CUtlLinkedList<unsigned_short,unsigned_short,false,unsigned_short,CUtlMemory<UtlLinkedListElem_t<unsigned_short,unsigned_short>,unsigned_short>>::LinkBefore

/* CUtlLinkedList<unsigned short, unsigned short, false, unsigned short,
   CUtlMemory<UtlLinkedListElem_t<unsigned short, unsigned short>, unsigned short>
   >::LinkBefore(unsigned short, unsigned short) */

void __thiscall
CUtlLinkedList<unsigned_short,unsigned_short,false,unsigned_short,CUtlMemory<UtlLinkedListElem_t<unsigned_short,unsigned_short>,unsigned_short>>
::LinkBefore(CUtlLinkedList<unsigned_short,unsigned_short,false,unsigned_short,CUtlMemory<UtlLinkedListElem_t<unsigned_short,unsigned_short>,unsigned_short>>
             *this,ushort param_1,ushort param_2)

{
  ushort uVar1;
  uint uVar2;
  int iVar3;
  int local_18;
  
  uVar2 = (uint)param_2;
  if (((int)uVar2 < *(int *)(this + 4)) && (param_2 <= *(ushort *)(this + 0x16))) {
    iVar3 = *(int *)this + uVar2 * 6;
    uVar1 = *(ushort *)(iVar3 + 2);
    if (param_2 != uVar1) {
      if (uVar1 == 0xffff) {
        *(undefined2 *)(this + 0xc) = *(undefined2 *)(iVar3 + 4);
      }
      else {
        *(undefined2 *)(*(int *)this + 4 + (uint)uVar1 * 6) = *(undefined2 *)(iVar3 + 4);
      }
      if (*(ushort *)(iVar3 + 4) == 0xffff) {
        *(undefined2 *)(this + 0xe) = *(undefined2 *)(iVar3 + 2);
      }
      else {
        *(undefined2 *)(*(int *)this + (uint)*(ushort *)(iVar3 + 4) * 6 + 2) =
             *(undefined2 *)(iVar3 + 2);
      }
      *(ushort *)(iVar3 + 4) = param_2;
      *(ushort *)(iVar3 + 2) = param_2;
      *(short *)(this + 0x12) = *(short *)(this + 0x12) + -1;
    }
  }
  local_18 = uVar2 * 6;
  local_18 = local_18 + *(int *)this;
  *(ushort *)(local_18 + 4) = param_1;
  if (param_1 == 0xffff) {
    uVar1 = *(ushort *)(this + 0xe);
    *(ushort *)(local_18 + 2) = uVar1;
    *(ushort *)(this + 0xe) = param_2;
  }
  else {
    iVar3 = *(int *)this + (uint)param_1 * 6;
    uVar1 = *(ushort *)(iVar3 + 2);
    *(ushort *)(local_18 + 2) = uVar1;
    *(ushort *)(iVar3 + 2) = param_2;
  }
  if (uVar1 == 0xffff) {
    *(short *)(this + 0x12) = *(short *)(this + 0x12) + 1;
    *(ushort *)(this + 0xc) = param_2;
    return;
  }
  *(ushort *)(*(int *)this + (uint)uVar1 * 6 + 4) = param_2;
  *(short *)(this + 0x12) = *(short *)(this + 0x12) + 1;
  return;
}