1177633Sdfr/* $NetBSD: auth_none.c,v 1.13 2000/01/22 22:19:17 mycroft Exp $ */ 2177633Sdfr 3261046Smav/*- 4261046Smav * Copyright (c) 2009, Sun Microsystems, Inc. 5261046Smav * All rights reserved. 6177633Sdfr * 7261046Smav * Redistribution and use in source and binary forms, with or without 8261046Smav * modification, are permitted provided that the following conditions are met: 9261046Smav * - Redistributions of source code must retain the above copyright notice, 10261046Smav * this list of conditions and the following disclaimer. 11261046Smav * - Redistributions in binary form must reproduce the above copyright notice, 12261046Smav * this list of conditions and the following disclaimer in the documentation 13261046Smav * and/or other materials provided with the distribution. 14261046Smav * - Neither the name of Sun Microsystems, Inc. nor the names of its 15261046Smav * contributors may be used to endorse or promote products derived 16261046Smav * from this software without specific prior written permission. 17261046Smav * 18261046Smav * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19261046Smav * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20261046Smav * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21261046Smav * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22261046Smav * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23261046Smav * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24261046Smav * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25261046Smav * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26261046Smav * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27261046Smav * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28261046Smav * POSSIBILITY OF SUCH DAMAGE. 29177633Sdfr */ 30177633Sdfr 31177633Sdfr#if defined(LIBC_SCCS) && !defined(lint) 32177633Sdfrstatic char *sccsid2 = "@(#)auth_none.c 1.19 87/08/11 Copyr 1984 Sun Micro"; 33177633Sdfrstatic char *sccsid = "@(#)auth_none.c 2.1 88/07/29 4.0 RPCSRC"; 34177633Sdfr#endif 35177633Sdfr#include <sys/cdefs.h> 36177633Sdfr__FBSDID("$FreeBSD: releng/10.3/sys/rpc/auth_none.c 261046 2014-01-22 23:45:27Z mav $"); 37177633Sdfr 38177633Sdfr/* 39177633Sdfr * auth_none.c 40177633Sdfr * Creates a client authentication handle for passing "null" 41177633Sdfr * credentials and verifiers to remote systems. 42177633Sdfr * 43177633Sdfr * Copyright (C) 1984, Sun Microsystems, Inc. 44177633Sdfr */ 45177633Sdfr 46177633Sdfr#include <sys/param.h> 47177633Sdfr#include <sys/systm.h> 48177633Sdfr#include <sys/kernel.h> 49177633Sdfr#include <sys/lock.h> 50177633Sdfr#include <sys/malloc.h> 51177633Sdfr#include <sys/mutex.h> 52177633Sdfr 53177633Sdfr#include <rpc/types.h> 54177633Sdfr#include <rpc/xdr.h> 55177633Sdfr#include <rpc/auth.h> 56184588Sdfr#include <rpc/clnt.h> 57177633Sdfr 58177633Sdfr#define MAX_MARSHAL_SIZE 20 59177633Sdfr 60177633Sdfr/* 61177633Sdfr * Authenticator operations routines 62177633Sdfr */ 63177633Sdfr 64184588Sdfrstatic bool_t authnone_marshal (AUTH *, uint32_t, XDR *, struct mbuf *); 65177633Sdfrstatic