MOUNT(3R)							     MOUNT(3R)

NAME    [Toc]    [Back]

     mount, sgi_mount -	keep track of remotely mounted filesystems

SYNOPSIS    [Toc]    [Back]

     #include <rpcsvc/mount.h>

RPC INFORMATION    [Toc]    [Back]

   Program number:
     MOUNTPROG,	MOUNTPROG_SGI

   XDR routines:
	  bool_t    xdr_exportbody(XDR *, struct exports *)
	  bool_t    xdr_exports(XDR *, struct exports **);
	  bool_t    xdr_fhandle(XDR *, fhandle_t *);
	  bool_t    xdr_fhstatus(XDR *,	struct fhstatus	*);
	  bool_t    xdr_groups(XDR *, struct groups *);
	  bool_t    xdr_mountbody(XDR *, mountlist *);
	  bool_t    xdr_mountlist(XDR *, mountlist **);
	  bool_t    xdr_path(XDR *, char **);
	  /* sgi_mount only */
	  bool_t    xdr_exportlist(XDR *, struct exportlist **);
	  bool_t    xdr_exportentry(XDR	*, struct exportentry **);
	  bool_t    xdr_statvfs(XDR *, struct mntrpc_statvfs *);


   Procedures:
     MOUNTPROC_MNT
	  Argument of xdr_path,	returns	fhstatus.
	  Requires UNIX	authentication.

     MOUNTPROC_DUMP
	  No arguments,	returns	struct mountlist.

     MOUNTPROC_UMNT
	  Argument of xdr_path,	no results.
	  Requires UNIX	authentication.

     MOUNTPROC_UMNTALL
	  No arguments,	no results.
	  Requires UNIX	authentication.
	  Unmounts all remote mounts of	sender.

     MOUNTPROC_EXPORT

     MOUNTPROC_EXPORTALL
	  No arguments,	returns	struct exports.

     MOUNTPROC_EXPORTLIST     (sgi_mount only)
	  No arguments,	returns	struct exportlist.






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MOUNT(3R)							     MOUNT(3R)



     MOUNTPROC_STATVFS	 (sgi_mount only)
	  Argument of xdr_path,	returns	mntrpc_statvfs.

   Versions:
     MOUNTVERS_ORIG
	  Universal program version.

     MOUNTVERS_SGI_ORIG
	  SGI enhanced version for complete exports inquiry and	statvfs.

   Structures:
	  struct mountlist {	   /* what is mounted */
	       char *ml_name;
	       char *ml_path;
	       struct mountlist	*ml_nxt;
	  };
	  struct fhstatus {
	       int fhs_status;
	       fhandle_t fhs_fh;
	  };
	  /*
	   * List of exported directories.
	   * An	export entry with ex_groups NULL indicates an entry
	   * which is exported to the world.
	   */
	  struct exports {
	       dev_t	      ex_dev;	     /*	dev of directory */
	       char	 *ex_name; /* name of directory	*/
	       struct groups  *ex_groups;    /*	groups given access */
	       struct exports *ex_next;
	  };
	  struct groups	{
	       char	 *g_name;
	       struct groups  *g_next;
	  };
	  /* sgi_mount only */
	  struct exportlist {
	       struct exportentry {
		    char      *ee_dirname;
		    char      *ee_options;
	       } el_entry;
	       struct exportlist   *el_next;
	  };
	  struct mntrpc_statvfs	{
	       u_long  f_bsize;	       /* fundamental file system block	size */
	       u_long  f_frsize;       /* fragment size	*/
	       u_long  f_blocks;       /* total	# of blocks of f_frsize	on fs */
	       u_long  f_bfree;	       /* total	# of free blocks of f_frsize */
	       u_long  f_bavail;       /* # of free blocks avail to non-superuser */
	       u_long  f_files;	       /* total	# of file nodes	(inodes) */
	       u_long  f_ffree;	       /* total	# of free file nodes */
	       u_long  f_favail;       /* # of free nodes avail	to non-superuser */



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MOUNT(3R)							     MOUNT(3R)



	      u_long  f_fsid;	      /* file system id	(dev for now) */
	       char    f_basetype[16]; /* target fs type name, null-terminated */
	       u_long  f_flag;	       /* bit-mask of flags */
	       u_long  f_namemax;      /* maximum file name length */
	       char    f_fstr[32];     /* filesystem-specific string */
	  };

NOTE    [Toc]    [Back]

     To	compile	and link a program that	calls these routines, follow the
     procedures	for section (3R) routines as described in intro	(3).

SEE ALSO    [Toc]    [Back]

     exportfs(1M), mount(1M), showmount(1M), mountd(1M), exports(4).


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