loudmouth/lm-asyncns-resolver.h
author psykose <alice@ayaya.dev>
Thu, 21 Apr 2022 20:23:32 +0200
changeset 744 4ebe32453682
parent 690 7ccf2113ec5f
permissions -rw-r--r--
fix macro define for freeaddrinfo with asyncns previously, this define was only made in lm-asyncns-resolver.c, which does not propagate it to lm-resolver.c, where freeaddrinfo() is used. this means that when asyncns support is used, the standard libc freeaddrinfo() is called on an addrinfo acquired from asyncns_getaddrinfo, which is undefined behaviour, and leads to a segfault on musl libc.
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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 * Copyright (C) 2008 Imendio AB
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public License as
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 * published by the Free Software Foundation; either version 2 of the
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 * License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this program; if not, see <https://www.gnu.org/licenses>
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 */
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#ifndef __LM_ASYNCNS_RESOLVER_H__
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#define __LM_ASYNCNS_RESOLVER_H__
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#include <config.h>
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#include <glib-object.h>
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#ifdef HAVE_ASYNCNS
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#define freeaddrinfo(x) asyncns_freeaddrinfo(x)
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#endif
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#include "lm-resolver.h"
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G_BEGIN_DECLS
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#define LM_TYPE_ASYNCNS_RESOLVER            (lm_asyncns_resolver_get_type ())
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#define LM_ASYNCNS_RESOLVER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), LM_TYPE_ASYNCNS_RESOLVER, LmAsyncnsResolver))
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#define LM_ASYNCNS_RESOLVER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), LM_TYPE_ASYNCNS_RESOLVER, LmAsyncnsResolverClass))
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#define LM_IS_ASYNCNS_RESOLVER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), LM_TYPE_ASYNCNS_RESOLVER))
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#define LM_IS_ASYNCNS_RESOLVER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), LM_TYPE_ASYNCNS_RESOLVER))
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#define LM_ASYNCNS_RESOLVER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), LM_TYPE_ASYNCNS_RESOLVER, LmAsyncnsResolverClass))
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typedef struct LmAsyncnsResolver      LmAsyncnsResolver;
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typedef struct LmAsyncnsResolverClass LmAsyncnsResolverClass;
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struct LmAsyncnsResolver {
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    LmResolver parent;
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};
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struct LmAsyncnsResolverClass {
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    LmResolverClass parent_class;
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};
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GType   lm_asyncns_resolver_get_type  (void);
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G_END_DECLS
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#endif /* __LM_ASYNCNS_RESOLVER_H__ */
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