1/* $NetBSD: dispatch.h,v 1.8 2019/04/20 17:16:40 christos Exp $ */ 2/* $OpenBSD: dispatch.h,v 1.15 2019/01/19 21:45:31 djm Exp $ */ 3 4/* 5 * Copyright (c) 2000 Markus Friedl. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28#ifndef DISPATCH_H 29#define DISPATCH_H 30 31#define DISPATCH_MAX 255 32 33enum { 34 DISPATCH_BLOCK, 35 DISPATCH_NONBLOCK 36}; 37 38struct ssh; 39 40typedef int dispatch_fn(int, u_int32_t, struct ssh *); 41 42int dispatch_protocol_error(int, u_int32_t, struct ssh *); 43int dispatch_protocol_ignore(int, u_int32_t, struct ssh *); 44void ssh_dispatch_init(struct ssh *, dispatch_fn *); 45void ssh_dispatch_set(struct ssh *, int, dispatch_fn *); 46void ssh_dispatch_range(struct ssh *, u_int, u_int, dispatch_fn *); 47int ssh_dispatch_run(struct ssh *, int, volatile sig_atomic_t *); 48void ssh_dispatch_run_fatal(struct ssh *, int, volatile sig_atomic_t *); 49 50#endif 51