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/*
* Copyright (C) 2015, 2016 "IoT.bzh"
* Author "Romain Forlot" <romain.forlot@iot.bzh>
* Author "Loic Collignon" <loic.collignon@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.
*/
#include "low-can-hat.hpp"
#include "low-can-subscription.hpp"
#include <map>
#include <queue>
#include <mutex>
#include <vector>
#include <json-c/json.h>
#include "application.hpp"
#include "../can/can-bus.hpp"
extern "C"
{
static int initv2();
static constexpr struct afb_auth loa_afb_auth(const unsigned loa)
{
struct afb_auth a = {};
a.type = afb_auth_LOA;
a.loa = loa;
return a;
}
static constexpr struct afb_auth perm_afb_auth(const char* permission)
{
struct afb_auth a = {};
a.type = afb_auth_Permission;
a.text = permission;
return a;
}
static const struct afb_auth afb_auth_loa_1 = { loa_afb_auth(1) };
static const struct afb_auth afb_auth_perm = { perm_afb_auth("urn:AGL:permission::platform:can:write") };
static const struct afb_verb_v2 verbs[]=
{
{ .verb= "auth", .callback= auth, .auth= &afb_auth_perm, .info="Authentification against service to get the required level of confidence", .session= AFB_SESSION_NONE},
{ .verb= "subscribe", .callback= subscribe, .auth= NULL, .info="Let subscribe to signals", .session= AFB_SESSION_NONE},
{ .verb= "unsubscribe", .callback= unsubscribe, .auth= NULL, .info="Let unsubscribe signals", .session= AFB_SESSION_NONE},
{ .verb= "write", .callback= write, .auth= &afb_auth_loa_1, .info="Write a single CAN message on a CAN bus", .session= AFB_SESSION_LOA_1},
{ .verb= "get", .callback= get, .auth=NULL, .info="get a current value of CAN message", .session= AFB_SESSION_NONE},
{ .verb= "list",.callback= list, .auth=NULL, .info="get a supported CAN message list", .session= AFB_SESSION_NONE},
{ .verb= NULL, .callback= NULL, .auth= NULL, .info=NULL, .session= 0}
};
const struct afb_binding_v2 afbBindingV2 {
.api = "low-can",
.specification = NULL,
.info = "API to Low level CAN service, read and decode the bus",
.verbs = verbs,
.preinit = NULL,
.init = initv2,
.onevent = NULL,
.noconcurrency = 0
};
/// @brief Initialize the binding.
///
/// @param[in] service Structure which represent the Application Framework Binder.
///
/// @return Exit code, zero if success.
static int initv2()
{
can_bus_t& can_bus_manager = application_t::instance().get_can_bus_manager();
can_bus_manager.set_can_devices();
can_bus_manager.start_threads();
/// Initialize Diagnostic manager that will handle obd2 requests.
/// We pass by default the first CAN bus device to its Initialization.
/// TODO: be able to choose the CAN bus device that will be use as Diagnostic bus.
if(application_t::instance().get_diagnostic_manager().initialize())
return 0;
AFB_ERROR("There was something wrong with CAN device Initialization.");
return 1;
}
};
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