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Martin Ger
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Aug 15, 2017
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| #ifndef __DHCPS_H__ | ||
| #define __DHCPS_H__ | ||
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| #define USE_DNS | ||
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| typedef struct dhcps_state{ | ||
| sint16_t state; | ||
| } dhcps_state; | ||
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| // ����dhcpclient�Զ����һ��DHCP msg�ṹ�� | ||
| 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; | ||
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| #ifndef LWIP_OPEN_SRC | ||
| struct dhcps_lease { | ||
| bool enable; | ||
| struct ip_addr start_ip; | ||
| struct ip_addr end_ip; | ||
| }; | ||
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| enum dhcps_offer_option{ | ||
| OFFER_START = 0x00, | ||
| OFFER_ROUTER = 0x01, | ||
| OFFER_END | ||
| }; | ||
| #endif | ||
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| struct dhcps_pool{ | ||
| struct ip_addr ip; | ||
| uint8 mac[6]; | ||
| uint32 lease_timer; | ||
| }; | ||
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| typedef struct _list_node{ | ||
| void *pnode; | ||
| struct _list_node *pnext; | ||
| }list_node; | ||
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| extern uint32 dhcps_lease_time; | ||
| #define DHCPS_LEASE_TIMER dhcps_lease_time //0x05A0 | ||
| #define DHCPS_MAX_LEASE 0x64 | ||
| #define BOOTP_BROADCAST 0x8000 | ||
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| #define DHCP_REQUEST 1 | ||
| #define DHCP_REPLY 2 | ||
| #define DHCP_HTYPE_ETHERNET 1 | ||
| #define DHCP_HLEN_ETHERNET 6 | ||
| #define DHCP_MSG_LEN 236 | ||
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| #define DHCPS_SERVER_PORT 67 | ||
| #define DHCPS_CLIENT_PORT 68 | ||
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| #define DHCPDISCOVER 1 | ||
| #define DHCPOFFER 2 | ||
| #define DHCPREQUEST 3 | ||
| #define DHCPDECLINE 4 | ||
| #define DHCPACK 5 | ||
| #define DHCPNAK 6 | ||
| #define DHCPRELEASE 7 | ||
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| #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 | ||
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| //#define USE_CLASS_B_NET 1 | ||
| #define DHCPS_DEBUG 0 | ||
| #define MAX_STATION_NUM 8 | ||
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| #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 | ||
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| #define dhcps_router_enabled(offer) ((offer & OFFER_ROUTER) != 0) | ||
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| void dhcps_start(struct ip_info *info); | ||
| void dhcps_stop(void); | ||
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| void dhcps_set_DNS(struct ip_addr *dns_ip) ICACHE_FLASH_ATTR; | ||
| struct dhcps_pool *dhcps_get_mapping(uint16_t no) ICACHE_FLASH_ATTR; | ||
| 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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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| #ifndef __LWIP_NAPT_H__ | ||
| #define __LWIP_NAPT_H__ | ||
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| #include "lwip/opt.h" | ||
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
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| #if IP_FORWARD | ||
| #if IP_NAPT | ||
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| /* Default size of the tables used for NAPT */ | ||
| #define IP_NAPT_MAX 512 | ||
| #define IP_PORTMAP_MAX 32 | ||
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| /* Timeouts in sec for the various protocol types */ | ||
| #define IP_NAPT_TIMEOUT_MS_TCP (30*60*1000) | ||
| #define IP_NAPT_TIMEOUT_MS_TCP_DISCON (20*1000) | ||
| #define IP_NAPT_TIMEOUT_MS_UDP (2*1000) | ||
| #define IP_NAPT_TIMEOUT_MS_ICMP (2*1000) | ||
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| #define IP_NAPT_PORT_RANGE_START 49152 | ||
| #define IP_NAPT_PORT_RANGE_END 61439 | ||
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| struct napt_table { | ||
| u32_t last; | ||
| u32_t src; | ||
| u32_t dest; | ||
| u16_t sport; | ||
| u16_t dport; | ||
| u16_t mport; | ||
| u8_t proto; | ||
| u8_t fin1 : 1; | ||
| u8_t fin2 : 1; | ||
| u8_t finack1 : 1; | ||
| u8_t finack2 : 1; | ||
| u8_t synack : 1; | ||
| u8_t rst : 1; | ||
| u16_t next, prev; | ||
| }; | ||
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| struct portmap_table { | ||
| u32_t maddr; | ||
| u32_t daddr; | ||
| u16_t mport; | ||
| u16_t dport; | ||
| u8_t proto; | ||
| u8 valid; | ||
| }; | ||
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| extern struct portmap_table *ip_portmap_table; | ||
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| /** | ||
| * Allocates and initializes the NAPT tables. | ||
| * | ||
| * @param max_nat max number of enties in the NAPT table (use IP_NAPT_MAX if in doubt) | ||
| * @param max_portmap max number of enties in the NAPT table (use IP_PORTMAP_MAX if in doubt) | ||
| */ | ||
| void ICACHE_FLASH_ATTR | ||
| ip_napt_init(uint16_t max_nat, uint8_t max_portmap); | ||
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| /** | ||
| * Enable/Disable NAPT for a specified interface. | ||
| * | ||
| * @param addr ip address of the interface | ||
| * @param enable non-zero to enable NAPT, or 0 to disable. | ||
| */ | ||
| void ICACHE_FLASH_ATTR | ||
| ip_napt_enable(u32_t addr, int enable); | ||
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| /** | ||
| * Enable/Disable NAPT for a specified interface. | ||
| * | ||
| * @param netif number of the interface | ||
| * @param enable non-zero to enable NAPT, or 0 to disable. | ||
| */ | ||
| void ICACHE_FLASH_ATTR | ||
| ip_napt_enable_no(u8_t number, int enable); | ||
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| /** | ||
| * Register port mapping on the external interface to internal interface. | ||
| * When the same port mapping is registered again, the old mapping is overwritten. | ||
| * In this implementation, only 1 unique port mapping can be defined for each target address/port. | ||
| * | ||
| * @param proto target protocol | ||
| * @param maddr ip address of the external interface | ||
| * @param mport mapped port on the external interface, in host byte order. | ||
| * @param daddr destination ip address | ||
| * @param dport destination port, in host byte order. | ||
| */ | ||
| u8_t ICACHE_FLASH_ATTR | ||
| ip_portmap_add(u8_t proto, u32_t maddr, u16_t mport, u32_t daddr, u16_t dport); | ||
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| /** | ||
| * Unregister port mapping on the external interface to internal interface. | ||
| * | ||
| * @param proto target protocol | ||
| * @param maddr ip address of the external interface | ||
| */ | ||
| u8_t ICACHE_FLASH_ATTR | ||
| ip_portmap_remove(u8_t proto, u16_t mport); | ||
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| #endif /* IP_NAPT */ | ||
| #endif /* IP_FORWARD */ | ||
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| #ifdef __cplusplus | ||
| } | ||
| #endif | ||
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| #endif /* __LWIP_NAPT_H__ */ |
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