1 /* 2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 3 * unrestricted use provided that this legend is included on all tape 4 * media and as a part of the software program in whole or part. Users 5 * may copy or modify Sun RPC without charge, but are not authorized 6 * to license or distribute it to anyone else except as part of a product or 7 * program developed by the user. 8 * 9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 12 * 13 * Sun RPC is provided with no support and without any obligation on the 14 * part of Sun Microsystems, Inc. to assist in its use, correction, 15 * modification or enhancement. 16 * 17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 19 * OR ANY PART THEREOF. 20 * 21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 22 * or profits or other special, indirect and consequential damages, even if 23 * Sun has been advised of the possibility of such damages. 24 * 25 * Sun Microsystems, Inc. 26 * 2550 Garcia Avenue 27 * Mountain View, California 94043 28 */ 29 30 #if defined(LIBC_SCCS) && !defined(lint) 31 /*static char *sccsid = "from: @(#)auth_none.c 1.19 87/08/11 Copyr 1984 Sun Micro";*/ 32 /*static char *sccsid = "from: @(#)auth_none.c 2.1 88/07/29 4.0 RPCSRC";*/ 33 static char *rcsid = "$Id: auth_none.c,v 1.3 1995/10/22 14:51:06 phk Exp $"; 34 #endif 35 36 /* 37 * auth_none.c 38 * Creates a client authentication handle for passing "null" 39 * credentials and verifiers to remote systems. 40 * 41 * Copyright (C) 1984, Sun Microsystems, Inc. 42 */ 43 44 #include <stdlib.h> 45 #include <rpc/types.h> 46 #include <rpc/xdr.h> 47 #include <rpc/auth.h> 48 #define MAX_MARSHEL_SIZE 20 49 50 bool_t xdr_opaque_auth(XDR *xdrs, struct opaque_auth *ap); 51 52 /* 53 * Authenticator operations routines 54 */ 55 static void authnone_verf(); 56 static void authnone_destroy(); 57 static bool_t authnone_marshal(); 58 static bool_t authnone_validate(); 59 static bool_t authnone_refresh(); 60 61 static struct auth_ops ops = { 62 authnone_verf, 63 authnone_marshal, 64 authnone_validate, 65 authnone_refresh, 66 authnone_destroy 67 }; 68 69 static struct authnone_private { 70 AUTH no_client; 71 char marshalled_client[MAX_MARSHEL_SIZE]; 72 u_int mcnt; 73 } *authnone_private; 74 75 AUTH * 76 authnone_create() 77 { 78 register struct authnone_private *ap = authnone_private; 79 XDR xdr_stream; 80 register XDR *xdrs; 81 82 if (ap == 0) { 83 ap = (struct authnone_private *)calloc(1, sizeof (*ap)); 84 if (ap == 0) 85 return (0); 86 authnone_private = ap; 87 } 88 if (!ap->mcnt) { 89 ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth; 90 ap->no_client.ah_ops = &ops; 91 xdrs = &xdr_stream; 92 xdrmem_create(xdrs, ap->marshalled_client, (u_int)MAX_MARSHEL_SIZE, 93 XDR_ENCODE); 94 (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_cred); 95 (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_verf); 96 ap->mcnt = XDR_GETPOS(xdrs); 97 XDR_DESTROY(xdrs); 98 } 99 return (&ap->no_client); 100 } 101 102 /*ARGSUSED*/ 103 static bool_t 104 authnone_marshal(client, xdrs) 105 AUTH *client; 106 XDR *xdrs; 107 { 108 register struct authnone_private *ap = authnone_private; 109 110 if (ap == 0) 111 return (0); 112 return ((*xdrs->x_ops->x_putbytes)(xdrs, 113 ap->marshalled_client, ap->mcnt)); 114 } 115 116 static void 117 authnone_verf() 118 { 119 } 120 121 static bool_t 122 authnone_validate() 123 { 124 125 return (TRUE); 126 } 127 128 static bool_t 129 authnone_refresh() 130 { 131 132 return (FALSE); 133 } 134 135 static void 136 authnone_destroy() 137 { 138 } 139