PipAddRequestToEdge

NTSTATUS __fastcall PipAddRequestToEdge(_PNP_DEPENDENCY_EDGE *TargetEdge, _UNICODE_STRING **a2){
  _QWORD *v2; 
  _PNP_DEPENDENCY_EDGE *v3; 
  _PNP_DEPENDENCY_EDGE *v4; 
  __int64 v5; 
  _PNP_DEPENDENCY_EDGE *v8; 
  _PNP_DEPENDENCY_EDGE *v9; 
  _PNP_DEPENDENCY_EDGE v10; 
  VOID **PoolWithTag; 
  int v12; 
  VOID **v13; 
  _PNP_DEPENDENCY_EDGE **v14; 

  v2 = 0i64;
  v3 = TargetEdge + 14;
  v4 = (_PNP_DEPENDENCY_EDGE *)*((_QWORD *)TargetEdge + 7);
  v5 = 0i64;
  while( v4 != v3 )
  {
    v8 = v4;
    if( v5 )
      goto LABEL_11;
    v9 = v4;
    v4 = *(_PNP_DEPENDENCY_EDGE **)v4;
    v10 = v9[4];
    if( v10 == *(_DWORD *)a2 )
    {
      if( v10 )
      {
        if( v10 == 1 )
          v5 = (unsigned __int64)v8 & -(__int64)((unsigned __int8)RtlEqualUnicodeString(
                                                                    *((PCUNICODE_STRING *)v9 + 3),
                                                                    a2[1],
                                                                    0) != 0);
      }
      else if( *((_UNICODE_STRING **)v9 + 3) == a2[1] )
      {
        v5 = (__int64)v9;
      }
    }
  }
  if( v5 )
  {
LABEL_11:
    *(_DWORD *)(v5 + 32) |= *((_DWORD *)a2 + 4);
    goto LABEL_21;
  }
  PoolWithTag = ExAllocatePoolWithTag(1ui64, 0x28ui64, 1399877200i64);
  v2 = PoolWithTag;
  if( PoolWithTag )
  {
    *((_DWORD *)PoolWithTag + 8) = *((_DWORD *)a2 + 4);
    v12 = *(_DWORD *)a2;
    *((_DWORD *)v2 + 4) = *(_DWORD *)a2;
    if( v12 )
    {
      if( v12 == 1 )
      {
        v13 = ExAllocatePoolWithTag(1ui64, 0x10ui64, 1399877200i64);
        v2[3] = v13;
        if( RtlDuplicateUnicodeString(0i64, a2[1], (_UNICODE_STRING *)v13) < 0 )
        {
          PipFreeBindingRequestEntry(v2);
          v2 = 0i64;
          goto LABEL_21;
        }
      }
    }
    else
    {
      v2[3] = a2[1];
    }
    v14 = (_PNP_DEPENDENCY_EDGE **)*((_QWORD *)v3 + 1);
    if( *v14 != v3 )
      __fastfail(3u);
    *v2 = v3;
    v2[1] = v14;
    *v14 = (_PNP_DEPENDENCY_EDGE *)v2;
    *((_QWORD *)v3 + 1) = v2;
  }
LABEL_21:
  if( !v5 )
    v5 = (__int64)v2;
  if( v5 )
    PipMergeDependencyTypes(TargetEdge, *((unsigned int *)a2 + 4));
  return v5;
}

Referenced by: