Added a new DLT File class that implements basic payload parsing && Added a CSV export function for the DLT File class (currently in testing and not fully completed) && Added a command-line parsing entry point.
This commit is contained in:
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33674ec54a
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7
Inc/Command_Solve.hpp
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7
Inc/Command_Solve.hpp
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#ifndef __COMMAND_SOLVE_HPP__
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#define __COMMAND_SOLVE_HPP__
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// 命令行处理
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void Pre_Command_Solve(void);
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#endif
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167
Inc/DLT_Utilities.hpp
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167
Inc/DLT_Utilities.hpp
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#ifndef __DLT_UTILITIES_HPP__
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#define __DLT_UTILITIES_HPP__
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extern "C"
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{
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#include "stdint.h"
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#include "stdio.h"
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}
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// DLT 类型定义
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namespace DLT_Type
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{
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#pragma pack(1) // 紧凑字节对齐
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/**
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* The structure of the DLT file storage header. This header is used before each stored DLT message.
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*/
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typedef struct
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{
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char pattern[4]; /**< This pattern should be DLT0x01 */
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uint32_t seconds; /**< seconds since 1.1.1970 */
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int32_t microseconds; /**< Microseconds */
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char ecu[4]; /**< The ECU id is added, if it is not already in the DLT message itself */
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} DltStorageHeader;
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typedef struct
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{
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struct
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{
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uint8_t UEH : 1; // Use Extended Header 1 启用扩展头 0 不启用
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uint8_t MSBF : 1; // Most Significant Byte First 1 Payload大端序列 0 小端序列
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uint8_t WEID : 1; // With ECU ID (4 Byte) 1 包含ECU_ID 0 不含
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uint8_t WSID : 1; // With Session ID (4 Byte) 1 包含会话 ID 0 不含
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uint8_t WTMS : 1; // With Timestamp (4 Byte) 1 含时间戳 0 不含
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uint8_t VERS : 3; // Version Number DLT协议版本
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} htyp; /**< This parameter contains several informations, see definitions below */
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uint8_t mcnt; /**< The message counter is increased with each sent DLT message */
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uint16_t len; /**< Length of the complete message, without storage header */
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} DltStandardHeader;
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/**
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* The structure of the DLT extra header parameters. Each parameter is sent only if enabled in htyp.
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*/
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typedef struct
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{
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char ecu[4]; /**< ECU id */
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uint32_t seid; /**< Session number */
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uint32_t tmsp; /**< Timestamp since system start in 0.1 milliseconds */
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} DltStandardHeaderExtra;
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/**
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* The structure of the DLT extended header. This header is only sent if enabled in htyp parameter.
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*/
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typedef struct
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{
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struct
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{
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uint8_t VERB : 1; // (Verbose) 冗余模式 1 启用 0 不启用
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uint8_t MSTP : 3; // (Message Type)
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uint8_t MTIN : 4; // (Message Type Info)
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} msin; /**< messsage info */
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uint8_t noar; /**< number of arguments */
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char apid[4]; /**< application id */
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char ctid[4]; /**< context id */
