1/*
 2 *   Copyright (c) 2010 Wang Lei
 3 *   Author(s): Wang Lei (wang840925@gmail.com). All Rights Reserved.
 4 *
 5 *   Internal DNS Rsolver stuff
 6 *
 7 *   This library is free software; you can redistribute it and/or modify
 8 *   it under the terms of the GNU Lesser General Public License as published
 9 *   by the Free Software Foundation; either version 2.1 of the License, or
10 *   (at your option) any later version.
11 *
12 *   This library is distributed in the hope that it will be useful,
13 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
14 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
15 *   the GNU Lesser General Public License for more details.
16 *
17 *   You should have received a copy of the GNU Lesser General Public License
18 *   along with this library; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21#include <linux/compiler.h>
22#include <linux/kernel.h>
23#include <linux/sched.h>
24
25/*
26 * Layout of key payload words.
27 */
28enum {
29	dns_key_data,
30	dns_key_error,
31};
32
33/*
34 * dns_key.c
35 */
36extern const struct cred *dns_resolver_cache;
37
38/*
39 * debug tracing
40 */
41extern unsigned int dns_resolver_debug;
42
43#define	kdebug(FMT, ...)				\
44do {							\
45	if (unlikely(dns_resolver_debug))		\
46		printk(KERN_DEBUG "[%-6.6s] "FMT"\n",	\
47		       current->comm, ##__VA_ARGS__);	\
48} while (0)
49
50#define kenter(FMT, ...) kdebug("==> %s("FMT")", __func__, ##__VA_ARGS__)
51#define kleave(FMT, ...) kdebug("<== %s()"FMT"", __func__, ##__VA_ARGS__)

 1/*
 2 *   Copyright (c) 2010 Wang Lei
 3 *   Author(s): Wang Lei (wang840925@gmail.com). All Rights Reserved.
 4 *
 5 *   Internal DNS Rsolver stuff
 6 *
 7 *   This library is free software; you can redistribute it and/or modify
 8 *   it under the terms of the GNU Lesser General Public License as published
 9 *   by the Free Software Foundation; either version 2.1 of the License, or
10 *   (at your option) any later version.
11 *
12 *   This library is distributed in the hope that it will be useful,
13 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
14 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
15 *   the GNU Lesser General Public License for more details.
16 *
17 *   You should have received a copy of the GNU Lesser General Public License
18 *   along with this library; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21#include <linux/compiler.h>
22#include <linux/kernel.h>
23#include <linux/sched.h>
24
25/*
 
 
 
 
 
 
 
 
26 * dns_key.c
27 */
28extern const struct cred *dns_resolver_cache;
29
30/*
31 * debug tracing
32 */
33extern unsigned int dns_resolver_debug;
34
35#define	kdebug(FMT, ...)				\
36do {							\
37	if (unlikely(dns_resolver_debug))		\
38		printk(KERN_DEBUG "[%-6.6s] "FMT"\n",	\
39		       current->comm, ##__VA_ARGS__);	\
40} while (0)
41
42#define kenter(FMT, ...) kdebug("==> %s("FMT")", __func__, ##__VA_ARGS__)
43#define kleave(FMT, ...) kdebug("<== %s()"FMT"", __func__, ##__VA_ARGS__)