/* XDR types for nfsd. This is mainly a typing exercise. */

  
  #ifndef LINUX_NFSD_H
  #define LINUX_NFSD_H

  #include <linux/vfs.h>

  #include "nfsd.h"

  #include "nfsfh.h"

  
  struct nfsd_fhandle {
  	struct svc_fh		fh;
  };
  
  struct nfsd_sattrargs {
  	struct svc_fh		fh;
  	struct iattr		attrs;
  };
  
  struct nfsd_diropargs {
  	struct svc_fh		fh;
  	char *			name;

  	unsigned int		len;

  };
  
  struct nfsd_readargs {
  	struct svc_fh		fh;
  	__u32			offset;
  	__u32			count;

  	int			vlen;
  };
  
  struct nfsd_writeargs {
  	svc_fh			fh;
  	__u32			offset;
  	int			len;

  	int			vlen;
  };
  
  struct nfsd_createargs {
  	struct svc_fh		fh;
  	char *			name;

  	unsigned int		len;

  	struct iattr		attrs;
  };
  
  struct nfsd_renameargs {
  	struct svc_fh		ffh;
  	char *			fname;

  	unsigned int		flen;

  	struct svc_fh		tfh;
  	char *			tname;

  	unsigned int		tlen;

  };
  
  struct nfsd_readlinkargs {
  	struct svc_fh		fh;
  	char *			buffer;
  };
  	
  struct nfsd_linkargs {
  	struct svc_fh		ffh;
  	struct svc_fh		tfh;
  	char *			tname;

  	unsigned int		tlen;

  };
  
  struct nfsd_symlinkargs {
  	struct svc_fh		ffh;
  	char *			fname;

  	unsigned int		flen;

  	char *			tname;

  	unsigned int		tlen;

  	struct iattr		attrs;
  };
  
  struct nfsd_readdirargs {
  	struct svc_fh		fh;
  	__u32			cookie;
  	__u32			count;

  	__be32 *		buffer;

  };
  
  struct nfsd_attrstat {
  	struct svc_fh		fh;

  	struct kstat		stat;

  };
  
  struct nfsd_diropres  {
  	struct svc_fh		fh;

  	struct kstat		stat;

  };
  
  struct nfsd_readlinkres {
  	int			len;
  };
  
  struct nfsd_readres {
  	struct svc_fh		fh;
  	unsigned long		count;

  	struct kstat		stat;

  };
  
  struct nfsd_readdirres {
  	int			count;
  
  	struct readdir_cd	common;

  	__be32 *		buffer;

  	int			buflen;

  	__be32 *		offset;

  };
  
  struct nfsd_statfsres {
  	struct kstatfs		stats;
  };
  
  /*
   * Storage requirements for XDR arguments and results.
   */
  union nfsd_xdrstore {
  	struct nfsd_sattrargs	sattr;
  	struct nfsd_diropargs	dirop;
  	struct nfsd_readargs	read;
  	struct nfsd_writeargs	write;
  	struct nfsd_createargs	create;
  	struct nfsd_renameargs	rename;
  	struct nfsd_linkargs	link;
  	struct nfsd_symlinkargs	symlink;
  	struct nfsd_readdirargs	readdir;
  };
  
  #define NFS2_SVC_XDRSIZE	sizeof(union nfsd_xdrstore)

  int nfssvc_decode_void(struct svc_rqst *, __be32 *, void *);
  int nfssvc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
  int nfssvc_decode_sattrargs(struct svc_rqst *, __be32 *,

  				struct nfsd_sattrargs *);

  int nfssvc_decode_diropargs(struct svc_rqst *, __be32 *,

  				struct nfsd_diropargs *);

  int nfssvc_decode_readargs(struct svc_rqst *, __be32 *,

  				struct nfsd_readargs *);

  int nfssvc_decode_writeargs(struct svc_rqst *, __be32 *,

  				struct nfsd_writeargs *);

  int nfssvc_decode_createargs(struct svc_rqst *, __be32 *,

  				struct nfsd_createargs *);

  int nfssvc_decode_renameargs(struct svc_rqst *, __be32 *,

  				struct nfsd_renameargs *);

  int nfssvc_decode_readlinkargs(struct svc_rqst *, __be32 *,

  				struct nfsd_readlinkargs *);

  int nfssvc_decode_linkargs(struct svc_rqst *, __be32 *,

  				struct nfsd_linkargs *);

  int nfssvc_decode_symlinkargs(struct svc_rqst *, __be32 *,

  				struct nfsd_symlinkargs *);

  int nfssvc_decode_readdirargs(struct svc_rqst *, __be32 *,

  				struct nfsd_readdirargs *);

  int nfssvc_encode_void(struct svc_rqst *, __be32 *, void *);
  int nfssvc_encode_attrstat(struct svc_rqst *, __be32 *, struct nfsd_attrstat *);
  int nfssvc_encode_diropres(struct svc_rqst *, __be32 *, struct nfsd_diropres *);
  int nfssvc_encode_readlinkres(struct svc_rqst *, __be32 *, struct nfsd_readlinkres *);
  int nfssvc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd_readres *);
  int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *, struct nfsd_statfsres *);
  int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *, struct nfsd_readdirres *);

  int nfssvc_encode_entry(void *, const char *name,
  			int namlen, loff_t offset, u64 ino, unsigned int);

  int nfssvc_release_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);

  /* Helper functions for NFSv2 ACL code */

  __be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp);
  __be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp);

  #endif /* LINUX_NFSD_H */