1 files changed, 62 insertions, 0 deletions

diff --git a/usr.sbin/ppp/mp.h b/usr.sbin/ppp/mp.h
new file mode 100644
index 000000000000..c69fb9fee131
--- /dev/null
+++ b/usr.sbin/ppp/mp.h
@@ -0,0 +1,62 @@
+/*-
+ * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	$Id$
+ */
+
+struct mp {
+  struct link link;
+
+  unsigned active : 1;
+  unsigned is12bit : 1;        /* 12 / 24bit seq nos */
+
+  struct {
+    u_int32_t out;            /* next outgoing seq */
+    u_int32_t min_in;         /* minimum received incoming seq */
+    u_int32_t next_in;        /* next incoming seq to process */
+  } seq;
+  struct mbuf *inbufs;        /* Received fragments */
+
+  struct fsm_parent fsmp;     /* Our callback functions */
+
+  struct bundle *bundle;
+};
+
+struct mp_link {
+  u_int32_t seq;              /* 12 or 24 bit incoming seq */
+  int weight;                 /* bytes to send with each write */
+};
+
+struct mp_header {
+  unsigned begin : 1;
+  unsigned end : 1;
+  u_int32_t seq;
+};
+
+extern void mp_Init(struct mp *, struct bundle *);
+extern void mp_linkInit(struct mp_link *);
+extern void mp_Input(struct mp *, struct mbuf *, struct physical *);
+extern int mp_FillQueues(struct bundle *);
+extern int mp_SetDatalinkWeight(struct cmdargs const *);