/* the name... */
int ReconnectSock(int sock, char *Host, int Port, int Flags)
{
int salen, result;
struct sockaddr_in sa;
struct hostent *hostdata;
sa.sin_family=AF_INET;
sa.sin_port=htons(Port);
if (IsAddress(Host))
{
inet_aton(Host, (struct in_addr *) &sa.sin_addr);
}
else
{
hostdata=gethostbyname(Host);
if (!hostdata)
{
return(-1);
}
sa.sin_addr=*(struct in_addr *) *hostdata->h_addr_list;
}
salen=sizeof(sa);
if (Flags & CONNECT_NONBLOCK)
{
fcntl(sock,F_SETFL,O_NONBLOCK);
}
result=connect(sock,(struct sockaddr *)&sa, salen);
if (result==0) result=TRUE;
if ((result==-1) && (Flags & CONNECT_NONBLOCK) && (errno == EINPROGRESS)) result=FALSE;
return(result);
}
int STREAMSendDgram(STREAM *S, char *Host, int Port, char *Bytes, int len)
{
struct sockaddr_in sa;
int salen;
struct hostent *hostdata;
sa.sin_port=htons(Port);
sa.sin_family=AF_INET;
inet_aton(Host,& sa.sin_addr);
salen=sizeof(sa);
if (IsAddress(Host))
{
inet_aton(Host, (struct in_addr *) &sa.sin_addr);
}
else
{
hostdata=gethostbyname(Host);
if (!hostdata)
{
return(-1);
}
sa.sin_addr=*(struct in_addr *) *hostdata->h_addr_list;
}
return(sendto(S->out_fd,Bytes,len,0,(struct sockaddr *) &sa,salen));
}
CString CSocket::ResolveStr(const tchar* pszHost)
{
// Is already an IP address?
if (IsAddress(pszHost))
return pszHost;
in_addr addr;
// Resolve host name.
hostent* pHost = gethostbyname(T2A(pszHost));
if (pHost == nullptr)
throw CSocketException(CSocketException::E_RESOLVE_FAILED, CWinSock::LastError());
memcpy(&addr, pHost->h_addr_list[0], pHost->h_length);
return A2T(inet_ntoa(addr));
}
