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/*
* AlsaLibMapping -- provide low level interface with ALSA lib (extracted from alsa-json-gateway code)
* Copyright (C) 2015,2016,2017, Fulup Ar Foll fulup@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 ALSALIBMAPPING_H
#define ALSALIBMAPPING_H
#include <alsa/asoundlib.h>
#include <systemd/sd-event.h>
#include "audio-interface.h"
typedef enum {
ACTION_SET,
ACTION_GET
} ActionSetGetT;
// generic structure to pass parsed query values
typedef struct {
const char *devid;
json_object *jNumIds;
int quiet;
int count;
} queryValuesT;
// use to store crl numid user request
typedef struct {
unsigned int numId;
json_object *jToken;
json_object *jValues;
int used;
} ctlRequestT;
// import from AlsaAfbBinding
extern const struct afb_binding_interface *afbIface;
PUBLIC int alsaCheckQuery (struct afb_req request, queryValuesT *queryValues);
// AlseCoreSetGet exports
PUBLIC int alsaGetSingleCtl (snd_ctl_t *ctlDev, snd_ctl_elem_id_t *elemId, ctlRequestT *ctlRequest, int quiet);
PUBLIC void alsaGetInfo (struct afb_req request);
PUBLIC void alsaGetCtls(struct afb_req request);
PUBLIC void alsaSetCtls(struct afb_req request);
// AlsaUseCase exports
PUBLIC void alsaUseCaseQuery(struct afb_req request);
PUBLIC void alsaUseCaseSet(struct afb_req request);
PUBLIC void alsaUseCaseGet(struct afb_req request);
PUBLIC void alsaUseCaseClose(struct afb_req request);
PUBLIC void alsaUseCaseReset(struct afb_req request);
PUBLIC void alsaAddCustomCtls(struct afb_req request);
// AlsaRegEvt
PUBLIC void alsaEvtSubcribe (struct afb_req request);
PUBLIC void alsaGetCardId (struct afb_req request);
PUBLIC void alsaRegisterHal (struct afb_req request);
#endif /* ALSALIBMAPPING_H */
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