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-rw-r--r--include/low-can/can-message.hpp45
1 files changed, 45 insertions, 0 deletions
diff --git a/include/low-can/can-message.hpp b/include/low-can/can-message.hpp
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+++ b/include/low-can/can-message.hpp
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+/*
+ * Copyright (C) 2015, 2019 "IoT.bzh"
+ * Author "Romain Forlot" <romain.forlot@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
+
+#define CAN_MESSAGE_SIZE 8
+
+#define MAX_BCM_CAN_FRAMES 257
+#define MAX_ISOTP_FRAMES 4096
+
+#define J1939_CAN_ID CAN_EFF_FLAG
+#define J1939_CAN_MASK (CAN_EFF_FLAG | CAN_RTR_FLAG)
+
+#define CAN_ISOTP_MAX_DLEN 4096
+
+#define NO_CAN_ID 0xFFFFFFFFU
+
+/**
+ * FLAGS defining how to open socket and how you could decode the frame
+ */
+#define CAN_PROTOCOL 0x0001
+#define CAN_PROTOCOL_WITH_FD_FRAME 0x0002
+#define J1939_ADDR_CLAIM_PROTOCOL 0x0004
+#define J1939_PROTOCOL 0x0008
+#define ISOTP_PROTOCOL 0x0010
+#define ISOTP_SEND 0x0020
+#define ISOTP_RECEIVE 0x0040
+#define BYTE_FRAME_IS_BIG_ENDIAN 0x0080
+#define BIT_POSITION_REVERSED 0x0100
+#define CONTINENTAL_BIT_POSITION 0x0200
+#define INVALID_FLAG 0x8000