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
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
/***
This file is part of PulseAudio.
Copyright 2008-2013 João Paulo Rechi Vita
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
PulseAudio 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 Lesser General Public
License along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <pulsecore/core.h>
#include <pulsecore/core-util.h>
#include <pulsecore/macro.h>
#include <pulsecore/module.h>
#include <pulsecore/modargs.h>
#include <pulsecore/shared.h>
#include "bluez5-util.h"
PA_MODULE_AUTHOR("João Paulo Rechi Vita");
PA_MODULE_DESCRIPTION("Detect available BlueZ 5 Bluetooth audio devices and load BlueZ 5 Bluetooth audio drivers");
PA_MODULE_VERSION(PACKAGE_VERSION);
PA_MODULE_LOAD_ONCE(true);
PA_MODULE_USAGE(
"headset=ofono|native|auto"
"autodetect_mtu=<boolean>"
);
static const char* const valid_modargs[] = {
"headset",
"autodetect_mtu",
NULL
};
struct userdata {
pa_module *module;
pa_core *core;
pa_hashmap *loaded_device_paths;
pa_hook_slot *device_connection_changed_slot;
pa_bluetooth_discovery *discovery;
bool autodetect_mtu;
};
static pa_hook_result_t device_connection_changed_cb(pa_bluetooth_discovery *y, const pa_bluetooth_device *d, struct userdata *u) {
bool module_loaded;
pa_assert(d);
pa_assert(u);
module_loaded = pa_hashmap_get(u->loaded_device_paths, d->path) ? true : false;
if (module_loaded && !pa_bluetooth_device_any_transport_connected(d)) {
/* disconnection, the module unloads itself */
pa_log_debug("Unregistering module for %s", d->path);
pa_hashmap_remove(u->loaded_device_paths, d->path);
return PA_HOOK_OK;
}
if (!module_loaded && pa_bluetooth_device_any_transport_connected(d)) {
/* a new device has been connected */
pa_module *m;
char *args = pa_sprintf_malloc("path=%s autodetect_mtu=%i", d->path, (int)u->autodetect_mtu);
pa_log_debug("Loading module-bluez5-device %s", args);
pa_module_load(&m, u->module->core, "module-bluez5-device", args);
pa_xfree(args);
if (m)
/* No need to duplicate the path here since the device object will
* exist for the whole hashmap entry lifespan */
pa_hashmap_put(u->loaded_device_paths, d->path, d->path);
else
pa_log_warn("Failed to load module for device %s", d->path);
return PA_HOOK_OK;
}
return PA_HOOK_OK;
}
#ifdef HAVE_BLUEZ_5_NATIVE_HEADSET
const char *default_headset_backend = "auto";
#else
const char *default_headset_backend = "ofono";
#endif
int pa__init(pa_module *m) {
struct userdata *u;
pa_modargs *ma;
const char *headset_str;
int headset_backend;
bool autodetect_mtu;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("failed to parse module arguments.");
goto fail;
}
pa_assert_se(headset_str = pa_modargs_get_value(ma, "headset", default_headset_backend));
if (pa_streq(headset_str, "ofono"))
headset_backend = HEADSET_BACKEND_OFONO;
else if (pa_streq(headset_str, "native"))
headset_backend = HEADSET_BACKEND_NATIVE;
else if (pa_streq(headset_str, "auto"))
headset_backend = HEADSET_BACKEND_AUTO;
else {
pa_log("headset parameter must be either ofono, native or auto (found %s)", headset_str);
goto fail;
}
autodetect_mtu = false;
if (pa_modargs_get_value_boolean(ma, "autodetect_mtu", &autodetect_mtu) < 0) {
pa_log("Invalid boolean value for autodetect_mtu parameter");
goto fail;
}
m->userdata = u = pa_xnew0(struct userdata, 1);
u->module = m;
u->core = m->core;
u->autodetect_mtu = autodetect_mtu;
u->loaded_device_paths = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
if (!(u->discovery = pa_bluetooth_discovery_get(u->core, headset_backend)))
goto fail;
u->device_connection_changed_slot =
pa_hook_connect(pa_bluetooth_discovery_hook(u->discovery, PA_BLUETOOTH_HOOK_DEVICE_CONNECTION_CHANGED),
PA_HOOK_NORMAL, (pa_hook_cb_t) device_connection_changed_cb, u);
pa_modargs_free(ma);
return 0;
fail:
if (ma)
pa_modargs_free(ma);
pa__done(m);
return -1;
}
void pa__done(pa_module *m) {
struct userdata *u;
pa_assert(m);
if (!(u = m->userdata))
return;
if (u->device_connection_changed_slot)
pa_hook_slot_free(u->device_connection_changed_slot);
if (u->loaded_device_paths)
pa_hashmap_free(u->loaded_device_paths);
if (u->discovery)
pa_bluetooth_discovery_unref(u->discovery);
pa_xfree(u);
}
|
