Watt-32 tcp/ip: SRC/pcarp.h Source File

00001 00004 #ifndef _w32_PCARP_H 00005 #define _w32_PCARP_H 00006 00007 00011 struct gate_entry { 00012 DWORD gate_ip; 00013 DWORD subnet; 00014 DWORD mask; 00015 BOOL is_dead; /* Dead Gate detection: */ 00016 BOOL echo_pending; /* echo-reply pending */ 00017 DWORD chk_timer; /* check interval timer */ 00018 }; 00019 00023 struct arp_entry { 00024 DWORD ip; 00025 eth_address hardware; 00026 DWORD expiry; 00027 DWORD retransmit_to; 00028 WORD flags; 00029 }; 00030 00033 #define ARP_INUSE 0x01 00034 #define ARP_FIXED 0x02 00035 #define ARP_DYNAMIC 0x04 00036 #define ARP_PENDING 0x08 00040 W32_FUNC int _arp_list_gateways (struct gate_entry *gw, int max); 00041 extern int _arp_check_gateways (void); 00042 extern BOOL _arp_add_gateway (const char* config_string, DWORD ip); 00043 extern BOOL _arp_have_default_gw (void); 00044 extern void _arp_kill_gateways (void); /* GvB, replaces global variable */ 00045 00050 W32_FUNC BOOL _arp_resolve (DWORD ina, eth_address *eth); 00051 W32_FUNC BOOL _arp_check_own_ip (eth_address *eth); 00052 00055 extern BOOL arp_start_lookup (DWORD ip); 00056 extern BOOL arp_lookup (DWORD ip, eth_address *eth); 00057 extern BOOL arp_lookup_fixed (DWORD ip, eth_address *eth); 00058 extern BOOL arp_lookup_pending (DWORD ip); 00059 00062 extern BOOL _arp_add_cache (DWORD ip, const void *eth, BOOL expire); 00063 extern BOOL _arp_delete_cache (DWORD ip); 00064 W32_FUNC int _arp_list_cache (struct arp_entry *arp, int max); 00065 00068 extern void _arp_init (void); 00069 extern BOOL _arp_reply (const void *mac_dst, DWORD src_ip, DWORD dst_ip); 00070 extern BOOL _arp_handler (const arp_Header *arp, BOOL brdcast); 00071 00074 extern BOOL _arp_register (DWORD use_this_gateway_ip, DWORD for_this_host_ip); 00075 00076 #if defined(USE_DEBUG) 00077 W32_FUNC void _arp_debug_dump (void); 00078 #endif 00079 00080 #endif