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authorRomain Forlot <romain.forlot@iot.bzh>2019-11-26 16:18:41 +0100
committerRomain Forlot <romain.forlot@iot.bzh>2019-11-28 16:11:46 +0100
commit451598fa9ce4e57a00c9312c04839e0b3dcdf320 (patch)
tree49a6341d98f1a6ca34320d5f6512ac08df1cccfd /low-can-binding/utils/socketcan-j1939/socketcan-j1939-addressclaiming.hpp
parent68d8bc019fab3e73654a330baf6b8dd7c11859ca (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 Bug-AGL: SPEC-2976 Signed-off-by: Arthur Guyader <arthur.guyader@iot.bzh> Change-Id: I1bb95a7ba6f6ebe463319c3972d9d46897181d51 Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'low-can-binding/utils/socketcan-j1939/socketcan-j1939-addressclaiming.hpp')
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1 files changed, 52 insertions, 0 deletions
diff --git a/low-can-binding/utils/socketcan-j1939/socketcan-j1939-addressclaiming.hpp b/low-can-binding/utils/socketcan-j1939/socketcan-j1939-addressclaiming.hpp
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+++ b/low-can-binding/utils/socketcan-j1939/socketcan-j1939-addressclaiming.hpp
@@ -0,0 +1,52 @@
+/*
+ * 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 <afb-timer.h>
+
+#include "./socketcan-j1939.hpp"
+
+namespace utils
+{
+ class socketcan_j1939_addressclaiming_t : public socketcan_j1939_t
+ {
+ public:
+ socketcan_j1939_addressclaiming_t();
+ virtual std::shared_ptr<message_t> read_message();
+ virtual int open(std::string device_name, pgn_t pgn);
+ virtual claiming_state get_state();
+ TimerHandleT *timer_handle_;
+ std::pair<uint64_t, bool> table_j1939_address_[J1939_IDLE_ADDR];
+
+ private:
+ int claim_address(bool first_claim,bool new_address);
+ int pgn_request();
+ void initialize_table_j1939_address();
+ int save_addr_name(uint8_t addr,name_t name);
+ uint8_t choose_new_address();
+ uint8_t get_addr_table(name_t name);
+ void change_state(claiming_state new_state);
+ void launch_timer();
+ static int no_response_claiming(TimerHandleT *timerhandle);
+ static int free_timer_handle(void *timer_context);
+
+ uint8_t current_address_;
+ bool signal_stop_;
+ claiming_state claiming_state_;
+ std::string device_name_;
+ };
+}