PnpCtxOpenMachine

__int64 __fastcall PnpCtxOpenMachine(__int64 a1, __int64 a2, __int64 a3, __int64 a4, int a5, int a6, _QWORD *a7){
  _QWORD *v7; 
  _QWORD *PoolWithTag; 
  _QWORD *v11; 
  __int64 v12; 
  char *v13; 
  _QWORD *v14; 
  __int64 v15; 
  int v16; 
  char **v17; 
  _QWORD *v18; 
  _QWORD *v19; 
  VOID **v20; 
  struct _ERESOURCE *v21; 
  struct _ERESOURCE *v22; 
  void *v24; 
  PVOID P; 
  v7 = a7;
  P = 0i64;
  *a7 = 0i64;
  PoolWithTag = ExAllocatePoolWithTag(PagedPool, 0x210ui64, 0x52504E50ui64);
  v11 = PoolWithTag;
  if( PoolWithTag )
  {
    memset((INT64)PoolWithTag, 0i64);
    v13 = (char *)(v11 + 1);
    *(_DWORD *)v11 = 167772160;
    v11[2] = v11 + 1;
    v14 = v11 + 3;
    v11[1] = v11 + 1;
    v15 = 4i64;
    do
    {
      v14[1] = v14;
      *v14 = v14;
      v14 += 2;
      --v15;
    }
    while( v15 );
    v16 = PnpCtxCreateNode((int *)v11, L"SYSTEM", 1, v12, a2, v24, a4, 0i64, &P);
    if( v16 < 0 )
    {
      v18 = P;
    }
    else
    {
      v17 = (char **)v11[2];
      if( *v17 != v13
        || (v18 = P,
            *((_QWORD *)P + 1) = v17,
            v19 = v18 + 2,
            *v18 = v13,
            *v17 = (char *)v18,
            v11[2] = v18,
            v20 = (VOID **)v11[6],
            *v20 != v11 + 5) )
      {
        __fastfail(3u);
      }
      v18[3] = v20;
      *v19 = v11 + 5;
      *v20 = v19;
      v11[6] = v19;
      v11[11] = v18;
      v11[28] = v18[7];
      v21 = (struct _ERESOURCE *)ExAllocatePoolWithTag(NonPagedPoolNx, 0x68ui64, 0x52504E50ui64);
      v22 = v21;
      if( v21 )
      {
        v16 = ExInitializeResourceLite(v21);
        if( v16 >= 0 )
        {
          v11[30] = v22;
          v22 = 0i64;
        }
        if( v22 )
          ExFreePoolWithTag(v22, 0);
        if( v16 >= 0 )
        {
          v11[29] = 0i64;
          memset((INT64)(v11 + 31), 0i64);
          v11[38] = PnpDispatchDevice;
          v11[39] = PnpDispatchInstallerClass;
          v11[40] = PnpDispatchDeviceInterface;
          v11[41] = PnpDispatchInterfaceClass;
          v11[42] = PnpDispatchDeviceContainer;
          v11[43] = PnpDispatchDevicePanel;
          memset((INT64)(v11 + 49), 0i64);
          v11[61] = 0i64;
          v11[62] = 0i64;
          v11[63] = 0i64;
          v11[64] = 0i64;
          v11[65] = 0i64;
          *v7 = v11;
          v11 = 0i64;
          v18 = 0i64;
        }
      }
      else
      {
        v16 = -1073741801;
      }
    }
    if( v18 )
      PnpCtxDestroyNode(v18);
    if( v11 )
      ExFreePoolWithTag(v11, 0);
  }
  else
  {
    return(unsigned int)-1073741801;
  }
  return(unsigned int)v16;
}

Referenced by: