/*
* XXX Failure mode if partially written?
*/
int
vn_extattr_set(struct vnode *vp, int ioflg, int attrnamespace,
const char *attrname, size_t buflen, const void *bf, struct lwp *l)
{
struct uio auio;
struct iovec aiov;
int error;
aiov.iov_len = buflen;
aiov.iov_base = __UNCONST(bf); /* XXXUNCONST kills const */
auio.uio_iov = &aiov;
auio.uio_iovcnt = 1;
auio.uio_rw = UIO_WRITE;
auio.uio_offset = 0;
auio.uio_resid = buflen;
UIO_SETUP_SYSSPACE(&auio);
if ((ioflg & IO_NODELOCKED) == 0) {
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
}
error = VOP_SETEXTATTR(vp, attrnamespace, attrname, &auio, NULL);
if ((ioflg & IO_NODELOCKED) == 0) {
VOP_UNLOCK(vp);
}
return (error);
}
int
RUMP_VOP_SETEXTATTR(struct vnode *vp,
int attrnamespace,
const char *name,
struct uio *uio,
struct kauth_cred *cred)
{
int error;
rump_schedule();
error = VOP_SETEXTATTR(vp, attrnamespace, name, uio, cred);
rump_unschedule();
return error;
}
int
vn_extattr_rm(struct vnode *vp, int ioflg, int attrnamespace,
const char *attrname, struct lwp *l)
{
int error;
if ((ioflg & IO_NODELOCKED) == 0) {
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
}
error = VOP_DELETEEXTATTR(vp, attrnamespace, attrname, NULL);
if (error == EOPNOTSUPP)
error = VOP_SETEXTATTR(vp, attrnamespace, attrname, NULL, NULL);
if ((ioflg & IO_NODELOCKED) == 0) {
VOP_UNLOCK(vp);
}
return (error);
}
