1 files changed, 58 insertions, 0 deletions
diff --git a/chips/spans.h b/chips/spans.h
new file mode 100644
index 00000000..7cb35002
--- /dev/null
+++ b/chips/spans.h
@@ -0,0 +1,58 @@
+/* 
+ * Mach Operating System
+ * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
+ * All Rights Reserved.
+ * 
+ * Permission to use, copy, modify and distribute this software and its
+ * documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ * 
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ * 
+ * Carnegie Mellon requests users of this software to return to
+ * 
+ *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ * 
+ * any improvements or extensions that they make and grant Carnegie Mellon
+ * the rights to redistribute these changes.
+ */
+
+/*** SPANS SIGNALING  ***/
+
+#ifndef _SPANS_H_
+#define _SPANS_H_ 1
+
+#ifndef STUB
+#include <chips/nc.h>
+#else
+#include "nc.h"
+#endif
+
+extern nw_result spans_initialize(int dev);
+
+extern void spans_input(nw_buffer_t msg);
+
+extern nw_result spans_open(nw_ep ep, nw_address_1 rem_addr_1,
+			    nw_address_2 rem_addr_2, nw_ep remote_ep);
+
+extern nw_result spans_accept(nw_ep ep, nw_buffer_t msg, nw_ep_t new_epp);
+
+extern nw_result spans_close(nw_ep ep);
+
+extern nw_result spans_add(nw_ep ep, nw_address_1 rem_addr_1,
+			   nw_address_2 rem_addr_2, nw_ep remote_ep);
+
+extern nw_result spans_drop(nw_ep ep, nw_address_1 rem_addr_1,
+			    nw_address_2 rem_addr_2, nw_ep remote_ep);
+
+extern void spans_timer_sweep();
+
+
+#endif /* _SPANS_H_ */