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|
#pragma once
#ifndef MR_PORT_NAME_MAX
#define MR_PORT_NAME_MAX MR_SYMBOL_MAX
#endif
#ifndef MR_FLOW_MAX_NUM
#define MR_FLOW_MAX_NUM 1024
#endif
#ifndef MR_INVALID_PORT_ID
#define MR_INVALID_PORT_ID 65535
#endif
#ifndef MR_MAX_ITEM_NUM
#define MR_MAX_ITEM_NUM 32
#endif
#ifndef MR_MAX_ACTION_NUM
#define MR_MAX_ACTION_NUM 16
#endif
#ifndef MR_RULE_MAC_ADDR_LEN
#define MR_RULE_MAC_ADDR_LEN 18
#endif
#ifndef MR_RULE_TYEP_NO_SET
#define MR_RULE_TYEP_NO_SET 255
#endif
#ifndef MR_DEFAULT_MASK_U8
#define MR_DEFAULT_MASK_U8 0xff
#endif
#ifndef MR_RULE_DELETE
#define MR_RULE_DELETE 0
#endif
#ifndef MR_RULE_CREATE
#define MR_RULE_CREATE 1
#endif
#ifndef MR_RULE_SEARCH
#define MR_RULE_SEARCH 2
#endif
#ifndef MR_RULE_GET_RULE_COUNT
#define MR_RULE_GET_RULE_COUNT 3
#endif
#ifndef MR_RULE_ARG_DISABLE
#define MR_RULE_ARG_DISABLE 0
#endif
#ifndef MR_RULE_ARG_ENABLE
#define MR_RULE_ARG_ENABLE 1
#endif
/* Public */
#ifndef MR_CJSON_KEY_ARG_FLAG
#define MR_CJSON_KEY_ARG_FLAG "ArgFlag"
#endif
/* Rule */
#ifndef MR_CJSON_KEY_PORT_NAME
#define MR_CJSON_KEY_PORT_NAME "PortName"
#endif
#ifndef MR_CJSON_KEY_RULE_TYPE
#define MR_CJSON_KEY_RULE_TYPE "RuleType"
#endif
/* Delete */
#ifndef MR_CJSON_KEY_DELETE_RULE
#define MR_CJSON_KEY_DELETE_RULE "DeleteRule"
#endif
#ifndef MR_CJSON_KEY_DELETE_RULE_ID
#define MR_CJSON_KEY_DELETE_RULE_ID "RuleId"
#endif
/* Get Rule Count */
#ifndef MR_CJSON_KEY_GET_RULE_COUNT_RULE
#define MR_CJSON_KEY_GET_RULE_COUNT_RULE "GetRuleCount"
#endif
#ifndef MR_CJSON_KEY_GET_RULE_COUNT_ID
#define MR_CJSON_KEY_GET_RULE_COUNT_ID "RuleId"
#endif
/* Attr */
#ifndef MR_CJSON_KEY_ATTR
#define MR_CJSON_KEY_ATTR "Attr"
#endif
#ifndef MR_CJSON_KEY_ATTR_GROUP
#define MR_CJSON_KEY_ATTR_GROUP "Group"
#endif
#ifndef MR_CJSON_KEY_ATTR_PRIORITY
#define MR_CJSON_KEY_ATTR_PRIORITY "Priority"
#endif
#ifndef MR_CJSON_KEY_ATTR_INGRESS
#define MR_CJSON_KEY_ATTR_INGRESS "Ingress"
#endif
#ifndef MR_CJSON_KEY_ATTR_EGRESS
#define MR_CJSON_KEY_ATTR_EGRESS "Egress"
#endif
/* Item */
#ifndef MR_CJSON_KEY_ITEMS
#define MR_CJSON_KEY_ITEMS "Items"
#endif
#ifndef MR_CJSON_KEY_ITEM_LIST
#define MR_CJSON_KEY_ITEM_LIST "ItemList"
#endif
#ifndef MR_CJSON_KEY_ITEM_NUM
#define MR_CJSON_KEY_ITEM_NUM "ItemNum"
#endif
/* Ether Item */
#ifndef MR_CJSON_KEY_ETHER
#define MR_CJSON_KEY_ETHER "Ether"
