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/*
* DEBUG: section 05 Comm
* AUTHOR: Robert Collins <robertc@squid-cache.org>
*
* SQUID Web Proxy Cache http://www.squid-cache.org/
* ----------------------------------------------------------
*
* Squid is the result of efforts by numerous individuals from
* the Internet community; see the CONTRIBUTORS file for full
* details. Many organizations have provided support for Squid's
* development; see the SPONSORS file for full details. Squid is
* Copyrighted (C) 2001 by the Regents of the University of
* California; see the COPYRIGHT file for full details. Squid
* incorporates software developed and/or copyrighted by other
* sources; see the CREDITS file for full details.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
*
*
* Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
*/
#ifndef COMMREAD_H
#define COMMREAD_H
#include "comm.h"
#include "CommCalls.h"
#include "comm/forward.h"
#include "CbDataList.h"
class CommRead
{
public:
CommRead();
CommRead(const Comm::ConnectionPointer &c, char *buf, int len, AsyncCall::Pointer &callback);
Comm::ConnectionPointer conn;
char *buf;
int len;
AsyncCall::Pointer callback;
};
class DeferredRead
{
public:
typedef void DeferrableRead(void *context, CommRead const &);
DeferredRead ();
DeferredRead (DeferrableRead *, void *, CommRead const &);
void markCancelled();
DeferrableRead *theReader;
void *theContext;
CommRead theRead;
bool cancelled;
AsyncCall::Pointer closer; ///< internal close handler used by Comm
private:
};
class DeferredReadManager
{
public:
~DeferredReadManager();
void delayRead(DeferredRead const &);
void kickReads(int const count);
private:
static CLCB CloseHandler;
static DeferredRead popHead(CbDataListContainer<DeferredRead> &deferredReads);
void kickARead(DeferredRead const &);
void flushReads();
CbDataListContainer<DeferredRead> deferredReads;
};
#endif /* COMMREAD_H */
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