获取计算机名 比如右键我的电脑看到的名如果是10多个字符 返回的就8个字符
#if WIN32 || _WIN32
string camoption::computername()
{
    char * str;
    TCHAR vTCHAR[MAX_NAME_LEN];
    DWORD vDWORD = MAX_NAME_LEN;
    GetComputerName(vTCHAR, &vDWORD);
    wcstombs(str, vTCHAR, size_t(MAX_NAME_LEN));
    string ret = str;
    return ret;
}
#endif
--
FROM 123.122.158.*