#endif
#ifndef MR_CJSON_KEY_ETHER_HASVLAN
#define MR_CJSON_KEY_ETHER_HASVLAN "HasVlan"
#endif
#ifndef MR_CJSON_KEY_ETHER_SMAC
#define MR_CJSON_KEY_ETHER_SMAC "SMac"
#endif
#ifndef MR_CJSON_KEY_ETHER_DMAC
#define MR_CJSON_KEY_ETHER_DMAC "DMac"
#endif
#ifndef MR_CJSON_KEY_ETHER_SMAC_MASK
#define MR_CJSON_KEY_ETHER_SMAC_MASK "SMacMask"
#endif
#ifndef MR_CJSON_KEY_ETHER_DMAC_MASK
#define MR_CJSON_KEY_ETHER_DMAC_MASK "DMacMask"
#endif
#ifndef MR_CJSON_KEY_ETHER_TYPE
#define MR_CJSON_KEY_ETHER_TYPE "Type"
#endif
/* Ipv4 Item */
#ifndef MR_CJSON_KEY_IPV4
#define MR_CJSON_KEY_IPV4 "Ipv4"
#endif
#ifndef MR_CJSON_KEY_IPV4_TOS
#define MR_CJSON_KEY_IPV4_TOS "Tos"
#endif
#ifndef MR_CJSON_KEY_IPV4_FRAGMENT_OFFSET
#define MR_CJSON_KEY_IPV4_FRAGMENT_OFFSET "FragmentOffset"
#endif
#ifndef MR_CJSON_KEY_IPV4_TTL
#define MR_CJSON_KEY_IPV4_TTL "Ttl"
#endif
#ifndef MR_CJSON_KEY_IPV4_NEXT_PROTO
#define MR_CJSON_KEY_IPV4_NEXT_PROTO "NextProto"
#endif
#ifndef MR_CJSON_KEY_IPV4_SADDR
#define MR_CJSON_KEY_IPV4_SADDR "SrcAddr"
#endif
#ifndef MR_CJSON_KEY_IPV4_SADDR_STR
#define MR_CJSON_KEY_IPV4_SADDR_STR "SrcAddrStr"
#endif
#ifndef MR_CJSON_KEY_IPV4_SADDR_MASK
#define MR_CJSON_KEY_IPV4_SADDR_MASK "SrcAddrMask"
#endif
#ifndef MR_CJSON_KEY_IPV4_SADDR_MASK_STR
#define MR_CJSON_KEY_IPV4_SADDR_MASK_STR "SrcAddrMaskStr"
#endif
#ifndef MR_CJSON_KEY_IPV4_DADDR
#define MR_CJSON_KEY_IPV4_DADDR "DstAddr"
#endif
#ifndef MR_CJSON_KEY_IPV4_DADDR_STR
#define MR_CJSON_KEY_IPV4_DADDR_STR "DstAddrStr"
#endif
#ifndef MR_CJSON_KEY_IPV4_DADDR_MASK
#define MR_CJSON_KEY_IPV4_DADDR_MASK "DstAddrMask"
#endif
#ifndef MR_CJSON_KEY_IPV4_DADDR_MASK_STR
#define MR_CJSON_KEY_IPV4_DADDR_MASK_STR "DstAddrMaskStr"
#endif
/* UDP Item */
#ifndef MR_CJSON_KEY_UDP
#define MR_CJSON_KEY_UDP "UDP"
#endif
#ifndef MR_CJSON_KEY_UDP_SRC_PORT
#define MR_CJSON_KEY_UDP_SRC_PORT "Src Port"
#endif
#ifndef MR_CJSON_KEY_UDP_SRC_PORT_MASK
#define MR_CJSON_KEY_UDP_SRC_PORT_MASK "Src Port Mask"
#endif
#ifndef MR_CJSON_KEY_UDP_DST_PORT
#define MR_CJSON_KEY_UDP_DST_PORT "Dst Port"
#endif
#ifndef MR_CJSON_KEY_UDP_DST_PORT_MASK
#define MR_CJSON_KEY_UDP_DST_PORT_MASK "Dst Port Mask"
#endif
/* TCP Item */
#ifndef MR_CJSON_KEY_TCP
#define MR_CJSON_KEY_TCP "TCP"
#endif
#ifndef MR_CJSON_KEY_TCP_SRC_PORT
#define MR_CJSON_KEY_TCP_SRC_PORT "Src Port"
#endif
#ifndef MR_CJSON_KEY_TCP_SRC_PORT_MASK