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} DltExtendedHeader;
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#pragma pack(0) // 恢复字节对齐
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// DLT 错误信息枚举
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typedef enum
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{
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DLT_ERROR_NONE = 0, // 无错误
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DLT_ERROR_NULL_POINTER, // 空指针
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DLT_ERROR_FILE_OPEN_FAILED, // 文件打开失败
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DLT_ERROR_FILE_READ_FAILED, // 文件读取失败
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DLT_ERROR_FILE_CREATE_FAILED, // 文件创建失败
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DLT_ERROR_END_OF_FILE, // 文件结尾
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DLT_ERROR_INVALID_HEADER, // 非法头
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DLT_ERROR_INCOMPLETE_DATA, // 数据不完整
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DLT_ERROR_MEM_ALLOCATE_FAILED, // 内存分配失败
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DLT_ERROR_MSG_LIST_EMPTY, // 消息列表为空
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} DLT_Err;
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// DLT消息条目结构定义
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typedef struct
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{
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DltStorageHeader storage_header; // 存储头
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DltStandardHeader standard_header; // 标准头
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DltStandardHeaderExtra standard_header_extra; // 标准头额外内容
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DltExtendedHeader extendedheader; // 扩展头
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size_t payload_length; // 消息长度
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uint8_t *payload_buffer; // 载荷
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} DLT_Msg; // 文件中的消息条目
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// DLT消息链表节点
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typedef struct DLT_Msg_Node_Struct
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{
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DLT_Msg Msg;
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DLT_Msg_Node_Struct *p_next;
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} DLT_Msg_Node;
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}
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// DLT 文件类
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class DLT_File
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{
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private:
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FILE *p_file; // 文件指针
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size_t msg_count; // 消息条目计数
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size_t payload_max_len; // 最长载荷长度
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DLT_Type::DLT_Msg_Node *Msg_List_Head; // 消息列表
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/**
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* @brief 读取dlt文件头
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* @param Msg 读取后存储的目标结构体
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* @return DLT_Type::DLT_Err 错误类型枚举
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*/
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DLT_Type::DLT_Err dlt_file_read_header(DLT_Type::DLT_Msg *Msg);
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/**
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* @brief 读取dlt文件载荷
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* @param Msg 读取后存储的目标结构体
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* @return DLT_Type::DLT_Err 错误类型枚举
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*/
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DLT_Type::DLT_Err dlt_file_read_payload(DLT_Type::DLT_Msg *Msg);
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/**
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* @brief 解析dlt文件
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* @param null
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* @return DLT_Type::DLT_Err 错误类型枚举
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*/
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DLT_Type::DLT_Err dlt_file_parse(void);
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public:
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DLT_File(); // 构造函数
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~DLT_File(); // 析构函数
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/**
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* @brief 打开DLT文件
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* @param file_name_str 目标文件名
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* @return DLT_Type::DLT_Err 错误类型枚举
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*/
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DLT_Type::DLT_Err open(const char *file_name_str);
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/**
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* @brief 获取解析完成的消息列表
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* @param p_msg_list 消息列表存入的指针
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* @return 消息列表计数
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*/
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size_t get_msg_list(DLT_Type::DLT_Msg_Node *(&p_msg_list));
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/**
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* @brief 导出为CSV
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* @param file_name_str 目标文件名
