GCOV - Varnish Cache


/*-
 * Copyright (c) 2006 Verdens Gang AS
 * Copyright (c) 2006-2011 Varnish Software AS
 * All rights reserved.
 *
 * Author: Poul-Henning Kamp <phk@phk.freebsd.dk>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 */

#include "config.h"

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

#include "mgt/mgt.h"
#include "common/heritage.h"

#include "hash/hash_slinger.h"
#include "vav.h"

static const struct choice hsh_choice[] = {
        { "classic",            &hcl_slinger },
        { "simple",             &hsl_slinger },
        { "simple_list",        &hsl_slinger }, /* backwards compat */
        { "critbit",            &hcb_slinger },
        { NULL,                 NULL }
};

/*--------------------------------------------------------------------*/

void
HSH_config(const char *h_arg)
{
        char **av;
        int ac;
        const struct hash_slinger *hp;

        ASSERT_MGT();
        av = VAV_Parse(h_arg, NULL, ARGV_COMMA);
        AN(av);

        if (av[0] != NULL)
                ARGV_ERR("%s\n", av[0]);

        if (av[1] == NULL)
                ARGV_ERR("-h argument is empty\n");

        for (ac = 0; av[ac + 2] != NULL; ac++)
                continue;

        hp = MGT_Pick(hsh_choice, av[1], "hash");
        CHECK_OBJ_NOTNULL(hp, SLINGER_MAGIC);
        VSB_printf(vident, ",-h%s", av[1]);
        heritage.hash = hp;
        if (hp->init != NULL)
                hp->init(ac, av + 2);
        else if (ac > 0)
                ARGV_ERR("Hash method \"%s\" takes no arguments\n",
                    hp->name);
        /* NB: Don't free av, the hasher is allowed to keep it. */
}

		varnish-cache/bin/varnishd/hash/mgt_hash.c
0		/*-
1		* Copyright (c) 2006 Verdens Gang AS
2		* Copyright (c) 2006-2011 Varnish Software AS
3		* All rights reserved.
4		*
5		* Author: Poul-Henning Kamp <phk@phk.freebsd.dk>
6		*
7		* SPDX-License-Identifier: BSD-2-Clause
8		*
9		* Redistribution and use in source and binary forms, with or without
10		* modification, are permitted provided that the following conditions
11		* are met:
12		* 1. Redistributions of source code must retain the above copyright
13		* notice, this list of conditions and the following disclaimer.
14		* 2. Redistributions in binary form must reproduce the above copyright
15		* notice, this list of conditions and the following disclaimer in the
16		* documentation and/or other materials provided with the distribution.
17		*
18		* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19		* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20		* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21		* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
22		* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23		* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24		* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25		* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26		* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27		* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28		* SUCH DAMAGE.
29		*
30		*/
31
32		#include "config.h"
33
34		#include <stdio.h>
35		#include <stdlib.h>
36		#include <unistd.h>
37
38		#include "mgt/mgt.h"
39		#include "common/heritage.h"
40
41		#include "hash/hash_slinger.h"
42		#include "vav.h"
43
44		static const struct choice hsh_choice[] = {
45		{ "classic", &hcl_slinger },
46		{ "simple", &hsl_slinger },
47		{ "simple_list", &hsl_slinger }, /* backwards compat */
48		{ "critbit", &hcb_slinger },
49		{ NULL, NULL }
50		};
51
52		/--------------------------------------------------------------------/
53
54		void
55	39080	HSH_config(const char *h_arg)
56		{
57		char **av;
58		int ac;
59		const struct hash_slinger *hp;
60
61	39080	ASSERT_MGT();
62	39080	av = VAV_Parse(h_arg, NULL, ARGV_COMMA);
63	39080	AN(av);
64
65	39080	if (av[0] != NULL)
66	0	ARGV_ERR("%s\n", av[0]);
67
68	39080	if (av[1] == NULL)
69	0	ARGV_ERR("-h argument is empty\n");
70
71	39120	for (ac = 0; av[ac + 2] != NULL; ac++)
72	40	continue;
73
74	39080	hp = MGT_Pick(hsh_choice, av[1], "hash");
75	39080	CHECK_OBJ_NOTNULL(hp, SLINGER_MAGIC);
76	39080	VSB_printf(vident, ",-h%s", av[1]);
77	39080	heritage.hash = hp;
78	39080	if (hp->init != NULL)
79	40	hp->init(ac, av + 2);
80	39040	else if (ac > 0)
81	0	ARGV_ERR("Hash method \"%s\" takes no arguments\n",
82		hp->name);
83		/* NB: Don't free av, the hasher is allowed to keep it. */
84	39080	}