#define MR_CJSON_KEY_TCP_SRC_PORT_MASK "Src Port Mask"
#endif
#ifndef MR_CJSON_KEY_TCP_DST_PORT
#define MR_CJSON_KEY_TCP_DST_PORT "Dst Port"
#endif
#ifndef MR_CJSON_KEY_TCP_DST_PORT_MASK
#define MR_CJSON_KEY_TCP_DST_PORT_MASK "Dst Port Mask"
#endif
#ifndef MR_CJSON_KEY_TCP_FLAGS
#define MR_CJSON_KEY_TCP_FLAGS "Flags"
#endif
/* VXLAN Item */
#ifndef MR_CJSON_KEY_VXLAN
#define MR_CJSON_KEY_VXLAN "Vxlan"
#endif
#ifndef MR_CJSON_KEY_VXLAN_VNI
#define MR_CJSON_KEY_VXLAN_VNI "Vni"
#endif
#ifndef MR_CJSON_KEY_VXLAN_VNI_MASK
#define MR_CJSON_KEY_VXLAN_VNI_MASK "VniMask"
#endif
/* Action */
#ifndef MR_CJSON_KEY_ACTIONS
#define MR_CJSON_KEY_ACTIONS "Actions"
#endif
#ifndef MR_CJSON_KEY_ACTION_LIST
#define MR_CJSON_KEY_ACTION_LIST "ActionList"
#endif
#ifndef MR_CJSON_KEY_ACTION_NUM
#define MR_CJSON_KEY_ACTION_NUM "ActionNum"
#endif
/* Action Count */
#ifndef MR_CJSON_KEY_COUNT
#define MR_CJSON_KEY_COUNT "Count"
#endif
#ifndef MR_CJSON_KEY_COUNT_SHARED
#define MR_CJSON_KEY_COUNT_SHARED "Shared"
#endif
#ifndef MR_CJSON_KEY_COUNT_ID
#define MR_CJSON_KEY_COUNT_ID "Id"
#endif
/* Action Queue */
#ifndef MR_CJSON_KEY_QUEUE
#define MR_CJSON_KEY_QUEUE "Queue"
#endif
#ifndef MR_CJSON_KEY_QUEUE_INDEX
#define MR_CJSON_KEY_QUEUE_INDEX "QueueIndex"
#endif
/* Action Drop */
#ifndef MR_CJSON_KEY_DROP
#define MR_CJSON_KEY_DROP "Drop"
#endif
#ifndef MR_CJSON_KEY_STATE
#define MR_CJSON_KEY_STATE "State"
#endif
/* Action Set Src Mac */
#ifndef MR_CJSON_KEY_SET_SRC_MAC
#define MR_CJSON_KEY_SET_SRC_MAC "SetSrcMac"
#endif
#ifndef MR_CJSON_KEY_SET_SRC_MAC_SMAC
#define MR_CJSON_KEY_SET_SRC_MAC_SMAC "SMac"
#endif
/* Action Set Dst Mac */
#ifndef MR_CJSON_KEY_SET_DST_MAC
#define MR_CJSON_KEY_SET_DST_MAC "SetDstMac"
#endif
#ifndef MR_CJSON_KEY_SET_DST_MAC_DMAC
#define MR_CJSON_KEY_SET_DST_MAC_DMAC "DMac"
#endif
/* Response Error Info */
#ifndef MR_CJSON_KEY_ERROR_INFO
#define MR_CJSON_KEY_ERROR_INFO "ErrorInfo"
#endif
/* Response Success Info */
#ifndef MR_CJSON_KEY_SUCCESS_INFO
#define MR_CJSON_KEY_SUCCESS_INFO "SuccessInfo"
#endif
/* Response Rule */
#ifndef MR_CJSON_KEY_RULE_NUM
#define MR_CJSON_KEY_RULE_NUM "RuleNum"
#endif
/* Response Rule Info */
#ifndef MR_CJSON_KEY_RULE_INFO
#define MR_CJSON_KEY_RULE_INFO "RuleInfo"
#endif
/* Response Rule Id */
#ifndef MR_CJSON_KEY_RULE_ID
#define MR_CJSON_KEY_RULE_ID "RuleId"
#endif
/* Response Rule Str */
