mirror of
https://github.com/the-tcpdump-group/tcpdump.git
synced 2024-12-01 14:03:37 +08:00
263 lines
8.1 KiB
C
263 lines
8.1 KiB
C
/*
|
|
* Copyright (c) 1994, 1995, 1996
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* Rick Macklem at The University of Guelph.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* @(#)nfsv2.h 7.11 (Berkeley) 9/30/92
|
|
*/
|
|
|
|
/*
|
|
* nfs definitions as per the version 2 specs
|
|
*/
|
|
|
|
/*
|
|
* Constants as defined in the Sun NFS Version 2 spec.
|
|
* "NFS: Network File System Protocol Specification" RFC1094
|
|
*/
|
|
|
|
#define NFS_PORT 2049
|
|
#define NFS_PROG 100003
|
|
#define NFS_VER2 2
|
|
#define NFS_MAXDGRAMDATA 8192
|
|
#define NFS_MAXDATA 32768
|
|
#define NFS_MAXPATHLEN 1024
|
|
#define NFS_MAXNAMLEN 255
|
|
#define NFS_FHSIZE 32
|
|
#define NFS_MAXPKTHDR 404
|
|
#define NFS_MAXPACKET (NFS_MAXPKTHDR+NFS_MAXDATA)
|
|
#define NFS_MINPACKET 20
|
|
#define NFS_FABLKSIZE 512 /* Size in bytes of a block wrt fa_blocks */
|
|
|
|
/* Stat numbers for rpc returns */
|
|
#define NFS_OK 0
|
|
#define NFSERR_PERM 1
|
|
#define NFSERR_NOENT 2
|
|
#define NFSERR_IO 5
|
|
#define NFSERR_NXIO 6
|
|
#define NFSERR_ACCES 13
|
|
#define NFSERR_EXIST 17
|
|
#define NFSERR_NODEV 19
|
|
#define NFSERR_NOTDIR 20
|
|
#define NFSERR_ISDIR 21
|
|
#define NFSERR_FBIG 27
|
|
#define NFSERR_NOSPC 28
|
|
#define NFSERR_ROFS 30
|
|
#define NFSERR_NAMETOL 63
|
|
#define NFSERR_NOTEMPTY 66
|
|
#define NFSERR_DQUOT 69
|
|
#define NFSERR_STALE 70
|
|
#define NFSERR_WFLUSH 99
|
|
|
|
/* Sizes in bytes of various nfs rpc components */
|
|
#define NFSX_FH 32
|
|
#define NFSX_UNSIGNED 4
|
|
#define NFSX_NFSFATTR 68
|
|
#define NFSX_NQFATTR 92
|
|
#define NFSX_NFSSATTR 32
|
|
#define NFSX_NQSATTR 44
|
|
#define NFSX_COOKIE 4
|
|
#define NFSX_NFSSTATFS 20
|
|
#define NFSX_NQSTATFS 28
|
|
#define NFSX_FATTR(isnq) ((isnq) ? NFSX_NQFATTR : NFSX_NFSFATTR)
|
|
#define NFSX_SATTR(isnq) ((isnq) ? NFSX_NQSATTR : NFSX_NFSSATTR)
|
|
#define NFSX_STATFS(isnq) ((isnq) ? NFSX_NQSTATFS : NFSX_NFSSTATFS)
|
|
|
|
/* nfs rpc procedure numbers */
|
|
#define NFSPROC_NULL 0
|
|
#define NFSPROC_GETATTR 1
|
|
#define NFSPROC_SETATTR 2
|
|
#define NFSPROC_NOOP 3
|
|
#define NFSPROC_ROOT NFSPROC_NOOP /* Obsolete */
|
|
#define NFSPROC_LOOKUP 4
|
|
#define NFSPROC_READLINK 5
|
|
#define NFSPROC_READ 6
|
|
#define NFSPROC_WRITECACHE NFSPROC_NOOP /* Obsolete */
|
|
#define NFSPROC_WRITE 8
|
|
#define NFSPROC_CREATE 9
