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021db4be6f
New configure option --enable-obsolete-rpc makes the deprecated RPC headers and functions available at compile time as they were before version 2.14. This option will be removed at some time in the future after the TI-RPC library becomes fully sufficient for the needs of existing applications.
134 lines
3.8 KiB
C
134 lines
3.8 KiB
C
/*
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* Copyright (c) 2010, Oracle America, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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* * Neither the name of the "Oracle America, Inc." nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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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 const 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 = (struct auth_ops *) &ops;
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xdrs = &xdr_stream;
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xdrmem_create (xdrs, ap->marshalled_client,
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(u_int) MAX_MARSHAL_SIZE, XDR_ENCODE);
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(void) xdr_opaque_auth (xdrs, &ap->no_client.ah_cred);
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(void) 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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libc_hidden_nolink_sunrpc (authnone_create, GLIBC_2_0)
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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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