0,0 → 1,214 |
/* @(#)auth.h 2.3 88/08/07 4.0 RPCSRC; from 1.17 88/02/08 SMI */ |
/* |
* 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, MERCHANTIBILITY 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 |
*/ |
|
/* |
* 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 1 |
#include <sys/cdefs.h> |
#include <sys/socket.h> |
#include <rpc/xdr.h> |
|
__BEGIN_DECLS |
|
#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 */ |
}; |
|
union des_block { |
struct { |
uint32_t high; |
uint32_t low; |
} key; |
char c[8]; |
}; |
typedef union des_block des_block; |
extern bool_t xdr_des_block (XDR *__xdrs, des_block *__blkp) __THROW; |
|
/* |
* Authentication info. Opaque to client. |
*/ |
struct opaque_auth { |
enum_t oa_flavor; /* flavor of auth */ |
char* oa_base; /* address of more auth stuff */ |
unsigned int oa_length; /* not to exceed MAX_AUTH_BYTES */ |
}; |
|
/* |
* Auth handle, interface to client side authenticators. |
*/ |
typedef struct AUTH AUTH; |
struct AUTH { |
struct opaque_auth ah_cred; |
struct opaque_auth ah_verf; |
union des_block ah_key; |
struct auth_ops { |
void (*ah_nextverf) (AUTH *); |
int (*ah_marshal) (AUTH *, XDR *); /* nextverf & serialize */ |
int (*ah_validate) (AUTH *, struct opaque_auth *); |
/* validate verifier */ |
int (*ah_refresh) (AUTH *); /* refresh credentials */ |
void (*ah_destroy) (AUTH *); /* destroy this structure */ |
} *ah_ops; |
char* ah_private; |
}; |
|
|
/* |
* 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; |
*/ |
extern AUTH *authunix_create (char *__machname,uid_t __uid, gid_t __gid, |
int __len, gid_t *__aup_gids) __THROW; |
extern AUTH *authunix_create_default (void) __THROW; |
extern AUTH *authnone_create (void) __THROW; |
extern AUTH *authdes_create (const char *__servername, unsigned int __window, |
struct sockaddr *__syncaddr, des_block *__ckey) |
__THROW; |
extern AUTH *authdes_pk_create (const char *, netobj *, unsigned int, |
struct sockaddr *, des_block *) __THROW; |
|
|
#define AUTH_NONE 0 /* no authentication */ |
#define AUTH_NULL 0 /* backward compatibility */ |
#define AUTH_SYS 1 /* unix style (uid, gids) */ |
#define AUTH_UNIX AUTH_SYS |
#define AUTH_SHORT 2 /* short hand unix style */ |
#define AUTH_DES 3 /* des style (encrypted timestamps) */ |
#define AUTH_DH AUTH_DES /* Diffie-Hellman (this is DES) */ |
#define AUTH_KERB 4 /* kerberos style */ |
|
/* |
* Netname manipulating functions |
* |
*/ |
extern int getnetname (char *) __THROW; |
extern int host2netname (char *, const char *, const char *) __THROW; |
extern int user2netname (char *, const uid_t, const char *) __THROW; |
extern int netname2user (const char *, uid_t *, gid_t *, int *, gid_t *) |
__THROW; |
extern int netname2host (const char *, char *, const int) __THROW; |
|
/* |
* |
* These routines interface to the keyserv daemon |
* |
*/ |
extern int key_decryptsession (char *, des_block *) __THROW; |
extern int key_decryptsession_pk (char *, netobj *, des_block *) __THROW; |
extern int key_encryptsession (char *, des_block *) __THROW; |
extern int key_encryptsession_pk (char *, netobj *, des_block *) __THROW; |
extern int key_gendes (des_block *) __THROW; |
extern int key_setsecret (char *) __THROW; |
extern int key_secretkey_is_set (void) __THROW; |
extern int key_get_conv (char *, des_block *) __THROW; |
|
/* |
* XDR an opaque authentication struct. |
*/ |
extern bool_t xdr_opaque_auth (XDR *, struct opaque_auth *) __THROW; |
|
__END_DECLS |
|
#endif /* rpc/auth.h */ |