1 /*
2  * This file is auto-generated. Modifications will be lost.
3  *
4  * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
5  * for more information.
6  */
7 #ifndef _UAPI_LINUX_CFM_BRIDGE_H_
8 #define _UAPI_LINUX_CFM_BRIDGE_H_
9 #include <linux/types.h>
10 #include <linux/if_ether.h>
11 #define ETHER_HEADER_LENGTH (6 + 6 + 4 + 2)
12 #define CFM_MAID_LENGTH 48
13 #define CFM_CCM_PDU_LENGTH 75
14 #define CFM_PORT_STATUS_TLV_LENGTH 4
15 #define CFM_IF_STATUS_TLV_LENGTH 4
16 #define CFM_IF_STATUS_TLV_TYPE 4
17 #define CFM_PORT_STATUS_TLV_TYPE 2
18 #define CFM_ENDE_TLV_TYPE 0
19 #define CFM_CCM_MAX_FRAME_LENGTH (ETHER_HEADER_LENGTH + CFM_CCM_PDU_LENGTH + CFM_PORT_STATUS_TLV_LENGTH + CFM_IF_STATUS_TLV_LENGTH)
20 #define CFM_FRAME_PRIO 7
21 #define CFM_CCM_TLV_OFFSET 70
22 #define CFM_CCM_PDU_MAID_OFFSET 10
23 #define CFM_CCM_PDU_MEPID_OFFSET 8
24 #define CFM_CCM_PDU_SEQNR_OFFSET 4
25 #define CFM_CCM_PDU_TLV_OFFSET 74
26 #define CFM_CCM_ITU_RESERVED_SIZE 16
27 struct br_cfm_common_hdr {
28   __u8 mdlevel_version;
29   __u8 opcode;
30   __u8 flags;
31   __u8 tlv_offset;
32 };
33 enum br_cfm_opcodes {
34   BR_CFM_OPCODE_CCM = 0x1,
35 };
36 enum br_cfm_domain {
37   BR_CFM_PORT,
38   BR_CFM_VLAN,
39 };
40 enum br_cfm_mep_direction {
41   BR_CFM_MEP_DIRECTION_DOWN,
42   BR_CFM_MEP_DIRECTION_UP,
43 };
44 enum br_cfm_ccm_interval {
45   BR_CFM_CCM_INTERVAL_NONE,
46   BR_CFM_CCM_INTERVAL_3_3_MS,
47   BR_CFM_CCM_INTERVAL_10_MS,
48   BR_CFM_CCM_INTERVAL_100_MS,
49   BR_CFM_CCM_INTERVAL_1_SEC,
50   BR_CFM_CCM_INTERVAL_10_SEC,
51   BR_CFM_CCM_INTERVAL_1_MIN,
52   BR_CFM_CCM_INTERVAL_10_MIN,
53 };
54 #endif
55