SysCtxOpenControlSet

__int64 __fastcall SysCtxOpenControlSet(__int64 a1, char *a2, __int64 a3, void **a4){
  char v7; 
  unsigned int KeyTransacted; 
  unsigned int v10; 
  int v11; 
  int v12[4]; 
  int v13; 
  _DWORD KeyHandle[3]; 
  wchar_t pszDest[16]; 
  *a4 = 0i64;
  v12[0] = 0;
  *(_QWORD *)&KeyHandle[1] = 0i64;
  v13 = 0;
  v7 = 0;
  KeyTransacted = RegRtlOpenKeyTransacted(a2, L"CurrentControlSet", 0, 0x2000000u, a4, a3);
  if( KeyTransacted == -1073741772 )
  {
    KeyTransacted = RegRtlOpenKeyTransacted(a2, L"Select", 0, 1u, (PHANDLE)&KeyHandle[1], a3);
    if( KeyTransacted == -1073741772 )
      KeyTransacted = RegRtlCreateKeyTransacted(
                        (__int64)a2,
                        L"Select",
                        0,
                        3u,
                        0i64,
                        0,
                        (PHANDLE)&KeyHandle[1],
                        0i64,
                        a3);
    if( !KeyTransacted )
    {
      KeyHandle[0] = 4;
      v10 = RegRtlQueryValue(*(HANDLE *)&KeyHandle[1], L"Current", &v13, v12, (__int64)KeyHandle);
      KeyTransacted = v10;
      if( v10 == -1073741772 )
      {
        v12[0] = 1;
        v7 = 1;
        KeyTransacted = RegRtlSetValue(*(HANDLE *)&KeyHandle[1], L"Current", 4u, v12, 4u);
        if( KeyTransacted )
          goto LABEL_2;
      }
      else
      {
        if( v10 )
          goto LABEL_2;
        if( v13 != 4 || KeyHandle[0] != 4 )
          goto LABEL_19;
      }
      if( v12[0] <= 0x3E7u )
      {
        RtlStringCchPrintfW(pszDest, 0xEui64, (WCHAR *)L"ControlSet%03d");
        if( v11 >= 0 )
        {
          KeyTransacted = RegRtlOpenKeyTransacted(a2, pszDest, 0, 0x2000000u, a4, a3);
          if( KeyTransacted == -1073741772 && v7 )
            KeyTransacted = RegRtlCreateKeyTransacted((__int64)a2, pszDest, 0, 0x2000000u, 0i64, 0, a4, 0i64, a3);
          goto LABEL_2;
        }
      }
LABEL_19:
      KeyTransacted = -1073741811;
    }
  }
LABEL_2:
  if( *(_QWORD *)&KeyHandle[1] )
    ZwClose(*(HANDLE *)&KeyHandle[1]);
  return KeyTransacted;
}

Referenced by: