clientrequest.c

linux先ftp客户端,实现文件上传下载,建立目录,实现互联网文件共享

#include "MyFtpSvr.h"

void Recv(int s, char *buf, int len, int flags)
{
	int iRet;
	iRet=recv(s,buf,len,flags);
	if(iRet<0)
	{
		perror("recv faild");
		return;
	}
	
}

void UpLoadRegFile(char *szSvrMsg,int sockControl,int sockData)
{
	char RecvDataBuf[1024]={0};
	char szMsg[64]={0};
	char *FilePath=NULL;
	int nrecv;
	FILE *fpFile=NULL;
	FilePath=FindFilePath(szSvrMsg);
	fpFile=fopen(FilePath,"wb+");
	if(fpFile==NULL)
	{
		perror("open fild");
		return;
	}
	strcpy(szMsg,"150 Ok to send data.\r\n");
	Send(sockControl,szMsg,strlen(szMsg),0);
	while((nrecv=recv(sockData,RecvDataBuf,sizeof(RecvDataBuf),0))!=0)
	{
		fwrite(RecvDataBuf,1,nrecv,fpFile);
		memset(RecvDataBuf,'\0',sizeof(RecvDataBuf));
	}
	fclose(fpFile);
	strcpy(szMsg,"226 Directory send OK.\r\n");
	Send(sockControl,szMsg,strlen(szMsg),0);
}

void UpLoadDirFile(char *szSvrMsg,int sockControl)
{
	char *FilePath=NULL;
	char szMsg[64]={0};
	FilePath=FindFilePath(szSvrMsg);
	if(mkdir(FilePath,0666)!=0)
	{
		if(errno!=EEXIST)
		{
			perror("mkdir");
			return;
		}
	}
	strcpy(szMsg,"257 file created!\r\n");
	Send(sockControl,szMsg,strlen(szMsg),0);
}

void DeleRegFile(char *szSvrMsg,int sockControl)
{
	assert(szSvrMsg!=NULL);
	char *FilePath=NULL;
	FilePath=FindFilePath(szSvrMsg);
	unlink(FilePath);
	strcpy(szSvrMsg,"250 Delete operation successful.\r\n");
	Send(sockControl,szSvrMsg,strlen(szSvrMsg),0);
}

void DeleDirFile(char *szSvrMsg,int sockControl)
{
	assert(szSvrMsg!=NULL);
	char *FilePath=NULL;
	FilePath=FindFilePath(szSvrMsg);
	rmdir(FilePath);
	strcpy(szSvrMsg,"250 Remove directory operation successful.\r\n");
	Send(sockControl,szSvrMsg,strlen(szSvrMsg),0);
}

void Send(int s, const void *msg, size_t len, int flags)
{
	int iRet;
	iRet=send(s,msg,len,flags);
	if(iRet<0)
	{
		perror("send faild");
		return;
	}

}

void DownLoadRegFile(char *szSvrMsg,int sockControl,int sockData)
{
	char szBuf[256]={0};
	char szMsg[64]={0};
	char *FilePath;
	int nread;
	FILE *fp;

	FilePath=FindFilePath(szSvrMsg);
	strcpy(szMsg,"150 Opening BINARY mode data connection.\r\n");
	
	Send(sockControl,szMsg,strlen(szMsg),0);
	fp=fopen(FilePath,"r");
	if(NULL==fp)
	{
		perror("fopen fild");
		return;
	}
	while(!feof(fp))
	{
		nread=fread(szBuf,1,sizeof(szBuf),fp);
		Send(sockData,szBuf,nread,0);
		memset(szBuf,'\0',sizeof(szBuf));
	}
	fclose(fp);
	memset(szMsg,'\0',sizeof(szMsg));
	strcpy(szMsg,"226 File send OK.\r\n");
	Send(sockControl,szMsg,strlen(szMsg),0);
}