WbGetInitializedEncryptionSegment

NTSTATUS __stdcall WbGetInitializedEncryptionSegment(
        INT64 a1,
        wil_details_FeatureReportingCache *a2,
        UINT64 a3,
        INT64 **a4){
  INT64 v7; 
  int WarbirdEncryptionSegment; 
  _ETHREAD *CurrentThread; 
  _EX_PUSH_LOCK *v11; 
  _BYTE *v12; 
  INT64 v13; 
  _BYTE *v14; 
  char v15; 
  INT64 v16; 
  PVOID P[2]; 
  INT64 v18[2]; 
  INT64 v19[2]; 

  v7 = 0i64;
  v16 = 0i64;
  *(_OWORD *)v19 = 0i64;
  *(_OWORD *)P = 0i64;
  WarbirdEncryptionSegment = WbValidateEncryptionSegmentArguments((INT64)a2, (unsigned int)a3, P, (INT64)v19);
  if( WarbirdEncryptionSegment < 0 )
    goto LABEL_7;
  WarbirdEncryptionSegment = WbGetWarbirdEncryptionSegment(a1, (INT64)v19, (INT64 **)&v16);
  if( WarbirdEncryptionSegment < 0 )
    goto LABEL_19;
  v7 = v16;
  if( !*(_DWORD *)(v16 + 16) )
  {
    CurrentThread = (_ETHREAD *)KeGetCurrentThread();
    --CurrentThread->Tcb.SpecialApcDisable;
    v11 = (_EX_PUSH_LOCK *)(v16 + 8);
    v12 = KeAbPreAcquire((VOID *)(v16 + 8), 0i64, 0i64);
    v14 = v12;
    if( _interlockedbittestandset64((volatile signed __int32 *)v11, 0i64) )
      ExfAcquirePushLockExclusiveEx(v11, v12, v11);
    if( v14 )
      v14[26] |= 1u;
    if( !*(_DWORD *)(v7 + 16) )
    {
      *(_OWORD *)v18 = *(_OWORD *)P;
      WarbirdEncryptionSegment = WbInitializeEncryptionSegment(v18, a2, v16, v13);
    }
    v15 = _InterlockedExchangeAdd64(&v11->_bf_0, 0xFFFFFFFFFFFFFFFFui64);
    if( (v15 & 2) != 0 && (v15 & 4) == 0 )
      ExfTryToWakePushLock(v11);
    KeAbPostRelease(v11);
    KiLeaveGuardedRegionUnsafe((__int64)KeGetCurrentThread());
    if( WarbirdEncryptionSegment >= 0 )
    {
      v7 = v16;
      goto LABEL_4;
    }
LABEL_19:
    v7 = v16;
    goto LABEL_7;
  }
LABEL_4:
  WarbirdEncryptionSegment = *(_DWORD *)(v7 + 20);
  if( WarbirdEncryptionSegment >= 0 && a4 )
  {
    *a4 = (INT64 *)v7;
    v7 = 0i64;
  }
LABEL_7:
  sub_1405D2184((volatile signed __int64 *)v7);
  if( P[1] )
    ExFreePoolWithTag(P[1], 0x42524157u);
  return WarbirdEncryptionSegment;
}

Referenced by: