arc-linux-uclibc/sys-include/rpc/auth.h - toolchains/skids - Git at Google

 /* @(#)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
 #ifdef _LIBC
 /* Some adjustments to make the libc source from glibc
  * compile more easily with uClibc... */
 #ifndef __FORCE_GLIBC
 #define __FORCE_GLIBC
 #endif
 #ifndef _GNU_SOUCE
 #define _GNU_SOUCE
 #endif
 #define _(X)	X
 #endif
 #include <features.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 {
 		u_int32_t high;
 		u_int32_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 */
 	caddr_t	oa_base;		/* address of more auth stuff */
 	u_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;
   caddr_t 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);
 extern AUTH *authunix_create_default (void);
 extern AUTH *authnone_create (void) __THROW;
 extern AUTH *authdes_create (const char *__servername, u_int __window,
 			     struct sockaddr *__syncaddr, des_block *__ckey)
      __THROW;
 extern AUTH *authdes_pk_create (const char *, netobj *, u_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 *);
 extern int key_decryptsession_pk (char *, netobj *, des_block *);
 extern int key_encryptsession (char *, des_block *);
 extern int key_encryptsession_pk (char *, netobj *, des_block *);
 extern int key_gendes (des_block *);
 extern int key_setsecret (char *);
 extern int key_secretkey_is_set (void);
 extern int key_get_conv (char *, des_block *);

 /*
  * XDR an opaque authentication struct.
  */
 extern bool_t xdr_opaque_auth (XDR *, struct opaque_auth *) __THROW;

 __END_DECLS

 #endif /* rpc/auth.h */
	/* @(#)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
	#ifdef _LIBC
	/* Some adjustments to make the libc source from glibc
	* compile more easily with uClibc... */
	#ifndef __FORCE_GLIBC
	#define __FORCE_GLIBC
	#endif
	#ifndef _GNU_SOUCE
	#define _GNU_SOUCE
	#endif
	#define _(X) X
	#endif
	#include <features.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 {
	u_int32_t high;
	u_int32_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 */
	caddr_t oa_base; /* address of more auth stuff */
	u_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;
	caddr_t 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);
	extern AUTH *authunix_create_default (void);
	extern AUTH *authnone_create (void) __THROW;
	extern AUTH authdes_create (const char __servername, u_int __window,
	struct sockaddr __syncaddr, des_block __ckey)
	__THROW;
	extern AUTH authdes_pk_create (const char , netobj *, u_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 );
	extern int key_decryptsession_pk (char , netobj , des_block *);
	extern int key_encryptsession (char , des_block );
	extern int key_encryptsession_pk (char , netobj , des_block *);
	extern int key_gendes (des_block *);
	extern int key_setsecret (char *);
	extern int key_secretkey_is_set (void);
	extern int key_get_conv (char , des_block );

	/*
	* XDR an opaque authentication struct.
	*/
	extern bool_t xdr_opaque_auth (XDR , struct opaque_auth ) __THROW;

	__END_DECLS

	#endif /* rpc/auth.h */