markus@openbsd.org | 2ae666a | 2017-05-30 14:23:52 +0000 | [diff] [blame] | 1 | /* $OpenBSD: dispatch.h,v 1.13 2017/05/30 14:23:52 markus Exp $ */ |
Ben Lindstrom | 36579d3 | 2001-01-29 07:39:26 +0000 | [diff] [blame] | 2 | |
Damien Miller | e4340be | 2000-09-16 13:29:08 +1100 | [diff] [blame] | 3 | /* |
| 4 | * Copyright (c) 2000 Markus Friedl. All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * |
| 15 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 16 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 17 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 18 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 19 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 20 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 21 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 22 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 23 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 24 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 25 | */ |
Damien Miller | 2bdd1c1 | 2006-04-23 12:28:53 +1000 | [diff] [blame] | 26 | |
markus@openbsd.org | 3fdc88a | 2015-01-19 20:07:45 +0000 | [diff] [blame] | 27 | #ifndef DISPATCH_H |
| 28 | #define DISPATCH_H |
| 29 | |
| 30 | #define DISPATCH_MAX 255 |
Damien Miller | 2bdd1c1 | 2006-04-23 12:28:53 +1000 | [diff] [blame] | 31 | |
Damien Miller | b38eff8 | 2000-04-01 11:09:21 +1000 | [diff] [blame] | 32 | enum { |
| 33 | DISPATCH_BLOCK, |
| 34 | DISPATCH_NONBLOCK |
| 35 | }; |
| 36 | |
markus@openbsd.org | 3fdc88a | 2015-01-19 20:07:45 +0000 | [diff] [blame] | 37 | struct ssh; |
Damien Miller | b38eff8 | 2000-04-01 11:09:21 +1000 | [diff] [blame] | 38 | |
markus@openbsd.org | 2ae666a | 2017-05-30 14:23:52 +0000 | [diff] [blame] | 39 | typedef int dispatch_fn(int, u_int32_t, struct ssh *); |
markus@openbsd.org | 3fdc88a | 2015-01-19 20:07:45 +0000 | [diff] [blame] | 40 | |
markus@openbsd.org | 2ae666a | 2017-05-30 14:23:52 +0000 | [diff] [blame] | 41 | int dispatch_protocol_error(int, u_int32_t, struct ssh *); |
| 42 | int dispatch_protocol_ignore(int, u_int32_t, struct ssh *); |
markus@openbsd.org | 3fdc88a | 2015-01-19 20:07:45 +0000 | [diff] [blame] | 43 | void ssh_dispatch_init(struct ssh *, dispatch_fn *); |
| 44 | void ssh_dispatch_set(struct ssh *, int, dispatch_fn *); |
| 45 | void ssh_dispatch_range(struct ssh *, u_int, u_int, dispatch_fn *); |
| 46 | int ssh_dispatch_run(struct ssh *, int, volatile sig_atomic_t *, void *); |
| 47 | void ssh_dispatch_run_fatal(struct ssh *, int, volatile sig_atomic_t *, void *); |
| 48 | |
| 49 | #define dispatch_init(dflt) \ |
| 50 | ssh_dispatch_init(active_state, (dflt)) |
| 51 | #define dispatch_range(from, to, fn) \ |
| 52 | ssh_dispatch_range(active_state, (from), (to), (fn)) |
| 53 | #define dispatch_set(type, fn) \ |
| 54 | ssh_dispatch_set(active_state, (type), (fn)) |
| 55 | #define dispatch_run(mode, done, ctxt) \ |
| 56 | ssh_dispatch_run_fatal(active_state, (mode), (done), (ctxt)) |
| 57 | |
| 58 | #endif |