[摘要]1), &wsaD);//初始化WinSocket动态连接库; if( result != 0 ) // 初始化失败; set_LastError( "WSAStartup fa...
1), &wsaD);//初始化WinSocket动态连接库;
if( result != 0 ) // 初始化失败;
{ set_LastError( "WSAStartup failed!", WSAGetLastError() );
return;
}
}
//////////////////////////////
CMySocket::~CMySocket() { WSACleanup(); }//类的析构函数;
////////////////////////////////////////////////////
int CMySocket::Create( void )
{// m_hSocket是类内Socket对象,创建一个基于TCP/IP的Socket变量,并将值赋给该变量;
if ( (m_hSocket = socket( AF_INET, SOCK_STREAM, IPPROTO_TCP )) == INVALID_SOCKET )
{
set_LastError( "socket() failed", WSAGetLastError() );
return ERR_WSAERROR;
}
return ERR_SUCCESS;
}
///////////////////////////////////////////////
int CMySocket::Close( void )//关闭Socket对象;
{
if ( closesocket( m_hSocket ) == SOCKET_ERROR )
{
set_LastError( "closesocket() failed", WSAGetLastError() );
return ERR_WSAERROR;
}
file://重置sockaddr_in 结构变量;
memset( &m_sockaddr, 0, sizeof( sockaddr_in ) );
memset( &m_rsockaddr, 0, sizeof( sockaddr_in ) );
return ERR_SUCCESS;
}
/////////////////////////////////////////
int CMySocket::Connect( char* strRemote, unsigned int iPort )//定义连接函数;
{
if( strlen( strRemote ) == 0
关键词:基于Visual C++的Winsock API研究