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59 lines
2.3 KiB
C
59 lines
2.3 KiB
C
/* $OpenBSD: dispatch.h,v 1.12 2015/01/19 20:07:45 markus Exp $ */
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/*
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* Copyright (c) 2000 Markus Friedl. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef DISPATCH_H
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#define DISPATCH_H
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#define DISPATCH_MAX 255
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enum {
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DISPATCH_BLOCK,
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DISPATCH_NONBLOCK
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};
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struct ssh;
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typedef int dispatch_fn(int, u_int32_t, void *);
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int dispatch_protocol_error(int, u_int32_t, void *);
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int dispatch_protocol_ignore(int, u_int32_t, void *);
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void ssh_dispatch_init(struct ssh *, dispatch_fn *);
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void ssh_dispatch_set(struct ssh *, int, dispatch_fn *);
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void ssh_dispatch_range(struct ssh *, u_int, u_int, dispatch_fn *);
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int ssh_dispatch_run(struct ssh *, int, volatile sig_atomic_t *, void *);
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void ssh_dispatch_run_fatal(struct ssh *, int, volatile sig_atomic_t *, void *);
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#define dispatch_init(dflt) \
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ssh_dispatch_init(active_state, (dflt))
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#define dispatch_range(from, to, fn) \
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ssh_dispatch_range(active_state, (from), (to), (fn))
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#define dispatch_set(type, fn) \
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ssh_dispatch_set(active_state, (type), (fn))
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#define dispatch_run(mode, done, ctxt) \
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ssh_dispatch_run_fatal(active_state, (mode), (done), (ctxt))
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#endif
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