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b2843ce288
Fixed a couple of nitpick warnings, plus one that slipped through the net earlier. This directory now compiles without any warnings with -Wall! (Until the next gcc upgrade...)
118 lines
3.8 KiB
C
118 lines
3.8 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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#if defined(LIBC_SCCS) && !defined(lint)
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/*static char *sccsid = "from: @(#)svc_auth.c 1.19 87/08/11 Copyr 1984 Sun Micro";*/
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/*static char *sccsid = "from: @(#)svc_auth.c 2.1 88/08/07 4.0 RPCSRC";*/
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static char *rcsid = "$Id: svc_auth.c,v 1.2 1995/05/30 05:41:32 rgrimes Exp $";
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#endif
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/*
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* svc_auth_nodes.c, Server-side rpc authenticator interface,
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* *WITHOUT* DES authentication.
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*
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* Copyright (C) 1984, Sun Microsystems, Inc.
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*/
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#include <rpc/rpc.h>
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/*
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* svcauthsw is the bdevsw of server side authentication.
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*
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* Server side authenticators are called from authenticate by
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* using the client auth struct flavor field to index into svcauthsw.
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* The server auth flavors must implement a routine that looks
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* like:
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*
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* enum auth_stat
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* flavorx_auth(rqst, msg)
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* register struct svc_req *rqst;
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* register struct rpc_msg *msg;
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*
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*/
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enum auth_stat _svcauth_null(); /* no authentication */
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enum auth_stat _svcauth_unix(); /* unix style (uid, gids) */
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enum auth_stat _svcauth_short(); /* short hand unix style */
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static struct {
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enum auth_stat (*authenticator)();
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} svcauthsw[] = {
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{_svcauth_null}, /* AUTH_NULL */
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{_svcauth_unix}, /* AUTH_UNIX */
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{_svcauth_short}, /* AUTH_SHORT */
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};
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#define AUTH_MAX 2 /* HIGHEST AUTH NUMBER */
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/*
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* The call rpc message, msg has been obtained from the wire. The msg contains
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* the raw form of credentials and verifiers. authenticate returns AUTH_OK
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* if the msg is successfully authenticated. If AUTH_OK then the routine also
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* does the following things:
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* set rqst->rq_xprt->verf to the appropriate response verifier;
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* sets rqst->rq_client_cred to the "cooked" form of the credentials.
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*
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* NB: rqst->rq_cxprt->verf must be pre-alloctaed;
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* its length is set appropriately.
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*
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* The caller still owns and is responsible for msg->u.cmb.cred and
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* msg->u.cmb.verf. The authentication system retains ownership of
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* rqst->rq_client_cred, the cooked credentials.
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*
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* There is an assumption that any flavour less than AUTH_NULL is
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* invalid.
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*/
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enum auth_stat
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_authenticate(rqst, msg)
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register struct svc_req *rqst;
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struct rpc_msg *msg;
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{
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register int cred_flavor;
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rqst->rq_cred = msg->rm_call.cb_cred;
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rqst->rq_xprt->xp_verf.oa_flavor = _null_auth.oa_flavor;
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rqst->rq_xprt->xp_verf.oa_length = 0;
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cred_flavor = rqst->rq_cred.oa_flavor;
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if ((cred_flavor <= AUTH_MAX) && (cred_flavor >= AUTH_NULL)) {
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return ((*(svcauthsw[cred_flavor].authenticator))(rqst, msg));
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}
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return (AUTH_REJECTEDCRED);
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}
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enum auth_stat
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_svcauth_null(/*rqst, msg*/)
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/*struct svc_req *rqst;
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struct rpc_msg *msg;*/
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{
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return (AUTH_OK);
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}
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