/* * *  C++ Portable Types Library (PTypes) *  Version 1.7.5   Released 9-Mar-2003 * *  Copyright (c) 2001, 2002, 2003 Hovik Melikyan * *  http://www.melikyan.com/ptypes/ *  http://ptypes.sourceforge.net/ * */#include "pstreams.h"PTYPES_BEGINinmemory::inmemory(const string& imem)    : instm(length(imem)), mem(imem) {}inmemory::~inmemory() {    close();}int inmemory::classid(){    return CLASS_INMEMORY;}void inmemory::bufalloc() {    bufdata = pchar(pconst(mem));    bufend = length(mem);}void inmemory::buffree() {    bufclear();    bufdata = nil;}void inmemory::bufvalidate() {    eof = bufpos >= bufend;}void inmemory::doopen() {    if (isempty(mem))        eof = true;}void inmemory::doclose() {}int inmemory::dorawread(char*, int) {    return 0;}string inmemory::get_streamname() {    return "mem";}PTYPES_END