CUtlRBTree<CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::Node_t,unsigned_short,CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::CKeyLess,CUtlMemory<UtlRBTreeNode_t<CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::Node_t,unsigned_short>,unsigned_short>>::Insert

/* CUtlRBTree<CUtlMap<studiohdr_t const*, StudioHdrToActivityMapEntry_t, unsigned short>::Node_t,
   unsigned short, CUtlMap<studiohdr_t const*, StudioHdrToActivityMapEntry_t, unsigned
   short>::CKeyLess, CUtlMemory<UtlRBTreeNode_t<CUtlMap<studiohdr_t const*,
   StudioHdrToActivityMapEntry_t, unsigned short>::Node_t, unsigned short>, unsigned short>
   >::Insert(CUtlMap<studiohdr_t const*, StudioHdrToActivityMapEntry_t, unsigned short>::Node_t
   const&) */

ushort __thiscall
CUtlRBTree<CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::Node_t,unsigned_short,CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::CKeyLess,CUtlMemory<UtlRBTreeNode_t<CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::Node_t,unsigned_short>,unsigned_short>>
::Insert(CUtlRBTree<CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::Node_t,unsigned_short,CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::CKeyLess,CUtlMemory<UtlRBTreeNode_t<CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::Node_t,unsigned_short>,unsigned_short>>
         *this,Node_t *param_1)

{
  bool bVar1;
  char cVar2;
  int iVar3;
  uint uVar4;
  int iVar5;
  undefined2 *puVar6;
  ushort uVar7;
  Node_t *pNVar8;
  uint uVar9;
  ushort *puVar10;
  undefined4 *puVar11;
  byte bVar12;
  uint local_28;
  int local_24;
  ushort local_1e;
  
  bVar12 = 0;
  uVar9 = (uint)*(ushort *)(this + 0x10);
  if (*(ushort *)(this + 0x10) == 0xffff) {
    bVar1 = false;
  }
  else {
    while( true ) {
      iVar5 = uVar9 * 0x58;
      cVar2 = (**(code **)this)(param_1,*(int *)(this + 4) + iVar5 + 8);
      if (cVar2 == '\0') {
        if ((Links(unsigned_short)::s_Sentinel == '\0') &&
           (iVar3 = __cxa_guard_acquire(&Links(unsigned_short)::s_Sentinel), iVar3 != 0)) {
          DAT_00f21322 = 0xffff;
          Links(unsigned_short)::s_Sentinel = 0xffff;
          DAT_00f21324 = 0xffff;
          __cxa_guard_release(&Links(unsigned_short)::s_Sentinel);
        }
        bVar1 = false;
        uVar7 = *(ushort *)(*(int *)(this + 4) + 2 + iVar5);
      }
      else {
        if ((Links(unsigned_short)::s_Sentinel == '\0') &&
           (iVar3 = __cxa_guard_acquire(&Links(unsigned_short)::s_Sentinel), iVar3 != 0)) {
          Links(unsigned_short)::s_Sentinel = 0xffff;
          DAT_00f21322 = 0xffff;
          DAT_00f21324 = 0xffff;
          __cxa_guard_release(&Links(unsigned_short)::s_Sentinel);
        }
        bVar1 = true;
        uVar7 = *(ushort *)(*(int *)(this + 4) + iVar5);
      }
      if (uVar7 == 0xffff) break;
      uVar9 = (uint)uVar7;
    }
  }
  uVar7 = *(ushort *)(this + 0x14);
  if (uVar7 != 0xffff) {
    iVar5 = *(int *)(this + 4);
    local_24 = (uint)uVar7 * 0x58;
    puVar6 = (undefined2 *)(local_24 + iVar5);
    *(undefined2 *)(this + 0x14) = puVar6[1];
    local_1e = uVar7;
    goto LAB_005a52f7;
  }
  iVar5 = *(int *)(this + 8);
  if ((int)(uint)*(ushort *)(this + 0x16) < iVar5) {
    uVar4 = *(ushort *)(this + 0x16) + 1;
    local_28 = uVar4 & 0xffff;
    if (iVar5 <= (int)local_28) {
      local_28 = 0xffff;
      uVar4 = 0xffff;
    }
    if (iVar5 <= (int)local_28) goto LAB_005a54b1;
LAB_005a5469:
    local_1e = (ushort)uVar4;
    local_24 = (uVar4 & 0xffff) * 0x58;
  }
  else {
    local_28 = 0xffff;
    if (0 < iVar5) {
      local_28 = 0;
    }
    uVar4 = (0 < iVar5) - 1;
    if ((int)local_28 < iVar5) goto LAB_005a5469;
LAB_005a54b1:
    CUtlMemory<UtlRBTreeNode_t<CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::Node_t,unsigned_short>,unsigned_short>
    ::Grow((CUtlMemory<UtlRBTreeNode_t<CUtlMap<studiohdr_t_const*,StudioHdrToActivityMapEntry_t,unsigned_short>::Node_t,unsigned_short>,unsigned_short>
            *)(this + 4),1);
    iVar5 = *(int *)(this + 8);
    if ((int)(uint)*(ushort *)(this + 0x16) < iVar5) {
      local_1e = *(ushort *)(this + 0x16) + 1;
      local_28 = (uint)local_1e;
      if ((int)local_28 < iVar5) {
        local_24 = local_28 * 0x58;
      }
      else {
        local_24 = 0x57ffa8;
        local_28 = 0xffff;
        local_1e = uVar7;
      }
    }
    else {
      local_28 = 0;
      local_24 = 0x57ffa8;
      if (iVar5 < 1) {
        local_28 = 0xffff;
      }
      else {
        local_24 = 0;
      }
      local_1e = 0;
      if (iVar5 < 1) {
        local_1e = uVar7;
      }
    }
    if (iVar5 <= (int)local_28) {
      Error("CUtlRBTree overflow!\n");
    }
  }
  uVar7 = (ushort)local_28;
  *(ushort *)(this + 0x16) = local_1e;
  iVar5 = *(int *)(this + 4);
  puVar6 = (undefined2 *)(iVar5 + local_24);
LAB_005a52f7:
  *(int *)(this + 0x18) = iVar5;
  *puVar6 = 0xffff;
  puVar6[2] = (short)uVar9;
  puVar6[1] = 0xffff;
  puVar6[3] = 0;
  if ((short)uVar9 == -1) {
    *(ushort *)(this + 0x10) = local_1e;
  }
  else {
    puVar10 = (ushort *)(uVar9 * 0x58 + *(int *)(this + 4));
    if (bVar1) {
      *puVar10 = local_1e;
    }
    else {
      puVar10[1] = local_1e;
    }
  }
  InsertRebalance(this,uVar7);
  *(short *)(this + 0x12) = *(short *)(this + 0x12) + 1;
  local_24 = local_24 + *(int *)(this + 4);
  if (local_24 != -8) {
    *(undefined4 *)(local_24 + 8) = *(undefined4 *)param_1;
    pNVar8 = param_1 + 4;
    puVar11 = (undefined4 *)(local_24 + 0xc);
    for (iVar5 = 0x13; iVar5 != 0; iVar5 = iVar5 + -1) {
      *puVar11 = *(undefined4 *)pNVar8;
      pNVar8 = pNVar8 + (uint)bVar12 * -8 + 4;
      puVar11 = puVar11 + (uint)bVar12 * -2 + 1;
    }
  }
  return local_1e;
}