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Annotation of XNU/bsd/net/ndrv.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /* Copyright (c) 1997, 1998 Apple Computer, Inc. All Rights Reserved */
        !            23: /*
        !            24:  *     @(#)ndrv.h      1.1 (MacOSX) 6/10/43
        !            25:  * Justin Walker - 970604
        !            26:  */
        !            27: 
        !            28: #ifndef _NET_NDRV_H
        !            29: #define _NET_NDRV_H
        !            30: 
        !            31: struct sockaddr_ndrv
        !            32: {      unsigned char snd_len;
        !            33:        unsigned char snd_family;
        !            34:        unsigned char snd_name[IFNAMSIZ]; /* from if.h */
        !            35: };
        !            36: 
        !            37: /*
        !            38:  * The cb is plugged into the socket (so_pcb), and the ifnet structure
        !            39:  *  of BIND is plugged in here.
        !            40:  * For now, it looks like a raw_cb up front...
        !            41:  */
        !            42: struct ndrv_cb
        !            43: {      struct ndrv_cb *nd_next;        /* Doubly-linked list */
        !            44:        struct ndrv_cb *nd_prev;
        !            45:        struct socket *nd_socket;       /* Back to the socket */
        !            46:        unsigned int nd_signature;      /* Just double-checking */
        !            47:        struct sockaddr_ndrv *nd_faddr;
        !            48:        struct sockaddr_ndrv *nd_laddr;
        !            49:        struct sockproto nd_proto;      /* proto family, protocol */
        !            50:        struct ifnet *nd_if;
        !            51: };
        !            52: 
        !            53: #define        sotondrvcb(so)          ((struct ndrv_cb *)(so)->so_pcb)
        !            54: #define NDRV_SIGNATURE 0x4e445256 /* "NDRV" */
        !            55: 
        !            56: /* Nominal allocated space for NDRV sockets */
        !            57: #define NDRVSNDQ        8192
        !            58: #define NDRVRCVQ        8192
        !            59: 
        !            60: #if KERNEL
        !            61: extern struct ndrv_cb ndrvl;           /* Head of controlblock list */
        !            62: #endif
        !            63: #endif /* _NET_NDRV_H */

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