/* * Copyright (c) 1995 Danny Gasparovski. * * Please read the file COPYRIGHT for the * terms and conditions of the copyright. */ #ifndef _IF_H_ #define _IF_H_ #define IF_COMPRESS 0x01 /* We want compression */ #define IF_NOCOMPRESS 0x02 /* Do not do compression */ #define IF_AUTOCOMP 0x04 /* Autodetect (default) */ #define IF_NOCIDCOMP 0x08 /* CID compression */ /* Needed for FreeBSD */ #undef if_mtu extern int if_mtu; extern int if_mru; /* MTU and MRU */ extern int if_comp; /* Flags for compression */ extern int if_maxlinkhdr; extern int if_queued; /* Number of packets queued so far */ extern int if_thresh; /* Number of packets queued before we start sending * (to prevent allocing too many mbufs) */ extern struct mbuf if_fastq; /* fast queue (for interactive data) */ extern struct mbuf if_batchq; /* queue for non-interactive data */ extern struct mbuf *next_m; #define ifs_init(ifm) ((ifm)->ifs_next = (ifm)->ifs_prev = (ifm)) #ifdef ETH_P_ARP # undef ETH_P_ARP #endif /* ETH_P_ARP*/ #define ETH_P_ARP 0x0806 /* Address Resolution packet */ #ifdef ETH_P_IP # undef ETH_P_IP #endif /* ETH_P_IP */ #define ETH_P_IP 0x0800 /* Internet Protocol packet */ #ifdef ETH_P_IPV6 # undef ETH_P_IPV6 #endif /* ETH_P_IPV6 */ #define ETH_P_IPV6 0x86DD /* IPv6 */ #endif