diff options
Diffstat (limited to 'cpukit/include/rpc/auth.h')
| -rw-r--r-- | cpukit/include/rpc/auth.h | 262 |
1 files changed, 262 insertions, 0 deletions
diff --git a/cpukit/include/rpc/auth.h b/cpukit/include/rpc/auth.h new file mode 100644 index 0000000000..13432bd5d0 --- /dev/null +++ b/cpukit/include/rpc/auth.h @@ -0,0 +1,262 @@ +/* + * Sun RPC is a product of Sun Microsystems, Inc. and is provided for + * unrestricted use provided that this legend is included on all tape + * media and as a part of the software program in whole or part. Users + * may copy or modify Sun RPC without charge, but are not authorized + * to license or distribute it to anyone else except as part of a product or + * program developed by the user. + * + * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE + * WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. + * + * Sun RPC is provided with no support and without any obligation on the + * part of Sun Microsystems, Inc. to assist in its use, correction, + * modification or enhancement. + * + * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE + * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC + * OR ANY PART THEREOF. + * + * In no event will Sun Microsystems, Inc. be liable for any lost revenue + * or profits or other special, indirect and consequential damages, even if + * Sun has been advised of the possibility of such damages. + * + * Sun Microsystems, Inc. + * 2550 Garcia Avenue + * Mountain View, California 94043 + * + * from: @(#)auth.h 1.17 88/02/08 SMI + * from: @(#)auth.h 2.3 88/08/07 4.0 RPCSRC + * $FreeBSD: src/include/rpc/auth.h,v 1.15 1999/08/27 23:45:02 peter Exp $ + */ + +/* + * auth.h, Authentication interface. + * + * Copyright (C) 1984, Sun Microsystems, Inc. + * + * The data structures are completely opaque to the client. The client + * is required to pass a AUTH * to routines that create rpc + * "sessions". + */ + +#ifndef _RPC_AUTH_H +#define _RPC_AUTH_H +#include <sys/cdefs.h> +#include <sys/socket.h> +#include <rpc/xdr.h> + +#define MAX_AUTH_BYTES 400 +#define MAXNETNAMELEN 255 /* maximum length of network user's name */ + +/* + * Status returned from authentication check + */ +enum auth_stat { + AUTH_OK=0, + /* + * failed at remote end + */ + AUTH_BADCRED=1, /* bogus credentials (seal broken) */ + AUTH_REJECTEDCRED=2, /* client should begin new session */ + AUTH_BADVERF=3, /* bogus verifier (seal broken) */ + AUTH_REJECTEDVERF=4, /* verifier expired or was replayed */ + AUTH_TOOWEAK=5, /* rejected due to security reasons */ + /* + * failed locally + */ + AUTH_INVALIDRESP=6, /* bogus response verifier */ + AUTH_FAILED=7, /* some unknown reason */ + _AUTH_STAT = 0xffffffff +}; + +union des_block { + struct { + u_int32_t high; + u_int32_t low; + } key; + char c[8]; +}; +typedef union des_block des_block; +__BEGIN_DECLS +extern bool_t xdr_des_block (XDR *, des_block *); +__END_DECLS + +/* + * Authentication info. Opaque to client. + */ +struct opaque_auth { + enum_t oa_flavor; /* flavor of auth */ + caddr_t oa_base; /* address of more auth stuff */ + u_int oa_length; /* not to exceed MAX_AUTH_BYTES */ +}; +__BEGIN_DECLS +bool_t xdr_opaque_auth (XDR *xdrs, struct opaque_auth *ap); +__END_DECLS + + +/* + * Auth handle, interface to client side authenticators. + */ +typedef struct __rpc_auth { + struct opaque_auth ah_cred; + struct opaque_auth ah_verf; + union des_block ah_key; + struct auth_ops { + void (*ah_nextverf) (struct __rpc_auth *); + /* nextverf & serialize */ + int (*ah_marshal) (struct __rpc_auth *, XDR *); + /* validate verifier */ + int (*ah_validate) (struct __rpc_auth *, + struct opaque_auth *); + /* refresh credentials */ + int (*ah_refresh) (struct __rpc_auth *); + /* destroy this structure */ + void (*ah_destroy) (struct __rpc_auth *); + } *ah_ops; + caddr_t ah_private; +} AUTH; + + +/* + * Authentication ops. + * The ops and the auth handle provide the interface to the authenticators. + * + * AUTH *auth; + * XDR *xdrs; + * struct opaque_auth verf; + */ +#define AUTH_NEXTVERF(auth) \ + ((*((auth)->ah_ops->ah_nextverf))(auth)) +#define auth_nextverf(auth) \ + ((*((auth)->ah_ops->ah_nextverf))(auth)) + +#define AUTH_MARSHALL(auth, xdrs) \ + ((*((auth)->ah_ops->ah_marshal))(auth, xdrs)) +#define auth_marshall(auth, xdrs) \ + ((*((auth)->ah_ops->ah_marshal))(auth, xdrs)) + +#define AUTH_VALIDATE(auth, verfp) \ + ((*((auth)->ah_ops->ah_validate))((auth), verfp)) +#define auth_validate(auth, verfp) \ + ((*((auth)->ah_ops->ah_validate))((auth), verfp)) + +#define AUTH_REFRESH(auth) \ + ((*((auth)->ah_ops->ah_refresh))(auth)) +#define auth_refresh(auth) \ + ((*((auth)->ah_ops->ah_refresh))(auth)) + +#define AUTH_DESTROY(auth) \ + ((*((auth)->ah_ops->ah_destroy))(auth)) +#define auth_destroy(auth) \ + ((*((auth)->ah_ops->ah_destroy))(auth)) + + +extern struct opaque_auth _null_auth; + +/* + * These are the various implementations of client side authenticators. + */ + +/* + * Unix style authentication + * AUTH *authunix_create(machname, uid, gid, len, aup_gids) + * char *machname; + * int uid; + * int gid; + * int len; + * int *aup_gids; + */ +__BEGIN_DECLS +struct sockaddr_in; +extern AUTH *authunix_create (char *, int, int, int, int *); +extern AUTH *authunix_create_default (void); +extern AUTH *authnone_create (void); +__END_DECLS + +/* Forward compatibility with TI-RPC */ +#define authsys_create authunix_create +#define authsys_create_default authunix_create_default + +/* + * DES style authentication + * AUTH *authdes_create(servername, window, timehost, ckey) + * char *servername; - network name of server + * u_int window; - time to live + * struct sockaddr *timehost; - optional hostname to sync with + * des_block *ckey; - optional conversation key to use + */ +__BEGIN_DECLS +extern AUTH *authdes_create ( char *, u_int, struct sockaddr *, des_block * ); +#ifdef NOTYET +/* + * TI-RPC supports this call, but it requires the inclusion of + * NIS+-specific headers which would require the inclusion of other + * headers which would result in a tangled mess. For now, the NIS+ + * code prototypes this routine internally. + */ +extern AUTH *authdes_pk_create ( char *, netobj *, u_int, + struct sockaddr *, des_block *, + nis_server * ); +#endif +__END_DECLS + +/* + * Netname manipulation routines. + */ +__BEGIN_DECLS +extern int netname2user ( char *, uid_t *, gid_t *, int *, gid_t *); +extern int netname2host ( char *, char *, int ); +extern int getnetname ( char * ); +extern int user2netname ( char *, uid_t, char * ); +extern int host2netname ( char *, char *, char * ); +extern void passwd2des ( char *, char * ); +__END_DECLS + +/* + * Keyserv interface routines. + * XXX Should not be here. + */ +#ifndef HEXKEYBYTES +#define HEXKEYBYTES 48 +#endif +typedef char kbuf[HEXKEYBYTES]; +typedef char *namestr; + +struct netstarg { + kbuf st_priv_key; + kbuf st_pub_key; + namestr st_netname; +}; + +__BEGIN_DECLS +extern int key_decryptsession ( const char *, des_block * ); +extern int key_decryptsession_pk ( char *, netobj *, des_block * ); +extern int key_encryptsession ( const char *, des_block * ); +extern int key_encryptsession_pk ( char *, netobj *, des_block * ); +extern int key_gendes ( des_block * ); +extern int key_setsecret ( const char * ); +extern int key_secretkey_is_set ( void ); +extern int key_setnet ( struct netstarg * ); +extern int key_get_conv ( char *, des_block * ); +__END_DECLS + +/* + * Publickey routines. + */ +__BEGIN_DECLS +extern int getpublickey ( char *, char * ); +extern int getpublicandprivatekey ( char *, char * ); +extern int getsecretkey ( char *, char *, char * ); +__END_DECLS + + +#define AUTH_NONE 0 /* no authentication */ +#define AUTH_NULL 0 /* backward compatibility */ +#define AUTH_UNIX 1 /* unix style (uid, gids) */ +#define AUTH_SYS 1 /* forward compatibility */ +#define AUTH_SHORT 2 /* short hand unix style */ +#define AUTH_DES 3 /* des style (encrypted timestamps) */ + +#endif /* !_RPC_AUTH_H */ |