/* * RCS Info * $Header: auth.h,v 1.1 86/09/05 09:15:40 tadl Exp $ * $Locker: tadl $ */ /* NFSSRC @(#)auth.h 2.1 86/04/14 */ /* @(#)auth.h 1.1 86/02/03 SMI */ /* * 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". */ #define MAX_AUTH_BYTES 400 /* * 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_long high; u_long low; } key; char c[8]; }; /* * 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 { struct opaque_auth ah_cred; struct opaque_auth ah_verf; union des_block ah_key; struct auth_ops { void (*ah_nextverf)(); int (*ah_marshal)(); /* nextverf & serialize */ int (*ah_validate)(); /* validate varifier */ int (*ah_refresh)(); /* refresh credentials */ void (*ah_destroy)(); /* destroy this structure */ } *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; */ #ifdef KERNEL extern AUTH *authkern_create(); /* takes no parameters */ #else extern AUTH *authunix_create(); extern AUTH *authunix_create_default(); /* takes no parameters */ extern AUTH *authnone_create(); /* takes no parameters */ #endif #define AUTH_NULL 0 #define AUTH_UNIX 1 /* unix style (uid, gids) */ #define AUTH_SHORT 2 /* short hand unix style */