socsvn commit: r304210 - soc2016/yuanxunzhang/head/sys/net
yuanxunzhang at FreeBSD.org
yuanxunzhang at FreeBSD.org
Mon May 30 20:08:19 UTC 2016
Author: yuanxunzhang
Date: Mon May 30 20:08:18 2016
New Revision: 304210
URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=304210
Log:
add eaps protocol header file
Added:
soc2016/yuanxunzhang/head/sys/net/eaps.h
Added: soc2016/yuanxunzhang/head/sys/net/eaps.h
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ soc2016/yuanxunzhang/head/sys/net/eaps.h Mon May 30 20:08:18 2016 (r304210)
@@ -0,0 +1,128 @@
+/*-
+ * Copyright (c) 2015 Bruce Simpson.
+ *
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote
+ * products derived from this software without specific prior written
+ * permission.
+ *
+ * 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.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _NET_EAPS_H_
+#define _NET_EAPS_H_
+
+/*
+ * Extreme Active Protection System (EAPS) definitions.
+ * Normative reference: draft-shah-extreme-rfc3619bis-02 [Expired I-D]
+ */
+
+/* TODO: */
+/* EDP/EAPS packets are SNAP encapsulated on Ethernet. */
+/* dsap/ssap are LLV_SNAP_LSAP, llc_control is LLC_UI, oui is EXTREME_OUI, PID is EDP.*/
+
+/*
+ * Extreme Networks proprietary MAC addresses.
+ */
+#define EXTREME_OUI_INIT { 0x00, 0xE0, 0x2B }
+#define EDP_ETHERADDR_INIT { 0x00, 0xE0, 0x2B, 0x00, 0x00, 0x00 }
+#define EAPS_ETHERADDR_INIT { 0x00, 0xE0, 0x2B, 0x00, 0x00, 0x04 }
+
+/*
+const uint8_t eaps_etheraddr[] = EAPS_ETHERADDR_INIT;
+const uint8_t edp_etheraddr[] = EDP_ETHERADDR_INIT;
+*/
+
+/*
+ * Extreme Discovery Protocol (EDP) header.
+ */
+struct edp_hdr {
+ uint8_t edp_version; /* EDP_VERSION_1 */
+ uint8_t edp_reserved00; /* must be zero */
+ uint16_t edp_len; /* Payload length including edp_hdr */
+ uint16_t edp_cksum; /* RFC 1071-like */
+ uint16_t edp_seq; /* simple monotonic */
+ uint16_t edp_devid; /* 0 for MAC address */
+ struct ether_addr edp_dev_mac; /* 48 bits */
+ /* followed by 0..N TLVs. */
+} __packed;
+#define EDP_VERSION_1 0x01
+
+/*
+ * EDP Tag-Length-Value (TLV) header.
+ * Minimum length: 32 bits (length: 0x0004).
+ */
+struct edp_tlv_hdr {
+ uint8_t etv_marker; /* always set to EDP_MARKER 0x99 */
+ uint8_t etv_tag; /* Tag: see below. */
+ uint16_t etv_len; /* network-endian; includes this header */
+ /* followed by [0..etv_len] octets */
+} __packed;
+
+#define EDP_MARKER 0x99 /* etv_marker constant */
+#define EDP_TAG_NULL 0x00 /* No-op, length must be 0x04. */
+#define EDP_TAG_ESRP 0x08 /* Extreme Standby Router Protocol (undocumented) */
+#define EDP_TAG_EAPS 0x0B /* RFC 3619 Extreme Active Protection System */
+
+/*
+ * EAPS TLV payload.
+ */
+struct eaps_pdu {
+ uint8_t eaps_version; /* Always EAPS_VERSION_1 (for now) */
+ uint8_t eaps_type; /* PDU type */
+ uint16_t eaps_cvlan; /* Control VLAN Tag ID */
+ uint32_t eaps_rsvd0; /* Reserved; set to zero */
+ struct ether_addr eaps_origin; /* Originating MAC address */
+ uint16_t eaps_hello; /* HELLO interval (hardcoded) */
+ uint16_t eaps_fail; /* FAIL interval (set by master) */
+ uint8_t eaps_state; /* EAPS_S_xxx; see below */
+ uint8_t eaps_rsvd1; /* Reserved; set to zero */
+ uint16_t eaps_seq; /* Health PDU sequence number */
+ uint16_t eaps_rsvd1[38]; /* Reserved; set to zero */
+} __packed;
+
+#define EAPS_VERSION_1 0x01 /* EAPSv1; may support v2 in future */
+#define EAPS_HELLO_INTERVAL 0x04 /* hardcoded value of eaps_hello */
+
+/*
+ * EAPS PDU Types
+ */
+#define EAPS_P_HEALTH 0x05 /* Polling for ring health */
+#define EAPS_P_RING_UP 0x06 /* Master indicates link is up */
+#define EAPS_P_RING_DOWN 0x07 /* Master indicates link is down */
+#define EAPS_P_LINK_DOWN 0x08 /* Peer indicates link is down */
+#define EAPS_P_FLUSH 0x0D /* Topology change: flush FDB for domain */
+#define EAPS_P_LINK_QUERY 0x0F /* Link status query from peer */
+#define EAPS_P_LINK_UP 0x10 /* Peer indicates link is up */
+
+/*
+ * EAPS ring node states
+ */
+#define EAPS_S_IDLE 0x00 /* EAPS Domain (Master/Transit) not running */
+#define EAPS_S_COMPLETE 0x01 /* Master node in COMPLETE state */
+#define EAPS_S_FAILED 0x02 /* Master node in FAILED state */
+#define EAPS_S_LINKS_UP 0x03 /* Transit UP: Pri & Sec ring ports are up */
+#define EAPS_S_LINK_DOWN 0x04 /* Transit DOWN: Pri and/or Sec ports down */
+#define EAPS_S_PREFORWARD 0x05 /* Transit in PREFORWARDING State */
+#define EAPS_S_INIT 0x06 /* Master node in INIT state */
+
+#endif /* _NET_EAPS_H_ */
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