|
|
#define NFSPROC_REMOVE 10
|
|
#define NFSPROC_RENAME 11
|
|
#define NFSPROC_LINK 12
|
|
#define NFSPROC_SYMLINK 13
|
|
#define NFSPROC_MKDIR 14
|
|
#define NFSPROC_RMDIR 15
|
|
#define NFSPROC_READDIR 16
|
|
#define NFSPROC_STATFS 17
|
|
|
|
/* NQ nfs numbers */
|
|
#define NQNFSPROC_READDIRLOOK 18
|
|
#define NQNFSPROC_GETLEASE 19
|
|
#define NQNFSPROC_VACATED 20
|
|
#define NQNFSPROC_EVICTED 21
|
|
#define NQNFSPROC_ACCESS 22
|
|
|
|
#define NFS_NPROCS 23
|
|
/* Conversion macros */
|
|
extern int vttoif_tab[];
|
|
#define vtonfs_mode(t,m) \
|
|
txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : \
|
|
MAKEIMODE((t), (m)))
|
|
#define nfstov_mode(a) (fxdr_unsigned(u_short, (a))&07777)
|
|
#define vtonfs_type(a) txdr_unsigned(nfs_type[((int32_t)(a))])
|
|
#define nfstov_type(a) ntov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
|
|
|
|
/* File types */
|
|
typedef enum {
|
|
NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5
|
|
} tcpdump_nfstype;
|
|
|
|
/* Structs for common parts of the rpc's */
|
|
struct nfsv2_time {
|
|
u_int32_t nfs_sec;
|
|
u_int32_t nfs_usec;
|
|
};
|
|
|
|
struct nqnfs_time {
|
|
u_int32_t nq_sec;
|
|
u_int32_t nq_nsec;
|
|
};
|
|
|
|
/*
|
|
* File attributes and setable attributes. These structures cover both
|
|
* NFS version 2 and the NQNFS protocol. Note that the union is only
|
|
* used to that one pointer can refer to both variants. These structures
|
|
* go out on the wire and must be densely packed, so no quad data types
|
|
* are used. (all fields are int32_t or u_int32_t's or structures of same)
|
|
* NB: You can't do sizeof(struct nfsv2_fattr), you must use the
|
|
* NFSX_FATTR(isnq) macro.
|
|
*/
|
|
struct nfsv2_fattr {
|
|
u_int32_t fa_type;
|
|
u_int32_t fa_mode;
|
|
u_int32_t fa_nlink;
|
|
u_int32_t fa_uid;
|
|
u_int32_t fa_gid;
|
|
union {
|
|
struct {
|
|
u_int32_t nfsfa_size;
|
|
u_int32_t nfsfa_blocksize;
|
|
u_int32_t nfsfa_rdev;
|
|
u_int32_t nfsfa_blocks;
|
|
u_int32_t nfsfa_fsid;
|
|
u_int32_t nfsfa_fileid;
|
|
struct nfsv2_time nfsfa_atime;
|
|
struct nfsv2_time nfsfa_mtime;
|
|
struct nfsv2_time nfsfa_ctime;
|
|
} fa_nfsv2;
|
|
struct {
|
|
struct {
|
|
u_int32_t nqfa_qsize[2];
|
|
} nqfa_size;
|
|
u_int32_t nqfa_blocksize;
|
|
u_int32_t nqfa_rdev;
|
|
struct {
|
|
u_int32_t nqfa_qbytes[2];
|
|
} nqfa_bytes;
|
|
u_int32_t nqfa_fsid;
|
|
u_int32_t nqfa_fileid;
|
|
struct nqnfs_time nqfa_atime;
|
|
struct nqnfs_time nqfa_mtime;
|
|
