root / slirp / if.h @ f97572e5
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1 | f0cbd3ec | bellard | /*
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2 | f0cbd3ec | bellard | * Copyright (c) 1995 Danny Gasparovski.
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3 | 5fafdf24 | ths | *
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4 | 5fafdf24 | ths | * Please read the file COPYRIGHT for the
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5 | f0cbd3ec | bellard | * terms and conditions of the copyright.
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6 | f0cbd3ec | bellard | */
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7 | f0cbd3ec | bellard | |
8 | f0cbd3ec | bellard | #ifndef _IF_H_
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9 | f0cbd3ec | bellard | #define _IF_H_
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10 | f0cbd3ec | bellard | |
11 | f0cbd3ec | bellard | #define IF_COMPRESS 0x01 /* We want compression */ |
12 | f0cbd3ec | bellard | #define IF_NOCOMPRESS 0x02 /* Do not do compression */ |
13 | f0cbd3ec | bellard | #define IF_AUTOCOMP 0x04 /* Autodetect (default) */ |
14 | f0cbd3ec | bellard | #define IF_NOCIDCOMP 0x08 /* CID compression */ |
15 | f0cbd3ec | bellard | |
16 | 9634d903 | blueswir1 | #define IF_MTU 1500 |
17 | 9634d903 | blueswir1 | #define IF_MRU 1500 |
18 | 9634d903 | blueswir1 | #define IF_COMP IF_AUTOCOMP /* Flags for compression */ |
19 | 9634d903 | blueswir1 | |
20 | 9634d903 | blueswir1 | #if 0
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21 | 9634d903 | blueswir1 | /*
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22 | 9634d903 | blueswir1 | * Set if_maxlinkhdr to 48 because it's 40 bytes for TCP/IP,
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23 | 9634d903 | blueswir1 | * and 8 bytes for PPP, but need to have it on an 8byte boundary
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24 | 9634d903 | blueswir1 | */
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25 | 9634d903 | blueswir1 | #ifdef USE_PPP
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26 | 9634d903 | blueswir1 | #define IF_MAXLINKHDR 48
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27 | 9634d903 | blueswir1 | #else
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28 | 9634d903 | blueswir1 | #define IF_MAXLINKHDR 40 |
29 | 9634d903 | blueswir1 | #endif
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30 | 9634d903 | blueswir1 | #else
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31 | 9634d903 | blueswir1 | /* 2 for alignment, 14 for ethernet, 40 for TCP/IP */
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32 | 9634d903 | blueswir1 | #define IF_MAXLINKHDR (2 + 14 + 40) |
33 | 9634d903 | blueswir1 | #endif
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34 | 9634d903 | blueswir1 | |
35 | f0cbd3ec | bellard | extern int if_queued; /* Number of packets queued so far */ |
36 | f0cbd3ec | bellard | |
37 | f0cbd3ec | bellard | extern struct mbuf if_fastq; /* fast queue (for interactive data) */ |
38 | f0cbd3ec | bellard | extern struct mbuf if_batchq; /* queue for non-interactive data */ |
39 | f0cbd3ec | bellard | extern struct mbuf *next_m; |
40 | f0cbd3ec | bellard | |
41 | f0cbd3ec | bellard | #define ifs_init(ifm) ((ifm)->ifs_next = (ifm)->ifs_prev = (ifm))
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42 | f0cbd3ec | bellard | |
43 | 31a60e22 | blueswir1 | #ifdef LOG_ENABLED
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44 | f0cbd3ec | bellard | /* Interface statistics */
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45 | f0cbd3ec | bellard | struct slirp_ifstats {
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46 | f0cbd3ec | bellard | u_int out_pkts; /* Output packets */
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47 | f0cbd3ec | bellard | u_int out_bytes; /* Output bytes */
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48 | f0cbd3ec | bellard | u_int out_errpkts; /* Output Error Packets */
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49 | f0cbd3ec | bellard | u_int out_errbytes; /* Output Error Bytes */
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50 | f0cbd3ec | bellard | u_int in_pkts; /* Input packets */
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51 | f0cbd3ec | bellard | u_int in_bytes; /* Input bytes */
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52 | f0cbd3ec | bellard | u_int in_errpkts; /* Input Error Packets */
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53 | f0cbd3ec | bellard | u_int in_errbytes; /* Input Error Bytes */
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54 | 5fafdf24 | ths | |
55 | f0cbd3ec | bellard | u_int bytes_saved; /* Number of bytes that compression "saved" */
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56 | f0cbd3ec | bellard | /* ie: number of bytes that didn't need to be sent over the link
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57 | f0cbd3ec | bellard | * because of compression */
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58 | 5fafdf24 | ths | |
59 | f0cbd3ec | bellard | u_int in_mbad; /* Bad incoming packets */
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60 | f0cbd3ec | bellard | }; |
61 | 31a60e22 | blueswir1 | #endif
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62 | f0cbd3ec | bellard | |
63 | f0cbd3ec | bellard | #endif |