65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
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#ifndef _LINUX_CFM_BRIDGE_H_
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#define _LINUX_CFM_BRIDGE_H_
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#include <linux/types.h>
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#include <linux/if_ether.h>
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#define ETHER_HEADER_LENGTH (6+6+4+2)
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#define CFM_MAID_LENGTH 48
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#define CFM_CCM_PDU_LENGTH 75
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#define CFM_PORT_STATUS_TLV_LENGTH 4
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#define CFM_IF_STATUS_TLV_LENGTH 4
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#define CFM_IF_STATUS_TLV_TYPE 4
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#define CFM_PORT_STATUS_TLV_TYPE 2
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#define CFM_ENDE_TLV_TYPE 0
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#define CFM_CCM_MAX_FRAME_LENGTH (ETHER_HEADER_LENGTH+\
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CFM_CCM_PDU_LENGTH+\
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CFM_PORT_STATUS_TLV_LENGTH+\
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CFM_IF_STATUS_TLV_LENGTH)
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#define CFM_FRAME_PRIO 7
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#define CFM_CCM_TLV_OFFSET 70
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#define CFM_CCM_PDU_MAID_OFFSET 10
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#define CFM_CCM_PDU_MEPID_OFFSET 8
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#define CFM_CCM_PDU_SEQNR_OFFSET 4
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#define CFM_CCM_PDU_TLV_OFFSET 74
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#define CFM_CCM_ITU_RESERVED_SIZE 16
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struct br_cfm_common_hdr {
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__u8 mdlevel_version;
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__u8 opcode;
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__u8 flags;
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__u8 tlv_offset;
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};
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enum br_cfm_opcodes {
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BR_CFM_OPCODE_CCM = 0x1,
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};
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/* MEP domain */
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enum br_cfm_domain {
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BR_CFM_PORT,
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BR_CFM_VLAN,
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};
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/* MEP direction */
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enum br_cfm_mep_direction {
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BR_CFM_MEP_DIRECTION_DOWN,
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BR_CFM_MEP_DIRECTION_UP,
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};
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/* CCM interval supported. */
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enum br_cfm_ccm_interval {
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BR_CFM_CCM_INTERVAL_NONE,
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BR_CFM_CCM_INTERVAL_3_3_MS,
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BR_CFM_CCM_INTERVAL_10_MS,
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BR_CFM_CCM_INTERVAL_100_MS,
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BR_CFM_CCM_INTERVAL_1_SEC,
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BR_CFM_CCM_INTERVAL_10_SEC,
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BR_CFM_CCM_INTERVAL_1_MIN,
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BR_CFM_CCM_INTERVAL_10_MIN,
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};
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#endif
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