aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/config/config.c
blob: 1ffbdcdade6217d5d090b42c17eb7b15e1c29829 (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
/*
 * Copyright © 2006-2007 Daniel Stone
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 * Author: Daniel Stone <daniel@fooishbar.org>
 */

#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif

#include "os.h"
#include "inputstr.h"
#include "hotplug.h"
#include "config-backends.h"

void
config_init(void)
{
#ifdef CONFIG_UDEV
    if (!config_udev_init())
        ErrorF("[config] failed to initialise udev\n");
#elif defined(CONFIG_NEED_DBUS)
    if (config_dbus_core_init()) {
# ifdef CONFIG_DBUS_API
       if (!config_dbus_init())
	    ErrorF("[config] failed to initialise D-Bus API\n");
# endif
# ifdef CONFIG_HAL
        if (!config_hal_init())
            ErrorF("[config] failed to initialise HAL\n");
# endif
    }
    else {
	ErrorF("[config] failed to initialise D-Bus core\n");
    }
#endif
}

void
config_fini(void)
{
#if defined(CONFIG_UDEV)
    config_udev_fini();
#elif defined(CONFIG_NEED_DBUS)
# ifdef CONFIG_HAL
    config_hal_fini();
# endif
# ifdef CONFIG_DBUS_API
    config_dbus_fini();
# endif
    config_dbus_core_fini();
#endif
}

static void
remove_device(const char *backend, DeviceIntPtr dev)
{
    /* this only gets called for devices that have already been added */
    LogMessage(X_INFO, "config/%s: removing device %s\n", backend, dev->name);

    /* Call PIE here so we don't try to dereference a device that's
     * already been removed. */
    OsBlockSignals();
    ProcessInputEvents();
    DeleteInputDeviceRequest(dev);
    OsReleaseSignals();
}

void
remove_devices(const char *backend, const char *config_info)
{
    DeviceIntPtr dev, next;

    for (dev = inputInfo.devices; dev; dev = next) {
        next = dev->next;
        if (dev->config_info && strcmp(dev->config_info, config_info) == 0)
            remove_device(backend, dev);
    }
    for (dev = inputInfo.off_devices; dev; dev = next) {
        next = dev->next;
        if (dev->config_info && strcmp(dev->config_info, config_info) == 0)
            remove_device(backend, dev);
    }
}

BOOL
device_is_duplicate(const char *config_info)
{
    DeviceIntPtr dev;

    for (dev = inputInfo.devices; dev; dev = dev->next)
    {
        if (dev->config_info && (strcmp(dev->config_info, config_info) == 0))
            return TRUE;
    }

    for (dev = inputInfo.off_devices; dev; dev = dev->next)
    {
        if (dev->config_info && (strcmp(dev->config_info, config_info) == 0))
            return TRUE;
    }

    return FALSE;
}

void
add_option(InputOption **options, const char *key, const char *value)
{
    if (!value || *value == '\0')
        return;

    for (; *options; options = &(*options)->next)
        ;
    *options = calloc(sizeof(**options), 1);
    if (!*options) /* Yeesh. */
        return;
    (*options)->key = xstrdup(key);
    (*options)->value = xstrdup(value);
    (*options)->next = NULL;
}