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* @return DLT_Type::DLT_Err 错误类型枚举
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*/
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DLT_Type::DLT_Err export_to_csv(const char *file_name_str);
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/**
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* @brief 清理请求的存储并恢复初始状态
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* @param null
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* @return null
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*/
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void clear(void);
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};
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#endif
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39
Src/Command_Solve.cpp
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Src/Command_Solve.cpp
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#include "Command_Solve.hpp"
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#include "DLT_Utilities.hpp"
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extern "C"
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{
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#include "windows.h"
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}
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DLT_File File;
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// 命令行处理
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void Pre_Command_Solve(void)
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{
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// 获取命令行
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int argc;
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LPWSTR *argv;
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argv = CommandLineToArgvW(GetCommandLineW(), &argc);
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if (argc <= 1)
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return;
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DLT_Type::DLT_Err err;
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int size_needed = WideCharToMultiByte(CP_UTF8, 0, argv[1], -1, NULL, 0, NULL, NULL);
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char *strTo = (char *)malloc(size_needed);
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WideCharToMultiByte(CP_UTF8, 0, argv[1], -1, &strTo[0], size_needed, NULL, NULL);
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err = File.open(strTo);
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DLT_Type::DLT_Msg_Node *p_list;
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File.get_msg_list(p_list);
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free(strTo);
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err = File.export_to_csv("test.csv");
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if (err == DLT_Type::DLT_ERROR_NONE)
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return;
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}
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374
Src/DLT_Utilities.cpp
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Src/DLT_Utilities.cpp
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#include "DLT_Utilities.hpp"
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extern "C"
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{
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#include "stdlib.h"
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#include "string.h"
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#include "sys/time.h"
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}
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// 构造函数
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DLT_File::DLT_File()
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{
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// 初始化内容
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this->p_file = nullptr;
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this->msg_count = 0;
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this->payload_max_len = 0;
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this->Msg_List_Head = nullptr;
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}
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// 析构函数
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DLT_File::~DLT_File()
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{
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clear();
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}
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// 清理请求的存储并恢复初始状态
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void DLT_File::clear(void)
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{
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if (this->Msg_List_Head == nullptr)
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return;
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// 释放分配的空间
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while (this->Msg_List_Head != nullptr)
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{
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DLT_Type::DLT_Msg_Node *p_target = this->Msg_List_Head;
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this->Msg_List_Head = this->Msg_List_Head->p_next;
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free(p_target->Msg.payload_buffer);
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free(p_target);
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}
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// 初始化内容
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this->p_file = nullptr;
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this->msg_count = 0;
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this->payload_max_len = 0;
