Return to ntif.h CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / ntp / include

Annotation of embedaddon/ntp/include/ntif.h, revision 1.1.1.1

1.1       misho       1: /* this is a hacked version of if.h from unix to contain the stuff we need only to build named (bind) with
                      2:    the minimal amount of changes... by l. kahn */
                      3: 
                      4:    /*
                      5:  * Copyright (c) 1982, 1986 Regents of the University of California.
                      6:  * All rights reserved.  The Berkeley software License Agreement
                      7:  * specifies the terms and conditions for redistribution.
                      8:  */
                      9: 
                     10: #ifndef        _NET_IF_H
                     11: #define        _NET_IF_H
                     12: 
                     13: 
                     14: /* #pragma ident       "@(#)if.h       1.3     93/06/30 SMI"
                     15: /* if.h 1.26 90/05/29 SMI; from UCB 7.1 6/4/86         */
                     16: 
                     17: #ifdef __cplusplus
                     18: extern "C" {
                     19: #endif
                     20: 
                     21: /*
                     22:  * Structures defining a network interface, providing a packet
                     23:  * transport mechanism (ala level 0 of the PUP protocols).
                     24:  *
                     25:  * Each interface accepts output datagrams of a specified maximum
                     26:  * length, and provides higher level routines with input datagrams
                     27:  * received from its medium.
                     28:  *
                     29:  * Output occurs when the routine if_output is called, with three parameters:
                     30:  *     (*ifp->if_output)(ifp, m, dst)
                     31:  * Here m is the mbuf chain to be sent and dst is the destination address.
                     32:  * The output routine encapsulates the supplied datagram if necessary,
                     33:  * and then transmits it on its medium.
                     34:  *
                     35:  * On input, each interface unwraps the data received by it, and either
                     36:  * places it on the input queue of a internetwork datagram routine
                     37:  * and posts the associated software interrupt, or passes the datagram to a raw
                     38:  * packet input routine.
                     39:  *
                     40:  * Routines exist for locating interfaces by their addresses
                     41:  * or for locating a interface on a certain network, as well as more general
                     42:  * routing and gateway routines maintaining information used to locate
                     43:  * interfaces.  These routines live in the files if.c and route.c
                     44:  */
                     45: 
                     46: /*
                     47:  * Structure defining a queue for a network interface.
                     48:  *
                     49:  * (Would like to call this struct ``if'', but C isn't PL/1.)
                     50:  */
                     51: /*
                     52:  * Interface request structure used for socket
                     53:  * ioctl's.  All interface ioctl's must have parameter
                     54:  * definitions which begin with ifr_name.  The
                     55:  * remainder may be interface specific.
                     56:  */
                     57: #ifdef FD_SETSIZE
                     58: #undef FD_SETSIZE
                     59: #endif
                     60: #define FD_SETSIZE 512
                     61: #include <winsock.h>
                     62: typedef char *caddr_t;
                     63: 
                     64: int get_winnt_interfaces();
                     65: 
                     66: struct ifreq {
                     67: #define        IFNAMSIZ        16
                     68:        char    ifr_name[IFNAMSIZ];             /* if name, e.g. "en0" */
                     69:        struct  sockaddr ifru_addr;
                     70:     char    nt_mask[IFNAMSIZ];      /* new field to store mask returned from nt lookup l. kahn */
                     71: 
                     72: #define        ifr_addr        ifru_addr       /* address */
                     73: #define        ifr_mask        nt_mask     /* nt mask in character form */
                     74: 
                     75: };
                     76: 
                     77: /*
                     78:  * Structure used in SIOCGIFCONF request.
                     79:  * Used to retrieve interface configuration
                     80:  * for machine (useful for programs which
                     81:  * must know all networks accessible).
                     82:  */
                     83: struct ifconf {
                     84:        int     ifc_len;                /* size of associated buffer */
                     85:        union {
                     86:                caddr_t ifcu_buf;
                     87:                struct  ifreq *ifcu_req;
                     88:        } ifc_ifcu;
                     89: #define        ifc_buf ifc_ifcu.ifcu_buf       /* buffer address */
                     90: #define        ifc_req ifc_ifcu.ifcu_req       /* array of structures returned */
                     91: };
                     92: 
                     93: #ifdef __cplusplus
                     94: }
                     95: #endif
                     96: 
                     97: #endif /* _NET_IF_H */
                     98: