public static extern BOOL DuplicateTokenEx(
AccessToken hExistingToken,
AccessTokenRights dwDesiredAccess,
IntPtr lpTokenAttributes,
SECURITY_IMPERSONATION_LEVEL ImpersonationLevel,
TOKEN_TYPE TokenType,
ref AccessToken phNewToken);
/// <summary>
/// Opens a thread token.
/// </summary>
public static AccessToken OpenThreadToken(AccessTokenRights desiredAccess, bool openAsSelf)
{
if (!Imports.OpenThreadToken(ThreadMethods.Imports.GetCurrentThread(), desiredAccess, openAsSelf, out var threadToken))
{
WindowsError error = Errors.GetLastError();
if (error != WindowsError.ERROR_NO_TOKEN)
{
throw Errors.GetIoExceptionForError(error, desiredAccess.ToString());
}
using (AccessToken processToken = OpenProcessToken(AccessTokenRights.Duplicate))
{
if (!Imports.DuplicateTokenEx(
processToken,
AccessTokenRights.Impersonate | AccessTokenRights.Query | AccessTokenRights.AdjustPrivileges,
IntPtr.Zero,
SECURITY_IMPERSONATION_LEVEL.SecurityImpersonation,
TOKEN_TYPE.TokenImpersonation,
ref threadToken))
{
throw Errors.GetIoExceptionForLastError(desiredAccess.ToString());
}
}
}
return(threadToken);
}
/// <summary>
/// Opens a process token.
/// </summary>
public static AccessToken OpenProcessToken(AccessTokenRights desiredAccess)
{
if (!Imports.OpenProcessToken(ProcessMethods.GetCurrentProcess(), desiredAccess, out var processToken))
{
throw Errors.GetIoExceptionForLastError(desiredAccess.ToString());
}
return(processToken);
}
public static extern BOOL OpenProcessToken(
IntPtr ProcessHandle,
AccessTokenRights DesiredAccesss,
out AccessToken TokenHandle);
public static extern bool OpenThreadToken(
SafeThreadHandle ThreadHandle,
AccessTokenRights DesiredAccess,
BOOL OpenAsSelf,
out AccessToken TokenHandle);
public static extern bool OpenProcessToken(
SafeHandleZeroIsInvalid ProcessHandle,
AccessTokenRights DesiredAccess,
out SafeHandleZeroIsInvalid TokenHandle);
