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vlmcsd-svn1065-2016-10-12-Hotbird64
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Wind4
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599 changed files with 72866 additions and 1999 deletions
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/*
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* auth.h, Authentication interface.
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*
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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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* The data structures are completely opaque to the client. The client
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* is required to pass a AUTH * to routines that create rpc
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* "sessions".
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*/
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#ifndef _RPC_AUTH_H
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#define _RPC_AUTH_H 1
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#include <features.h>
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#include <rpc/xdr.h>
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__BEGIN_DECLS
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#define MAX_AUTH_BYTES 400
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#define MAXNETNAMELEN 255 /* maximum length of network user's name */
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/*
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* Status returned from authentication check
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*/
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enum auth_stat {
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AUTH_OK=0,
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/*
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* failed at remote end
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*/
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AUTH_BADCRED=1, /* bogus credentials (seal broken) */
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AUTH_REJECTEDCRED=2, /* client should begin new session */
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AUTH_BADVERF=3, /* bogus verifier (seal broken) */
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AUTH_REJECTEDVERF=4, /* verifier expired or was replayed */
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AUTH_TOOWEAK=5, /* rejected due to security reasons */
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/*
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* failed locally
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*/
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AUTH_INVALIDRESP=6, /* bogus response verifier */
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AUTH_FAILED=7 /* some unknown reason */
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};
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union des_block {
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struct {
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u_int32_t high;
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u_int32_t low;
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} key;
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char c[8];
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};
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typedef union des_block des_block;
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extern bool_t xdr_des_block (XDR *__xdrs, des_block *__blkp) __THROW;
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/*
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* Authentication info. Opaque to client.
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*/
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struct opaque_auth {
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enum_t oa_flavor; /* flavor of auth */
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caddr_t oa_base; /* address of more auth stuff */
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u_int oa_length; /* not to exceed MAX_AUTH_BYTES */
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};
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/*
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* Auth handle, interface to client side authenticators.
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*/
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typedef struct AUTH AUTH;
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struct AUTH {
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struct opaque_auth ah_cred;
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struct opaque_auth ah_verf;
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union des_block ah_key;
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struct auth_ops {
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void (*ah_nextverf) (AUTH *);
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int (*ah_marshal) (AUTH *, XDR *); /* nextverf & serialize */
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int (*ah_validate) (AUTH *, struct opaque_auth *);
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/* validate verifier */
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int (*ah_refresh) (AUTH *); /* refresh credentials */
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void (*ah_destroy) (AUTH *); /* destroy this structure */
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} *ah_ops;
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caddr_t ah_private;
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};
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/*
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* Authentication ops.
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* The ops and the auth handle provide the interface to the authenticators.
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*
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* AUTH *auth;
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* XDR *xdrs;
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* struct opaque_auth verf;
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*/
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#define AUTH_NEXTVERF(auth) \
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((*((auth)->ah_ops->ah_nextverf))(auth))
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#define auth_nextverf(auth) \
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((*((auth)->ah_ops->ah_nextverf))(auth))
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#define AUTH_MARSHALL(auth, xdrs) \
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((*((auth)->ah_ops->ah_marshal))(auth, xdrs))
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#define auth_marshall(auth, xdrs) \
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((*((auth)->ah_ops->ah_marshal))(auth, xdrs))
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#define AUTH_VALIDATE(auth, verfp) \
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((*((auth)->ah_ops->ah_validate))((auth), verfp))
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#define auth_validate(auth, verfp) \
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((*((auth)->ah_ops->ah_validate))((auth), verfp))
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#define AUTH_REFRESH(auth) \
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((*((auth)->ah_ops->ah_refresh))(auth))
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#define auth_refresh(auth) \
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((*((auth)->ah_ops->ah_refresh))(auth))
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#define AUTH_DESTROY(auth) \
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((*((auth)->ah_ops->ah_destroy))(auth))
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#define auth_destroy(auth) \
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((*((auth)->ah_ops->ah_destroy))(auth))
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extern struct opaque_auth _null_auth;
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/*
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* These are the various implementations of client side authenticators.
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*/
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/*
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* Unix style authentication
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* AUTH *authunix_create(machname, uid, gid, len, aup_gids)
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* char *machname;
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* int uid;
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* int gid;
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* int len;
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* int *aup_gids;
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*/
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extern AUTH *authunix_create (char *__machname, __uid_t __uid, __gid_t __gid,
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int __len, __gid_t *__aup_gids);
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extern AUTH *authunix_create_default (void);
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extern AUTH *authnone_create (void) __THROW;
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extern AUTH *authdes_create (const char *__servername, u_int __window,
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struct sockaddr *__syncaddr, des_block *__ckey)
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__THROW;
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extern AUTH *authdes_pk_create (const char *, netobj *, u_int,
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struct sockaddr *, des_block *) __THROW;
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#define AUTH_NONE 0 /* no authentication */
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#define AUTH_NULL 0 /* backward compatibility */
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#define AUTH_SYS 1 /* unix style (uid, gids) */
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#define AUTH_UNIX AUTH_SYS
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#define AUTH_SHORT 2 /* short hand unix style */
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#define AUTH_DES 3 /* des style (encrypted timestamps) */
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#define AUTH_DH AUTH_DES /* Diffie-Hellman (this is DES) */
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#define AUTH_KERB 4 /* kerberos style */
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/*
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* Netname manipulating functions
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*
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*/
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extern int getnetname (char *) __THROW;
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extern int host2netname (char *, const char *, const char *) __THROW;
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extern int user2netname (char *, const uid_t, const char *) __THROW;
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extern int netname2user (const char *, uid_t *, gid_t *, int *, gid_t *)
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__THROW;
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extern int netname2host (const char *, char *, const int) __THROW;
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/*
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*
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* These routines interface to the keyserv daemon
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*
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*/
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extern int key_decryptsession (char *, des_block *);
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extern int key_decryptsession_pk (char *, netobj *, des_block *);
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extern int key_encryptsession (char *, des_block *);
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extern int key_encryptsession_pk (char *, netobj *, des_block *);
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extern int key_gendes (des_block *);
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extern int key_setsecret (char *);
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extern int key_secretkey_is_set (void);
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extern int key_get_conv (char *, des_block *);
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/*
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* XDR an opaque authentication struct.
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*/
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extern bool_t xdr_opaque_auth (XDR *, struct opaque_auth *) __THROW;
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__END_DECLS
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#endif /* rpc/auth.h */
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