www.pudn.com > MirGui.rar > MirSocket.cpp

// MirSocket.cpp: implementation of the CMirSocket class. 
// 
////////////////////////////////////////////////////////////////////// 
 
#include "stdafx.h" 
#include "MirSocket.h" 
 
////////////////////////////////////////////////////////////////////// 
// Construction/Destruction 
////////////////////////////////////////////////////////////////////// 
 
CMirSocket::CMirSocket() 
{ 
 
} 
 
CMirSocket::~CMirSocket() 
{ 
 
} 
int CMirSocket::SetNoBlock( SOCKET s ) 
{ 
	unsigned long mode = 1; 
	if( ioctlsocket( s, FIONBIO, &mode ) == -1 ) 
		return 0; 
	return 1; 
} 
BOOL	CMirSocket::NetStartup() 
{ 
	WSADATA m_wsaData; 
	return (WSAStartup(MAKEWORD(2,2), &m_wsaData) != SOCKET_ERROR); 
} 
BOOL	CMirSocket::NetCleanup() 
{ 
	return WSACleanup(); 
} 
 
SOCKET	CMirSocket::OpenConnection( char * ip, unsigned short port ) 
{ 
	LPHOSTENT m_pHost; 
	SOCKET	s; 
	struct	sockaddr_in ServAddr; 
	m_pHost = gethostbyname(ip); 
	s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); 
	ServAddr.sin_family	= AF_INET; 
	ServAddr.sin_addr.s_addr = *(ULONG *)m_pHost->h_addr_list[0]; 
	ServAddr.sin_port = htons(port); 
	int erri = connect(s, (struct sockaddr *)&ServAddr, sizeof(ServAddr)); 
	if( erri == -1) 
		return 0; 
	return s; 
} 
void	CMirSocket::CloseConnection( SOCKET s ) 
{ 
	closesocket( s ); 
}