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git.ipfire.org Git - thirdparty/squid.git/blob - src/neighbors.h
2 * Copyright (C) 1996-2014 The Squid Software Foundation and contributors
4 * Squid software is distributed under GPLv2+ license and includes
5 * contributions from numerous individuals and organizations.
6 * Please see the COPYING and CONTRIBUTORS files for details.
9 /* DEBUG: section 15 Neighbor Routines */
11 #ifndef SQUID_NEIGHBORS_H_
12 #define SQUID_NEIGHBORS_H_
19 class HttpRequestMethod
;
23 CachePeer
*getFirstPeer(void);
24 CachePeer
*getFirstUpParent(HttpRequest
*);
25 CachePeer
*getNextPeer(CachePeer
*);
26 CachePeer
*getSingleParent(HttpRequest
*);
27 int neighborsCount(HttpRequest
*);
28 int neighborsUdpPing(HttpRequest
*,
34 void neighborAddAcl(const char *, const char *);
36 void neighborsUdpAck(const cache_key
*, icp_common_t
*, const Ip::Address
&);
37 void neighborAdd(const char *, const char *, int, int, int, int, int);
38 void neighbors_init(void);
40 void neighborsHtcpClear(StoreEntry
*, const char *, HttpRequest
*, const HttpRequestMethod
&, htcp_clr_reason
);
42 CachePeer
*peerFindByName(const char *);
43 CachePeer
*peerFindByNameAndPort(const char *, unsigned short);
44 CachePeer
*getDefaultParent(HttpRequest
* request
);
45 CachePeer
*getRoundRobinParent(HttpRequest
* request
);
46 CachePeer
*getWeightedRoundRobinParent(HttpRequest
* request
);
47 void peerClearRRStart(void);
48 void peerClearRR(void);
49 lookup_t
peerDigestLookup(CachePeer
* p
, HttpRequest
* request
);
50 CachePeer
*neighborsDigestSelect(HttpRequest
* request
);
51 void peerNoteDigestLookup(HttpRequest
* request
, CachePeer
* p
, lookup_t lookup
);
52 void peerNoteDigestGone(CachePeer
* p
);
53 int neighborUp(const CachePeer
* e
);
55 const char *neighborTypeStr(const CachePeer
* e
);
56 peer_t
neighborType(const CachePeer
*, const HttpRequest
*);
57 void peerConnectFailed(CachePeer
*);
58 void peerConnectSucceded(CachePeer
*);
59 void dump_peer_options(StoreEntry
*, CachePeer
*);
60 int peerHTTPOkay(const CachePeer
*, HttpRequest
*);
62 /// Whether we can open new connections to the peer (e.g., despite max-conn)
63 bool peerCanOpenMore(const CachePeer
*p
);
64 /// Whether the peer has idle or standby connections that can be used now
65 bool peerHasConnAvailable(const CachePeer
*p
);
66 /// Notifies peer of an associated connection closure.
67 void peerConnClosed(CachePeer
*p
);
69 CachePeer
*whichPeer(const Ip::Address
&from
);
71 #endif /* SQUID_NEIGHBORS_H_ */