vop_readlink(9)

NAME

VOP_READLINK - read the target of a symbolic link

SYNOPSIS

#include <sys/param.h>
#include <sys/vnode.h>
#include <sys/uio.h>
int
VOP_READLINK(struct vnode *vp, struct uio *uio, struct ucred
*cred);

DESCRIPTION

This reads the target pathname of a symbolic link

vp The vnode of the symlink.

uio The location of the data to be read or written.

cred

The credentials of the caller.

LOCKS

The vnode should be locked on entry and will still be locked

on exit.

RETURN VALUES

Zero is returned on success, otherwise an error code is re

turned.

PSEUDOCODE

int
vop_readlink(struct vnode *vp, struct uio *uio, struct ucred

*cred)
{

int error = 0;

/*

* Read the target of the symlink.
*/

...;

return error;

}

ERRORS

[EIO] A read error occurred while reading the

contents of

the symlink.

SEE ALSO

uiomove(9), vnode(9)

AUTHORS

This manual page was written by Doug Rabson.

BSD July 24, 1996

BSD