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this->Msg_List_Head = nullptr;
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}
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DLT_Type::DLT_Err DLT_File::dlt_file_read_header(DLT_Type::DLT_Msg *Msg)
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{
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if (Msg == nullptr)
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return DLT_Type::DLT_ERROR_NULL_POINTER;
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// 存储头
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{
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// 读取存储头
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if (fread(&(Msg->storage_header), sizeof(Msg->storage_header), 1, this->p_file) != 1)
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{
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if (feof(this->p_file))
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return DLT_Type::DLT_ERROR_END_OF_FILE;
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else
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return DLT_Type::DLT_ERROR_FILE_READ_FAILED;
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}
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// 检查存储头
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if (memcmp(Msg->storage_header.pattern, "DLT\x01", 4))
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return DLT_Type::DLT_ERROR_INVALID_HEADER;
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}
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// 标准头
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{
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// 读取标准头
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if (fread(&(Msg->standard_header), sizeof(Msg->standard_header), 1, this->p_file) != 1)
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{
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if (feof(this->p_file))
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return DLT_Type::DLT_ERROR_INCOMPLETE_DATA;
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else
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return DLT_Type::DLT_ERROR_FILE_READ_FAILED;
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}
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// 反向拼接len字段
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// [PRS_Dlt_00091] ⌈The Standard Header and the Extended Header shall be in big endian format (MSB first).⌋ (RS_LT_00016,RS_LT_00013)
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// DLT标准头是大端序，与小端序存储的uint16正好相反，所以需要反向
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{
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uint16_t len_swap;
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*((uint8_t *)&len_swap) = *(((uint8_t *)&Msg->standard_header.len) + 1);
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*(((uint8_t *)&len_swap) + 1) = *((uint8_t *)&Msg->standard_header.len);
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Msg->standard_header.len = len_swap;
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}
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}
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// 消息头长度统计
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size_t msg_header_len = sizeof(Msg->standard_header);
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// 标准头扩展部分
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{
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// 含有额外的ECU ID
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if (Msg->standard_header.htyp.WEID)
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{
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msg_header_len += sizeof(Msg->standard_header_extra.ecu);
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if (fread(&(Msg->standard_header_extra.ecu), sizeof(Msg->standard_header_extra.ecu), 1, this->p_file) != 1)
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{
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if (feof(this->p_file))
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return DLT_Type::DLT_ERROR_INCOMPLETE_DATA;
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else
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return DLT_Type::DLT_ERROR_FILE_READ_FAILED;
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}
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}
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// 含有额外的 Session ID (会话ID)
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if (Msg->standard_header.htyp.WSID)
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{
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msg_header_len += sizeof(Msg->standard_header_extra.seid);
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if (fread(&(Msg->standard_header_extra.seid), sizeof(Msg->standard_header_extra.seid), 1, this->p_file) != 1)
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{
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if (feof(this->p_file))
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return DLT_Type::DLT_ERROR_INCOMPLETE_DATA;
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else
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return DLT_Type::DLT_ERROR_FILE_READ_FAILED;
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}
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// 反向拼接Session ID字段
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// [PRS_Dlt_00091] ⌈The Standard Header and the Extended Header shall be in big endian format (MSB first).⌋ (RS_LT_00016,RS_LT_00013)
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{
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uint32_t data_swap;
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*((uint8_t *)&data_swap) = *(((uint8_t *)&Msg->standard_header_extra.seid) + 3);
