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jtt808.h
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jtt808.h
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#ifndef JTT808_H
#define JTT808_H
#include <stdbool.h>
/// 消息的最小长度，14字节(只有消息头的最短长度)
#define MSG_MIN_LEN 14
// 消息的最大长度，???字节
// #define MSG_MAX_LEN 18
#ifdef __cplusplus
extern "C" {
#endif
enum JTT_ERROR {
ERR_NONE = 0,
ERR_INVALIDATE_MSG = 1,
ERR_INVALIDATE_PHONE = 2,
ERR_LENGTH_TOO_SHORT = 3,
ERR_LENGTH_TOO_LONG = 4
};
typedef enum JTT_ERROR JTT_ERROR;
enum EncryptionType {
NONE = 0,
RSA = 1
};
typedef enum EncryptionType EncryptionType;
enum CommonReplyResult {
CRR_SUCCESS = 0,
CRR_FAILED = 1,
CRR_WRONG_MSG = 2,
CRR_UNSUPPORTED = 3,
CRR_ALARM = 4
};
typedef enum CommonReplyResult CommonReplyResult;
enum ColorCode {
CC_NO_COLOR = 0,
CC_BLUE = 1,
CC_YELLOW = 2,
CC_BLACK = 3,
CC_WHITE = 4,
CC_OTHER = 9
};
typedef enum ColorCode ColorCode;
enum RegisterReplyResult {
RRR_SUCCESS = 0,
RRR_CAR_ALREADY_REGISTERED = 1,
RRR_NO_THE_CAR = 2,
RRR_TERMINAL_ALREADY_REGISTERED = 3,
RRR_NO_THE_TERMINAL = 4
};
typedef enum RegisterReplyResult RegisterReplyResult;
enum MsgId {
MI_ServerCommonReply = 0x8001,
MI_TerminalCommonReply = 0x0001,
MI_TerminalHeartbeat = 0x0002,
MI_TerminalRegister = 0x0100,
MI_TerminalRegisterReponseReply = 0x8100,
MI_TerminalLogoff = 0x0003,
MI_TerminalAuthentication = 0x0102
};
typedef enum MsgId MsgId;
#ifndef BYTE
typedef unsigned char BYTE;
#endif
#ifndef WORD
typedef unsigned short WORD;
#endif
// typedef unsigned int DWORD;
#ifndef BCD
typedef unsigned char BCD;
#endif
typedef struct _MsgBodyProperties {
BYTE reservedBit;
bool hasSubPackage;
EncryptionType encryptionType;
int msgLenth;
} MsgBodyProperties;
typedef struct _MsgPackagingItem {
WORD total;
WORD packegeSeq;
} MsgPackagingItem;
typedef struct _MsgHeader {
WORD msgId;
MsgBodyProperties msgBodyProperties;
char terminalPhone[20];
WORD flowId;
MsgPackagingItem msgPackagingItem;
} MsgHeader;
typedef struct _PackageData {
MsgHeader msgHeader;
BYTE* msgBody;
} PackageData;
typedef struct _CommonRespMsgBody {
WORD replyFlowId;
WORD replyId;
CommonReplyResult replyCode;
} CommonRespMsgBody;
typedef struct _TerminalRegisterMsgBody {
WORD provinceId;
WORD cityId;
BYTE manufacturerId[5];
BYTE terminalType[20];
BYTE terminalId[7];
ColorCode licensePlateColor;
BYTE licensePlate[10];
} TerminalRegisterMsgBody;
typedef struct _TerminalRegisterMsgRespBody {
WORD replyFlowId;
RegisterReplyResult replyCode;
BYTE replyToken[256];
} TerminalRegisterMsgRespBody;
// 转义相关函数
JTT_ERROR DoEscapeForReceive(const BYTE rawBinarySeq[], BYTE binarySeq[], const int rawbinarySeqLen, int* binarySeqLen);
JTT_ERROR DoEscapeForSend(const BYTE rawBinarySeq[], BYTE binarySeq[], const int rawbinarySeqLen, int *binarySeqLen);
// 解析相关函数
bool Validate(const BYTE rawBinarySeq[], const int len);
JTT_ERROR DecodeForMsgHeader(const BYTE rawBinarySeq[], PackageData* packageData, const int len);
JTT_ERROR EncodeForMsgHeader(const PackageData* packageData, BYTE binarySeq[]/*, const int len*/);
JTT_ERROR SetCheckSum(BYTE binarySeq[],const int len);
JTT_ERROR EncodePhoneNumber(BYTE binarySeq[], const char* phoneNumber/*, const int len*/);
JTT_ERROR DecodePhoneNumber(const BYTE binarySeq[], char phoneNumber[]/*, const int binarySeqLen, const int phoneNumberLen*/);
JTT_ERROR EncodeForCRMB(const CommonRespMsgBody *crmb, BYTE binarySeq[]/*, const int len*/);
JTT_ERROR DecodeForCRMB(CommonRespMsgBody *crmb, const BYTE binarySeq[]/*, const int len*/);
JTT_ERROR EncodeForTRMB(const TerminalRegisterMsgBody *trmb, BYTE binarySeq[]/*, const int len*/);
JTT_ERROR DecodeForTRMRB(TerminalRegisterMsgRespBody *trmrb, const BYTE binarySeq[]/*, const int len*/);
JTT_ERROR GetMsgID(const BYTE binarySeq[],int* id);
#ifdef __cplusplus
}
#endif
#endif