pjCLibs：方便C语言编程而作的函数库

最新推荐文章于 2022-03-11 10:55:20 发布

pengqianhe

最新推荐文章于 2022-03-11 10:55:20 发布

阅读量1.7k

点赞数

CC 4.0 BY-SA版权

分类专栏： C

本文链接：https://blog.youkuaiyun.com/pengqianhe/article/details/8106836

C 专栏收录该内容

11 篇文章

订阅专栏

本博客介绍如何使用C#语言实现自动下载yunfile文件的功能，包括使用相关类库进行文件路径处理、字符串操作、文本读写、JPEG文件操作及串口通信等技术，提供了演示程序的主要代码。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

下载地址: 【北方网通】【电信网通】

【下载说明】

1 点击上面的地址，打开下载页面

2 点击"普通下载"--等待30秒--点击"下载"按钮--保存

文件说明：

pjCLibs Library
---------------------------------------------------------------------------

1 pjPath Class
========================================================================
- pjPath_GetVersion( void )
- pjPath_GetVersionPatch( void )
- pjPath_GetVersionMinor( void )
- pjPath_GetVersionMajor( void )
- pjPath_GetFileExtension( char* path, char* fileExt )
- pjPath_GetDirectoryname( char* path, char* directoryName )
- pjPath_GetFileName( char* path, char* fileName )
- pjPath_GetFileNameWithoutExtension( char* path, char* fileName )
- pjPath_GetDriveName( char* path, char* drive )

2 pjString Class
========================================================================
- pjString_GetVersion( void )
- pjString_GetVersionPatch( void )
- pjString_GetVersionMinor( void )
- pjString_GetVersionMajor( void )
- pjString_Find( char* string, char findChar )
- pjString_FindAll( char* string, char findChar, int* pos )
- pjString_Replace( char* string, char oldChar, char newChar )
- pjString_Length( char* string )
- pjString_Copy( char* string, char* fromString )
- pjString_CopyLimited( char* string, char* fromString, int length )
- pjString_Append( char* string, char* append )
- pjString_Substring( char* string, int start, int length, char* substring )

3 pjTextReader Class
========================================================================
- pjTextReader_GetVersion( void )
- pjTextReader_GetVersionPatch( void )
- pjTextReader_GetVersionMinor( void )
- pjTextReader_GetVersionMajor( void )
- pjTextReader_OpenFile( pjTextReader* textReader, char* path )
- pjTextReader_GetLineNumber( pjTextReader* textReader )
- pjTextReader_GetMaxLineLength( pjTextReader* textReader )
- pjTextReader_ReadChars( pjTextReader* textReader, int length, char* line )
- pjTextReader_ReadLine( pjTextReader* textReader, char* line )
- pjTextReader_CloseFile( pjTextReader* textReader )

4 pjTextWriter Class
========================================================================
- pjTextWriter_GetVersion( void )
- pjTextWriter_GetVersionPatch( void )
- pjTextWriter_GetVersionMinor( void )
- pjTextWriter_GetVersionMajor( void )
- pjTextWriter_OpenFile( pjTextWriter* textWriter, char* path )
- pjTextWriter_WriteChars( pjTextWriter* textWriter, char* writeChars )
- pjTextWriter_WriteLine( pjTextWriter* textWriter, char* writeLine )
- pjTextWriter_CloseFile( pjTextWriter* textWriter )

5 pjJpegFile Class
========================================================================
- pjJpegFile_GetVersion( void )
- pjJpegFile_GetVersionPatch( void )
- pjJpegFile_GetVersionMinor( void )
- pjJpegFile_GetVersionMajor( void )
- pjJpegFile_ReadFile( char* fileName, pjJpegFile* jpegFile )
- pjJpegFile_WriteFile( const pjJpegFile* jpegFile, char* fileName, int quality );
- pjJpegFile_GetPixel( const pjJpegFile* jpegFile, unsigned int row, unsigned int col );
- pjJpegFile_SetPixel( pjJpegFile* jpegFile, unsigned int row, unsigned int col, pjJpegColor clr );
- pjJpegFile_SetRegionColor( pjJpegFile* jpegFile, unsigned int x,
                                unsigned int y,
                                unsigned int width,
                                unsigned int height,
                                pjJpegColor clr );
- pjJpegFile_Dispose( pjJpegFile* jpegFile );

6 pjSerialPort Class
========================================================================
- pjSerialPort_GetVersion( void )
- pjSerialPort_GetVersionPatch( void )
- pjSerialPort_GetVersionMinor( void )
- pjSerialPort_GetVersionMajor( void )
- pjSerialPort_Initialize( void )
- pjSerialPort_OpenPort( int port, int baud_rate, int parity, int data_bits,
int stop_bits )
- pjSerialPort_ClosePort( void )
- pjSerialPort_ReadData( void* data, int length )
- pjSerialPort_WriteData( const char* data )
- pjSerialPort_BytesToRead( void )
- pjSerialPort_IsOpened( void )
- pjSerialPort_WriteChar( char ch )
- pjSerialPort_WriteLine( const char* line )
- pjSerialPort_ReadLine( void )
- pjSerialPort_ReadLineWithInterrupt( int pressKeyExit )
- pjSerialPort_ReadLineWithCallback( char key, pjSerialPort_Callback callback )
- pjSerialPort_ReadLineWithCallbacks( char* keys, pjSerialPort_Callback* callbacks )