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*(((uint8_t *)&data_swap) + 1) = *(((uint8_t *)&Msg->standard_header_extra.seid) + 2);
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*(((uint8_t *)&data_swap) + 2) = *(((uint8_t *)&Msg->standard_header_extra.seid) + 1);
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*(((uint8_t *)&data_swap) + 3) = *((uint8_t *)&Msg->standard_header_extra.seid);
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Msg->standard_header_extra.seid = data_swap;
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}
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}
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// 含有额外的 timestamp (0.1ms 自系统启动后的时间计数)
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if (Msg->standard_header.htyp.WSID)
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{
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msg_header_len += sizeof(Msg->standard_header_extra.tmsp);
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if (fread(&(Msg->standard_header_extra.tmsp), sizeof(Msg->standard_header_extra.tmsp), 1, this->p_file) != 1)
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{
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if (feof(this->p_file))
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return DLT_Type::DLT_ERROR_INCOMPLETE_DATA;
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else
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return DLT_Type::DLT_ERROR_FILE_READ_FAILED;
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}
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// 反向拼接Session ID字段
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// [PRS_Dlt_00091] ⌈The Standard Header and the Extended Header shall be in big endian format (MSB first).⌋ (RS_LT_00016,RS_LT_00013)
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{
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uint32_t data_swap;
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*((uint8_t *)&data_swap) = *(((uint8_t *)&Msg->standard_header_extra.tmsp) + 3);
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*(((uint8_t *)&data_swap) + 1) = *(((uint8_t *)&Msg->standard_header_extra.tmsp) + 2);
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*(((uint8_t *)&data_swap) + 2) = *(((uint8_t *)&Msg->standard_header_extra.tmsp) + 1);
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*(((uint8_t *)&data_swap) + 3) = *((uint8_t *)&Msg->standard_header_extra.tmsp);
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Msg->standard_header_extra.tmsp = data_swap;
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}
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}
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}
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// 扩展头读取
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if (Msg->standard_header.htyp.UEH)
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{
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msg_header_len += sizeof(Msg->extendedheader);
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// 读取标扩展头
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if (fread(&(Msg->extendedheader), sizeof(Msg->extendedheader), 1, this->p_file) != 1)
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{
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if (feof(this->p_file))
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return DLT_Type::DLT_ERROR_INCOMPLETE_DATA;
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else
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return DLT_Type::DLT_ERROR_FILE_READ_FAILED;
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}
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}
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// 计算Payload长度
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Msg->payload_length = Msg->standard_header.len - msg_header_len;
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// 统计最长长度
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if (Msg->payload_length > this->payload_max_len)
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this->payload_max_len = Msg->payload_length;
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return DLT_Type::DLT_ERROR_NONE;
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}
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DLT_Type::DLT_Err DLT_File::dlt_file_read_payload(DLT_Type::DLT_Msg *Msg)
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{
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if (Msg == nullptr)
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return DLT_Type::DLT_ERROR_NULL_POINTER;
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// 读取Payload
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Msg->payload_buffer = (uint8_t *)malloc(Msg->payload_length);
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if (Msg->payload_buffer == nullptr)
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return DLT_Type::DLT_ERROR_MEM_ALLOCATE_FAILED;
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if (fread(Msg->payload_buffer, Msg->payload_length, 1, this->p_file) != 1)
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{
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free(Msg->payload_buffer);
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Msg->payload_buffer = nullptr;
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if (feof(this->p_file))
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return DLT_Type::DLT_ERROR_INCOMPLETE_DATA;
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else
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return DLT_Type::DLT_ERROR_FILE_READ_FAILED;
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}
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return ::DLT_Type::DLT_ERROR_NONE;
