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/* $OpenBSD: tcfs_fileinfo.c,v 1.3 2000/06/17 20:25:54 provos Exp $ */
/*
* Copyright 2000 The TCFS Project at http://tcfs.dia.unisa.it/
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the authors may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/proc.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/vnode.h>
#include <sys/mount.h>
#include <sys/namei.h>
#include <sys/malloc.h>
#include <sys/buf.h>
#include <sys/stat.h>
#include <miscfs/tcfs/tcfs.h>
#include <miscfs/tcfs/tcfs_rw.h>
tcfs_fileinfo
tcfs_xgetflags(struct vnode *v, struct proc *p, struct ucred *c)
{
tcfs_fileinfo r;
struct vop_getattr_args x;
struct vattr att;
int retval;
att = va_null;
x.a_desc = VDESC(vop_getattr);
x.a_vp = v;
x.a_vap = &att;
x.a_cred = c;
x.a_p = p;
retval = tcfs_bypass((void*)&x);
r.flag = (unsigned long)(x.a_vap->va_flags);
r.end_of_file = x.a_vap->va_size;
return r;
}
int
tcfs_xsetflags(struct vnode *v, struct proc *p, struct ucred *c,
tcfs_fileinfo *i)
{
struct vop_setattr_args x;
struct vattr att;
int retval;
att = va_null;
att.va_flags = i->flag;
x.a_desc = VDESC(vop_setattr);
x.a_vp = v;
x.a_vap = &att;
x.a_cred = c;
x.a_p = p;
retval = tcfs_bypass((void*)&x);
return retval;
}
tcfs_fileinfo
tcfs_get_fileinfo(void *a)
{
struct vop_read_args *arg;
arg = (struct vop_read_args*)a;
return tcfs_xgetflags(arg->a_vp, arg->a_uio->uio_procp, arg->a_cred);
}
int
tcfs_set_fileinfo(void *a, tcfs_fileinfo *i)
{
struct vop_read_args *arg;
arg = (struct vop_read_args*)a;
return tcfs_xsetflags(arg->a_vp, arg->a_uio->uio_procp,
arg->a_cred, i);
}
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