/*
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* Copyright (c) 2010 Wang Lei
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* Author(s): Wang Lei (wang840925@gmail.com). All Rights Reserved.
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*
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* Internal DNS Rsolver stuff
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This library 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
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* the GNU 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 License
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* along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <linux/compiler.h>
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#include <linux/kernel.h>
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#include <linux/sched.h>
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/*
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* Layout of key payload words.
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*/
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enum {
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dns_key_data,
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dns_key_error,
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};
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/*
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* dns_key.c
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*/
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extern const struct cred *dns_resolver_cache;
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/*
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* debug tracing
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*/
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extern unsigned int dns_resolver_debug;
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#define kdebug(FMT, ...) \
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do { \
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if (unlikely(dns_resolver_debug)) \
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printk(KERN_DEBUG "[%-6.6s] "FMT"\n", \
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current->comm, ##__VA_ARGS__); \
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} while (0)
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#define kenter(FMT, ...) kdebug("==> %s("FMT")", __func__, ##__VA_ARGS__)
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#define kleave(FMT, ...) kdebug("<== %s()"FMT"", __func__, ##__VA_ARGS__)
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