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Annotation of kernel/bsd/nfs/rpcv2.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: 
        !            25: /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
        !            26: /*
        !            27:  * Copyright (c) 1989, 1993
        !            28:  *     The Regents of the University of California.  All rights reserved.
        !            29:  *
        !            30:  * This code is derived from software contributed to Berkeley by
        !            31:  * Rick Macklem at The University of Guelph.
        !            32:  *
        !            33:  * Redistribution and use in source and binary forms, with or without
        !            34:  * modification, are permitted provided that the following conditions
        !            35:  * are met:
        !            36:  * 1. Redistributions of source code must retain the above copyright
        !            37:  *    notice, this list of conditions and the following disclaimer.
        !            38:  * 2. Redistributions in binary form must reproduce the above copyright
        !            39:  *    notice, this list of conditions and the following disclaimer in the
        !            40:  *    documentation and/or other materials provided with the distribution.
        !            41:  * 3. All advertising materials mentioning features or use of this software
        !            42:  *    must display the following acknowledgement:
        !            43:  *     This product includes software developed by the University of
        !            44:  *     California, Berkeley and its contributors.
        !            45:  * 4. Neither the name of the University nor the names of its contributors
        !            46:  *    may be used to endorse or promote products derived from this software
        !            47:  *    without specific prior written permission.
        !            48:  *
        !            49:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            50:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            51:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            52:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            53:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            54:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            55:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            56:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            57:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            58:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            59:  * SUCH DAMAGE.
        !            60:  *
        !            61:  *     @(#)rpcv2.h     8.2 (Berkeley) 3/30/95
        !            62:  * FreeBSD-Id: rpcv2.h,v 1.8 1997/05/11 18:05:39 tegge Exp $
        !            63:  */
        !            64: 
        !            65: 
        !            66: #ifndef _NFS_RPCV2_H_
        !            67: #define _NFS_RPCV2_H_
        !            68: 
        !            69: /*
        !            70:  * Definitions for Sun RPC Version 2, from
        !            71:  * "RPC: Remote Procedure Call Protocol Specification" RFC1057
        !            72:  */
        !            73: 
        !            74: /* Version # */
        !            75: #define        RPC_VER2        2
        !            76: 
        !            77: /* Authentication */
        !            78: #define        RPCAUTH_NULL    0
        !            79: #define        RPCAUTH_UNIX    1
        !            80: #define        RPCAUTH_SHORT   2
        !            81: #define RPCAUTH_KERB4  4
        !            82: #define        RPCAUTH_NQNFS   300000
        !            83: #define        RPCAUTH_MAXSIZ  400
        !            84: #define        RPCVERF_MAXSIZ  12      /* For Kerb, can actually be 400 */
        !            85: #define        RPCAUTH_UNIXGIDS 16
        !            86: 
        !            87: /*
        !            88:  * Constants associated with authentication flavours.
        !            89:  */
        !            90: #define RPCAKN_FULLNAME        0
        !            91: #define RPCAKN_NICKNAME        1
        !            92: 
        !            93: /* Rpc Constants */
        !            94: #define        RPC_CALL        0
        !            95: #define        RPC_REPLY       1
        !            96: #define        RPC_MSGACCEPTED 0
        !            97: #define        RPC_MSGDENIED   1
        !            98: #define        RPC_PROGUNAVAIL 1
        !            99: #define        RPC_PROGMISMATCH        2
        !           100: #define        RPC_PROCUNAVAIL 3
        !           101: #define        RPC_GARBAGE     4               /* I like this one */
        !           102: #define        RPC_MISMATCH    0
        !           103: #define        RPC_AUTHERR     1
        !           104: 
        !           105: /* Authentication failures */
        !           106: #define        AUTH_BADCRED    1
        !           107: #define        AUTH_REJECTCRED 2
        !           108: #define        AUTH_BADVERF    3
        !           109: #define        AUTH_REJECTVERF 4
        !           110: #define        AUTH_TOOWEAK    5               /* Give em wheaties */
        !           111: 
        !           112: /* Sizes of rpc header parts */
        !           113: #define        RPC_SIZ         24
        !           114: #define        RPC_REPLYSIZ    28
        !           115: 
        !           116: /* RPC Prog definitions */
        !           117: #define        RPCPROG_MNT     100005
        !           118: #define        RPCMNT_VER1     1
        !           119: #define RPCMNT_VER3    3
        !           120: #define        RPCMNT_MOUNT    1
        !           121: #define        RPCMNT_DUMP     2
        !           122: #define        RPCMNT_UMOUNT   3
        !           123: #define        RPCMNT_UMNTALL  4
        !           124: #define        RPCMNT_EXPORT   5
        !           125: #define        RPCMNT_NAMELEN  255
        !           126: #define        RPCMNT_PATHLEN  1024
        !           127: #define        RPCPROG_NFS     100003
        !           128: 
        !           129: /*
        !           130:  * Structures used for RPCAUTH_KERB4.
        !           131:  */
        !           132: struct nfsrpc_fullverf {
        !           133:        u_long          t1;
        !           134:        u_long          t2;
        !           135:        u_long          w2;
        !           136: };
        !           137: 
        !           138: struct nfsrpc_fullblock {
        !           139:        u_long          t1;
        !           140:        u_long          t2;
        !           141:        u_long          w1;
        !           142:        u_long          w2;
        !           143: };
        !           144: 
        !           145: struct nfsrpc_nickverf {
        !           146:        u_long                  kind;
        !           147:        struct nfsrpc_fullverf  verf;
        !           148: };
        !           149: 
        !           150: /*
        !           151:  * and their sizes in bytes.. If sizeof (struct nfsrpc_xx) != these
        !           152:  * constants, well then things will break in mount_nfs and nfsd.
        !           153:  */
        !           154: #define RPCX_FULLVERF  12
        !           155: #define RPCX_FULLBLOCK 16
        !           156: #define RPCX_NICKVERF  16
        !           157: 
        !           158: #if NFSKERB
        !           159: XXX
        !           160: #else
        !           161: typedef u_char                 NFSKERBKEY_T[2];
        !           162: typedef u_char                 NFSKERBKEYSCHED_T[2];
        !           163: #endif
        !           164: #define NFS_KERBSRV    "rcmd"          /* Kerberos Service for NFS */
        !           165: #define NFS_KERBTTL    (30 * 60)       /* Credential ttl (sec) */
        !           166: #define NFS_KERBCLOCKSKEW (5 * 60)     /* Clock skew (sec) */
        !           167: #define NFS_KERBW1(t)  (*((u_long *)(&((t).dat[((t).length + 3) & ~0x3]))))
        !           168: #endif

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