/* MessageServer_Release_x64.exe sha256 7911b15c4379625eaa12ff227708aa3a033bc6ac2cf6b34283136e3a62df25f1
 * Ghidra 12.1.2 decompiler output for 0x1400f86c0 FUN_1400f86c0
 * Pseudocode, not original source. */

void FUN_1400f86c0(longlong *param_1,undefined8 *param_2,SIZE_T param_3)

{
  undefined1 uVar1;
  longlong lVar2;
  undefined8 uVar3;
  int iVar4;
  undefined8 *_Dst;
  uint uVar5;
  ulonglong uVar6;
  undefined8 *puVar7;
  uint uVar8;
  ulonglong uVar9;
  longlong lVar10;
  ulonglong _Size;
  
  lVar2 = param_1[6];
  uVar8 = (uint)param_3;
  _Size = (ulonglong)(int)uVar8;
  lVar10 = (longlong)(int)param_1[4];
  uVar9 = _Size + lVar2 + param_1[7];
  if ((longlong)uVar9 < lVar10) {
    if (0xffffffff < lVar2 + param_1[7] + 0x80000000U) {
                    /* WARNING: Subroutine does not return */
      FUN_14006be60(L"Proud::CStreamQueue::PushBack_Copy",uVar9,param_3,lVar10);
    }
    iVar4 = (int)lVar2 + (int)param_1[7];
    if ((iVar4 < 0) || ((int)param_1[4] <= iVar4)) {
                    /* WARNING: Subroutine does not return */
      FUN_14006be30(lVar2,uVar9,param_3,lVar10);
    }
    _Dst = (undefined8 *)((longlong)iVar4 + param_1[3]);
    if (_Size < 0x21) {
      uVar6 = (ulonglong)(uVar8 & 7);
      for (uVar9 = _Size >> 3; uVar9 != 0; uVar9 = uVar9 - 1) {
        uVar3 = *param_2;
        param_2 = param_2 + 1;
        *_Dst = uVar3;
        _Dst = _Dst + 1;
      }
      if (uVar6 != 0) {
        puVar7 = param_2;
        do {
          uVar1 = *(undefined1 *)puVar7;
          puVar7 = (undefined8 *)((longlong)puVar7 + 1);
          uVar6 = uVar6 - 1;
          *(undefined1 *)((longlong)_Dst + (-1 - (longlong)param_2) + (longlong)puVar7) = uVar1;
        } while (uVar6 != 0);
      }
      goto LAB_1400f8789;
    }
  }
  else {
    if ((0 < lVar2) && (0 < (int)param_1[4])) {
      FUN_1400f8640((longlong)param_1,uVar9,param_3,lVar10);
    }
    if ((longlong)(int)param_1[4] < (longlong)(_Size + param_1[7])) {
      if (0xffffffff < *param_1 + _Size + param_1[7] + 0x80000000) {
                    /* WARNING: Subroutine does not return */
        FUN_14006be60(L"Proud::CStreamQueue::PushBack_Copy",uVar9,param_3,lVar10);
      }
      uVar5 = (int)*param_1 + uVar8 + (int)param_1[7];
      uVar9 = (ulonglong)uVar5;
      FUN_1400146f0((longlong)(param_1 + 1),uVar5,param_3);
    }
    if (0xffffffff < param_1[7] + 0x80000000U) {
                    /* WARNING: Subroutine does not return */
      FUN_14006be60(L"Proud::CStreamQueue::PushBack_Copy",uVar9,param_3,lVar10);
    }
    iVar4 = (int)param_1[7];
    if ((iVar4 < 0) || ((int)param_1[4] <= iVar4)) {
                    /* WARNING: Subroutine does not return */
      FUN_14006be30(param_1[7] + 0x80000000U,uVar9,param_3,lVar10);
    }
    _Dst = (undefined8 *)((longlong)iVar4 + param_1[3]);
    if (_Size < 0x21) {
      uVar6 = (ulonglong)(uVar8 & 7);
      for (uVar9 = _Size >> 3; uVar9 != 0; uVar9 = uVar9 - 1) {
        uVar3 = *param_2;
        param_2 = param_2 + 1;
        *_Dst = uVar3;
        _Dst = _Dst + 1;
      }
      if (uVar6 != 0) {
        puVar7 = param_2;
        do {
          uVar1 = *(undefined1 *)puVar7;
          puVar7 = (undefined8 *)((longlong)puVar7 + 1);
          uVar6 = uVar6 - 1;
          *(undefined1 *)((longlong)_Dst + (-1 - (longlong)param_2) + (longlong)puVar7) = uVar1;
        } while (uVar6 != 0);
      }
      goto LAB_1400f8789;
    }
  }
  memcpy(_Dst,param_2,_Size);
LAB_1400f8789:
  param_1[7] = param_1[7] + _Size;
  return;
}