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/*
* Copyright (C) 2018 "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_DATA_INCLUDE_
#define _HAL_UTILITIES_DATA_INCLUDE_
#include <stdio.h>
#include <wrap-json.h>
#include <afb/afb-binding.h>
#include <ctl-config.h>
#include "4a-hal-utilities-alsa-data.h"
#define HAL_STREAM_UPDATES_EVENT_NAME "stream-updates"
// Enum for sharing hal (controller or external) status
enum HalStatus {
HAL_STATUS_UNAVAILABLE=0,
HAL_STATUS_AVAILABLE=1,
HAL_STATUS_READY=2
};
// Structure to store stream data
struct CtlHalMixerData {
char *verb;
char *verbToCall;
char *streamCardId;
afb_event_t event;
struct CtlHalMixerData *next;
};
// Structure to store specific controller hal data
struct CtlHalSpecificData {
char *mixerApiName;
char *prefix;
json_object *halMixerJ;
struct CtlHalMixerData *ctlHalStreamsData;
afb_event_t streamUpdates;
struct CtlHalMixerData *ctlHalPlaybacksData;
struct CtlHalMixerData *ctlHalCapturesData;
struct CtlHalAlsaMapT *ctlHalAlsaMapT;
afb_api_t apiHandle;
CtlConfigT *ctrlConfig;
};
// Structure to store specific hal (controller or external) data
struct SpecificHalData {
char *apiName;
enum HalStatus status;
char *sndCardPath;
int sndCardId;
char *info;
unsigned int internal;
char *author;
char *version;
char *date;
// Can be beefed up if needed
struct CtlHalSpecificData *ctlHalSpecificData; // Can be NULL if external api
struct SpecificHalData *next;
};
// Structure to store hal manager data
struct HalMgrData {
char *apiName;
char *info;
afb_api_t apiHandle;
struct SpecificHalData *first;
};
// Specfic Hal controller streams data handling functions
struct CtlHalMixerData *HalUtlAddMixerDataToMixerDataList(struct CtlHalMixerData **firstMixerData);
int8_t HalUtlRemoveSelectedMixerData(struct CtlHalMixerData **firstMixerData, struct CtlHalMixerData *mixerDataToRemove);
int64_t HalUtlRemoveAllMixerData(struct CtlHalMixerData **firstMixerData);
int64_t HalUtlGetNumberOfMixerDataInList(struct CtlHalMixerData **firstMixerData);
struct CtlHalMixerData *HalUtlSearchMixerDataByProperties(struct CtlHalMixerData **firstMixerData, char *verb, char *verbToCall, char *streamCardId);
// Exported verbs for 'struct SpecificHalData' handling
struct SpecificHalData *HalUtlAddHalApiToHalList(struct SpecificHalData **firstHalData);
int8_t HalUtlRemoveSelectedHalFromList(struct SpecificHalData **firstHalData, struct SpecificHalData *ApiToRemove);
int64_t HalUtlRemoveAllHalFromList(struct SpecificHalData **firstHalData);
int64_t HalUtlGetNumberOfHalInList(struct SpecificHalData **firstHalData);
struct SpecificHalData *HalUtlSearchHalDataByApiName(struct SpecificHalData **firstHalData, char *apiName);
struct SpecificHalData *HalUtlSearchReadyHalDataByCarId(struct SpecificHalData **firstHalData, int cardId);
// Exported verbs for 'struct HalMgrData' handling
uint8_t HalUtlInitializeHalMgrData(afb_api_t apiHandle, struct HalMgrData *HalMgrGlobalData, char *apiName, char *info);
void HalUtlRemoveHalMgrData(struct HalMgrData *HalMgrGlobalData);
#endif /* _HAL_UTILITIES_DATA_INCLUDE_ */
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