C Programming specification, sample code.

C Programming specification, sample code.

/*************************************** * ************************ Copyright (c) 2014, TianYuan * All rights reserved. ** file name: standard. h * File ID: Sample Code for programming specifications ** current version: V1.0 * Author: wuyq * completion date: 20140709 ** modify record 1: // modify history, including the modification date, version number, modifier, and modification content. * modify date version number modifier content * required * 20140709 V1.0 wuyq creation ************* ***************************** * **********************/# Ifndef _ STANDARD_H __# define _ STANDARD_H _/* redefinition some basic data types */typedef char s8; typedef unsigned char u8; typedef signed short s16; typedef unsigned short 2010; typedef int s32; typedef unsigned int u32; typedef float f32; typedef signed long s64; typedef unsigned long u64; typedef enum {FALSE = 0, TRUE =! FALSE} bool; typedef bool BOOL;/* message header */typedef struct {2010u16msgtype;/* Message Type */service.u16msglength;/* valid message data length */u8 u8TransType; /* transmission channel 0: Network 1: Serial Port */u8 u8Reserved [3];/* alignment */} STRU_MSG_HEAD;/* time information */typedef struct {2010u16year; /* year */2010u16month;/* month */u8 u8Day;/* day */u8 u8Hour;/* hour */u8 u8Minute;/* minute */u8 u8Second; /* seconds */} STRU_TIME_INFO;/* MCM-> Main query system information */struct stru_machine_info_req {STRU_MSG_HEAD struMsgHeader;/* message header */}; /* Main-> MCM feedback system information */struct stru_machine_info_rsp {STRU_MSG_HEAD struMsgHeader;/* message header */f32 f32Temp;/* Current sampling temperature */f32 f32Vol; /* Current Sampling voltage */f32 f32CpuFreq;/* Cpu frequency */u32 u32FreeMem;/* remaining memory */u32 u32FreeDisk;/* remaining FLASH space */}; /* Main returns the software upgrade result to MCM */struct stru_software_update_rsp {STRU_MSG_HEAD struMsgHeader; u8 b8Successful;/* indicates whether the upgrade is successful */u8 u8Reserved [3, retain */}; // use the following style for the function Header /***************************** **************************************** ** function description: * input parameter: * output parameter: * return value: * Other Description: * modify record 1: // modify history, including the modification date, version number, modifier, and modification content. * modify date version number modifier content * required * 20140709 V1.0 wuyq creation ************* **************************************** * *****************/# endif

/*************************************** * ******************************* Copyright (c) 2014, TianYuan * All rights reserved. ** file name: UnitTest. c * File ID: none * Content summary: Protocol and unit test sample code * Other Instructions: none * Current version: V1.0 * Author: wuyq * completion date: 20140709 ** modify record 1: // modify history, including the modification date, version number, modifier, and modification content. * modify date version number modifier content * required * 20140709 V1.0 wuyq creation ************* **************************************** * ****************/# include
 
  
# Include
  
   
// Redefine the Data Type typedef unsigned char UINT8; typedef unsigned short int UINT16; typedef unsigned int UINT32; typedef signed int INT32; // message header structure typedef struct {UINT16 iReserve1; UINT16 iReserve2; UINT16 iReserve3; UINT16 iReserve4;} MsgHead_T; // message structure (including message header and Message Body) typedef struct {MsgHead_T MsgHead; // message header UINT32 iOperType; // operation type. The operation type can only be 1 or 2 UINT8 szUserNumber [30]; // user number UINT8 szOperTime [20]; // operation time, in the format of y Yyymmdd UINT32 iReserve1; // reserved field 1 UINT8 szReserve2 [50]; // reserved field 2} UserReqMsg_T; // function declaration INT32 ProcUserReqMsg (UserReqMsg_T * ptUserReqMsg); INT32 main (); /*************************************** * ******************************** function description: main function * input parameter: none * output parameter: none * return value: 0-execution completed * Other Description: No * modification date version number modifier modified * expires * 20140507 V1. 0 zzx create ************************************* * ********************************/INT32 main () {UINT8 iRetVal = 0; UINT32 iOperType = 0; // operation type UINT8 szUserNumber [30] = {0}; // user number UINT8 szOperTime [10] = {0 }; // operation time, in the format of yyyymmdd UserReqMsg_T tUserReqMsg = {0}; // request message // assign a value to the Message Header tUserReqMsg. msgHead. iReserve1 = 1; tUserReqMsg. msgHead. iReserve2 = 2; tUserReqMsg. msgHead. iReserve3 = 3; tUserReqM Sg. msgHead. iReserve4 = 4; // read the value of the Message Field printf ("Operation Type: \ n"); scanf ("% d", & iOperType); printf ("user number: \ n "); scanf (" % s ", szUserNumber); printf (" Operation Time: \ n "); scanf (" % s ", szOperTime ); // assign values to specific message fields (retain fields without assigning values) tUserReqMsg. iOperType = iOperType; strncpy (tUserReqMsg. szUserNumber, szUserNumber, strlen (szUserNumber); // obtain the number. Use strncpy instead of strcpy strncpy (tUserReqMsg. szOperTime, szOperTime, strlen (szOperTime ));// Obtain the time. Use strncpy to replace strcpy. // the message body field is incorrectly judged. iRetVal = ProcUserReqMsg (& tUserReqMsg); // note: when passing parameters, add & if (iRetVal = 0) // The function execution is correct {// print The message field content printf ("The user request message is: iOperType = % d, szUserNumber = % s, szOperTime = % s. \ n ", tUserReqMsg. iOperType, tUserReqMsg. szUserNumber, tUserReqMsg. szOperTime); return 0;} else // print the exception message {printf ("Some content of the user request message is wrong, please ch Eck! \ N "); return-1 ;}} /*************************************** * ******************************** function description: exception judgment on the fields of the message body * input parameter: ptUserReqMsg-user request message * output parameter: none * return value: 0-success other-failure * Other description: no * modified date version number modifier modified content * found * 20140507 V1.0 zzx create ************************ **************************************** * *****/INT32 ProcUserReq Msg (UserReqMsg_T * ptUserReqMsg) {INT32 iRetValue = 0; // exception judgment on input parameters if (ptUserReqMsg = NULL) {printf ("ProcUserReqMsg (...): input parameter (ptUserReqMsg) is NULL. \ n "); return-1 ;}// exception judgment on the message body field if (ptUserReqMsg-> iOperType! = 1) & (ptUserReqMsg-> iOperType! = 2) // The operation type can only be 1 or 2, and the other is Data Exception {printf ("ProcUserReqMsg (...): the iOperType is wrong, iOperType = % d. \ n ", ptUserReqMsg-> iOperType); return-2;} if (strlen (ptUserReqMsg-> szUserNumber )! = 8) // The user number is incorrect. The length is 8 characters. {printf ("ProcUserReqMsg (...): the szUserNumber is wrong. \ n "); return-3;} if (strlen (ptUserReqMsg-> szOperTime )! = 8) // The operation time is abnormal. The length is 8 bits. {printf ("ProcUserReqMsg (...): the szOperTime is wrong. \ n "); return-4;} return 0 ;}