controlcan.h

来自「CAN网测试工具的源代码」· C头文件 代码 · 共 161 行

//接口卡类型定义

#define VCI_USBCAN1		3
#define VCI_USBCAN2		4
#define VCI_CAN232		6
#define VCI_CANETE		12

//CAN错误码
#define	ERR_CAN_OVERFLOW			0x0001	//CAN控制器内部FIFO溢出
#define	ERR_CAN_ERRALARM			0x0002	//CAN控制器错误报警
#define	ERR_CAN_PASSIVE				0x0004	//CAN控制器消极错误
#define	ERR_CAN_LOSE				0x0008	//CAN控制器仲裁丢失
#define	ERR_CAN_BUSERR				0x0010	//CAN控制器总线错误

//通用错误码
#define	ERR_DEVICEOPENED			0x0100	//设备已经打开
#define	ERR_DEVICEOPEN				0x0200	//打开设备错误
#define	ERR_DEVICENOTOPEN			0x0400	//设备没有打开
#define	ERR_BUFFEROVERFLOW			0x0800	//缓冲区溢出
#define	ERR_DEVICENOTEXIST			0x1000	//此设备不存在
#define	ERR_LOADKERNELDLL			0x2000	//装载动态库失败
#define ERR_CMDFAILED				0x4000	//执行命令失败错误码
#define	ERR_BUFFERCREATE			0x8000	//内存不足


//函数调用返回状态值
#define	STATUS_OK		 	1
#define STATUS_ERR			0
	
#define CMD_DESIP			0
#define CMD_DESPORT			1
#define CMD_CHGDESIPANDPORT	2


//1.CAN系列接口卡信息的数据类型。
typedef  struct  _VCI_BOARD_INFO
{
		USHORT	hw_Version;
		USHORT	fw_Version;
		USHORT	dr_Version;
		USHORT	in_Version;
		USHORT	irq_Num;
		BYTE	can_Num;
		CHAR	str_Serial_Num[20];
		CHAR	str_hw_Type[40];
		USHORT	Reserved[4];
} VCI_BOARD_INFO,*PVCI_BOARD_INFO; 

//2.定义CAN信息帧的数据类型。

typedef struct  //Defined by lijun
{
	union
	{
		UINT32  CANID;
		struct
		{
			UINT32	Reserved1   :8;			    ///保留位（低8位）添0
			UINT32	byFuncCode  :8;				///CAN 功能码
			UINT32  byNodeID    :8;				///CAN 节点标识
			UINT32  Reserved2   :8;				///保留位（填0xff)
		};
	};
}CANHeadID,*pCANHeadID;

/*
typedef struct  //Defined by wanguolong
{
	union
	{
		UINT32  CANID;
		struct
		{
			UINT32	Reserved1   :8;				///保留位（低8位）添0
			UINT32	Reserved2   :8;				///保留位（填0xff)
			UINT32  byFuncCode  :8;				///CAN功能码
			UINT32  byNodeID    :8;				///CAN节点标识
		};
	};

}CANHeadID,*pCANHeadID;
*/

typedef  struct  _VCI_CAN_OBJ
{
	union
	{
		UINT32 ID;
		CANHeadID Header;
	};
	UINT	TimeStamp;
	BYTE	TimeFlag;
	BYTE	SendType;
	BYTE	RemoteFlag;//是否是远程帧
	BYTE	ExternFlag;//是否是扩展帧
	BYTE	DataLen;
	BYTE	Data[8];
	BYTE	Reserved[3];
}VCI_CAN_OBJ,*PVCI_CAN_OBJ;

//3.定义CAN控制器状态的数据类型。
typedef struct _VCI_CAN_STATUS{
	UCHAR	ErrInterrupt;
	UCHAR	regMode;
	UCHAR	regStatus;
	UCHAR	regALCapture;
	UCHAR	regECCapture; 
	UCHAR	regEWLimit;
	UCHAR	regRECounter; 
	UCHAR	regTECounter;
	DWORD	Reserved;
}VCI_CAN_STATUS,*PVCI_CAN_STATUS;

//4.定义错误信息的数据类型。
typedef struct _ERR_INFO{
		UINT	ErrCode;
		BYTE	Passive_ErrData[3];
		BYTE	ArLost_ErrData;
} VCI_ERR_INFO,*PVCI_ERR_INFO;

//5.定义初始化CAN的数据类型
typedef struct _INIT_CONFIG{
	DWORD	AccCode;
	DWORD	AccMask;
	DWORD	Reserved;
	UCHAR	Filter;
	UCHAR	Timing0;	
	UCHAR	Timing1;	
	UCHAR	Mode;
}VCI_INIT_CONFIG,*PVCI_INIT_CONFIG;

typedef struct _tagChgDesIPAndPort
{
	char szpwd[10];
	char szdesip[20];
	int desport;
}CHGDESIPANDPORT;


DWORD __stdcall VCI_OpenDevice(DWORD DeviceType,DWORD DeviceInd,DWORD Reserved);
DWORD __stdcall VCI_CloseDevice(DWORD DeviceType,DWORD DeviceInd);
DWORD __stdcall VCI_InitCAN(DWORD DeviceType, DWORD DeviceInd, DWORD CANInd, PVCI_INIT_CONFIG pInitConfig);

DWORD __stdcall VCI_ReadBoardInfo(DWORD DeviceType,DWORD DeviceInd,PVCI_BOARD_INFO pInfo);
DWORD __stdcall VCI_ReadErrInfo(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd,PVCI_ERR_INFO pErrInfo);
DWORD __stdcall VCI_ReadCANStatus(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd,PVCI_CAN_STATUS pCANStatus);

DWORD __stdcall VCI_GetReference(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd,DWORD RefType,PVOID pData);
DWORD __stdcall VCI_SetReference(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd,DWORD RefType,PVOID pData);

ULONG __stdcall VCI_GetReceiveNum(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd);
DWORD __stdcall VCI_ClearBuffer(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd);

DWORD __stdcall VCI_StartCAN(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd);
DWORD __stdcall VCI_ResetCAN(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd);

ULONG __stdcall VCI_Transmit(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd,PVCI_CAN_OBJ pSend,ULONG Len);
ULONG __stdcall VCI_Receive(DWORD DeviceType,DWORD DeviceInd,DWORD CANInd,PVCI_CAN_OBJ pReceive,ULONG Len,INT WaitTime=-1);