/* $NetBSD: auth_none.c,v 1.13 2000/01/22 22:19:17 mycroft Exp $ */
/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char *sccsid2 = "@(#)auth_none.c 1.19 87/08/11 Copyr 1984 Sun Micro";
static char *sccsid = "@(#)auth_none.c 2.1 88/07/29 4.0 RPCSRC";
#endif
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
/*
* auth_none.c
* Creates a client authentication handle for passing "null"
* credentials and verifiers to remote systems.
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/lock.h>
#include <sys/malloc.h>
#include <sys/mutex.h>
#include <rpc/types.h>
#include <rpc/xdr.h>
#include <rpc/auth.h>
#include <rpc/clnt.h>
#define MAX_MARSHAL_SIZE 20
/*
* Authenticator operations routines
*/
static bool_t authnone_marshal (AUTH *, uint32_t, XDR *, struct mbuf *);
static void authnone_verf (AUTH *);
static bool_t authnone_validate (AUTH *, uint32_t, struct opaque_auth *,
struct mbuf **);
static bool_t authnone_refresh (AUTH *, void *);
static void authnone_destroy (AUTH *);
static struct auth_ops authnone_ops = {
.ah_nextverf = authnone_verf,
.ah_marshal = authnone_marshal,
.ah_validate = authnone_validate,
.ah_refresh = authnone_refresh,
.ah_destroy = authnone_destroy,
};
struct authnone_private {
AUTH no_client;
char mclient[MAX_MARSHAL_SIZE];
u_int mcnt;
};
static struct authnone_private authnone_private;
static void
authnone_init(void *dummy)
{
struct authnone_private *ap = &authnone_private;
XDR xdrs;
ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth;
ap->no_client.ah_ops = &authnone_ops;
xdrmem_create(&xdrs, ap->mclient, MAX_MARSHAL_SIZE, XDR_ENCODE);
xdr_opaque_auth(&xdrs, &ap->no_client.ah_cred);
xdr_opaque_auth(&xdrs, &ap->no_client.ah_verf);
ap->mcnt = XDR_GETPOS(&xdrs);
XDR_DESTROY(&xdrs);
}
SYSINIT(authnone_init, SI_SUB_KMEM, SI_ORDER_ANY, authnone_init, NULL);
AUTH *
authnone_create()
{
struct authnone_private *ap = &authnone_private;
return (&ap->no_client);
}
/*ARGSUSED*/
static bool_t
authnone_marshal(AUTH *client, uint32_t xid, XDR *xdrs, struct mbuf *args)
{
struct authnone_private *ap = &authnone_private;
KASSERT(xdrs != NULL, ("authnone_marshal: xdrs is null"));
if (!XDR_PUTBYTES(xdrs, ap->mclient, ap->mcnt))
return (FALSE);
xdrmbuf_append(xdrs, args);
return (TRUE);
}
/* All these unused parameters are required to keep ANSI-C from grumbling */
/*ARGSUSED*/
static void
authnone_verf(AUTH *client)
{
}
/*ARGSUSED*/
static bool_t
authnone_validate(AUTH *client, uint32_t xid, struct opaque_auth *opaque,
struct mbuf **mrepp)
{
return (TRUE);
}
/*ARGSUSED*/
static bool_t
authnone_refresh(AUTH *client, void *dummy)
{
return (FALSE);
}
/*ARGSUSED*/
static void
authnone_destroy(AUTH *client)
{
}