您也可以选择，从我的GitHub下载：https://github.com/joyeepeng/pjCLibs

演示程序主要代码：

#include <stdio.h>
#include <stdlib.h>
#include <conio.h>

//#define __DEBUG_PJPATH__
//#define __DEBUG_PJSTRING__
//#define __DEBUG_PJTEXTREADER__
//#define __DEBUG_PJTEXTWRITER__
//#define __DEBUG_PJJPEGFILE__
#define __DEBUG_PJSERIALPORT__

#ifdef __DEBUG_PJSERIALPORT__
#include "pjSerialPort.h"
#endif

#ifdef __DEBUG_PJJPEGFILE__
#include "pjJpegFile.h"
#endif

#ifdef __DEBUG_PJTEXTWRITER__
#include "pjTextWriter.h"
#endif

#ifdef __DEBUG_PJTEXTREADER__
#include "pjTextReader.h"
#endif

#ifdef __DEBUG_PJPATH__
#include "pjPath.h"
#endif

#ifdef __DEBUG_PJSTRING__
#include "pjString.h"
#endif

#ifdef __DEBUG_PJSERIALPORT__
void SendDataWithLineEnd( void ){
    char send[25];
    printf("Send String: ");  
    scanf("%s", send);
    pjSerialPort_WriteLine( send );
}

void SendData( void ){
    char send[25];
    printf("Send String: ");  
    scanf("%s", send);
    pjSerialPort_WriteData( send ); 
}

void Exit( void ){
    pjSerialPort_ClosePort();
    exit(0);   
}
#endif

int main(int argc, char *argv[])
{
#ifdef __DEBUG_PJSERIALPORT__
    long int version = pjSerialPort_GetVersion();
    printf("pjSerialPort Ver: %d.%d.%d\n", version>>16&0xff, version>>8&0xff, version&0xff);
    printf("pjSerialPort Ver: %d.%d.%d\n", pjSerialPort_GetVersionMajor(), pjSerialPort_GetVersionMinor(), pjSerialPort_GetVersionPatch());
    
    pjSerialPort_Initialize();
    pjSerialPort_OpenPort( 4, 115200, 0, 8, 0 );
    pjSerialPort_Callback* callbacks = (pjSerialPort_Callback*)malloc(sizeof(pjSerialPort_Callback)*3);
    callbacks[0] = SendDataWithLineEnd;
    callbacks[1] = SendData;
    callbacks[2] = Exit;
    if( pjSerialPort_IsOpened() ){
        printf("open port passed.\n");
        while( !kbhit() ){
            printf("%s", pjSerialPort_ReadLineWithCallbacks( "sge", callbacks ) );   
        }
        pjSerialPort_ClosePort();
    }else{
        printf("open port failed.\n");
    }
    free( callbacks );
#endif

#ifdef __DEBUG_PJJPEGFILE__
    if( pjJpegFile_IsLibJpegExist() ){
        long int version = pjJpegFile_GetVersion();
        printf("pjJpegFile Version: %d.%d.%d\n", version>>16&0xff, version>>8&0xff, version&0xff);
        printf("pjJpegFile Version: %d.%d.%d\n", pjJpegFile_GetVersionMajor(), pjJpegFile_GetVersionMinor(), pjJpegFile_GetVersionPatch());
        
        pjJpegFile* jpegFile = (pjJpegFile*)malloc(sizeof(pjJpegFile));
    
        pjJpegFile_ReadFile( "flower.jpg", jpegFile );
        int c = 0, r = 0;
        printf("GetPixel Pos: ");
        scanf("%d,%d",&r,&c);
        pjJpegColor clr = pjJpegFile_GetPixel( jpegFile, r, c );
        printf("%d,%d,%d\n", clr.R, clr.G, clr.B );
        clr.R = 255;
        clr.G = 0;
        clr.B = 255;
        pjJpegFile_SetRegionColor( jpegFile, c+5, r+5, 100,100, clr);
        clr.R = 0;
        clr.G = 0;
        clr.B = 0;
        pjJpegFile_SetPixel( jpegFile, 20, 20, clr );
        pjJpegFile_WriteFile( jpegFile, "flower2.jpg", 75 );
        
        pjJpegFile_Dispose( jpegFile );
        free(jpegFile);
    }else{
        printf("jpeg62.dll is not exist.\n");  
    }
#endif