#ifndef MR_CJSON_KEY_RULE_STR
#define MR_CJSON_KEY_RULE_STR "RuleStr"
#endif
/* Response Rule End */
#ifndef MR_CJSON_KEY_RULE_END
#define MR_CJSON_KEY_RULE_END "RuleEnd"
#endif
/* Response Count Hits */
#ifndef MR_CJSON_KEY_COUNT_RULE_ID
#define MR_CJSON_KEY_COUNT_RULE_ID "RuleId"
#endif
#ifndef MR_CJSON_KEY_COUNT_HITS
#define MR_CJSON_KEY_COUNT_HITS "CountHits"
#endif
#ifndef MR_CJSON_KEY_COUNT_ERR_INFO
#define MR_CJSON_KEY_COUNT_ERR_INFO "ErrorInfo"
#endif
/* Delete Arg */
enum mr_cli_delete_arg
{
MR_RULE_FLOW_DELETE_ARG_NOT_SET = 0,
MR_RULE_FLOW_DELETE_ARG_RULE_ID = 1 << 0,
MR_RULE_FLOW_DELETE_ARG_DELETE_ALL = 1 << 1,
};
/* Get Rule Count Arg */
enum mr_cli_get_rule_count_arg
{
MR_RULE_FLOW_GET_RULE_COUNT_ARG_NOT_SET = 0,
MR_RULE_FLOW_GET_RULE_COUNT_ARG_RULE_ID = 1 << 0,
MR_RULE_FLOW_GET_RULE_COUNT_ARG_ALL = 1 << 1,
};
/* Attr Arg */
enum mr_cli_attr_arg
{
MR_RULE_FLOW_ATTR_ARG_NOT_SET = 0,
MR_RULE_FLOW_ATTR_ARG_GROUP_ENABLE = 1 << 0,
MR_RULE_FLOW_ATTR_ARG_PRIORITY_ENABLE = 1 << 1,
MR_RULE_FLOW_ATTR_ARG_INGRESS_ENABLE = 1 << 2,
MR_RULE_FLOW_ATTR_ARG_EGRESS_ENABLE = 1 << 3,
MR_RULE_FLOW_ATTR_ARG_PORTNAME_ENABLE = 1 << 4,
};
/* Item */
/* Item List */
enum mr_cli_item_list
{
MR_RULE_FLOW_ITEM_LIST_ETHER = 1 << 0,
MR_RULE_FLOW_ITEM_LIST_VLAN = 1 << 1,
MR_RULE_FLOW_ITEM_LIST_IPV4 = 1 << 2,
MR_RULE_FLOW_ITEM_LIST_IPV6 = 1 << 3,
MR_RULE_FLOW_ITEM_LIST_TCP = 1 << 4,
MR_RULE_FLOW_ITEM_LIST_UDP = 1 << 5,
MR_RULE_FLOW_ITEM_LIST_VXLAN = 1 << 6,
};
/* Item type */
enum mr_cli_item_type
{
MR_RULE_FLOW_ITEM_ETHER = 0,
MR_RULE_FLOW_ITEM_VLAN,
MR_RULE_FLOW_ITEM_IPV4,
MR_RULE_FLOW_ITEM_IPV6,
MR_RULE_FLOW_ITEM_TCP,
MR_RULE_FLOW_ITEM_UDP,
MR_RULE_FLOW_ITEM_VXLAN,
MR_RULE_FLOW_ITEM_MAX = MR_MAX_ITEM_NUM
};
/* Ether Arg */
enum mr_cli_ether_arg
{
MR_RULE_FLOW_ETHER_ARG_NOT_SET = 0,
MR_RULE_FLOW_ETHER_ARG_SMAC_ENABLE = 1 << 0,
MR_RULE_FLOW_ETHER_ARG_DMAC_ENABLE = 1 << 1,
MR_RULE_FLOW_ETHER_ARG_SMAC_MASK_ENABLE = 1 << 2,
MR_RULE_FLOW_ETHER_ARG_DMAC_MASK_ENABLE = 1 << 3,
MR_RULE_FLOW_ETHER_ARG_TYPE_ENABLE = 1 << 4,
MR_RULE_FLOW_ETHER_ARG_HAS_VLAN_ENABLE = 1 << 5,
};
/* Ipv4 Arg */
enum mr_cli_ipv4_arg
{
MR_RULE_FLOW_IPV4_ARG_NOT_SET = 0,
MR_RULE_FLOW_IPV4_ARG_TOS_ENABLE = 1 << 0,
MR_RULE_FLOW_IPV4_ARG_FRAGMENT_OFFSET_ENABLE = 1 << 1,
MR_RULE_FLOW_IPV4_ARG_TTL_ENABLE = 1 << 2,
MR_RULE_FLOW_IPV4_ARG_NEXT_PROTO_ENABLE = 1 << 3,
