffdae813d7575f5fb02275c6bb07e5199 Mon Sep 17 00:00:00 2001
From: Taru Karttunen <taruti@taruti.net>
Date: Wed, 30 Mar 2011 15:46:40 +0300
Subject: Import sources from 2011-03-30 iso image

---
 sys/src/9/ip/nullmedium.c | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100755 sys/src/9/ip/nullmedium.c

(limited to 'sys/src/9/ip/nullmedium.c')

diff --git a/sys/src/9/ip/nullmedium.c b/sys/src/9/ip/nullmedium.c
new file mode 100755
index 000000000..bc575c05c
--- /dev/null
+++ b/sys/src/9/ip/nullmedium.c
@@ -0,0 +1,39 @@
+#include "u.h"
+#include "../port/lib.h"
+#include "mem.h"
+#include "dat.h"
+#include "fns.h"
+#include "../port/error.h"
+
+#include "ip.h"
+
+static void
+nullbind(Ipifc*, int, char**)
+{
+	error("cannot bind null device");
+}
+
+static void
+nullunbind(Ipifc*)
+{
+}
+
+static void
+nullbwrite(Ipifc*, Block*, int, uchar*)
+{
+	error("nullbwrite");
+}
+
+Medium nullmedium =
+{
+.name=		"null",
+.bind=		nullbind,
+.unbind=	nullunbind,
+.bwrite=	nullbwrite,
+};
+
+void
+nullmediumlink(void)
+{
+	addipmedium(&nullmedium);
+}
-- 
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