scon.h

一个用于银行视频联播网中客户端广告机的网络通信部分

#ifndef _SCON_H_
#define _SCON_H_

#include <stdio.h>

#define INVALID_SOCKET (~0)
#define DEFAULT_PORT_NUM 21

/*print ftp server return message*/
int GetReply();
/*Read ftp server message line by line*/
int GetLine();
/*send control message to ftp server*/
int SendControlMsg(char *szBuffer, int);
/*connect to ftp server*/
int ConnectToServer(char *name, char *port);
/*Listen socket*/
int GetListenSocket();
/*establish connection with ftp server*/
int AcceptConnection();
/*Read ftp server Control message*/
int ReadControlMsg(char * szBuffer, int len);
/*Read Data Message from ftp server*/
int ReadDataMsg( char *szBuffer, int len);
/*Send Data connection message to ftp server*/
int SendDataMsg( char *szBuffer, int len);
/*close data connection from local to ftp server*/
void CloseDataConnection( int hSocket );
/*Close Control connection from local to ftp server*/
void CloseControlConnection( void );
/*Close listen socket */
void CloseListenSocket( void );
/*Check connection status between local and ftp server*/
int CheckControlMsg( char *szPtr, int len);
/*Check Input ,the founction never used*/
int CheckInput();
//int CheckFds( char *command);


#endif