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+/*****************************************************************************/
+/**
+ * Description: Error code definitions.
+ *
+ * Author: Fan Hao
+ * Date: 2022-06-18 16:37
+ * LastEditors: Fan Hao
+ * LastEditTime: 2022-06-18 17:12
+ * Revisions: Rev 0.0
+ * History:
+ * [2022-06-18]: Initial version.
+ *
+ * Copyright(c) 2022 Beijing Institute of Technology.
+ * Lab of Communication and Networking
+ *
+******************************************************************************/
+
+#ifndef SRC_ERROR_H_
+#define SRC_ERROR_H_
+
+#include <errno.h>
+
+/******************************************************************************/
+/********************** Macros and Constants Definitions **********************/
+/******************************************************************************/
+
+#ifdef SUCCESS
+#undef SUCCESS
+#endif
+#define SUCCESS		0
+#ifdef FAILURE
+#undef FAILURE
+#endif
+#define FAILURE		-1
+
+#define EPARAM -2	/*!< Data crc check failed */
+#define ECRC -3     /*!< Data crc check failed */
+#define EDINVAL -4	/*!< Device is invalid (sleep or power off) */
+#define EDCONF -5	/*!< Device confugure error */
+#define ETIMEOUT -6 /*!< Timeout error */
+#define EIGNORE -7	/*!< Received an unsupported command, and ignore it */
+#define EQUEUE  -8	/*!< Queue overflow */
+#define EUNEXP  -9	/*!< Encounter an unexpected error */
+
+#define IS_ERR_VALUE(x)	((x) != SUCCESS)
+
+#endif // ERROR_H_