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Annotation of 43BSDTahoe/include/resolv.h, revision 1.1

1.1     ! root        1: 
        !             2: /*
        !             3:  * Copyright (c) 1983, 1987 Regents of the University of California.
        !             4:  * All rights reserved.  The Berkeley software License Agreement
        !             5:  * specifies the terms and conditions for redistribution.
        !             6:  *
        !             7:  *     @(#)resolv.h    5.5 (Berkeley) 5/12/87
        !             8:  */
        !             9: 
        !            10: /*
        !            11:  * Global defines and variables for resolver stub.
        !            12:  */
        !            13: 
        !            14: 
        !            15: #define        MAXNS           3               /* max # name servers we'll track */
        !            16: #define        MAXDNSRCH       3               /* max # default domain levels to try */
        !            17: #define        LOCALDOMAINPARTS 2              /* min levels in name that is "local" */
        !            18: 
        !            19: #define        RES_TIMEOUT     4               /* seconds between retries */
        !            20: 
        !            21: struct state {
        !            22:        int     retrans;                /* retransmition time interval */
        !            23:        int     retry;                  /* number of times to retransmit */
        !            24:        long    options;                /* option flags - see below. */
        !            25:        int     nscount;                /* number of name servers */
        !            26:        struct  sockaddr_in nsaddr_list[MAXNS]; /* address of name server */
        !            27: #define        nsaddr  nsaddr_list[0]          /* for backward compatibility */
        !            28:        u_short id;                     /* current packet id */
        !            29:        char    defdname[MAXDNAME];     /* default domain */
        !            30:        char    *dnsrch[MAXDNSRCH+1];   /* components of domain to search */
        !            31: };
        !            32: 
        !            33: /*
        !            34:  * Resolver options
        !            35:  */
        !            36: #define RES_INIT       0x0001          /* address initialized */
        !            37: #define RES_DEBUG      0x0002          /* print debug messages */
        !            38: #define RES_AAONLY     0x0004          /* authoritative answers only */
        !            39: #define RES_USEVC      0x0008          /* use virtual circuit */
        !            40: #define RES_PRIMARY    0x0010          /* query primary server only */
        !            41: #define RES_IGNTC      0x0020          /* ignore trucation errors */
        !            42: #define RES_RECURSE    0x0040          /* recursion desired */
        !            43: #define RES_DEFNAMES   0x0080          /* use default domain name */
        !            44: #define RES_STAYOPEN   0x0100          /* Keep TCP socket open */
        !            45: #define RES_DNSRCH     0x0200          /* search up local domain tree */
        !            46: 
        !            47: #define RES_DEFAULT    (RES_RECURSE | RES_DEFNAMES | RES_DNSRCH)
        !            48: 
        !            49: extern struct state _res;
        !            50: extern char *p_cdname(), *p_rr(), *p_type(), *p_class();

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