107 lines
2.6 KiB
C
107 lines
2.6 KiB
C
#ifndef __DHCPS_H__
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#define __DHCPS_H__
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#define USE_DNS
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typedef struct dhcps_state{
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sint16_t state;
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} dhcps_state;
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// <20><><EFBFBD><EFBFBD>dhcpclient<6E>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>DHCP msg<73>ṹ<EFBFBD><E1B9B9>
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typedef struct dhcps_msg {
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uint8_t op, htype, hlen, hops;
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uint8_t xid[4];
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uint16_t secs, flags;
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uint8_t ciaddr[4];
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uint8_t yiaddr[4];
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uint8_t siaddr[4];
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uint8_t giaddr[4];
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uint8_t chaddr[16];
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uint8_t sname[64];
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uint8_t file[128];
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uint8_t options[312];
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}dhcps_msg;
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#ifndef LWIP_OPEN_SRC
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struct dhcps_lease {
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bool enable;
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struct ip_addr start_ip;
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struct ip_addr end_ip;
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};
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enum dhcps_offer_option{
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OFFER_START = 0x00,
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OFFER_ROUTER = 0x01,
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OFFER_END
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};
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#endif
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struct dhcps_pool{
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struct ip_addr ip;
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uint8 mac[6];
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uint32 lease_timer;
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};
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typedef struct _list_node{
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void *pnode;
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struct _list_node *pnext;
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}list_node;
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extern uint32 dhcps_lease_time;
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#define DHCPS_LEASE_TIMER dhcps_lease_time //0x05A0
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#define DHCPS_MAX_LEASE 0x64
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#define BOOTP_BROADCAST 0x8000
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#define DHCP_REQUEST 1
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#define DHCP_REPLY 2
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#define DHCP_HTYPE_ETHERNET 1
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#define DHCP_HLEN_ETHERNET 6
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#define DHCP_MSG_LEN 236
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#define DHCPS_SERVER_PORT 67
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#define DHCPS_CLIENT_PORT 68
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#define DHCPDISCOVER 1
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#define DHCPOFFER 2
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#define DHCPREQUEST 3
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#define DHCPDECLINE 4
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#define DHCPACK 5
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#define DHCPNAK 6
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#define DHCPRELEASE 7
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#define DHCP_OPTION_SUBNET_MASK 1
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#define DHCP_OPTION_ROUTER 3
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#define DHCP_OPTION_DNS_SERVER 6
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#define DHCP_OPTION_REQ_IPADDR 50
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#define DHCP_OPTION_LEASE_TIME 51
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#define DHCP_OPTION_MSG_TYPE 53
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#define DHCP_OPTION_SERVER_ID 54
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#define DHCP_OPTION_INTERFACE_MTU 26
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#define DHCP_OPTION_PERFORM_ROUTER_DISCOVERY 31
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#define DHCP_OPTION_BROADCAST_ADDRESS 28
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#define DHCP_OPTION_REQ_LIST 55
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#define DHCP_OPTION_END 255
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//#define USE_CLASS_B_NET 1
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#define DHCPS_DEBUG 0
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#define MAX_STATION_NUM 8
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#define DHCPS_STATE_OFFER 1
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#define DHCPS_STATE_DECLINE 2
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#define DHCPS_STATE_ACK 3
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#define DHCPS_STATE_NAK 4
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#define DHCPS_STATE_IDLE 5
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#define DHCPS_STATE_RELEASE 6
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#define dhcps_router_enabled(offer) ((offer & OFFER_ROUTER) != 0)
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void dhcps_start(struct ip_info *info);
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void dhcps_stop(void);
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void dhcps_set_DNS(struct ip_addr *dns_ip) ICACHE_FLASH_ATTR;
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struct dhcps_pool *dhcps_get_mapping(uint16_t no) ICACHE_FLASH_ATTR;
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void dhcps_set_mapping(struct ip_addr *addr, uint8 *mac, uint32 lease_time) ICACHE_FLASH_ATTR;
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#endif
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