CNetChan::SetMaxBufferSize

/* CNetChan::SetMaxBufferSize(bool, int, bool) */

void __thiscall CNetChan::SetMaxBufferSize(CNetChan *this,bool param_1,int param_2,bool param_3)

{
  int iVar1;
  size_t sVar2;
  void *pvVar3;
  int iVar4;
  size_t __size;
  CUtlMemory<unsigned_char,int> *this_00;
  int in_GS_OFFSET;
  bf_write *local_fd0;
  undefined1 local_fc0 [4000];
  int local_20;
  
  local_20 = *(int *)(in_GS_OFFSET + 0x14);
  sVar2 = 4000;
  if (3999 < param_2) {
    sVar2 = param_2;
  }
  __size = 0x37aa0;
  if ((int)sVar2 < 0x37aa1) {
    __size = sVar2;
  }
  if (param_1) {
    local_fd0 = (bf_write *)(this + 0x20);
    this_00 = (CUtlMemory<unsigned_char,int> *)(this + 0x38);
  }
  else if (param_3) {
    local_fd0 = (bf_write *)(this + 0x68);
    this_00 = (CUtlMemory<unsigned_char,int> *)(this + 0x80);
  }
  else {
    local_fd0 = (bf_write *)(this + 0x44);
    this_00 = (CUtlMemory<unsigned_char,int> *)(this + 0x5c);
  }
  if (*(size_t *)(this_00 + 4) != __size) {
    iVar1 = *(int *)(local_fd0 + 0xc);
    iVar4 = iVar1 + 7 >> 3;
    if (iVar4 < (int)__size) {
      if (0 < iVar1) {
        _V_memcpy(local_fc0,*(void **)this_00,iVar4);
      }
      CUtlMemory<unsigned_char,int>::Purge(this_00);
      if ((*(int *)(this_00 + 4) < (int)__size) && (-1 < *(int *)(this_00 + 8))) {
        *(size_t *)(this_00 + 4) = __size;
        if (*(void **)this_00 == (void *)0x0) {
          pvVar3 = malloc(__size);
          *(void **)this_00 = pvVar3;
        }
        else {
          pvVar3 = realloc(*(void **)this_00,__size);
          *(void **)this_00 = pvVar3;
        }
      }
      else {
        pvVar3 = *(void **)this_00;
      }
      if (0 < iVar1) {
        _V_memcpy(pvVar3,local_fc0,iVar4);
        pvVar3 = *(void **)this_00;
      }
      bf_write::StartWriting(local_fd0,pvVar3,__size,iVar1,-1);
    }
    else {
      ConMsg("CNetChan::SetMaxBufferSize: cant preserve exiting data %i>%i.\n",iVar4,__size);
    }
  }
  if (local_20 == *(int *)(in_GS_OFFSET + 0x14)) {
    return;
  }
                    /* WARNING: Subroutine does not return */
  __stack_chk_fail();
}