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* $Id: PeerDigest.h,v 1.1 2006/08/21 00:50:41 robertc Exp $
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* SQUID Web Proxy Cache http://www.squid-cache.org/
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* ----------------------------------------------------------
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* Squid is the result of efforts by numerous individuals from
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* the Internet community; see the CONTRIBUTORS file for full
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* details. Many organizations have provided support for Squid's
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* development; see the SPONSORS file for full details. Squid is
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* Copyrighted (C) 2001 by the Regents of the University of
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* California; see the COPYRIGHT file for full details. Squid
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* incorporates software developed and/or copyrighted by other
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* sources; see the CREDITS file for full details.
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
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#ifndef SQUID_PEERDIGEST_H
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#define SQUID_PEERDIGEST_H
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short int current; /* current version */
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short int required; /* minimal version that can safely handle current version */
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/* digest control block; used for transmission and storage */
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class StoreDigestCBlock
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unsigned char bits_per_entry;
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unsigned char hash_func_count;
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short int reserved_short;
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struct _DigestFetchState
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StoreEntry *old_entry;
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char buf[SM_PAGE_SIZE];
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digest_read_state_t state;
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void *operator new (size_t);
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void operator delete(void *);
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struct _peer *peer; /* pointer back to peer structure, argh */
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CacheDigest *cd; /* actual digest structure */
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String host; /* copy of peer->host */
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const char *req_result; /* text status of the last request */
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1; /* there were requests for this digest */
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1; /* can be used for lookups */
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unsigned int requested:
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1; /* in process of receiving [fresh] digest */
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/* all times are absolute unless augmented with _delay */
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time_t initialized; /* creation */
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time_t needed; /* first lookup/use by a peer */
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time_t next_check; /* next scheduled check/refresh event */
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time_t retry_delay; /* delay before re-checking _invalid_ digest */
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time_t requested; /* requested a fresh copy of a digest */
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time_t req_delay; /* last request response time */
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time_t received; /* received the current copy of a digest */
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time_t disabled; /* disabled for good */
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cd_guess_stats guess;
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CBDATA_CLASS(PeerDigest);
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extern const Version CacheDigestVer;
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#endif /* SQUID_PEERDIGEST_H */