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135 lines
3.5 KiB
C
135 lines
3.5 KiB
C
/*
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* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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* unrestricted use provided that this legend is included on all tape
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* media and as a part of the software program in whole or part. Users
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* may copy or modify Sun RPC without charge, but are not authorized
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* to license or distribute it to anyone else except as part of a product or
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* program developed by the user.
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*
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* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
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* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
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*
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* Sun RPC is provided with no support and without any obligation on the
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* part of Sun Microsystems, Inc. to assist in its use, correction,
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* modification or enhancement.
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*
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* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
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* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
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* OR ANY PART THEREOF.
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*
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* In no event will Sun Microsystems, Inc. be liable for any lost revenue
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* or profits or other special, indirect and consequential damages, even if
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* Sun has been advised of the possibility of such damages.
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*
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* Sun Microsystems, Inc.
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* 2550 Garcia Avenue
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* Mountain View, California 94043
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*/
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/*
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* Copyright (C) 1984, Sun Microsystems, Inc.
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*/
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/*
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* auth_none.c
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* Creates a client authentication handle for passing "null"
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* credentials and verifiers to remote systems.
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*/
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#include <rpc/rpc.h>
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#include <bits/libc-lock.h>
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#define MAX_MARSHAL_SIZE 20
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/*
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* Authenticator operations routines
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*/
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static void authnone_verf (AUTH *);
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static void authnone_destroy (AUTH *);
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static bool_t authnone_marshal (AUTH *, XDR *);
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static bool_t authnone_validate (AUTH *, struct opaque_auth *);
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static bool_t authnone_refresh (AUTH *);
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static struct auth_ops ops = {
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authnone_verf,
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authnone_marshal,
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authnone_validate,
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authnone_refresh,
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authnone_destroy
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};
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/* Internal data and routines */
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struct authnone_private_s {
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AUTH no_client;
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char marshalled_client[MAX_MARSHAL_SIZE];
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u_int mcnt;
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};
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static struct authnone_private_s authnone_private;
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__libc_once_define(static, authnone_private_guard);
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static void authnone_create_once (void);
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static void
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authnone_create_once (void)
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{
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struct authnone_private_s *ap;
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XDR xdr_stream;
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XDR *xdrs;
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ap = &authnone_private;
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ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth;
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ap->no_client.ah_ops = &ops;
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xdrs = &xdr_stream;
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INTUSE(xdrmem_create) (xdrs, ap->marshalled_client,
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(u_int) MAX_MARSHAL_SIZE, XDR_ENCODE);
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(void) INTUSE(xdr_opaque_auth) (xdrs, &ap->no_client.ah_cred);
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(void) INTUSE(xdr_opaque_auth) (xdrs, &ap->no_client.ah_verf);
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ap->mcnt = XDR_GETPOS (xdrs);
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XDR_DESTROY (xdrs);
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}
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AUTH *
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authnone_create (void)
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{
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__libc_once (authnone_private_guard, authnone_create_once);
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return &authnone_private.no_client;
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}
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INTDEF (authnone_create)
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static bool_t
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authnone_marshal (AUTH *client, XDR *xdrs)
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{
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struct authnone_private_s *ap;
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/* authnone_create returned authnone_private->no_client, which is
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the first field of struct authnone_private_s. */
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ap = (struct authnone_private_s *) client;
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if (ap == NULL)
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return FALSE;
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return (*xdrs->x_ops->x_putbytes) (xdrs, ap->marshalled_client, ap->mcnt);
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}
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static void
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authnone_verf (AUTH *auth)
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{
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}
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static bool_t
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authnone_validate (AUTH *auth, struct opaque_auth *oa)
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{
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return TRUE;
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}
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static bool_t
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authnone_refresh (AUTH *auth)
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{
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return FALSE;
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}
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static void
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authnone_destroy (AUTH *auth)
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{
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}
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