| 1 | /*
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| 2 | * Copyright (c) 1995 Danny Gasparovski.
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| 3 | *
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| 4 | * Please read the file COPYRIGHT for the
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| 5 | * terms and conditions of the copyright.
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| 6 | */
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| 7 |
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| 8 | #ifndef _IF_H_
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| 9 | #define _IF_H_
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| 10 |
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| 11 | #define IF_COMPRESS 0x01 /* We want compression */
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| 12 | #define IF_NOCOMPRESS 0x02 /* Do not do compression */
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| 13 | #define IF_AUTOCOMP 0x04 /* Autodetect (default) */
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| 14 | #define IF_NOCIDCOMP 0x08 /* CID compression */
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| 15 |
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| 16 | /* Needed for FreeBSD */
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| 17 | #undef if_mtu
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| 18 | extern int if_mtu;
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| 19 | extern int if_mru; /* MTU and MRU */
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| 20 | extern int if_comp; /* Flags for compression */
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| 21 | extern int if_maxlinkhdr;
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| 22 | extern int if_queued; /* Number of packets queued so far */
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| 23 | extern int if_thresh; /* Number of packets queued before we start sending
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| 24 | * (to prevent allocing too many mbufs) */
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| 25 |
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| 26 | extern struct mbuf if_fastq; /* fast queue (for interactive data) */
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| 27 | extern struct mbuf if_batchq; /* queue for non-interactive data */
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| 28 | extern struct mbuf *next_m;
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| 29 |
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| 30 | #define ifs_init(ifm) ((ifm)->ifs_next = (ifm)->ifs_prev = (ifm))
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| 31 |
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| 32 | /* Interface statistics */
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| 33 | struct slirp_ifstats {
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| 34 | u_int out_pkts; /* Output packets */
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| 35 | u_int out_bytes; /* Output bytes */
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| 36 | u_int out_errpkts; /* Output Error Packets */
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| 37 | u_int out_errbytes; /* Output Error Bytes */
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| 38 | u_int in_pkts; /* Input packets */
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| 39 | u_int in_bytes; /* Input bytes */
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| 40 | u_int in_errpkts; /* Input Error Packets */
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| 41 | u_int in_errbytes; /* Input Error Bytes */
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| 42 |
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| 43 | u_int bytes_saved; /* Number of bytes that compression "saved" */
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| 44 | /* ie: number of bytes that didn't need to be sent over the link
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| 45 | * because of compression */
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| 46 |
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| 47 | u_int in_mbad; /* Bad incoming packets */
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| 48 | };
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| 49 |
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| 50 | #endif
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