Fix: start reading the can bus if it was correctly

opened.

Change-Id: If285791aee51d4a57e17270e8ac458cb6869f970
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>

2 files changed, 4 insertions, 174 deletions

diff --git a/src/can-utils.cpp b/src/can-utils.cpp
index b6fbf89..4737544 100644
--- a/src/can-utils.cpp
+++ b/src/can-utils.cpp
@@ -207,10 +207,12 @@ int can_bus_t::init_can_dev()
 		{
 			can_bus_dev_t can_bus_device_handler(device);
 			if (can_bus_device_handler.open())
+			{
 				i++;
+				can_bus_device_handler.start_reading(std::ref(*this));
+			}
 			else
 				ERROR(binder_interface, "Can't open device %s", device);
-			can_bus_device_handler.start_reading(std::ref(*this));
 		}
 
 		NOTICE(binder_interface, "Initialized %d/%d can bus device(s)", i, t);
@@ -249,7 +251,7 @@ std::vector<std::string> can_bus_t::read_conf()
 		{
 			taxi = json_object_get_string(canbus);
 			DEBUG(binder_interface, "Can bus found: %s", taxi);
-			ret.push_back(taxi);
+			ret.push_back(std::string(taxi));
 		}
 		else
 		{
diff --git a/src/low-can-binding-new.cpp b/src/low-can-binding-new.cpp
deleted file mode 100644
index 13571f2..0000000
--- a/src/low-can-binding-new.cpp
+++ /dev/null
@@ -1,172 +0,0 @@
-/*
- * 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-binding.hpp"
-
-/********************************************************************************
-*
-*		Subscription and unsubscription
-*
-*********************************************************************************/
-static int subscribe_unsubscribe_signal(struct afb_req request, const std::string& sig)
-{
-	int ret;
-
-	// TODO: lock the subscribed_signals when insert/remove
-	const auto& ss_i = subscribed_signals.find(sig);
-	if (ss_i != subscribed_signals.end())
-	{
-		if(!afb_event_is_valid(ss_i->second))
-		{
-			if(!subscribe)
-			{
-				NOTICE(binder_interface, "Event isn't valid, it can't be unsubscribed.");
-				ret = 1;
-			}
-			else
-			{
-				ss_i->second = afb_daemon_make_event(binder_interface->daemon, ss_i->first.c_str());
-				if (!afb_event_is_valid(ss_i->second)) 
-				{
-					ERROR(binder_interface, "Can't create an event, something goes wrong.");
-					ret = 0;
-				}
-			}
-		}
-	}
-	else
-	{
-		subscribed_signals[sig] = afb_daemon_make_event(binder_interface->daemon, sig);
-		if (!afb_event_is_valid(ss_i->second)) 
-		{
-			ERROR(binder_interface, "Can't create an event, something goes wrong.");
-			ret = 0;
-		}
-	}
-
-	if (((subscribe ? afb_req_subscribe : afb_req_unsubscribe)(request, subscribed_signals[sig])) < 0)
-	{
-		ERROR(binder_interface, "Operation goes wrong for signal: %s", sig);
-		ret = 0;
-	}
-	else
-		ret = 1;
-	
-	return ret;
-}
-
-static int subscribe_signals(struct afb_req request, const std::vector<std::string>& signals)
-{
-	int ret = 0;
-
-	for(const auto& signal_i : signals)
-	{
-		ret = subscribe_signal(request, subscribe, signal_i);
-		if(ret == 0)
-			return ret;
-	}
-	return ret;
-}
-
-std::vector<std::string> get_name(struct afb_req request)
-{
-	int i, n;
-	std::vector<std::string> ret;
-	struct json_object *args, *a, *x;
-
-	args = afb_req_json(request);
-	if (args == NULL || !json_object_object_get_ex(args, "event", &a))
-		ret.clear();
-	else if (json_object_get_type(a) != json_type_array)
-		ret.push_back(json_object_get_string(a));
-	else
-	{
-		n = json_object_array_length(a);
-		for (i = 0 ; i < n ; i++) {
-			x = json_object_array_get_idx(a, i);
-			ret.push_back(json_object_get_string(x));
-		}
-	}
-
-	return ret;
-}
-
-static const struct afb_verb_desc_v1 verbs[]=
-{
-	{ .name= "subscribe",	.session= AFB_SESSION_NONE, .callback= subscribe,	.info= "subscribe to notification of CAN bus messages." },
-	{ .name= "unsubscribe",	.session= AFB_SESSION_NONE, .callback= unsubscribe,	.info= "unsubscribe a previous subscription." }
-};
-
-static const struct afb_binding binding_desc {
-	AFB_BINDING_VERSION_1,
-	{
-		"CAN bus service",
-		"can",
-		verbs
-	}
-};
-
-extern "C"
-{
-	static void subscribe(struct afb_req request)
-	{
-		int ret;
-		std::vector<std::string> names;
-		
-		names = get_name(request);
-		if(names.empty())
-			ret = subscribe_signals(request, "*");
-		else
-			ret = subscribe_signals(request, names);
-	}
-
-	static void unsubscribe(struct afb_req request)
-	{
-		subscribe_unsubscribe(request, false);
-	}
-
-	const struct afb_binding *afbBindingV1Register (const struct afb_binding_interface *itf)
-	{
-		interface = itf;
-
-		return &binding_desc;
-	}
-
-	/**
-	* @brief Initialize the binding.
-	* 
-	* @param[in] service Structure which represent the Application Framework Binder.
-	* 
-	* @return Exit code, zero if success.
-	*/
-	int afbBindingV1ServiceInit(struct afb_service service)
-	{
-		int fd_conf;
-		fd_conf = afb_daemon_rootdir_open_locale(interface->daemon, "can_bus.json", O_RDONLY, NULL);
-
-		/* Open CAN socket */
-		can_bus_t can_bus_handler(interface, fd_conf);
-		if(can_bus_handler.init_can_dev() == 0)
-		{
-			can_bus_handler.start_threads();
-			return 0;
-		}
-
-		return 1;
-	}
-};
\ No newline at end of file