1 /* $NetBSD: auth_none.c,v 1.4 1997/07/13 20:13:02 christos Exp $ */ 2 3 /* 4 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 5 * unrestricted use provided that this legend is included on all tape 6 * media and as a part of the software program in whole or part. Users 7 * may copy or modify Sun RPC without charge, but are not authorized 8 * to license or distribute it to anyone else except as part of a product or 9 * program developed by the user. 10 * 11 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 12 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 13 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 14 * 15 * Sun RPC is provided with no support and without any obligation on the 16 * part of Sun Microsystems, Inc. to assist in its use, correction, 17 * modification or enhancement. 18 * 19 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 20 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 21 * OR ANY PART THEREOF. 22 * 23 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 24 * or profits or other special, indirect and consequential damages, even if 25 * Sun has been advised of the possibility of such damages. 26 * 27 * Sun Microsystems, Inc. 28 * 2550 Garcia Avenue 29 * Mountain View, California 94043 30 */ 31 32 #include <sys/cdefs.h> 33 #if defined(LIBC_SCCS) && !defined(lint) 34 #if 0 35 static char *sccsid = "@(#)auth_none.c 1.19 87/08/11 Copyr 1984 Sun Micro"; 36 static char *sccsid = "@(#)auth_none.c 2.1 88/07/29 4.0 RPCSRC"; 37 #else 38 __RCSID("$NetBSD: auth_none.c,v 1.4 1997/07/13 20:13:02 christos Exp $"); 39 #endif 40 #endif 41 42 /* 43 * auth_none.c 44 * Creates a client authentication handle for passing "null" 45 * credentials and verifiers to remote systems. 46 * 47 * Copyright (C) 1984, Sun Microsystems, Inc. 48 */ 49 50 #include <stdlib.h> 51 #include <rpc/types.h> 52 #include <rpc/xdr.h> 53 #include <rpc/auth.h> 54 #define MAX_MARSHEL_SIZE 20 55 56 /* 57 * Authenticator operations routines 58 */ 59 60 static bool_t authnone_marshal __P((AUTH *, XDR *)); 61 static void authnone_verf __P((AUTH *)); 62 static bool_t authnone_validate __P((AUTH *, struct opaque_auth *)); 63 static bool_t authnone_refresh __P((AUTH *)); 64 static void authnone_destroy __P((AUTH *)); 65 66 static struct auth_ops ops = { 67 authnone_verf, 68 authnone_marshal, 69 authnone_validate, 70 authnone_refresh, 71 authnone_destroy 72 }; 73 74 static struct authnone_private { 75 AUTH no_client; 76 char marshalled_client[MAX_MARSHEL_SIZE]; 77 u_int mcnt; 78 } *authnone_private; 79 80 AUTH * 81 authnone_create() 82 { 83 register struct authnone_private *ap = authnone_private; 84 XDR xdr_stream; 85 register XDR *xdrs; 86 87 if (ap == 0) { 88 ap = (struct authnone_private *)calloc(1, sizeof (*ap)); 89 if (ap == 0) 90 return (0); 91 authnone_private = ap; 92 } 93 if (!ap->mcnt) { 94 ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth; 95 ap->no_client.ah_ops = &ops; 96 xdrs = &xdr_stream; 97 xdrmem_create(xdrs, ap->marshalled_client, (u_int)MAX_MARSHEL_SIZE, 98 XDR_ENCODE); 99 (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_cred); 100 (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_verf); 101 ap->mcnt = XDR_GETPOS(xdrs); 102 XDR_DESTROY(xdrs); 103 } 104 return (&ap->no_client); 105 } 106 107 /*ARGSUSED*/ 108 static bool_t 109 authnone_marshal(client, xdrs) 110 AUTH *client; 111 XDR *xdrs; 112 { 113 register struct authnone_private *ap = authnone_private; 114 115 if (ap == 0) 116 return (0); 117 return ((*xdrs->x_ops->x_putbytes)(xdrs, 118 ap->marshalled_client, ap->mcnt)); 119 } 120 121 /*ARGSUSED*/ 122 static void 123 authnone_verf(client) 124 AUTH *client; 125 { 126 } 127 128 /*ARGSUSED*/ 129 static bool_t 130 authnone_validate(client, auth) 131 AUTH *client; 132 struct opaque_auth *auth; 133 { 134 135 return (TRUE); 136 } 137 138 /*ARGSUSED*/ 139 static bool_t 140 authnone_refresh(client) 141 AUTH *client; 142 { 143 144 return (FALSE); 145 } 146 147 /*ARGSUSED*/ 148 static void 149 authnone_destroy(client) 150 AUTH *client; 151 { 152 } 153