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-rw-r--r--src/basic/linux/cfm_bridge.h64
1 files changed, 64 insertions, 0 deletions
diff --git a/src/basic/linux/cfm_bridge.h b/src/basic/linux/cfm_bridge.h
new file mode 100644
index 0000000..3c1cbd1
--- /dev/null
+++ b/src/basic/linux/cfm_bridge.h
@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
+
+#ifndef _UAPI_LINUX_CFM_BRIDGE_H_
+#define _UAPI_LINUX_CFM_BRIDGE_H_
+
+#include <linux/types.h>
+#include <linux/if_ether.h>
+
+#define ETHER_HEADER_LENGTH (6+6+4+2)
+#define CFM_MAID_LENGTH 48
+#define CFM_CCM_PDU_LENGTH 75
+#define CFM_PORT_STATUS_TLV_LENGTH 4
+#define CFM_IF_STATUS_TLV_LENGTH 4
+#define CFM_IF_STATUS_TLV_TYPE 4
+#define CFM_PORT_STATUS_TLV_TYPE 2
+#define CFM_ENDE_TLV_TYPE 0
+#define CFM_CCM_MAX_FRAME_LENGTH (ETHER_HEADER_LENGTH+\
+ CFM_CCM_PDU_LENGTH+\
+ CFM_PORT_STATUS_TLV_LENGTH+\
+ CFM_IF_STATUS_TLV_LENGTH)
+#define CFM_FRAME_PRIO 7
+#define CFM_CCM_TLV_OFFSET 70
+#define CFM_CCM_PDU_MAID_OFFSET 10
+#define CFM_CCM_PDU_MEPID_OFFSET 8
+#define CFM_CCM_PDU_SEQNR_OFFSET 4
+#define CFM_CCM_PDU_TLV_OFFSET 74
+#define CFM_CCM_ITU_RESERVED_SIZE 16
+
+struct br_cfm_common_hdr {
+ __u8 mdlevel_version;
+ __u8 opcode;
+ __u8 flags;
+ __u8 tlv_offset;
+};
+
+enum br_cfm_opcodes {
+ BR_CFM_OPCODE_CCM = 0x1,
+};
+
+/* MEP domain */
+enum br_cfm_domain {
+ BR_CFM_PORT,
+ BR_CFM_VLAN,
+};
+
+/* MEP direction */
+enum br_cfm_mep_direction {
+ BR_CFM_MEP_DIRECTION_DOWN,
+ BR_CFM_MEP_DIRECTION_UP,
+};
+
+/* CCM interval supported. */
+enum br_cfm_ccm_interval {
+ BR_CFM_CCM_INTERVAL_NONE,
+ BR_CFM_CCM_INTERVAL_3_3_MS,
+ BR_CFM_CCM_INTERVAL_10_MS,
+ BR_CFM_CCM_INTERVAL_100_MS,
+ BR_CFM_CCM_INTERVAL_1_SEC,
+ BR_CFM_CCM_INTERVAL_10_SEC,
+ BR_CFM_CCM_INTERVAL_1_MIN,
+ BR_CFM_CCM_INTERVAL_10_MIN,
+};
+
+#endif