Archipelago » qemu

/*

 * 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