/* MessageServer_Release_x64.exe sha256 7911b15c4379625eaa12ff227708aa3a033bc6ac2cf6b34283136e3a62df25f1
 * Ghidra 12.1.2 decompiler output for 0x1400df580 FUN_1400df580
 * Pseudocode, not original source. */

longlong * FUN_1400df580(longlong *param_1,longlong *param_2,SIZE_T param_3,undefined8 param_4)

{
  uint uVar1;
  longlong *plVar2;
  longlong *plVar3;
  exception local_50 [72];
  
  if (param_1[1] != 0) {
    FUN_14006ba50(local_50,(wchar_t *)PTR_u_exception_due_to_using_external_b_1401adb88,param_3,
                  param_4);
                    /* WARNING: Subroutine does not return */
    _CxxThrowException(local_50,(ThrowInfo *)&DAT_1401a93e8);
  }
  param_2[2] = 0;
  param_2[1] = 0;
  *param_2 = 0;
  plVar2 = param_1;
  plVar3 = param_2;
  if (*param_1 != 0) {
    plVar2 = param_2;
    FUN_1400bc480(param_2,param_2,param_3,param_4);
    if (*param_1 == 0) {
      if (param_1[1] == 0) {
                    /* WARNING: Subroutine does not return */
        FUN_1400d1900(plVar2,plVar3,param_3,param_4);
      }
      uVar1 = *(uint *)(param_1 + 2);
    }
    else {
      uVar1 = *(uint *)(*param_1 + 0x18);
    }
    plVar3 = (longlong *)(ulonglong)uVar1;
    if ((int)uVar1 < 0) {
                    /* WARNING: Subroutine does not return */
      FUN_14006be00();
    }
    if (param_2[1] == 0) {
      plVar2 = (longlong *)*param_2;
      if ((int)uVar1 < 1) {
        if (plVar2 == (longlong *)0x0) goto LAB_1400df648;
        plVar3 = (longlong *)0x0;
      }
      else if (plVar2 == (longlong *)0x0) {
                    /* WARNING: Subroutine does not return */
        FUN_1400d1900(0,plVar3,param_3,param_4);
      }
      FUN_1400146f0((longlong)plVar2,(int)plVar3,param_3);
    }
    else {
      if (*(int *)((longlong)param_2 + 0x14) < (int)uVar1) {
                    /* WARNING: Subroutine does not return */
        FUN_14006be00();
      }
      *(uint *)(param_2 + 2) = uVar1;
    }
LAB_1400df648:
    if (*param_1 != 0) {
      uVar1 = *(uint *)(*param_1 + 0x18);
      goto LAB_1400df667;
    }
  }
  if (param_1[1] == 0) {
                    /* WARNING: Subroutine does not return */
    FUN_1400d1900(plVar2,plVar3,param_3,param_4);
  }
  uVar1 = *(uint *)(param_1 + 2);
LAB_1400df667:
  FUN_1400df340(param_1,param_2,0,(ulonglong)uVar1);
  return param_2;
}