www.pudn.com > ftpd.rar > ftpc.c

/* 
 
Talk (TCP) example for DSock, copyright (C) 2002 by DM&P. 
It's show you how to use sockets to connect to Internet. It's also provide 
a Windows version written by WinSock. 
 
*/ 
 
#include "..\dsock.h" 
#include  
#include  
 
#define FTP_PORT 21 
 
char  szBuf[32]; 
 
BOOL  FtpClient(SOCKET s, char *szServer); 
 
int main(int nArgCnt, char **pszArg) 
{ 
  DWORD   dwIp; 
  SOCKET  s; 
 
  printf("\nDM&P DSock Talk-TCP Example Program\n\n"); 
 
  /* Open DSock library */ 
  if(DSock_Open() == FALSE) 
  { 
    printf("Unable to initialize socket library\n"); 
    return 1; 
  } 
 
  /* Load network setup from config file */ 
  DSock_LoadConfigFile("dsock.cfg"); 
 
  /* Show my IP */ 
  dwIp = DSock_GetHostIp(); 
  inet_ntoa(szBuf, dwIp); 
  printf("My IP : %s\n", szBuf); 
 
  s = SocketCreate(TCP_SOCKET); 
  if(s == INVALID_SOCKET) 
  { 
    printf("SocketCreate() error\n"); 
    DSock_Close(); 
    return 1; 
  } 
 
  if(nArgCnt>1)   
     FtpClient(s, pszArg[1]); 
  else 
	 printf("Please Input server IP and Port\n");	  
  SocketClose(s); 
  SocketDestory(s); 
 
  /* Close DSock library */ 
  DSock_Close(); 
 
  return 0; 
} 
 
BOOL FtpClient(SOCKET s, char *szServer) 
{ 
   
  char szBuf[1024];	 
  printf("Talk client mode, connecting to server...\n"); 
 
  /* Connect to server */ 
  if(SocketConnect(s, inet_addr(szServer), FTP_PORT) == FALSE) 
  { 
    printf("SocketConnect() error\n"); 
    return FALSE; 
  } 
  if(SocketDataReady(s)) 
  { 
     SocketGetString(s, szBuf, 1024); 
     printf("%s\n", szBuf); 
	 printf("Connected to %s:%d\n", szServer, FTP_PORT); 
  } 
  else  return FALSE; 
  //SocketPutString(s, "%s\n", "user user"); 
   
  SocketPutString(s, "%s\n", "pass dmpr"); 
  if(SocketDataReady(s)) 
  { 
     SocketGetString(s, szBuf, 1024); 
     printf("%s\n", szBuf); 
  } 
  else  return FALSE; 
   
  while(TRUE) 
  { 
    /* Check key press and send it out */ 
    char c=0; 
	if(kbhit()) 
    { 
      c = getch(); 
      switch( c) 
	  { 
	  case 27: 
	      printf("\nProgram terminated\n"); 
          break; 
	  case 'l': 
	  case 'L': 
          Socket s2; 
		  SocketPutString(s, "%s\n", "list"); 
		  s2 = SocketCreate(TCP_SOCKET); 
          SocketConnect(s2, inet_addr(szServer), FTP_PORT); 
		  while(SocketGetString(s2,szBuf,1024)) 
		      printf("%s\n", szBuf); 
		  SocketClose(s2); 
          SocketDestory(s2); 
		  printf("Send directory end\n"); 
		  break; 
	  case 'S': 
	  case 's': 
		  break; 
	  case 'd': 
	  case 'D': 
		  break; 
      } 
       
    } 
    if(c==27) 
	{ 
		 
		printf("\nProgram terminated\n"); 
		break; 
	} 
  } 
     
  return TRUE; 
}