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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.
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <string.h>
#include <afb-definitions.h>
#include "../4a-hal-utilities/4a-hal-utilities-data.h"
#include "../4a-hal-utilities/4a-hal-utilities-verbs-loader.h"
#include "../4a-hal-controllers/4a-hal-controllers-api-loader.h"
#include "4a-hal-manager.h"
#include "4a-hal-manager-cb.h"
// Default api to print log when apihandle not available
AFB_ApiT AFB_default;
// Local (static) Hal manager data structure
static struct HalMgrData localHalMgrGlobalData;
/*******************************************************************************
* HAL Manager verbs table *
******************************************************************************/
// Hal manager exported verbs
AFB_ApiVerbs HalManagerApiStaticVerbs[] =
{
/* VERB'S NAME FUNCTION TO CALL SHORT DESCRIPTION */
{ .verb = "ping", .callback = HalMgrPing, .info = "Ping test for DynApi"},
{ .verb = "loaded", .callback = HalMgrLoaded, .info = "Show loaded HAL"},
{ .verb = "load", .callback = HalMgrLoad, .info = "Load an external HAL to HAL Manager"},
{ .verb = "unload", .callback = HalMgrUnload, .info = "Unload an external HAL to HAL Manager"},
{ .verb = "subscribe", .callback = HalMgrSubscribeEvent, .info = "Subscribe to an event"},
{ .verb = "unsuscribe", .callback = HalMgrUnsubscribeEvent, .info = "Unsubscribe to an event"},
{ .verb = NULL } // Marker for end of the array
};
/*******************************************************************************
* HAL Manager get first 'SpecificHalData' structure *
from HAL list function *
******************************************************************************/
struct SpecificHalData **HalMngGetFirstHalData(void)
{
return &localHalMgrGlobalData.first;
}
/*******************************************************************************
* Dynamic API functions for hal manager *
* TBD JAI : Use API-V3 instead of API-PRE-V3 *
******************************************************************************/
static int HalMgrInitApi(AFB_ApiT apiHandle)
{
struct HalMgrData *HalMgrGlobalData;
if(! apiHandle)
return -1;
// Hugely hack to make all V2 AFB_DEBUG to work in fileutils
AFB_default = apiHandle;
// Retrieve section config from api handle
HalMgrGlobalData = (struct HalMgrData *) afb_dynapi_get_userdata(apiHandle);
if(! HalMgrGlobalData)
return -2;
if(HalUtlInitializeHalMgrData(apiHandle, HalMgrGlobalData, HAL_MANAGER_API_NAME, HAL_MANAGER_API_INFO))
return -3;
return 0;
}
static int HalMgrLoadApi(void *cbdata, AFB_ApiT apiHandle)
{
struct HalMgrData *HalMgrGlobalData;
if(! cbdata || ! apiHandle)
return -1;
HalMgrGlobalData = (struct HalMgrData *) cbdata;
// Save closure as api's data context
afb_dynapi_set_userdata(apiHandle, HalMgrGlobalData);
// Add static controls verbs
if(HalUtlLoadVerbs(apiHandle, HalManagerApiStaticVerbs)) {
AFB_ApiError(apiHandle, "%s : load section : fail to register static V2 verbs", __func__);
return 1;
}
// Declare an event manager for Hal Manager
afb_dynapi_on_event(apiHandle, HalMgrDispatchApiEvent);
// Init Api function (does not receive user closure ???)
afb_dynapi_on_init(apiHandle, HalMgrInitApi);
afb_dynapi_seal(apiHandle);
return 0;
}
int HalMgrCreateApi(AFB_ApiT apiHandle, struct HalMgrData *HalMgrGlobalData)
{
if(! apiHandle || ! HalMgrGlobalData)
return -1;
// Create one API (Pre-V3 return code ToBeChanged)
return afb_dynapi_new_api(apiHandle, HAL_MANAGER_API_NAME, HAL_MANAGER_API_INFO, 1, HalMgrLoadApi, HalMgrGlobalData);
}
/*******************************************************************************
* Startup function *
* TBD JAI : Use API-V3 instead of API-PRE-V3 *
******************************************************************************/
int afbBindingEntry(AFB_ApiT apiHandle)
{
int status = 0, rc;
if(! apiHandle)
return -1;
// Hugely hack to make all V2 AFB_DEBUG to work in fileutils
AFB_default = apiHandle;
AFB_ApiNotice(apiHandle, "In %s", __func__);
// Load Hal-Manager using DynApi
rc = HalMgrCreateApi(apiHandle, &localHalMgrGlobalData);
if(rc < 0)
status--;
// Load Hal-Ctls using DynApi
rc = HalCtlsCreateAllApi(apiHandle, &localHalMgrGlobalData);
if(rc < 0)
status -= rc;
return status;
}
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