panda3d/panda/src/downloader/identityStreamBuf.h

64 lines
1.7 KiB
C++

// Filename: identityStreamBuf.h
// Created by: drose (09Oct02)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://www.panda3d.org/license.txt .
//
// To contact the maintainers of this program write to
// panda3d@yahoogroups.com .
//
////////////////////////////////////////////////////////////////////
#ifndef IDENTITYSTREAMBUF_H
#define IDENTITYSTREAMBUF_H
#include "pandabase.h"
// This module is not compiled if OpenSSL is not available.
#ifdef HAVE_SSL
#include "httpDocument.h"
#include "bioStreamPtr.h"
#include "pointerTo.h"
////////////////////////////////////////////////////////////////////
// Class : IdentityStreamBuf
// Description : The streambuf object that implements
// IIdentityStream.
////////////////////////////////////////////////////////////////////
class EXPCL_PANDAEXPRESS IdentityStreamBuf : public streambuf {
public:
IdentityStreamBuf();
virtual ~IdentityStreamBuf();
void open_read(BioStreamPtr *source, HTTPDocument *doc,
bool has_content_length, size_t content_length);
void close_read();
protected:
virtual int underflow(void);
private:
size_t read_chars(char *start, size_t length);
PT(BioStreamPtr) _source;
bool _has_content_length;
size_t _bytes_remaining;
PT(HTTPDocument) _doc;
int _read_index;
friend class IIdentityStream;
};
#endif // HAVE_SSL
#endif