64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/*
|
|
* 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
|