summaryrefslogtreecommitdiffstats
path: root/4a-hal-utilities/4a-hal-utilities-alsa-data.h
blob: fe702103607e6bc06c51cab644dbb486c8049e9d (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
/*
* Copyright (C) 2019 "IoT.bzh"
* Author Jonathan Aillet <jonathan.aillet@iot.bzh>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*   http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

#ifndef _HAL_UTILITIES_ALSA_DATA_INCLUDE_
#define _HAL_UTILITIES_ALSA_DATA_INCLUDE_

#include <stdio.h>

#include <json-c/json.h>

#include <alsa/asoundlib.h>

#include <afb/afb-binding.h>

#include <ctl-config.h>

struct InternalHalAlsaDBScale {
	int min;
	int max;
	int step;
	int mute;
};

struct InternalHalAlsaCtlProperties {
	snd_ctl_elem_type_t type;
	int count;
	int minval;
	int maxval;
	int step;
	// TBD JAI : use them
	const char **enums;
	struct InternalHalAlsaDBScale *dbscale;
};

struct InternalHalAlsaCtl {
	char *name;
	int numid;
	int value;
	struct InternalHalAlsaCtlProperties alsaCtlProperties;
	struct InternalHalAlsaCtlProperties *alsaCtlCreation;
};

struct InternalHalAlsaMap {
	const char *uid;
	char *info;
	afb_event_t alsaControlEvent;
	struct InternalHalAlsaCtl ctl;
	json_object *actionJ;
	CtlActionT *action;
};

struct InternalHalAlsaMapT {
	struct InternalHalAlsaMap *ctls;
	unsigned int ctlsCount;
};

// Free contents of 'CtlHalAlsaMapT' data structure
uint8_t HalUtlFreeAlsaCtlsMap(struct InternalHalAlsaMapT *alsaCtlsMap);

#endif /* _HAL_UTILITIES_ALSA_DATA_INCLUDE_ */