/* MessageServer_Release_x64.exe sha256 7911b15c4379625eaa12ff227708aa3a033bc6ac2cf6b34283136e3a62df25f1
 * Ghidra 12.1.2 decompiler output for 0x140064d80 FUN_140064d80
 * Pseudocode, not original source. */

longlong * FUN_140064d80(longlong *param_1,longlong *param_2)

{
  void *_Src;
  void *_Dst;
  void *pvVar1;
  undefined8 uVar2;
  ulonglong uVar3;
  size_t _Size;
  ulonglong uVar4;
  
  if (param_1 != param_2) {
    pvVar1 = (void *)*param_2;
    uVar3 = param_2[1] - (longlong)pvVar1 >> 2;
    if (uVar3 == 0) {
      FUN_140064c70(param_1);
      return param_1;
    }
    _Dst = (void *)*param_1;
    uVar4 = param_1[1] - (longlong)_Dst >> 2;
    if (uVar3 <= uVar4) {
      memmove(_Dst,pvVar1,param_2[1] - (longlong)pvVar1 & 0xfffffffffffffffc);
      param_1[1] = *param_1 + (param_2[1] - *param_2 >> 2) * 4;
      return param_1;
    }
    if ((ulonglong)(param_1[2] - (longlong)_Dst >> 2) < uVar3) {
      if (_Dst != (void *)0x0) {
        operator_delete(_Dst);
      }
      uVar2 = FUN_140064d10(param_1,param_2[1] - *param_2 >> 2);
      if ((char)uVar2 == '\0') {
        return param_1;
      }
      _Size = (param_2[1] - *param_2 >> 2) * 4;
      pvVar1 = memmove((void *)*param_1,(void *)*param_2,_Size);
    }
    else {
      _Src = (void *)((longlong)pvVar1 + uVar4 * 4);
      FUN_140064cd0(pvVar1,(longlong)_Src,_Dst);
      _Size = (param_2[1] - (longlong)_Src >> 2) * 4;
      pvVar1 = memmove((void *)param_1[1],_Src,_Size);
    }
    param_1[1] = (longlong)pvVar1 + _Size;
  }
  return param_1;
}