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/*
* Copyright (c) 2013 TRUSTONIC LIMITED
* All rights reserved
*
* The present software is the confidential and proprietary information of
* TRUSTONIC LIMITED. You shall not disclose the present software and shall
* use it only in accordance with the terms of the license agreement you
* entered into with TRUSTONIC LIMITED. This software may be subject to
* export or import laws in certain countries.
*/
/**
* @file dci.h
* @brief Contains DCI (Driver Control
* Interface) definitions and data structures
*
*/
#ifndef __DCI_H__
#define __DCI_H__
typedef uint32_t dciCommandId_t;
typedef uint32_t dciResponseId_t;
typedef uint32_t dciReturnCode_t;
/**< Responses have bit 31 set */
#define RSP_ID_MASK (1U << 31)
#define RSP_ID(cmdId) (((uint32_t)(cmdId)) | RSP_ID_MASK)
#define IS_CMD(cmdId) ((((uint32_t)(cmdId)) & RSP_ID_MASK) == 0)
#define IS_RSP(cmdId) ((((uint32_t)(cmdId)) & RSP_ID_MASK) == RSP_ID_MASK)
/**
* Return codes of driver commands.
*/
#define RET_OK 0
#define RET_ERR_UNKNOWN_CMD 1
#define RET_ERR_NOT_SUPPORTED 2
#define RET_ERR_INTERNAL_ERROR 3
/* ... add more error codes when needed */
/**
* DCI command header.
*/
typedef struct{
dciCommandId_t commandId; /**< Command ID */
} dciCommandHeader_t;
/**
* DCI response header.
*/
typedef struct{
dciResponseId_t responseId; /**< Response ID (must be command ID | RSP_ID_MASK )*/
dciReturnCode_t returnCode; /**< Return code of command */
} dciResponseHeader_t;
#endif // __DCI_H__
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