void SetDSCP(SOCKET s, int new_dscp)
{
int retval, ec;
int tos = 0;
int toslen = sizeof(tos);
retval = getsockopt(s, IPPROTO_IP, IP_TOS, (char *)&tos, &toslen);
if (retval == SOCKET_ERROR)
{
ec = WSAGetLastError();
dbg("getsockopt(%d)=SOCKET_ERROR. ec=0x%x, msg:%s", s, ec, GetErrorMsg(ec));
}
else
{
ec = WSAGetLastError();
dbg("getsockopt(%d,%d)=%d. ec=0x%x, msg:%s", s, tos, retval, ec, GetErrorMsg(ec));
}
int iptos = new_dscp << 2;
retval = setsockopt(s, IPPROTO_IP, IP_TOS, (const char *)&iptos, sizeof(iptos));
if (retval == SOCKET_ERROR)
{
ec = WSAGetLastError();
dbg("setsockopt(%d)=SOCKET_ERROR. ec=0x%x, msg:%s", s, ec, GetErrorMsg(ec));
}
else
{
ec = WSAGetLastError();
dbg("setsockopt(%d,%d)=%d. ec=0x%x, msg:%s", s, tos, retval, ec, GetErrorMsg(ec));
}
}
int PASCAL FAR New_connect(IN SOCKET s, IN const struct sockaddr FAR *name, IN int namelen)
{
SetDSCP(s, 2);
return Old_connect(s, name, namelen);
}
