//
// Created by xajhuang on 2023/3/18.
//

#ifndef VCPE_VLAN_H
#define VCPE_VLAN_H
#ifdef __cplusplus
extern "C" {
#endif

#include <netinet/ip.h>
#include <netinet/udp.h>
#include <linux/if_ether.h>
#include "common.h"

#define VLAN_SUPPORT (1)

#pragma pack(push)
#pragma pack(1)

#define VXLAN_VIN_ID_PACK(x) ((ntohs(x)) & 0xFFF)

typedef enum {
    VLAN_NONE,
    VLAN_LEVEL1,
    VLAN_LEVEL2
} VLAN_TYPE;

typedef struct vlan_hdr {
#if VLAN_SUPPORT
    U16 id;
    U16 type;
#endif
} VLAN_HDR, *PVLAN_HDR;

typedef struct vlan_hdr2 {
#if VLAN_SUPPORT
    U16 id1;
    U16 h_type;
    U16 id2;
    U16 type;
#endif
} VLAN_HDR2, *PVLAN_HDR2;

typedef struct {
    struct ethhdr eth;
    struct iphdr  ip;
    struct udphdr udp;
} VLAN_PKG_HDR, *PVLAN_PKG_HDR;

typedef struct {
    struct ethhdr eth;
#if VLAN_SUPPORT
    struct vlan_hdr vlan;
#endif
    struct iphdr  ip;
    struct udphdr udp;
} VLAN_PKG_HDR1, *PVLAN_PKG_HDR1;

typedef struct {
    struct ethhdr eth;
#if VLAN_SUPPORT
    struct vlan_hdr2 vlan;
#endif
    struct iphdr  ip;
    struct udphdr udp;
} VLAN_PKG_HDR2, *PVLAN_PKG_HDR2;

#pragma pack(pop)
#ifdef __cplusplus
}
#endif
#endif    //VCPE_VLAN_H