MR_RULE_FLOW_IPV4_ARG_SADDR_ENABLE = 1 << 4,
MR_RULE_FLOW_IPV4_ARG_SADDR_MASK_ENABLE = 1 << 5,
MR_RULE_FLOW_IPV4_ARG_DADDR_ENABLE = 1 << 6,
MR_RULE_FLOW_IPV4_ARG_DADDR_MASK_ENABLE = 1 << 7,
};
/* UDP Arg */
enum mr_cli_udp_arg
{
MR_RULE_FLOW_UDP_ARG_NOT_SET = 0,
MR_RULE_FLOW_UDP_ARG_SRC_PORT_ENABLE = 1 << 0,
MR_RULE_FLOW_UDP_ARG_SRC_PORT_MASK_ENABLE = 1 << 1,
MR_RULE_FLOW_UDP_ARG_DST_PORT_ENABLE = 1 << 2,
MR_RULE_FLOW_UDP_ARG_DST_PORT_MASK_ENABLE = 1 << 3,
};
/* TCP Arg */
enum mr_cli_tcp_arg
{
MR_RULE_FLOW_TCP_ARG_NOT_SET = 0,
MR_RULE_FLOW_TCP_ARG_SRC_PORT_ENABLE = 1 << 0,
MR_RULE_FLOW_TCP_ARG_SRC_PORT_MASK_ENABLE = 1 << 1,
MR_RULE_FLOW_TCP_ARG_DST_PORT_ENABLE = 1 << 2,
MR_RULE_FLOW_TCP_ARG_DST_PORT_MASK_ENABLE = 1 << 3,
MR_RULE_FLOW_TCP_ARG_FLAGS_ENABLE = 1 << 4,
};
/* VXLAN Arg */
enum mr_cli_vxlan_arg
{
MR_RULE_FLOW_VXLAN_ARG_NOT_SET = 0,
MR_RULE_FLOW_VXLAN_ARG_VNI_ENABLE = 1 << 0,
MR_RULE_FLOW_VXLAN_ARG_VNI_MASK_ENABLE = 1 << 1,
};
/* Action */
/* Action List */
enum mr_cli_action_list
{
MR_RULE_FLOW_ACTION_LIST_COUNT = 1 << 0,
MR_RULE_FLOW_ACTION_LIST_DROP = 1 << 1,
MR_RULE_FLOW_ACTION_LIST_QUEUE = 1 << 2,
MR_RULE_FLOW_ACTION_LIST_SET_SRC_MAC = 1 << 3,
MR_RULE_FLOW_ACTION_LIST_SET_DST_MAC = 1 << 4,
};
/* Action type */
enum mr_cli_action_type
{
MR_RULE_FLOW_ACTION_COUNT = 0,
MR_RULE_FLOW_ACTION_DROP,
MR_RULE_FLOW_ACTION_QUEUE,
MR_RULE_FLOW_ACTION_SET_SRC_MAC,
MR_RULE_FLOW_ACTION_SET_DST_MAC,
MR_RULE_FLOW_ACTION_MAX = MR_MAX_ACTION_NUM,
};
/* Count Arg */
enum mr_cli_count_arg
{
MR_RULE_FLOW_COUNT_ARG_NOT_SET = 0,
MR_RULE_FLOW_COUNT_ARG_SHARED_ENABLE = 1 << 0,
MR_RULE_FLOW_COUNT_ARG_ID_ENABLE = 1 << 1,
};
/* Queue Arg */
enum mr_cli_queue_arg
{
MR_RULE_FLOW_QUEUE_ARG_NOT_SET = 0,
MR_RULE_FLOW_QUEUE_ARG_QUEUE_INDEX = 1 << 0,
};
/* Set Src Mac Arg */
enum mr_cli_set_src_mac_arg
{
MR_RULE_FLOW_SET_SRC_MAC_ARG_NOT_SET = 0,
MR_RULE_FLOW_SET_SRC_MAC_ARG_SMAC_ENABLE = 1 << 0,
};
/* Set Dst Mac Arg */
enum mr_cli_set_dst_mac_arg
{
MR_RULE_FLOW_SET_DST_MAC_ARG_NOT_SET = 0,
MR_RULE_FLOW_SET_DST_MAC_ARG_DMAC_ENABLE = 1 << 0,
};
/* Struct */
struct mr_flow_attr
{
uint16_t arg_flag;
struct rte_flow_attr attr;
};
struct mr_flow_delete
{
uint16_t arg_flag;
u_int32_t rule_id;
};
struct mr_flow_get_count
{
uint16_t arg_flag;
u_int32_t rule_id;
};
/* Item Struct */
/* Ether */
struct mr_flow_item_ether
{
