/* MessageServer_Release_x64.exe sha256 7911b15c4379625eaa12ff227708aa3a033bc6ac2cf6b34283136e3a62df25f1
 * Ghidra 12.1.2 decompiler output for 0x14006d0f0 FUN_14006d0f0
 * Pseudocode, not original source. */

short * FUN_14006d0f0(longlong *param_1,longlong param_2,ulonglong param_3,undefined8 param_4)

{
  undefined1 auVar1 [16];
  undefined1 auVar2 [16];
  ulonglong uVar3;
  ulonglong uVar4;
  longlong *plVar5;
  short *psVar6;
  short *psVar7;
  longlong lVar8;
  ulonglong uVar9;
  longlong *plVar10;
  ulonglong uVar11;
  exception local_68 [80];
  
  if ((int)param_1[8] != 2) {
    FUN_14006c280(L"CFastHeapImpl::Realloc() is called after the allocator is already disposed!");
    return (short *)0x0;
  }
  if (param_3 == 0) {
    (**(code **)(*param_1 + 0x18))();
    return (short *)0x0;
  }
  if ((param_2 == 0) || (psVar6 = (short *)(param_2 + -0x10), *psVar6 != 0x71a)) {
                    /* WARNING: Subroutine does not return */
    FUN_14006be00();
  }
  uVar9 = (ulonglong)param_1[0xc] >> 7;
  uVar11 = ((param_3 - 1) / uVar9 + 1) * uVar9;
  if (*(longlong *)(param_2 + -8) == 0) {
LAB_14006d1b8:
    plVar10 = (longlong *)0x0;
  }
  else {
    uVar3 = *(longlong *)(param_2 + -8) - 1;
    auVar1._8_8_ = 0;
    auVar1._0_8_ = uVar9;
    auVar2._8_8_ = 0;
    auVar2._0_8_ = uVar3;
    uVar4 = SUB168(auVar2 / auVar1,0);
    if (0xffffffff < uVar4) {
                    /* WARNING: Subroutine does not return */
      FUN_14006be60(L"Proud::CFastHeapImpl::GetAllocByGroundSize",uVar3 % uVar9,param_3,param_4);
    }
    if (0x7f < uVar4) goto LAB_14006d1b8;
    plVar10 = *(longlong **)(param_1[0xd] + (longlong)SUB164(auVar2 / auVar1,0) * 8);
  }
  plVar5 = (longlong *)FUN_14006cfa0((longlong)param_1,uVar11,param_3,param_4);
  if (plVar10 == (longlong *)0x0) {
    if (plVar5 == (longlong *)0x0) {
      psVar6 = (short *)(**(code **)(*(longlong *)param_1[9] + 8))
                                  ((longlong *)param_1[9],psVar6,param_3 + 0x10);
      *(ulonglong *)(psVar6 + 4) = uVar11;
      goto LAB_14006d2cd;
    }
    psVar7 = (short *)(**(code **)(*plVar5 + 8))(plVar5,uVar11 + 0x10);
    uVar9 = uVar11;
    if (*(ulonglong *)(param_2 + -8) < uVar11) {
      uVar9 = *(ulonglong *)(param_2 + -8);
    }
    FUN_140006500((undefined8 *)psVar7,(undefined8 *)psVar6,uVar9 + 0x10);
    *(ulonglong *)(psVar7 + 4) = uVar11;
    plVar10 = (longlong *)param_1[9];
    lVar8 = *plVar10;
  }
  else {
    if (plVar5 == (longlong *)0x0) {
      psVar7 = (short *)(*(code *)**(undefined8 **)param_1[9])
                                  ((undefined8 *)param_1[9],param_3 + 0x10);
      if (psVar7 == (short *)0x0) {
        FUN_14006ba50(local_68,L"CRT malloc returned NULL at %s!",L"Proud::CFastHeapImpl::Realloc",
                      param_4);
                    /* WARNING: Subroutine does not return */
        _CxxThrowException(local_68,(ThrowInfo *)&DAT_1401a93e8);
      }
      if (*(ulonglong *)(param_2 + -8) < param_3) {
        param_3 = *(ulonglong *)(param_2 + -8);
      }
    }
    else {
      if (plVar10 == plVar5) goto LAB_14006d2cd;
      psVar7 = (short *)(**(code **)(*plVar5 + 8))(plVar5,uVar11 + 0x10);
      param_3 = uVar11;
      if (*(ulonglong *)(param_2 + -8) < uVar11) {
        param_3 = *(ulonglong *)(param_2 + -8);
      }
    }
    FUN_140006500((undefined8 *)psVar7,(undefined8 *)psVar6,param_3 + 0x10);
    *(ulonglong *)(psVar7 + 4) = uVar11;
    lVar8 = *plVar10;
  }
  (**(code **)(lVar8 + 0x10))(plVar10,psVar6);
  psVar6 = psVar7;
LAB_14006d2cd:
  return psVar6 + 8;
}