/*
 *  rpcauth.h
 *
 *  RPC authentication framework
 *
 *  Copyright (c) 2004 The Regents of the University of Michigan.
 *  All rights reserved.
 *
 *  Marius Aamodt Eriksen <marius@umich.edu>
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *  3. Neither the name of the University nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *  DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 *  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _RPCAUTH_H_
#define _RPCAUTH_H_

#define RPCAUTH_PFLAVOR_SYS 0x01
#define RPCAUTH_PFLAVOR_KERB5 0x02

struct rpcauth_desc {
	void *(*auth_create)(int); 
	int   (*auth_build_reqhdr)(struct ucred *, struct mbuf **,
	          caddr_t *, struct mbuf *); 
	int   (*auth_vrfy_rep)(struct ucred *, struct rpc_reply *);

	uint32_t auth_pflavors;
};

int rpcauth_create(struct rpcclnt *, int);
int rpcauth_build_reqhdr(struct rpcclnt *, struct ucred *,
        struct mbuf **, caddr_t *, struct mbuf *);
int rpcauth_vrfy_rep(struct rpcclnt *, struct ucred *, struct rpc_reply *);

#endif /* _RPCAUTH_H_ */