demux: ts: fix potential null deref (cid #1412981)
[vlc.git] / src / input / vlm_event.c
blob1c0cd0b84b139ce4f18549939b2d74f3b66f605b
1 /*****************************************************************************
2 * vlm_event.c: Events
3 *****************************************************************************
4 * Copyright (C) 2009 Laurent Aimar
5 * $Id$
7 * Authors: Laurent Aimar < fenrir _AT_ videolan _DOT_ org>
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU Lesser General Public License as published by
11 * the Free Software Foundation; either version 2.1 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public License
20 * along with this program; if not, write to the Free Software Foundation,
21 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
25 * Preamble
26 *****************************************************************************/
27 #ifdef HAVE_CONFIG_H
28 # include "config.h"
29 #endif
31 #include <vlc_common.h>
32 #include <vlc_vlm.h>
33 #include "vlm_internal.h"
34 #include "vlm_event.h"
35 #include <assert.h>
37 /* */
38 static void Trigger( vlm_t *, int i_type, int64_t id, const char *psz_name );
39 static void TriggerInstanceState( vlm_t *, int i_type, int64_t id, const char *psz_name, const char *psz_instance_name, input_state_e input_state );
41 /*****************************************************************************
43 *****************************************************************************/
44 void vlm_SendEventMediaAdded( vlm_t *p_vlm, int64_t id, const char *psz_name )
46 Trigger( p_vlm, VLM_EVENT_MEDIA_ADDED, id, psz_name );
48 void vlm_SendEventMediaRemoved( vlm_t *p_vlm, int64_t id, const char *psz_name )
50 Trigger( p_vlm, VLM_EVENT_MEDIA_REMOVED, id, psz_name );
52 void vlm_SendEventMediaChanged( vlm_t *p_vlm, int64_t id, const char *psz_name )
54 Trigger( p_vlm, VLM_EVENT_MEDIA_CHANGED, id, psz_name );
57 void vlm_SendEventMediaInstanceStarted( vlm_t *p_vlm, int64_t id, const char *psz_name )
59 Trigger( p_vlm, VLM_EVENT_MEDIA_INSTANCE_STARTED, id, psz_name );
61 void vlm_SendEventMediaInstanceStopped( vlm_t *p_vlm, int64_t id, const char *psz_name )
63 Trigger( p_vlm, VLM_EVENT_MEDIA_INSTANCE_STOPPED, id, psz_name );
66 void vlm_SendEventMediaInstanceState( vlm_t *p_vlm, int64_t id, const char *psz_name, const char *psz_instance_name, input_state_e state )
68 TriggerInstanceState( p_vlm, VLM_EVENT_MEDIA_INSTANCE_STATE, id, psz_name, psz_instance_name, state );
71 /*****************************************************************************
73 *****************************************************************************/
74 static void Trigger( vlm_t *p_vlm, int i_type, int64_t id, const char *psz_name )
76 vlm_event_t event;
78 event.i_type = i_type;
79 event.id = id;
80 event.psz_name = psz_name;
81 event.input_state = 0;
82 event.psz_instance_name = NULL;
83 var_SetAddress( p_vlm, "intf-event", &event );
86 static void TriggerInstanceState( vlm_t *p_vlm, int i_type, int64_t id, const char *psz_name, const char *psz_instance_name, input_state_e input_state )
88 vlm_event_t event;
90 event.i_type = i_type;
91 event.id = id;
92 event.psz_name = psz_name;
93 event.input_state = input_state;
94 event.psz_instance_name = psz_instance_name;
95 var_SetAddress( p_vlm, "intf-event", &event );