struct nqnfs_time nqfa_ctime;
|
|
u_int32_t nqfa_flags;
|
|
u_int32_t nqfa_gen;
|
|
struct {
|
|
u_int32_t nqfa_qfilerev[2];
|
|
} nqfa_filerev;
|
|
} fa_nqnfs;
|
|
} fa_un;
|
|
};
|
|
|
|
/* and some ugly defines for accessing union components */
|
|
#define fa_nfssize fa_un.fa_nfsv2.nfsfa_size
|
|
#define fa_nfsblocksize fa_un.fa_nfsv2.nfsfa_blocksize
|
|
#define fa_nfsrdev fa_un.fa_nfsv2.nfsfa_rdev
|
|
#define fa_nfsblocks fa_un.fa_nfsv2.nfsfa_blocks
|
|
#define fa_nfsfsid fa_un.fa_nfsv2.nfsfa_fsid
|
|
#define fa_nfsfileid fa_un.fa_nfsv2.nfsfa_fileid
|
|
#define fa_nfsatime fa_un.fa_nfsv2.nfsfa_atime
|
|
#define fa_nfsmtime fa_un.fa_nfsv2.nfsfa_mtime
|
|
#define fa_nfsctime fa_un.fa_nfsv2.nfsfa_ctime
|
|
#define fa_nqsize fa_un.fa_nqnfs.nqfa_size
|
|
#define fa_nqblocksize fa_un.fa_nqnfs.nqfa_blocksize
|
|
#define fa_nqrdev fa_un.fa_nqnfs.nqfa_rdev
|
|
#define fa_nqbytes fa_un.fa_nqnfs.nqfa_bytes
|
|
#define fa_nqfsid fa_un.fa_nqnfs.nqfa_fsid
|
|
#define fa_nqfileid fa_un.fa_nqnfs.nqfa_fileid
|
|
#define fa_nqatime fa_un.fa_nqnfs.nqfa_atime
|
|
#define fa_nqmtime fa_un.fa_nqnfs.nqfa_mtime
|
|
#define fa_nqctime fa_un.fa_nqnfs.nqfa_ctime
|
|
#define fa_nqflags fa_un.fa_nqnfs.nqfa_flags
|
|
#define fa_nqgen fa_un.fa_nqnfs.nqfa_gen
|
|
#define fa_nqfilerev fa_un.fa_nqnfs.nqfa_filerev
|
|
|
|
struct nfsv2_sattr {
|
|
u_int32_t sa_mode;
|
|
u_int32_t sa_uid;
|
|
u_int32_t sa_gid;
|
|
union {
|
|
struct {
|
|
u_int32_t nfssa_size;
|
|
struct nfsv2_time nfssa_atime;
|
|
struct nfsv2_time nfssa_mtime;
|
|
} sa_nfsv2;
|
|
struct {
|
|
struct {
|
|
u_int32_t nqsa_qsize[2];
|
|
} nqsa_size;
|
|
struct nqnfs_time nqsa_atime;
|
|
struct nqnfs_time nqsa_mtime;
|
|
u_int32_t nqsa_flags;
|
|
u_int32_t nqsa_rdev;
|
|
} sa_nqnfs;
|
|
} sa_un;
|
|
};
|
|
|
|
/* and some ugly defines for accessing the unions */
|
|
#define sa_nfssize sa_un.sa_nfsv2.nfssa_size
|
|
#define sa_nfsatime sa_un.sa_nfsv2.nfssa_atime
|
|
#define sa_nfsmtime sa_un.sa_nfsv2.nfssa_mtime
|
|
#define sa_nqsize sa_un.sa_nqnfs.nqsa_size
|
|
#define sa_nqatime sa_un.sa_nqnfs.nqsa_atime
|
|
#define sa_nqmtime sa_un.sa_nqnfs.nqsa_mtime
|
|
#define sa_nqflags sa_un.sa_nqnfs.nqsa_flags
|
|
#define sa_nqrdev sa_un.sa_nqnfs.nqsa_rdev
|
|
|
|
struct nfsv2_statfs {
|
|
u_int32_t sf_tsize;
|
|
u_int32_t sf_bsize;
|
|
u_int32_t sf_blocks;
|
|
u_int32_t sf_bfree;
|
|
u_int32_t sf_bavail;
|
|
u_int32_t sf_files; /* Nqnfs only */
|
|
u_int32_t sf_ffree; /* ditto */
|
|
};
|