GETFH(2) BSD System Calls Manual GETFH(2)
getfh -- get file handle
getfh(const char *path, fhandle_t *fhp);
getfh() returns a file handle for the specified file or directory path in
the file handle pointed to by fhp. This system call is restricted to the
Upon successful completion, the value 0 is returned; otherwise the
value -1 is returned and the global variable errno is set to indicate the
getfh() fails if one or more of the following are true:
[ENOTDIR] A component of the path prefix of path is not a direc-
[ENAMETOOLONG] A component of a pathname exceeded NAME_MAX charac-
ters, or an entire pathname (including the terminating
NUL) exceeded PATH_MAX bytes.
[ENOENT] The file referred to by path does not exist.
[EACCES] Search permission is denied for a component of the
path prefix of path.
[ELOOP] Too many symbolic links were encountered in translat-
[EPERM] The effective user ID is not the superuser.
[EFAULT] fhp or path points to an invalid address.
[EIO] An I/O error occurred while reading from or writing to
the file system.
[EINVAL] A portion of path refers to a remote file system.
[EOPNOTSUPP] A portion of path refers to a remote file system.
The getfh() function first appeared in 4.4BSD.
BSD March 28, 2017 BSD