public static void UpdateProxySettingOnDemand(Model.Data.ProxySettings proxySetting)
{
if (!proxySetting.IsEqualTo(GetProxySetting()))
{
WinInet.SetProxySettings(proxySetting);
}
}
public void Run(VgcApis.Interfaces.Services.IApiService api)
{
orgSysProxySetting = Libs.Sys.ProxySetter.GetProxySetting();
Microsoft.Win32.SystemEvents.SessionEnding += SessionEndingHandler;
FileLogger.Info("ProxySetter: remember current sys proxy settings");
this.vgcApi = api;
var vgcSetting = api.GetSettingService();
var vgcServer = api.GetServersService();
var vgcNotifier = api.GetNotifierService();
pacServer = new PacServer();
setting = new PsSettings();
serverTracker = new ServerTracker();
// dependency injection
setting.Run(vgcSetting);
pacServer.Run(setting);
serverTracker.OnSysProxyChanged += UpdateMenuItemCheckedStatHandler;
serverTracker.Run(setting, pacServer, vgcServer, vgcNotifier);
}
static Model.Data.ProxySettings IntPtrToProxySettings(IntPtr ptr)
{
var options = new List <InternetConnectionOption>();
int optSize = Marshal.SizeOf(typeof(InternetConnectionOption));
for (int i = 0; i < QueryOptionCount; ++i)
{
IntPtr opt = new IntPtr(ptr.ToInt64() + (i * optSize));
options.Add(
(InternetConnectionOption)Marshal.PtrToStructure(
opt, typeof(InternetConnectionOption)));
}
var result = new Model.Data.ProxySettings
{
proxyMode = options[QueryIndexProxyMode].m_Value.m_Int,
proxyAddr = Marshal.PtrToStringAuto(
options[QueryIndexProxyServer].m_Value.m_StringPtr)
?? string.Empty,
pacUrl = Marshal.PtrToStringAuto(
options[QueryIndexPacUrl].m_Value.m_StringPtr)
?? string.Empty,
};
return(result);
}
public static Model.Data.ProxySettings GetProxySettings()
{
var query = GenQureyOption(true);
var success = false;
var result = new Model.Data.ProxySettings();
void action(IntPtr _listPtr, int _listSize)
{
var newSize = _listSize;
success = InternetQueryOption(
IntPtr.Zero,
InternetOption.INTERNET_OPTION_PER_CONNECTION_OPTION,
_listPtr, ref newSize);
if (success)
{
InternetPerConnOptionList optList =
(InternetPerConnOptionList)Marshal.PtrToStructure(
_listPtr, typeof(InternetPerConnOptionList));
result = IntPtrToProxySettings(optList.options);
}
}
SystemProxyHandler(GenQureyOption(true), action);
if (!success)
{
SystemProxyHandler(GenQureyOption(false), action);
}
return(result);
}
public static void SetGlobalProxy(int port)
{
var proxyUrl = string.Format(
"{0}:{1}",
LoopBackIP,
Clamp(port, 0, 65536));
var proxySetting = new Model.Data.ProxySettings
{
proxyMode = (int)WinInet.ProxyModes.Proxy,
proxyAddr = proxyUrl,
};
UpdateProxySettingOnDemand(proxySetting);
}
public static bool SetProxySettings(
Model.Data.ProxySettings proxySettings)
{
var options = GenProxyOption(proxySettings);
var result = false;
void action(IntPtr listPtr, int listSize)
{
result = InternetSetOption(
IntPtr.Zero,
InternetOption.INTERNET_OPTION_PER_CONNECTION_OPTION,
listPtr,
listSize);
}
SystemProxyHandler(options, action);
ForceSysProxyRefresh();
return(result);
}
public void Run(VgcApis.Models.IServices.IApiService api)
{
orgSysProxySetting = Lib.Sys.ProxySetter.GetProxySetting();
VgcApis.Libs.Sys.FileLogger.Info("ProxySetter: save sys proxy settings");
this.vgcApi = api;
var vgcSetting = api.GetSettingService();
var vgcServer = api.GetServersService();
var vgcNotifier = api.GetNotifierService();
pacServer = new PacServer();
setting = new PsSettings();
serverTracker = new ServerTracker();
// dependency injection
setting.Run(vgcSetting);
pacServer.Run(setting);
serverTracker.Run(setting, pacServer, vgcServer, vgcNotifier);
}
static InternetConnectionOption[] GenProxyOption(
Model.Data.ProxySettings proxySettings)
{
InternetConnectionOption[] options = new InternetConnectionOption[QueryOptionCount];
// USE a proxy server ...
options[QueryIndexProxyMode].m_Option = PerConnOption.INTERNET_PER_CONN_FLAGS;
options[QueryIndexProxyMode].m_Value.m_Int = proxySettings.proxyMode;
options[QueryIndexProxyServer].m_Option =
PerConnOption.INTERNET_PER_CONN_PROXY_SERVER;
options[QueryIndexProxyServer].m_Value.m_StringPtr =
Marshal.StringToHGlobalAuto(proxySettings.proxyAddr ?? @"");
options[QueryIndexPacUrl].m_Option =
PerConnOption.INTERNET_PER_CONN_AUTOCONFIG_URL;
options[QueryIndexPacUrl].m_Value.m_StringPtr =
Marshal.StringToHGlobalAuto(proxySettings.pacUrl ?? @"");
return(options);
}
