nodemcu-firmware/app/include/lwip/app/dhcpserver.h

118 lines
2.6 KiB
C
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#ifndef __DHCPS_H__
#define __DHCPS_H__
#include "lwipopts.h"
#define USE_DNS
typedef struct dhcps_state{
sint16_t state;
} dhcps_state;
// <20><><EFBFBD><EFBFBD>dhcpclient<6E>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>DHCP msg<73><EFBFBD><E1B9B9>
typedef struct dhcps_msg {
uint8_t op, htype, hlen, hops;
uint8_t xid[4];
uint16_t secs, flags;
uint8_t ciaddr[4];
uint8_t yiaddr[4];
uint8_t siaddr[4];
uint8_t giaddr[4];
uint8_t chaddr[16];
uint8_t sname[64];
uint8_t file[128];
uint8_t options[312];
}dhcps_msg;
#ifndef LWIP_OPEN_SRC
struct dhcps_lease {
bool enable;
struct ip_addr start_ip;
struct ip_addr end_ip;
};
enum dhcps_offer_option{
OFFER_START = 0x00,
OFFER_ROUTER = 0x01,
OFFER_END
};
#endif
typedef enum {
DHCPS_TYPE_DYNAMIC,
DHCPS_TYPE_STATIC
} dhcps_type_t;
typedef enum {
DHCPS_STATE_ONLINE,
DHCPS_STATE_OFFLINE
} dhcps_state_t;
struct dhcps_pool{
struct ip_addr ip;
uint8 mac[6];
uint32 lease_timer;
dhcps_type_t type;
dhcps_state_t state;
};
typedef struct _list_node{
void *pnode;
struct _list_node *pnext;
}list_node;
extern uint32 dhcps_lease_time;
#define DHCPS_LEASE_TIMER dhcps_lease_time //0x05A0
#define DHCPS_MAX_LEASE 0x64
#define BOOTP_BROADCAST 0x8000
#define DHCP_REQUEST 1
#define DHCP_REPLY 2
#define DHCP_HTYPE_ETHERNET 1
#define DHCP_HLEN_ETHERNET 6
#define DHCP_MSG_LEN 236
#define DHCPS_SERVER_PORT 67
#define DHCPS_CLIENT_PORT 68
#define DHCPDISCOVER 1
#define DHCPOFFER 2
#define DHCPREQUEST 3
#define DHCPDECLINE 4
#define DHCPACK 5
#define DHCPNAK 6
#define DHCPRELEASE 7
#define DHCP_OPTION_SUBNET_MASK 1
#define DHCP_OPTION_ROUTER 3
#define DHCP_OPTION_DNS_SERVER 6
#define DHCP_OPTION_REQ_IPADDR 50
#define DHCP_OPTION_LEASE_TIME 51
#define DHCP_OPTION_MSG_TYPE 53
#define DHCP_OPTION_SERVER_ID 54
#define DHCP_OPTION_INTERFACE_MTU 26
#define DHCP_OPTION_PERFORM_ROUTER_DISCOVERY 31
#define DHCP_OPTION_BROADCAST_ADDRESS 28
#define DHCP_OPTION_REQ_LIST 55
#define DHCP_OPTION_END 255
//#define USE_CLASS_B_NET 1
#define DHCPS_DEBUG 0
#define MAX_STATION_NUM 8
#define DHCPS_STATE_OFFER 1
#define DHCPS_STATE_DECLINE 2
#define DHCPS_STATE_ACK 3
#define DHCPS_STATE_NAK 4
#define DHCPS_STATE_IDLE 5
#define DHCPS_STATE_RELEASE 6
#define dhcps_router_enabled(offer) ((offer & OFFER_ROUTER) != 0)
void dhcps_start(struct ip_info *info);
void dhcps_stop(void);
#endif