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/*
* 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.
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <json-c/json.h>
#include <urcu/list.h>
#include <afb/afb-binding.h>
#include <ctl-config.h>
#include "4a-hal-utilities-data.h"
#include "4a-hal-utilities-hal-api-handler.h"
/*******************************************************************************
* Add/Remove hal data and create/delete api functions *
******************************************************************************/
int HalUtlAddHalDataAndCreateHalApi(afb_api_t apiHandle,
struct HalMgrData *halMgrData,
CtlConfigT *ctrlConfig,
int (*preinit)(void*, afb_api_t ))
{
struct HalData *currentHalData;
if(! apiHandle || ! halMgrData || ! ctrlConfig) {
AFB_API_ERROR(apiHandle, "Invalid argument(s)");
return -1;
}
// Allocation of current internal hal data
currentHalData = HalUtlAddHalToHalList(&halMgrData->halDataListHead);
if(! currentHalData) {
AFB_API_ERROR(apiHandle, "Didn't succeed to add hal to hal list");
return -2;
}
currentHalData->apiName = (char *) ctrlConfig->api;
// Stores hal data in controller config
setExternalData(ctrlConfig, (void *) currentHalData);
// Allocation of the structure that will be used to store internal hal data
currentHalData->internalHalData = calloc(1, sizeof(struct InternalHalData));
if(! currentHalData->internalHalData) {
AFB_API_ERROR(apiHandle, "Didn't succeed to allocate internal hal data structure");
return -3;
}
CDS_INIT_LIST_HEAD(¤tHalData->internalHalData->probedDevicesListHead);
CDS_INIT_LIST_HEAD(¤tHalData->internalHalData->streamsDataListHead);
CDS_INIT_LIST_HEAD(¤tHalData->internalHalData->halMapListHead);
// Create one API
if(! afb_api_new_api(apiHandle, ctrlConfig->api, ctrlConfig->info, 1, preinit, ctrlConfig)) {
AFB_API_ERROR(apiHandle, "An error occurred at '%s' internal hal api creation", ctrlConfig->api);
return -4;
}
return 0;
}
int HalUtlRemoveHalDataAndDeleteHalApi(afb_api_t apiHandle,
struct HalData *halDataToDelete,
struct cds_list_head *halDataListHead)
{
int err;
if(! apiHandle || ! halDataToDelete || ! halDataListHead) {
AFB_API_ERROR(apiHandle, "Invalid argument(s)");
return -1;
}
afb_api_delete_api(halDataToDelete->internalHalData->apiHandle);
err = HalUtlRemoveSelectedHalFromList(halDataListHead, halDataToDelete);
if(err) {
AFB_API_ERROR(apiHandle,
"Error %i happened while trying to remove '%s' internal hal data structure",
err,
halDataToDelete->apiName);
return -2;
}
return 0;
}
int HalUtlRemoveAllHalDataAndDeleteAllHalApi(afb_api_t apiHandle,
struct cds_list_head *halDataListHead)
{
int err;
struct HalData *currentHalData, *savedHalData;
if(! apiHandle || ! halDataListHead) {
AFB_API_ERROR(apiHandle, "Invalid argument(s)");
return -1;
}
cds_list_for_each_entry_safe(currentHalData, savedHalData, halDataListHead, node) {
err = HalUtlRemoveHalDataAndDeleteHalApi(apiHandle, currentHalData, halDataListHead);
if(err) {
AFB_API_ERROR(apiHandle,
"Error %i happened while trying to delete '%s' api and to remove its internal hal data structure",
err,
currentHalData->apiName);
return -2;
}
}
return 0;
}
int HalUtlRemoveHalMgrDataAndDeleteAllHalApi(afb_api_t apiHandle,
struct HalMgrData *halMgrData)
{
int err;
if(! apiHandle || ! halMgrData) {
AFB_API_ERROR(apiHandle, "Invalid argument(s)");
return -1;
}
err = HalUtlRemoveAllHalDataAndDeleteAllHalApi(apiHandle, &halMgrData->halDataListHead);
if(err) {
AFB_API_ERROR(apiHandle,
"Error %i happened while trying to remove all internal hal data structure and to delete all hal api",
err);
return -2;
}
free(halMgrData->apiName);
free(halMgrData->info);
free(halMgrData);
return 0;
}
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