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authorArthur Guyader <arthur.guyader@iot.bzh>2019-07-29 14:53:14 +0200
committerArthur Guyader <arthur.guyader@iot.bzh>2019-08-12 15:06:45 +0200
commit22e1fe8db6686ee6ae32cfe58a10aad9f7dfb3a7 (patch)
tree05c6a378a3ff2d846fc05141789e8225687d42a4 /low-can-binding/utils/socketcan-j1939/socketcan-j1939.hpp
parent88077fb4b383cf7f35093b6cc0d2d9d86c6f1bf3 (diff)
Integrate the J1939 features : address claiming and write.
This commit allows to write J1939 messages and add the management of the address claiming. Bug-AGL: SPEC-2386 Signed-off-by: Arthur Guyader <arthur.guyader@iot.bzh> Change-Id: I1bb95a7ba6f6ebe463319c3972d9d46897181d51
Diffstat (limited to 'low-can-binding/utils/socketcan-j1939/socketcan-j1939.hpp')
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1 files changed, 68 insertions, 0 deletions
diff --git a/low-can-binding/utils/socketcan-j1939/socketcan-j1939.hpp b/low-can-binding/utils/socketcan-j1939/socketcan-j1939.hpp
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@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2018, 2019 "IoT.bzh"
+ * Author "Arthur Guyader" <arthur.guyader@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.
+ */
+
+#pragma once
+
+#include <thread>
+#include <mutex>
+#include <condition_variable>
+#include <linux/can/j1939.h>
+#include <net/if.h>
+#include "../socketcan.hpp"
+#include "../../can/message/j1939-message.hpp"
+
+#ifndef J1939_NAME_ECU
+#define J1939_NAME_ECU 0x1234
+#endif
+
+namespace utils
+{
+
+ /**
+ * @enum state
+ * @brief The state of the address claiming
+ */
+ enum class claiming_state {
+ INITIAL, ///< INITIAL - INITIAL state
+ CLAIMING, ///< CLAIMING - CLAIMING state
+ OPERATIONAL, ///< OPERATIONAL - OPERATIONAL state
+ INVALID
+ };
+
+ class socketcan_j1939_addressclaiming_t;
+ class socketcan_j1939_t : public socketcan_t
+ {
+ public:
+ using socketcan_t::socketcan_t;
+ virtual int open(std::string device_name);
+ virtual int open(std::string device_name, name_t name, pgn_t pgn, uint8_t addr);
+ virtual std::shared_ptr<message_t> read_message();
+ virtual std::shared_ptr<message_t> read_message(int flag);
+ virtual int write_message(message_t& obj);
+ virtual int write_j1939_message(pgn_t pgn, std::vector<uint8_t> &data, uint32_t len_data);
+
+ protected:
+ struct ifreq ifr_;
+ static std::mutex mutex_claiming_;
+ static std::condition_variable signal_address_claiming_;
+ void define_tx_address(std::string device_name, name_t name, pgn_t pgn, uint8_t addr);
+ void add_filter(name_t name, pgn_t pgn, uint8_t addr, name_t name_mask, pgn_t pgn_mask, uint8_t addr_mask);
+ void define_opt(bool promisc = true, bool recv_own_msgs = true, bool broadcast = true);
+
+ };
+}
+