diff options
Diffstat (limited to 'slirp/if.h')
-rw-r--r-- | slirp/if.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/slirp/if.h b/slirp/if.h new file mode 100644 index 0000000..bed7152 --- /dev/null +++ b/slirp/if.h @@ -0,0 +1,63 @@ +/* + * 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 */ + +#define IF_MTU 1500 +#define IF_MRU 1500 +#define IF_COMP IF_AUTOCOMP /* Flags for compression */ + +#if 0 +/* + * Set if_maxlinkhdr to 48 because it's 40 bytes for TCP/IP, + * and 8 bytes for PPP, but need to have it on an 8byte boundary + */ +#ifdef USE_PPP +#define IF_MAXLINKHDR 48 +#else +#define IF_MAXLINKHDR 40 +#endif +#else + /* 2 for alignment, 14 for ethernet, 40 for TCP/IP */ +#define IF_MAXLINKHDR (2 + 14 + 40) +#endif + +extern int if_queued; /* Number of packets queued so far */ + +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 LOG_ENABLED +/* Interface statistics */ +struct slirp_ifstats { + u_int out_pkts; /* Output packets */ + u_int out_bytes; /* Output bytes */ + u_int out_errpkts; /* Output Error Packets */ + u_int out_errbytes; /* Output Error Bytes */ + u_int in_pkts; /* Input packets */ + u_int in_bytes; /* Input bytes */ + u_int in_errpkts; /* Input Error Packets */ + u_int in_errbytes; /* Input Error Bytes */ + + u_int bytes_saved; /* Number of bytes that compression "saved" */ + /* ie: number of bytes that didn't need to be sent over the link + * because of compression */ + + u_int in_mbad; /* Bad incoming packets */ +}; +#endif + +#endif |