summaryrefslogtreecommitdiff
path: root/src/utsname.c
blob: 1451c7481df1e82d49d63a0cc6f52477c5369d07 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
/*
 *
 *  Connection Manager
 *
 *  Copyright (C) 2007-2012  Intel Corporation. All rights reserved.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 2 as
 *  published by the Free Software Foundation.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <glib.h>

#include "connman.h"

static GSList *driver_list = NULL;

static gint compare_priority(gconstpointer a, gconstpointer b)
{
	const struct connman_utsname_driver *driver1 = a;
	const struct connman_utsname_driver *driver2 = b;

	return driver2->priority - driver1->priority;
}

/**
 * connman_utsname_driver_register:
 * @driver: utsname driver definition
 *
 * Register a new utsname driver
 *
 * Returns: %0 on success
 */
int connman_utsname_driver_register(struct connman_utsname_driver *driver)
{
	DBG("driver %p name %s", driver, driver->name);

	driver_list = g_slist_insert_sorted(driver_list, driver,
							compare_priority);

	return 0;
}

/**
 * connman_utsname_driver_unregister:
 * @driver: utsname driver definition
 *
 * Remove a previously registered utsname driver
 */
void connman_utsname_driver_unregister(struct connman_utsname_driver *driver)
{
	DBG("driver %p name %s", driver, driver->name);

	driver_list = g_slist_remove(driver_list, driver);
}

/**
 * connman_utsname_get_hostname:
 *
 * Returns current hostname
 */
const char *connman_utsname_get_hostname(void)
{
	GSList *list;

	DBG("");

	for (list = driver_list; list; list = list->next) {
		struct connman_utsname_driver *driver = list->data;
		const char *hostname;

		DBG("driver %p name %s", driver, driver->name);

		if (driver->get_hostname == NULL)
			continue;

		hostname = driver->get_hostname();
		if (hostname != NULL)
			return hostname;
	}

	return NULL;
}

int __connman_utsname_set_hostname(const char *hostname)
{
	GSList *list;

	DBG("hostname %s", hostname);

	for (list = driver_list; list; list = list->next) {
		struct connman_utsname_driver *driver = list->data;

		DBG("driver %p name %s", driver, driver->name);

		if (driver->set_hostname == NULL)
			continue;

		if (driver->set_hostname(hostname) == 0)
			break;
	}

	return 0;
}

int __connman_utsname_set_domainname(const char *domainname)
{
	GSList *list;

	DBG("domainname %s", domainname);

	for (list = driver_list; list; list = list->next) {
		struct connman_utsname_driver *driver = list->data;

		DBG("driver %p name %s", driver, driver->name);

		if (driver->set_domainname == NULL)
			continue;

		if (driver->set_domainname(domainname) == 0)
			break;
	}

	return 0;
}