internal static void ExemptFromLoopbackBlocking(AppContainer[] oACToExempt)
{
uint num = (uint)oACToExempt.Length;
SID_AND_ATTRIBUTES[] array = new SID_AND_ATTRIBUTES[num];
int num2 = 0;
foreach (AppContainer appContainer in oACToExempt)
{
array[num2] = default(SID_AND_ATTRIBUTES);
array[num2].Attributes = 0u;
array[num2].Sid = appContainer.appContainerRawSid;
num2++;
}
uint num3 = LoopbackIsolation.NetIsoSetAppContainerConfig(num, array);
switch (num3)
{
case 0u:
break;
case 5u:
throw new UnauthorizedAccessException();
default:
throw new Exception($"Failed to set IsolationExempt AppContainers; call returned 0x{num3:X}\r\n");
}
}
internal static AppContainer[] GetAppContainers(bool bUseDevPreviewBuildMemoryLayout, bool bUseBetaEnumFunction, bool bForceBinaryNames)
{
Dictionary <string, AppContainer> dictionary = null;
if (LoopbackIsolation.NetIsoEnumAppContainers(out uint pdwCntACs, out IntPtr ppACs, bUseBetaEnumFunction, bForceBinaryNames) == 0)
{
try
{
if (pdwCntACs != 0)
{
dictionary = new Dictionary <string, AppContainer>();
long num = ppACs.ToInt64();
for (int i = 0; i < pdwCntACs; i++)
{
if (bUseDevPreviewBuildMemoryLayout)
{
INET_FIREWALL_APP_CONTAINER_PREVIEWBUILD ifacNative = (INET_FIREWALL_APP_CONTAINER_PREVIEWBUILD)Marshal.PtrToStructure((IntPtr)num, typeof(INET_FIREWALL_APP_CONTAINER_PREVIEWBUILD));
AppContainer appContainer = new AppContainer(ifacNative);
if (dictionary.ContainsKey(appContainer.AppContainerSid))
{
dictionary[appContainer.AppContainerSid].AddUser(appContainer.GetUsers());
}
else
{
dictionary.Add(appContainer.AppContainerSid, appContainer);
}
num += Marshal.SizeOf(typeof(INET_FIREWALL_APP_CONTAINER_PREVIEWBUILD));
}
else
{
INET_FIREWALL_APP_CONTAINER ifacNative2 = (INET_FIREWALL_APP_CONTAINER)Marshal.PtrToStructure((IntPtr)num, typeof(INET_FIREWALL_APP_CONTAINER));
AppContainer appContainer2 = new AppContainer(ifacNative2);
if (dictionary.ContainsKey(appContainer2.AppContainerSid))
{
dictionary[appContainer2.AppContainerSid].AddUser(appContainer2.GetUsers());
}
else
{
dictionary.Add(appContainer2.AppContainerSid, appContainer2);
}
num += Marshal.SizeOf(typeof(INET_FIREWALL_APP_CONTAINER));
}
}
}
}
finally
{
LoopbackIsolation.NetIsoFreeAppContainers(ppACs);
}
}
if (dictionary == null)
{
return(null);
}
AppContainer[] array = new AppContainer[dictionary.Count];
dictionary.Values.CopyTo(array, 0);
return(array);
}
internal static void MarkLoopbackExemptAppContainers(AppContainer[] oACs)
{
foreach (AppContainer appContainer in oACs)
{
appContainer.bWasLoopbackExemptAtLastCheck = false;
}
IntPtr appContainerSIDS = IntPtr.Zero;
uint pdwCntACs;
uint num = LoopbackIsolation.NetIsoGetAppContainerConfig(out pdwCntACs, out appContainerSIDS);
if (num != 0)
{
throw new Exception($"Failed to get IsolationExempt AppContainers; call returned 0x{num:X}\r\n");
}
try
{
if (pdwCntACs != 0)
{
long num2 = appContainerSIDS.ToInt64();
for (int j = 0; j < pdwCntACs; j++)
{
SID_AND_ATTRIBUTES sID_AND_ATTRIBUTES = (SID_AND_ATTRIBUTES)Marshal.PtrToStructure((IntPtr)num2, typeof(SID_AND_ATTRIBUTES));
bool flag = false;
SecurityIdentifier securityIdentifier;
try
{
securityIdentifier = new SecurityIdentifier(sID_AND_ATTRIBUTES.Sid);
}
catch (Exception ex)
{
MessageBox.Show("Unable to convert LoopbackExempt SID to SecurityIdentifier\n\n" + ex.Message, "Unexpected");
continue;
}
foreach (AppContainer appContainer2 in oACs)
{
if (appContainer2.appContainerSid == securityIdentifier)
{
appContainer2.bWasLoopbackExemptAtLastCheck = true;
flag = true;
break;
}
}
if (!flag && bWarnOnUnmatchedExemptions && DialogResult.No == MessageBox.Show($"A Loopback exemption exists for SID:\n\n{securityIdentifier}\n\n...but no AppContainer with that SID could be found.\n\nWarn if other orphaned exemptions are found in this session?", "Orphaned Exemption Record Found", MessageBoxButtons.YesNo, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button2))
{
bWarnOnUnmatchedExemptions = false;
}
num2 += Marshal.SizeOf(typeof(SID_AND_ATTRIBUTES));
}
}
}
finally
{
if (appContainerSIDS != IntPtr.Zero)
{
Marshal.FreeHGlobal(appContainerSIDS);
}
}
}
internal AppContainer(INET_FIREWALL_APP_CONTAINER_PREVIEWBUILD ifacNative)
{
appContainerRawSid = ifacNative.appContainerSid;
try
{
appContainerSid = new SecurityIdentifier(appContainerRawSid);
}
catch (Exception ex)
{
MessageBox.Show("Failed to parse AppContainerSID\n\n" + ex.Message, "Unexpected");
appContainerSid = null;
}
try
{
userSid = new SecurityIdentifier(ifacNative.userSid);
AddUser(userSid);
}
catch (Exception ex2)
{
MessageBox.Show("Failed to parse userSID\n\n" + ex2.Message, "Unexpected");
userSid = null;
}
appContainerName = ifacNative.appContainerName;
displayName = LoopbackIsolation.LoadIndirectString(ifacNative.displayName);
description = LoopbackIsolation.LoadIndirectString(ifacNative.description);
packageFullName = "Unknown";
INET_FIREWALL_AC_BINARIES iNET_FIREWALL_AC_BINARIES = ifacNative.binaries;
if (iNET_FIREWALL_AC_BINARIES.count != 0 && IntPtr.Zero != iNET_FIREWALL_AC_BINARIES.binaries)
{
binaries = new string[iNET_FIREWALL_AC_BINARIES.count];
long num = iNET_FIREWALL_AC_BINARIES.binaries.ToInt64();
for (int i = 0; i < iNET_FIREWALL_AC_BINARIES.count; i++)
{
binaries[i] = Marshal.PtrToStringUni(Marshal.ReadIntPtr((IntPtr)num));
num += IntPtr.Size;
}
}
}
