mirror of https://github.com/dahall/Vanara.git
41 lines
1.2 KiB
C#
41 lines
1.2 KiB
C#
using static Vanara.PInvoke.AdvApi32;
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using static Vanara.PInvoke.Kernel32;
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namespace Vanara.PInvoke.Tests;
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public class ElevPriv : IDisposable
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{
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TOKEN_PRIVILEGES prevState;
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SafeHTOKEN tok;
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public ElevPriv(string priv, HPROCESS hProc = default, TokenAccess access = TokenAccess.TOKEN_ADJUST_PRIVILEGES | TokenAccess.TOKEN_QUERY) :
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this(new[] { priv }, hProc, access)
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{ }
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public ElevPriv(string[] privs, HPROCESS hProc = default, TokenAccess access = TokenAccess.TOKEN_ADJUST_PRIVILEGES | TokenAccess.TOKEN_QUERY)
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{
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if (hProc.IsNull) hProc = GetCurrentProcess();
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tok = SafeHTOKEN.FromProcess(hProc, access);
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ElevatePrivileges(privs);
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}
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public ElevPriv(string priv, HTOKEN hToken) : this(new[] { priv }, hToken) { }
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public ElevPriv(string[] privs, HTOKEN hToken)
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{
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tok = new SafeHTOKEN((IntPtr)hToken, false);
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ElevatePrivileges(privs);
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}
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private void ElevatePrivileges(string[] privs)
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{
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var newPriv = new TOKEN_PRIVILEGES(Array.ConvertAll(privs, s => new LUID_AND_ATTRIBUTES(LUID.FromName(s), PrivilegeAttributes.SE_PRIVILEGE_ENABLED)));
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AdjustTokenPrivileges(tok, false, newPriv, out prevState).ThrowIfFailed();
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}
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public void Dispose()
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{
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AdjustTokenPrivileges(tok, false, prevState, out _);
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tok.Dispose();
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}
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} |