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 = "$FreeBSD$"; 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 /* 51 * Authenticator operations routines 52 */ 53 static void authnone_verf(); 54 static void authnone_destroy(); 55 static bool_t authnone_marshal(); 56 static bool_t authnone_validate(); 57 static bool_t authnone_refresh(); 58 59 static struct auth_ops ops = { 60 authnone_verf, 61 authnone_marshal, 62 authnone_validate, 63 authnone_refresh, 64 authnone_destroy 65 }; 66 67 static struct authnone_private { 68 AUTH no_client; 69 char marshalled_client[MAX_MARSHEL_SIZE]; 70 u_int mcnt; 71 } *authnone_private; 72 73 AUTH * 74 authnone_create() 75 { 76 register struct authnone_private *ap = authnone_private; 77 XDR xdr_stream; 78 register XDR *xdrs; 79 80 if (ap == 0) { 81 ap = (struct authnone_private *)calloc(1, sizeof (*ap)); 82 if (ap == 0) 83 return (0); 84 authnone_private = ap; 85 } 86 if (!ap->mcnt) { 87 ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth; 88 ap->no_client.ah_ops = &ops; 89 xdrs = &xdr_stream; 90 xdrmem_create(xdrs, ap->marshalled_client, (u_int)MAX_MARSHEL_SIZE, 91 XDR_ENCODE); 92 (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_cred); 93 (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_verf); 94 ap->mcnt = XDR_GETPOS(xdrs); 95 XDR_DESTROY(xdrs); 96 } 97 return (&ap->no_client); 98 } 99 100 /*ARGSUSED*/ 101 static bool_t 102 authnone_marshal(client, xdrs) 103 AUTH *client; 104 XDR *xdrs; 105 { 106 register struct authnone_private *ap = authnone_private; 107 108 if (ap == 0) 109 return (0); 110 return ((*xdrs->x_ops->x_putbytes)(xdrs, 111 ap->marshalled_client, ap->mcnt)); 112 } 113 114 static void 115 authnone_verf() 116 { 117 } 118 119 static bool_t 120 authnone_validate() 121 { 122 123 return (TRUE); 124 } 125 126 static bool_t 127 authnone_refresh() 128 { 129 130 return (FALSE); 131 } 132 133 static void 134 authnone_destroy() 135 { 136 } 137