The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 1995 Danny Gasparovski. |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 3 | * |
| 4 | * Please read the file COPYRIGHT for the |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 5 | * terms and conditions of the copyright. |
| 6 | */ |
| 7 | |
| 8 | #ifndef _IF_H_ |
| 9 | #define _IF_H_ |
| 10 | |
| 11 | #define IF_COMPRESS 0x01 /* We want compression */ |
| 12 | #define IF_NOCOMPRESS 0x02 /* Do not do compression */ |
| 13 | #define IF_AUTOCOMP 0x04 /* Autodetect (default) */ |
| 14 | #define IF_NOCIDCOMP 0x08 /* CID compression */ |
| 15 | |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 16 | #define IF_MTU 1500 |
| 17 | #define IF_MRU 1500 |
| 18 | #define IF_COMP IF_AUTOCOMP /* Flags for compression */ |
| 19 | |
| 20 | #if 0 |
| 21 | /* |
| 22 | * Set if_maxlinkhdr to 48 because it's 40 bytes for TCP/IP, |
| 23 | * and 8 bytes for PPP, but need to have it on an 8byte boundary |
| 24 | */ |
| 25 | #ifdef USE_PPP |
| 26 | #define IF_MAXLINKHDR 48 |
| 27 | #else |
| 28 | #define IF_MAXLINKHDR 40 |
| 29 | #endif |
| 30 | #else |
| 31 | /* 2 for alignment, 14 for ethernet, 40 for TCP/IP */ |
| 32 | #define IF_MAXLINKHDR (2 + 14 + 40) |
| 33 | #endif |
| 34 | |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 35 | extern int if_queued; /* Number of packets queued so far */ |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 36 | |
| 37 | extern struct mbuf if_fastq; /* fast queue (for interactive data) */ |
| 38 | extern struct mbuf if_batchq; /* queue for non-interactive data */ |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 39 | extern struct mbuf *next_m; |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 40 | |
| 41 | #define ifs_init(ifm) ((ifm)->ifs_next = (ifm)->ifs_prev = (ifm)) |
| 42 | |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 43 | #ifdef LOG_ENABLED |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 44 | /* Interface statistics */ |
| 45 | struct slirp_ifstats { |
| 46 | u_int out_pkts; /* Output packets */ |
| 47 | u_int out_bytes; /* Output bytes */ |
| 48 | u_int out_errpkts; /* Output Error Packets */ |
| 49 | u_int out_errbytes; /* Output Error Bytes */ |
| 50 | u_int in_pkts; /* Input packets */ |
| 51 | u_int in_bytes; /* Input bytes */ |
| 52 | u_int in_errpkts; /* Input Error Packets */ |
| 53 | u_int in_errbytes; /* Input Error Bytes */ |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 54 | |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 55 | u_int bytes_saved; /* Number of bytes that compression "saved" */ |
| 56 | /* ie: number of bytes that didn't need to be sent over the link |
| 57 | * because of compression */ |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 58 | |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 59 | u_int in_mbad; /* Bad incoming packets */ |
| 60 | }; |
David 'Digit' Turner | 5d8f37a | 2009-09-14 14:32:27 -0700 | [diff] [blame] | 61 | #endif |
The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 62 | |
| 63 | #endif |