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Annotation of qemu/slirp/if.h, revision 1.1.1.2

1.1       root        1: /*
                      2:  * Copyright (c) 1995 Danny Gasparovski.
1.1.1.2 ! root        3:  *
        !             4:  * Please read the file COPYRIGHT for the
1.1       root        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: 
1.1.1.2 ! root       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: 
1.1       root       35: extern int     if_queued;      /* Number of packets queued so far */
                     36: 
                     37: extern struct mbuf if_fastq;                  /* fast queue (for interactive data) */
                     38: extern struct mbuf if_batchq;                 /* queue for non-interactive data */
                     39: extern struct mbuf *next_m;
                     40: 
                     41: #define ifs_init(ifm) ((ifm)->ifs_next = (ifm)->ifs_prev = (ifm))
                     42: 
1.1.1.2 ! root       43: #ifdef LOG_ENABLED
1.1       root       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 */
1.1.1.2 ! root       54: 
1.1       root       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 */
1.1.1.2 ! root       58: 
1.1       root       59:        u_int in_mbad;          /* Bad incoming packets */
                     60: };
1.1.1.2 ! root       61: #endif
1.1       root       62: 
                     63: #endif

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