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Project: Add RootAccessTestUWP

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This commit is contained in:
Gustave Monce
2021-08-14 11:14:56 +02:00
parent 17bc763761
commit 452393aaa7
17 changed files with 1481 additions and 0 deletions
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RootAccessTestUWP/Core.cs
+89
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using System;
using System.Runtime.InteropServices;
namespace RootAccessTestUWP
{
public static class Core
{
[DllImport("KERNELBASE.DLL", CharSet = CharSet.Unicode, SetLastError = true)]
private static extern int RegQueryValueEx(UIntPtr hKey, string lpValueName, int lpReserved, out Core.RegistryValueKind lpType, IntPtr lpData, ref int lpcbData);
[DllImport("KERNELBASE.DLL", CharSet = CharSet.Unicode)]
private static extern int RegOpenKeyEx(UIntPtr hKey, string subKey, int ulOptions, int samDesired, out UIntPtr hkResult);
[DllImport("KERNELBASE.DLL", SetLastError = true)]
private static extern int RegCloseKey(UIntPtr hKey);
internal static string RegReadStringValue(UIntPtr rootKey, string keyPath, string valueName)
{
UIntPtr hKey;
int num = Core.RegOpenKeyEx(rootKey, keyPath, 0, Core.KEY_READ, out hKey);
if (num != 0)
{
throw new COMException("Failed to open registry key", num);
}
int cb = 1024;
IntPtr intPtr = Marshal.AllocHGlobal(cb);
Core.RegistryValueKind registryValueKind;
num = Core.RegQueryValueEx(hKey, valueName, 0, out registryValueKind, intPtr, ref cb);
if (num != 0)
{
throw new COMException("Failed to read registry value", num);
}
if (registryValueKind != Core.RegistryValueKind.String)
{
throw new Exception("Wrong registry value type");
}
string result = Marshal.PtrToStringUni(intPtr);
Core.RegCloseKey(hKey);
return result;
}
internal static uint RegReadDwordValue(UIntPtr rootKey, string keyPath, string valueName)
{
UIntPtr hKey;
int num = Core.RegOpenKeyEx(rootKey, keyPath, 0, Core.KEY_READ, out hKey);
if (num != 0)
{
throw new COMException("Failed to open registry key", num);
}
int cb = 1024;
IntPtr intPtr = Marshal.AllocHGlobal(cb);
Core.RegistryValueKind registryValueKind;
num = Core.RegQueryValueEx(hKey, valueName, 0, out registryValueKind, intPtr, ref cb);
if (num != 0)
{
throw new COMException("Failed to read registry value", num);
}
if (registryValueKind != Core.RegistryValueKind.DWord)
{
throw new Exception("Wrong registry value type");
}
uint result = (uint)Marshal.ReadInt32(intPtr);
Core.RegCloseKey(hKey);
return result;
}
public static UIntPtr HKEY_CLASSES_ROOT = (UIntPtr)2147483648U;
public static UIntPtr HKEY_CURRENT_USER = (UIntPtr)2147483649U;
public static UIntPtr HKEY_LOCAL_MACHINE = (UIntPtr)2147483650U;
public static UIntPtr HKEY_USERS = (UIntPtr)2147483651U;
private static int KEY_READ = 131097;
public enum RegistryValueKind
{
Unknown,
String,
ExpandString,
Binary,
DWord,
MultiString = 7,
QWord = 11,
None = -1
}
}
}