void authnone_verf (AUTH *); 66184588Sdfrstatic bool_t authnone_validate (AUTH *, uint32_t, struct opaque_auth *, 67184588Sdfr struct mbuf **); 68177633Sdfrstatic bool_t authnone_refresh (AUTH *, void *); 69177633Sdfrstatic void authnone_destroy (AUTH *); 70177633Sdfr 71177633Sdfrstatic struct auth_ops authnone_ops = { 72177633Sdfr .ah_nextverf = authnone_verf, 73177633Sdfr .ah_marshal = authnone_marshal, 74177633Sdfr .ah_validate = authnone_validate, 75177633Sdfr .ah_refresh = authnone_refresh, 76184588Sdfr .ah_destroy = authnone_destroy, 77177633Sdfr}; 78177633Sdfr 79177633Sdfrstruct authnone_private { 80177633Sdfr AUTH no_client; 81177633Sdfr char mclient[MAX_MARSHAL_SIZE]; 82177633Sdfr u_int mcnt; 83177633Sdfr}; 84177633Sdfr 85177633Sdfrstatic struct authnone_private authnone_private; 86177633Sdfr 87177633Sdfrstatic void 88177633Sdfrauthnone_init(void *dummy) 89177633Sdfr{ 90177633Sdfr struct authnone_private *ap = &authnone_private; 91177633Sdfr XDR xdrs; 92177633Sdfr 93177633Sdfr ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth; 94177633Sdfr ap->no_client.ah_ops = &authnone_ops; 95177633Sdfr xdrmem_create(&xdrs, ap->mclient, MAX_MARSHAL_SIZE, XDR_ENCODE); 96177633Sdfr xdr_opaque_auth(&xdrs, &ap->no_client.ah_cred); 97177633Sdfr xdr_opaque_auth(&xdrs, &ap->no_client.ah_verf); 98177633Sdfr ap->mcnt = XDR_GETPOS(&xdrs); 99177633Sdfr XDR_DESTROY(&xdrs); 100177633Sdfr} 101177633SdfrSYSINIT(authnone_init, SI_SUB_KMEM, SI_ORDER_ANY, authnone_init, NULL); 102177633Sdfr 103177633SdfrAUTH * 104177633Sdfrauthnone_create() 105177633Sdfr{ 106177633Sdfr struct authnone_private *ap = &authnone_private; 107177633Sdfr 108177633Sdfr return (&ap->no_client); 109177633Sdfr} 110177633Sdfr 111177633Sdfr/*ARGSUSED*/ 112177633Sdfrstatic bool_t 113184588Sdfrauthnone_marshal(AUTH *client, uint32_t xid, XDR *xdrs, struct mbuf *args) 114177633Sdfr{ 115177633Sdfr struct authnone_private *ap = &authnone_private; 116177633Sdfr 117177633Sdfr KASSERT(xdrs != NULL, ("authnone_marshal: xdrs is null")); 118177633Sdfr 119184588Sdfr if (!XDR_PUTBYTES(xdrs, ap->mclient, ap->mcnt)) 120184588Sdfr return (FALSE); 121184588Sdfr 122184588Sdfr xdrmbuf_append(xdrs, args); 123184588Sdfr 124184588Sdfr return (TRUE); 125177633Sdfr} 126177633Sdfr 127177633Sdfr/* All these unused parameters are required to keep ANSI-C from grumbling */ 128177633Sdfr/*ARGSUSED*/ 129177633Sdfrstatic void 130177633Sdfrauthnone_verf(AUTH *client) 131177633Sdfr{ 132177633Sdfr} 133177633Sdfr 134177633Sdfr/*ARGSUSED*/ 135177633Sdfrstatic bool_t 136184588Sdfrauthnone_validate(AUTH *client, uint32_t xid, struct opaque_auth *opaque, 137184588Sdfr struct mbuf **mrepp) 138177633Sdfr{ 139177633Sdfr 140177633Sdfr return (TRUE); 141177633Sdfr} 142177633Sdfr 143177633Sdfr/*ARGSUSED*/ 144177633Sdfrstatic bool_t 145177633Sdfrauthnone_refresh(AUTH *client, void *dummy) 146177633Sdfr{ 147177633Sdfr 148177633Sdfr return (FALSE); 149177633Sdfr} 150177633Sdfr 151177633Sdfr/*ARGSUSED*/ 152177633Sdfrstatic void 153177633Sdfrauthnone_destroy(AUTH *client) 154177633Sdfr{ 155177633Sdfr} 156