libc/rpc/auth_unix.c

63 #include <rpc/auth.h>
87 #define	AUTH_PRIVATE(auth)	((struct audata *)auth->ah_private)
91  * Returns an auth handle with the given stuff in it.
105 	AUTH *auth;
109 	 * Allocate and set up auth handle
112 	auth = mem_alloc(sizeof(*auth));
114 	if (auth == NULL) {
126 	auth->ah_ops = authunix_ops();
127 	auth->ah_private = (caddr_t)au;
128 	auth->ah_verf = au->au_shcred = _null_auth;
162 	 * set auth handle to reflect new cred.
164 	auth->ah_cred = au->au_origcred;
165 	marshal_new_auth(auth);
166 	return (auth);
169 	if (auth)
170 		mem_free(auth, sizeof(*auth));
181  * Returns an auth handle with parameters determined by doing lots of
187 	AUTH *auth;
210 	auth = authunix_create(machname, uid, gid, ngids, gids);
212 	return (auth);
221 authunix_nextverf(auth)
222 	AUTH *auth;
228 authunix_marshal(auth, xdrs)
229 	AUTH *auth;
234 	assert(auth != NULL);
237 	au = AUTH_PRIVATE(auth);
242 authunix_validate(auth, verf)
243 	AUTH *auth;
249 	assert(auth != NULL);
253 		au = AUTH_PRIVATE(auth);
263 			auth->ah_cred = au->au_shcred;
268 			auth->ah_cred = au->au_origcred;
270 		marshal_new_auth(auth);
276 authunix_refresh(AUTH *auth, void *dummy)
278 	struct audata *au = AUTH_PRIVATE(auth);
284 	assert(auth != NULL);
286 	if (auth->ah_cred.oa_base == au->au_origcred.oa_base) {
309 	auth->ah_cred = au->au_origcred;
310 	marshal_new_auth(auth);
320 authunix_destroy(auth)
321 	AUTH *auth;
325 	assert(auth != NULL);
327 	au = AUTH_PRIVATE(auth);
333 	mem_free(auth->ah_private, sizeof(struct audata));
335 	if (auth->ah_verf.oa_base != NULL)
336 		mem_free(auth->ah_verf.oa_base, auth->ah_verf.oa_length);
338 	mem_free(auth, sizeof(*auth));
342  * Marshals (pre-serializes) an auth struct.
346 marshal_new_auth(auth)
347 	AUTH *auth;
353 	assert(auth != NULL);
355 	au = AUTH_PRIVATE(auth);
357 	if ((! xdr_opaque_auth(xdrs, &(auth->ah_cred))) ||
358 	    (! xdr_opaque_auth(xdrs, &(auth->ah_verf))))