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}
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DLT_Type::DLT_Err DLT_File::dlt_file_parse(void)
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{
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DLT_Type::DLT_Msg_Node *p_list_end = nullptr;
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||||
DLT_Type::DLT_Err err = DLT_Type::DLT_ERROR_NONE;
|
||||
while (1)
|
||||
{
|
||||
DLT_Type::DLT_Msg Msg;
|
||||
|
||||
err = dlt_file_read_header(&Msg);
|
||||
if (err != DLT_Type::DLT_ERROR_NONE)
|
||||
{
|
||||
if (err == DLT_Type::DLT_ERROR_END_OF_FILE)
|
||||
break;
|
||||
return err;
|
||||
}
|
||||
err = dlt_file_read_payload(&Msg);
|
||||
if (err != DLT_Type::DLT_ERROR_NONE)
|
||||
return err;
|
||||
|
||||
if (this->Msg_List_Head == nullptr)
|
||||
{
|
||||
this->Msg_List_Head = (DLT_Type::DLT_Msg_Node *)malloc(sizeof(DLT_Type::DLT_Msg_Node));
|
||||
if (this->Msg_List_Head == nullptr)
|
||||
return DLT_Type::DLT_ERROR_MEM_ALLOCATE_FAILED;
|
||||
this->Msg_List_Head->p_next = nullptr;
|
||||
this->Msg_List_Head->Msg = Msg;
|
||||
|
||||
p_list_end = Msg_List_Head;
|
||||
}
|
||||
else
|
||||
{
|
||||
DLT_Type::DLT_Msg_Node *p_target = (DLT_Type::DLT_Msg_Node *)malloc(sizeof(DLT_Type::DLT_Msg_Node));
|
||||
if (p_target == nullptr)
|
||||
return DLT_Type::DLT_ERROR_MEM_ALLOCATE_FAILED;
|
||||
p_target->p_next = nullptr;
|
||||
p_target->Msg = Msg;
|
||||
|
||||
p_list_end->p_next = p_target;
|
||||
p_list_end = p_target;
|
||||
}
|
||||
|
||||
this->msg_count++;
|
||||
}
|
||||
|
||||
return DLT_Type::DLT_ERROR_NONE;
|
||||
}
|
||||
|
||||
DLT_Type::DLT_Err DLT_File::open(const char *file_name_str)
|
||||
{
|
||||
// 打开文件
|
||||
this->p_file = fopen(file_name_str, "rb");
|
||||
if (this->p_file == nullptr)
|
||||
return DLT_Type::DLT_ERROR_FILE_OPEN_FAILED;
|
||||
|
||||
// 求解文件
|
||||
return dlt_file_parse();
|
||||
}
|
||||
|
||||
size_t DLT_File::get_msg_list(DLT_Type::DLT_Msg_Node *(&p_msg_list))
|
||||
{
|
||||
if (this->msg_count != 0)
|
||||
p_msg_list = this->Msg_List_Head;
|
||||
else
|
||||
p_msg_list = nullptr;
|
||||
|
||||
return this->msg_count;
|
||||
}
|
||||
|
||||
DLT_Type::DLT_Err DLT_File::export_to_csv(const char *file_name_str)
|
||||
{
|
||||
FILE *p_file = fopen(file_name_str, "wb");
|
||||
if (p_file == nullptr)
|
||||
return DLT_Type::DLT_ERROR_FILE_CREATE_FAILED;
|
||||
|
||||
DLT_Type::DLT_Msg_Node *p_msg = this->Msg_List_Head;
|
||||
|
||||
// 打印首行
|
||||
{
|
||||
fprintf(p_file, "Index,Date,Time,Timestamp,Count,ECU ID,Application ID,Context ID ,Session ID,Type,Sub Type,Mode,#Args,Payload,");
|
||||
|
||||
for (size_t count = 0; count < this->payload_max_len; count++)
|
||||
fprintf(p_file, "B%d,", count);
|
||||
fseek(p_file, -1, SEEK_CUR);
|
||||
fprintf(p_file, "\r\n");
|
||||
}
|
||||
|
||||
// 遍历每行数据
|
||||
for (size_t line_count = 0; line_count < this->msg_count; line_count++)
|
||||
{
|
||||
|
||||
// 输出索引号
|
||||
fprintf(p_file, "%d,", line_count);
|
||||
|
||||
// 输出日期和时间
|
||||
{
|
||||
time_t timestamp = (time_t)p_msg->Msg.storage_header.seconds;
|
||||
struct tm *time_struct = localtime(×tamp);
|
||||
char time_str[100] = {'\0'};
|
||||
// 格式化为 "YY/MM/DD 时区"
|
||||
strftime(time_str, sizeof(time_str), "%Y/%m/%d UTC%z", time_struct);
|
||||
fprintf(p_file, "%s,", time_str);
|
||||
|
||||
// 格式化为 "HH:MM:SS"
|
||||
strftime(time_str, sizeof(time_str), "%H:%M:%S", time_struct);
|
||||
fprintf(p_file, "T-%s.%d,", time_str, p_msg->Msg.storage_header.microseconds);
|
||||
}
|
||||
|
||||
// 输出头附加信息
|
||||
{
|
||||
// 存在扩展时间戳
|
||||
if (p_msg->Msg.standard_header.htyp.WTMS)
|
||||
{
|
||||
/**< Timestamp since system start in 0.1 milliseconds */
|
||||
char time_str[20];
|
||||
sprintf(time_str, "%d", p_msg->Msg.standard_header_extra.tmsp);
|
||||
char *p_sec_end = time_str + strlen(time_str) - 4;
|
||||
|
||||
// 输出秒
|
||||
for (char *p = time_str; p < p_sec_end; p++)
|
||||
fputc(*p, p_file);
|
||||
// 输出剩余的时间
|
||||
fprintf(p_file, ".%s,", p_sec_end);
|
||||
}
|
||||
else
|
||||
fprintf(p_file, "N/A,");
|
||||
|
||||
// 消息计数
|
||||
fprintf(p_file, "%d,", p_msg->Msg.standard_header.mcnt);
|
||||
|
||||
// 存在扩展ECU ID
|
||||
if (p_msg->Msg.standard_header.htyp.WEID)
|
||||
fprintf(p_file, "%.4s,", p_msg->Msg.standard_header_extra.ecu);
|
||||
else
|
||||
fprintf(p_file, "%.4s,", p_msg->Msg.storage_header.ecu);
|
||||
|
||||
// 存在扩展头
|
||||
if (p_msg->Msg.standard_header.htyp.UEH)
|
||||
{
|
||||
fprintf(p_file, "%.4s,", p_msg->Msg.extendedheader.apid);
|
||||
fprintf(p_file, "%.4s,", p_msg->Msg.extendedheader.ctid);
|
||||
|
||||
if (p_msg->Msg.standard_header.htyp.WSID)
|
||||
fprintf(p_file, "%d,", p_msg->Msg.standard_header_extra.seid);
|
||||
else
|
||||
fprintf(p_file, "N/A,");
|
||||
}
|
||||
}
|
||||
|
||||
for (size_t count = 0; count < p_msg->Msg.payload_length; count++)
|
||||
fprintf(p_file, "%0X,", p_msg->Msg.payload_buffer[count]);
|
||||
|
||||
p_msg = p_msg->p_next;
|
||||
fseek(p_file, -1, SEEK_CUR);
|
||||
fprintf(p_file, "\r\n");
|
||||
}
|
||||
|
||||
return DLT_Type::DLT_ERROR_NONE;
|
||||
}
|
||||
@ -18,6 +18,7 @@ extern "C"
|
||||
#include "Config.hpp" // 配置文件
|
||||
#include "Global_Variables.hpp" // 全局变量相关
|
||||
#include "UI_Layout.hpp" // UI布局相关
|
||||
#include "Command_Solve.hpp" // 命令处理相关
|
||||
|
||||
// 辅助函数声明
|
||||
bool CreateDeviceD3D(HWND hWnd); // 创建 Direct 3D 设备
|
||||
@ -34,6 +35,9 @@ extern IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg
|
||||
// 入口主函数
|
||||
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
|
||||
{
|
||||
// 命令行前置处理
|
||||
Pre_Command_Solve();
|
||||
|
||||
// 启用DPI响应并获取主显示器分辨率
|
||||
ImGui_ImplWin32_EnableDpiAwareness();
|
||||
float main_scale = ImGui_ImplWin32_GetDpiScaleForMonitor(MonitorFromPoint(POINT{0, 0}, MONITOR_DEFAULTTOPRIMARY));
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user