100 #define MATCH_NONE	0	/* method or submethod mismatch */
101 #define MATCH_METHOD	1	/* method matches (no submethod specified) */
102 #define MATCH_BOTH	2	/* method and submethod match */
103 #define MATCH_PARTIAL	3	/* method matches, submethod can't be checked */
274 	char *user = NULL, *service = NULL, *method = NULL, *style = NULL;  in input_userauth_request()  local
283 	    (r = sshpkt_get_cstring(ssh, &method, NULL)) != 0)  in input_userauth_request()
285 	debug("userauth-request for user %s service %s method %s", user, service, method);  in input_userauth_request()
346 	m = authmethod_lookup(authctxt, method);  in input_userauth_request()
348 		debug2("input_userauth_request: try method %s", method);  in input_userauth_request()
349 		authenticated =	m->userauth(ssh, method);  in input_userauth_request()
351 	if (!authctxt->authenticated && strcmp(method, "none") != 0)  in input_userauth_request()
354 	userauth_finish(ssh, authenticated, method, NULL);  in input_userauth_request()
359 	free(method);  in input_userauth_request()
369 	const char *method = packet_method;  in userauth_finish()  local
381 		if ((m = authmethod_byname(method)) == NULL)  in userauth_finish()
382 			fatal("INTERNAL ERROR: bad method %s", method);  in userauth_finish()
383 		method = m->name;  in userauth_finish()
388 	    !auth_root_allowed(ssh, method)) {  in userauth_finish()
396 		if (!auth2_update_methods_lists(authctxt, method, submethod)) {  in userauth_finish()
403 	auth_log(ssh, authenticated, partial, method, submethod);  in userauth_finish()
407 		auth2_update_session_info(authctxt, method, submethod);  in userauth_finish()
448 		    (authctxt->attempt > 1 || strcmp(method, "none") != 0)) {  in userauth_finish()
472  * Checks whether method is allowed by at least one AuthenticationMethods
477 auth2_method_allowed(Authctxt *authctxt, const char *method,  in auth2_method_allowed()  argument
489 		if (list_starts_with(authctxt->auth_methods[i], method,  in auth2_method_allowed()
530 		fatal_f("NULL authentication method name");  in authmethod_byname()
537 	debug_f("unrecognized authentication method name: %s", name);  in authmethod_byname()
544 	Authmethod *method;  in authmethod_lookup()  local
546 	if ((method = authmethod_byname(name)) == NULL)  in authmethod_lookup()
549 	if (method->enabled == NULL || *(method->enabled) == 0) {  in authmethod_lookup()
550 		debug3_f("method %s not enabled", name);  in authmethod_lookup()
553 	if (!auth2_method_allowed(authctxt, method->name, NULL)) {  in authmethod_lookup()
554 		debug3_f("method %s not allowed "  in authmethod_lookup()
558 	return method;  in authmethod_lookup()
569 	char *methods, *omethods, *method, *p;  in auth2_methods_valid()  local
574 		error("empty authentication method list");  in auth2_methods_valid()
578 	while ((method = strsep(&methods, ",")) != NULL) {  in auth2_methods_valid()
580 			if ((p = strchr(method, ':')) != NULL)  in auth2_methods_valid()
582 			if (strcmp(method, authmethods[i]->name) != 0)  in auth2_methods_valid()
587 					error("Disabled method \"%s\" in "  in auth2_methods_valid()
589 					    method, _methods);  in auth2_methods_valid()
597 			error("Unknown authentication method \"%s\" in list",  in auth2_methods_valid()
598 			    method);  in auth2_methods_valid()
620 	/* First, normalise away the "any" pseudo-method */  in auth2_setup_methods_lists()
637 			    "disabled method, skipping",  in auth2_setup_methods_lists()
655 list_starts_with(const char *methods, const char *method,  in list_starts_with()  argument
658 	size_t l = strlen(method);  in list_starts_with()
662 	if (strncmp(methods, method, l) != 0)  in list_starts_with()
682  * Remove method from the start of a comma-separated list of methods.
683  * Returns 0 if the list of methods did not start with that method or 1
687 remove_method(char **methods, const char *method, const char *submethod)  in remove_method()  argument
690 	size_t l = strlen(method);  in remove_method()
693 	match = list_starts_with(omethods, method, submethod);  in remove_method()
707  * Called after successful authentication. Will remove the successful method
708  * from the start of each list in which it occurs. If it was the last method
710  * Returns 1 if the method completed any authentication list or 0 otherwise.
713 auth2_update_methods_lists(Authctxt *authctxt, const char *method,  in auth2_update_methods_lists()  argument
718 	debug3_f("updating methods list after \"%s\"", method);  in auth2_update_methods_lists()
720 		if (!remove_method(&(authctxt->auth_methods[i]), method,  in auth2_update_methods_lists()
733 		fatal_f("method not in AuthenticationMethods");  in auth2_update_methods_lists()
737 /* Reset method-specific information */
746 /* Record auth method-specific information for logs */
820  * whenever an authentication method succeeds.
823 auth2_update_session_info(Authctxt *authctxt, const char *method,  in auth2_update_session_info()  argument
833 	/* Append method[/submethod] */  in auth2_update_session_info()
835 	    method, submethod == NULL ? "" : "/",  in auth2_update_session_info()
837 		fatal_fr(r, "append method");  in auth2_update_session_info()
854 			fatal_fr(r, "append method info");  in auth2_update_session_info()