GETFH(2) BSD System Calls Manual GETFH(2)NAMEgetfh — get file handle
SYNOPSIS
#include <sys/types.h>
#include <sys/mount.h>
int
getfh(const char *path, fhandle_t *fhp);
DESCRIPTIONGetfh() returns a file handle for the specified file or directory in the
file handle pointed to by fhp. This system call is restricted to the
super-user and is used by an NFS server's nfsd(8) daemon to obtain file
handles used in NFS MOUNT service replies.
RETURN VALUES
Upon successful completion, a value of 0 is returned. Otherwise, -1 is
returned and the global variable errno is set to indicate the error.
ERRORSGetfh() fails if one or more of the following are true:
[ENOTDIR] A component of the path prefix of path is not a direc‐
tory.
[ENAMETOOLONG] The length of a component of path exceeds {NAME_MAX}
characters, or the length of path exceeds {PATH_MAX}
characters.
[ENOENT] The file referred to by path does not exist.
[EPERM] The caller is not the super-user.
[EACCES] Search permission is denied for a component of the
path prefix of path.
[ELOOP] Too many symbolic links were encountered in translat‐
ing path.
[EFAULT] Fhp points to an invalid address.
[EIO] An I/O error occurred while reading from or writing to
the file system.
SEE ALSOnfsd(8)HISTORY
The getfh() function first appeared in 4.4BSD.
BSD January 9, 2007 BSD