uint8_t has_vlan;
uint16_t arg_flag;
struct rte_ether_addr smac_mask;
struct rte_ether_addr dmac_mask;
struct rte_ether_hdr ether_hdr;
};
/* Ipv4 */
struct mr_flow_item_ipv4
{
uint16_t arg_flag;
struct rte_ipv4_hdr ipv4_hdr;
struct rte_ipv4_hdr ip_mask;
};
/* Tcp */
struct mr_flow_item_tcp
{
uint16_t arg_flag;
struct rte_tcp_hdr tcp_hdr;
struct rte_tcp_hdr tcp_mask;
};
/* Udp */
struct mr_flow_item_udp
{
uint16_t arg_flag;
struct rte_udp_hdr udp_hdr;
struct rte_udp_hdr udp_mask;
};
/* Vxlan */
struct mr_flow_item_vxlan
{
uint16_t arg_flag;
uint32_t vni;
uint32_t vni_mask;
};
/* Item Union */
union mr_flow_item_union
{
struct mr_flow_item_ether ether_item;
struct mr_flow_item_ipv4 ipv4_item;
struct mr_flow_item_tcp tcp_item;
struct mr_flow_item_udp udp_item;
struct mr_flow_item_vxlan vxlan_item;
};
/* Action */
/* Count Action */
struct mr_flow_action_count
{
uint8_t shared;
uint16_t arg_flag;
uint32_t id;
};
/* Drop Action*/
struct mr_flow_action_drop
{
uint8_t state;
};
/* Queue Action*/
struct mr_flow_action_queue
{
uint16_t arg_flag;
uint16_t index;
};
/* Set Src Mac Action*/
struct mr_flow_action_set_mac
{
uint16_t arg_flag;
struct rte_ether_addr mac_addr;
};
/* Action Union */
union mr_flow_action_union
{
struct mr_flow_action_count count;
struct mr_flow_action_drop drop;
struct mr_flow_action_queue queue;
struct mr_flow_action_set_mac set_src_mac;
struct mr_flow_action_set_mac set_dst_mac;
};
/* Rule */
struct mrctl_flow_rule
{
uint8_t rule_flag;
uint8_t rule_type;
uint64_t item_num;
uint64_t action_num;
uint64_t item_list;
uint64_t action_list;
char port_name[MR_PORT_NAME_MAX];
struct mr_flow_delete delete;
struct mr_flow_get_count get_count;
struct mr_flow_attr attrs;
union mr_flow_item_union items[MR_MAX_ITEM_NUM];
union mr_flow_action_union actions[MR_MAX_ACTION_NUM];
};
/* String to mac */
int string_to_mac(char *s,struct rte_ether_addr * addr )
{
unsigned char a[6];
int rc = sscanf(s, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", a + 0, a + 1, a + 2, a + 3, a + 4, a + 5);
if(rc !=6 )
{
return RT_ERR;
}
addr->addr_bytes[0] = (uint8_t)a[0];
addr->addr_bytes[1] = (uint8_t)a[1];
addr->addr_bytes[2] = (uint8_t)a[2];
addr->addr_bytes[3] = (uint8_t)a[3];
addr->addr_bytes[4] = (uint8_t)a[4];
addr->addr_bytes[5] = (uint8_t)a[5];
return RT_SUCCESS;
}
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