5 This file is part of PulseAudio.
7 Copyright 2004-2006 Lennart Poettering
9 PulseAudio is free software; you can redistribute it and/or modify
10 it under the terms of the GNU Lesser General Public License as published
11 by the Free Software Foundation; either version 2 of the License,
12 or (at your option) any later version.
14 PulseAudio is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 General Public License for more details.
19 You should have received a copy of the GNU Lesser General Public License
20 along with PulseAudio; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
25 #include <pulse/mainloop-api.h>
26 #include <pulse/sample.h>
28 typedef struct pa_core pa_core
;
30 #include <pulsecore/idxset.h>
31 #include <pulsecore/hashmap.h>
32 #include <pulsecore/memblock.h>
33 #include <pulsecore/resampler.h>
34 #include <pulsecore/queue.h>
35 #include <pulsecore/llist.h>
36 #include <pulsecore/hook-list.h>
37 #include <pulsecore/asyncmsgq.h>
38 #include <pulsecore/sample-util.h>
39 #include <pulsecore/sink.h>
40 #include <pulsecore/source.h>
41 #include <pulsecore/core-subscribe.h>
42 #include <pulsecore/sink-input.h>
43 #include <pulsecore/msgobject.h>
45 typedef enum pa_core_state
{
51 typedef enum pa_core_hook
{
52 PA_CORE_HOOK_SINK_NEW
,
53 PA_CORE_HOOK_SINK_FIXATE
,
54 PA_CORE_HOOK_SINK_PUT
,
55 PA_CORE_HOOK_SINK_UNLINK
,
56 PA_CORE_HOOK_SINK_UNLINK_POST
,
57 PA_CORE_HOOK_SINK_STATE_CHANGED
,
58 PA_CORE_HOOK_SINK_PROPLIST_CHANGED
,
59 PA_CORE_HOOK_SOURCE_NEW
,
60 PA_CORE_HOOK_SOURCE_FIXATE
,
61 PA_CORE_HOOK_SOURCE_PUT
,
62 PA_CORE_HOOK_SOURCE_UNLINK
,
63 PA_CORE_HOOK_SOURCE_UNLINK_POST
,
64 PA_CORE_HOOK_SOURCE_STATE_CHANGED
,
65 PA_CORE_HOOK_SOURCE_PROPLIST_CHANGED
,
66 PA_CORE_HOOK_SINK_INPUT_NEW
,
67 PA_CORE_HOOK_SINK_INPUT_FIXATE
,
68 PA_CORE_HOOK_SINK_INPUT_PUT
,
69 PA_CORE_HOOK_SINK_INPUT_UNLINK
,
70 PA_CORE_HOOK_SINK_INPUT_UNLINK_POST
,
71 PA_CORE_HOOK_SINK_INPUT_MOVE_START
,
72 PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH
,
73 PA_CORE_HOOK_SINK_INPUT_STATE_CHANGED
,
74 PA_CORE_HOOK_SINK_INPUT_PROPLIST_CHANGED
,
75 PA_CORE_HOOK_SINK_INPUT_SET_VOLUME
,
76 PA_CORE_HOOK_SOURCE_OUTPUT_NEW
,
77 PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE
,
78 PA_CORE_HOOK_SOURCE_OUTPUT_PUT
,
79 PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK
,
80 PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK_POST
,
81 PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_START
,
82 PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FINISH
,
83 PA_CORE_HOOK_SOURCE_OUTPUT_STATE_CHANGED
,
84 PA_CORE_HOOK_SOURCE_OUTPUT_PROPLIST_CHANGED
,
85 PA_CORE_HOOK_CLIENT_NEW
,
86 PA_CORE_HOOK_CLIENT_PUT
,
87 PA_CORE_HOOK_CLIENT_UNLINK
,
88 PA_CORE_HOOK_CARD_NEW
,
89 PA_CORE_HOOK_CARD_PUT
,
90 PA_CORE_HOOK_CARD_UNLINK
,
94 /* The core structure of PulseAudio. Every PulseAudio daemon contains
95 * exactly one of these. It is used for storing kind of global
96 * variables for the daemon. */
101 pa_core_state_t state
;
103 /* A random value which may be used to identify this instance of
104 * PulseAudio. Not cryptographically secure in any way. */
107 pa_mainloop_api
*mainloop
;
109 /* idxset of all kinds of entities */
110 pa_idxset
*clients
, *cards
, *sinks
, *sources
, *sink_inputs
, *source_outputs
, *modules
, *scache
;
112 /* Some hashmaps for all sorts of entities */
113 pa_hashmap
*namereg
, *shared
;
115 /* The default sink/source */
116 pa_source
*default_source
;
117 pa_sink
*default_sink
;
119 pa_sample_spec default_sample_spec
;
120 unsigned default_n_fragments
, default_fragment_size_msec
;
122 pa_defer_event
*module_defer_unload_event
;
124 pa_defer_event
*subscription_defer_event
;
125 PA_LLIST_HEAD(pa_subscription
, subscriptions
);
126 PA_LLIST_HEAD(pa_subscription_event
, subscription_event_queue
);
127 pa_subscription_event
*subscription_event_last
;
130 pa_silence_cache silence_cache
;
132 pa_time_event
*exit_event
;
133 pa_time_event
*scache_auto_unload_event
;
135 int exit_idle_time
, scache_idle_time
;
137 pa_bool_t flat_volumes
:1;
138 pa_bool_t disallow_module_loading
:1;
139 pa_bool_t disallow_exit
:1;
140 pa_bool_t running_as_daemon
:1;
141 pa_bool_t realtime_scheduling
:1;
142 pa_bool_t disable_remixing
:1;
143 pa_bool_t disable_lfe_remixing
:1;
145 pa_resample_method_t resample_method
;
146 int realtime_priority
;
149 pa_hook hooks
[PA_CORE_HOOK_MAX
];
152 PA_DECLARE_CLASS(pa_core
);
153 #define PA_CORE(o) pa_core_cast(o)
156 PA_CORE_MESSAGE_UNLOAD_MODULE
,
160 pa_core
* pa_core_new(pa_mainloop_api
*m
, pa_bool_t shared
, size_t shm_size
);
162 /* Check whether noone is connected to this core */
163 void pa_core_check_idle(pa_core
*c
);
165 int pa_core_exit(pa_core
*c
, pa_bool_t force
, int retval
);