//
// Created by xajhuang on 2023/4/20.
//

#ifndef VCPE_RFC2131_H
#define VCPE_RFC2131_H
#include <linux/if_ether.h>
#include "common.h"
#ifdef __cplusplus
extern "C" {
#endif

#define DHCP_COOKIE_VAL   (0x63825363)
#define MAX_DHCP_PKG_SIZE (512)
#define VLAN_VNI_ID(x)    ntohs((x))
#define DHCP_XID(x)       ntohl((x))

#define DHCP_CLI_PORT     (68)
#define DHCP_SVR_PORT     (67)

typedef struct {
    U8   unicast;
    U8   cliMac[ETH_ALEN];
    U32  uid;
    U32  xid;
    U32  reqIpAddr;
    U32  leaseTime;
    char clientId[256];
    char vendorClassId[256];
    U32  reqServer;
    U32  serverAddr;
    U32  cliAddr;
    char hostName[256];
} DHCP_REQ, *PDHCP_REQ;

typedef struct {
    U8   cliMac[ETH_ALEN];
    char svrHostname[64];
    char domainName[64];
    U32  svrIp;
    U32  xid;
    U32  ipAddr;
    U32  netmask;
    U32  route;
    U32  primeDNS;
    U32  secondDNS;
    U32  leaseTime;
} DHCP_RSP, *PDHCP_RSP;

#ifdef __cplusplus
}
#endif
#endif    //VCPE_RFC2131_H