#ifdef __DEBUG_PJTEXTWRITER__
    long int version = pjTextWriter_GetVersion();
    printf("pjTextWriter Version: %d.%d.%d\n", version>>16&0xff, version>>8&0xff, version&0xff);
    printf("pjTextWriter Version: %d.%d.%d\n", pjTextWriter_GetVersionMajor(), pjTextWriter_GetVersionMinor(), pjTextWriter_GetVersionPatch());
    
    pjTextWriter* textWriter = (pjTextWriter*)malloc(sizeof(pjTextWriter));
    char buffer[8] = "dded";
    
    pjTextWriter_OpenFile( textWriter, "C:\\a.txt" );
    pjTextWriter_WriteLine( textWriter, "abcd" );
    pjTextWriter_WriteChars( textWriter, buffer );
    pjTextWriter_WriteLine( textWriter, "123");
    pjTextWriter_CloseFile( textWriter );
    
    free(textWriter);
    textWriter = NULL;
#endif

#ifdef __DEBUG_PJTEXTREADER__
    long int version = pjTextReader_GetVersion();
    printf("pjTextReader Version: %ld.%d.%d\n", version>>16&0xff, version>>8&0xff, version&0xff);
    printf("pjTextReader Version: %d.%d.%d\n", pjTextReader_GetVersionMajor(),pjTextReader_GetVersionMinor(),pjTextReader_GetVersionPatch());
    
    pjTextReader* textReader = (pjTextReader*)malloc(sizeof(pjTextReader));
    char line[9];
    pjTextReader_OpenFile( textReader, "a.txt" );
    printf("GetLineNumber: %d\n", pjTextReader_GetLineNumber( textReader ) );
    printf("MaxLineLength: %d\n", pjTextReader_GetMaxLineLength( textReader ) );
    pjTextReader_ReadChars( textReader, 6, line);
    printf("ReadChars: %s\n", line);
    pjTextReader_ReadLine( textReader, line );
    printf("ReadLine: %s\n", line );
    pjTextReader_ReadLine( textReader, line );
    printf("ReadLine: %s\n", line );
    pjTextReader_ReadLine( textReader, line );
    printf("ReadLine: %s\n", line );
    pjTextReader_CloseFile( textReader );
    free(textReader );
#endif

#ifdef __DEBUG_PJPATH__
	long int version = pjPath_GetVersion();
	printf("pjPath Version: %ld.%d.%d\n", version>>16&0xff, version>>8&0xff, version&0xff);
	printf("pjPath Version: %d.%d.%d\n", pjPath_GetVersionMajor(), pjPath_GetVersionMinor(), pjPath_GetVersionPatch() );
	
	char fileExt[6];
	pjPath_GetFileExtension("C:\\a.txt",fileExt);
	printf("GetFileExtension: %s\n", fileExt);
	
	char dirName[128];
	pjPath_GetDirectoryName("C:\\pengjun\\abc\\d.pdf",dirName);
	printf("GetDirectoryName: %s\n", dirName);
	
	char fileName[12];
	pjPath_GetFileName("C:\\pengjun\\a\\b\\c\\defs.sdf",fileName);
	printf("FileName: %s\n", fileName);
	pjPath_GetFileNameWithoutExtension("C:\\pengjun\\a\\dsf.dd",fileName);
	printf("FileName: %s\n", fileName);
	
	pjPath_GetDriveName("C:\\pengjun\\abc\\dedfs.dff",fileName);
	printf("DriveName: %s\n", fileName);
#endif

#ifdef __DEBUG_PJSTRING__
    long int version = pjString_GetVersion();
	printf("pjString Version: %ld.%d.%d\n", version>>16&0xff, version>>8&0xff, version&0xff);
	printf("pjString Version: %d.%d.%d\n", pjString_GetVersionMajor(), pjString_GetVersionMinor(), pjString_GetVersionPatch() );
	
	char* testString = "abcd1389c";
	printf("Length: %d\n", pjString_Length(testString) );
	printf("Find: %d\n", pjString_Find(testString,'1'));
	
	char* testStr = (char*)malloc(sizeof(char)*strlen(testString));
	memset(testStr,'\0',sizeof(char)*strlen(testString));
	pjString_Copy( testStr, testString );
	printf("Copy: %s\n", testStr);
	pjString_Replace( testStr, 'c', 'e' );
	printf("Replace: %s\n", testStr );
	pjString_CopyLimited( testStr, testString, pjString_Length(testString)-3);
	printf("CopyLimited: %s\n", testStr);
	pjString_Append( testStr, "peng" );
	printf("Append: %s\n", testStr );
	char* subStr = (char*)malloc(sizeof(char)*5);
	pjString_Substring(testStr,2,5,subStr);
	printf("Substring: %s\n", subStr);
	int* find = (int*)malloc(sizeof(int)*5);
	int num = pjString_FindAll( testString, 'c', find );
	int i = 0;
	for(i=0;i<num;i++)
		printf(" %d ", find[i]);
	free(find);
	free(subStr);
	free(testStr);
#endif
	
	system("pause");
	return 0;
}

【更多阅读】