59 #include <rpc/auth.h>
65 static void authunix_nextverf (AUTH *);
66 static bool_t authunix_marshal (AUTH *, uint32_t, XDR *, struct mbuf *);
67 static bool_t authunix_validate (AUTH *, uint32_t, struct opaque_auth *,
69 static bool_t authunix_refresh (AUTH *, void *);
70 static void authunix_destroy (AUTH *);
71 static void marshal_new_auth (AUTH *);
94 	AUTH			*au_auth;	/* link back to AUTH */
97 #define	AUTH_PRIVATE(auth)	((struct audata *)auth->ah_private)  argument
120  * Returns an auth handle with the given stuff in it.
122 AUTH *
129 	AUTH *auth;  in authunix_create()  local
150 	 * Hash the uid to see if we already have an AUTH with this cred.  in authunix_create()
177 	 * Allocate and set up auth handle  in authunix_create()
180 	auth = mem_alloc(sizeof(*auth));  in authunix_create()
182 	auth->ah_ops = &authunix_ops;  in authunix_create()
183 	auth->ah_private = (caddr_t)au;  in authunix_create()
184 	auth->ah_verf = au->au_shcred = _null_auth;  in authunix_create()
189 	au->au_auth = auth;  in authunix_create()
207 	 * set auth handle to reflect new cred.  in authunix_create()
209 	auth->ah_cred = au->au_origcred;  in authunix_create()
210 	marshal_new_auth(auth);  in authunix_create()
216 			 * We lost a race to create the AUTH that  in authunix_create()
220 			AUTH_DESTROY(auth);  in authunix_create()
231 	return (auth);  in authunix_create()
240 authunix_nextverf(AUTH *auth)  in authunix_nextverf()  argument
246 authunix_marshal(AUTH *auth, uint32_t xid, XDR *xdrs, struct mbuf *args)  in authunix_marshal()  argument
250 	au = AUTH_PRIVATE(auth);  in authunix_marshal()
258 authunix_validate(AUTH *auth, uint32_t xid, struct opaque_auth *verf,  in authunix_validate()  argument
268 		au = AUTH_PRIVATE(auth);  in authunix_validate()
278 			auth->ah_cred = au->au_shcred;  in authunix_validate()
283 			auth->ah_cred = au->au_origcred;  in authunix_validate()
285 		marshal_new_auth(auth);  in authunix_validate()
292 authunix_refresh(AUTH *auth, void *dummy)  in authunix_refresh()  argument
294 	struct audata *au = AUTH_PRIVATE(auth);  in authunix_refresh()
301 	if (auth->ah_cred.oa_base == au->au_origcred.oa_base) {  in authunix_refresh()
323 	auth->ah_cred = au->au_origcred;  in authunix_refresh()
324 	marshal_new_auth(auth);  in authunix_refresh()
331 authunix_destroy(AUTH *auth)  in authunix_destroy()  argument
335 	au = AUTH_PRIVATE(auth);  in authunix_destroy()
345 	mem_free(auth->ah_private, sizeof(struct audata));  in authunix_destroy()
347 	if (auth->ah_verf.oa_base != NULL)  in authunix_destroy()
348 		mem_free(auth->ah_verf.oa_base, auth->ah_verf.oa_length);  in authunix_destroy()
350 	mem_free(auth, sizeof(*auth));  in authunix_destroy()
354  * Marshals (pre-serializes) an auth struct.
358 marshal_new_auth(AUTH *auth)  in marshal_new_auth()  argument
364 	au = AUTH_PRIVATE(auth);  in marshal_new_auth()
366 	if ((! xdr_opaque_auth(xdrs, &(auth->ah_cred))) ||  in marshal_new_auth()
367 	    (! xdr_opaque_auth(xdrs, &(auth->ah_verf))))  in marshal_new_auth()