/*
   * NFS protocol definitions
   *
   * This file contains constants for Version 2 of the protocol.
   */
  #ifndef _LINUX_NFS2_H
  #define _LINUX_NFS2_H
  
  #define NFS2_PORT	2049
  #define NFS2_MAXDATA	8192
  #define NFS2_MAXPATHLEN	1024
  #define NFS2_MAXNAMLEN	255
  #define NFS2_MAXGROUPS	16
  #define NFS2_FHSIZE	32
  #define NFS2_COOKIESIZE	4
  #define NFS2_FIFO_DEV	(-1)
  #define NFS2MODE_FMT	0170000
  #define NFS2MODE_DIR	0040000
  #define NFS2MODE_CHR	0020000
  #define NFS2MODE_BLK	0060000
  #define NFS2MODE_REG	0100000
  #define NFS2MODE_LNK	0120000
  #define NFS2MODE_SOCK	0140000
  #define NFS2MODE_FIFO	0010000
  
  
  /* NFSv2 file types - beware, these are not the same in NFSv3 */
  enum nfs2_ftype {
  	NF2NON = 0,
  	NF2REG = 1,
  	NF2DIR = 2,
  	NF2BLK = 3,
  	NF2CHR = 4,
  	NF2LNK = 5,
  	NF2SOCK = 6,
  	NF2BAD = 7,
  	NF2FIFO = 8
  };
  
  struct nfs2_fh {
  	char			data[NFS2_FHSIZE];
  };
  
  /*
   * Procedure numbers for NFSv2
   */
  #define NFS2_VERSION		2
  #define NFSPROC_NULL		0
  #define NFSPROC_GETATTR		1
  #define NFSPROC_SETATTR		2
  #define NFSPROC_ROOT		3
  #define NFSPROC_LOOKUP		4
  #define NFSPROC_READLINK	5
  #define NFSPROC_READ		6
  #define NFSPROC_WRITECACHE	7
  #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

  #endif /* _LINUX_NFS2_H */