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6039b729 | 1 | |
2 | /* | |
262a0e14 | 3 | * $Id$ |
6039b729 | 4 | * |
507d0a78 | 5 | * DEBUG: section 5 Comms |
6039b729 | 6 | * AUTHOR: Robert Collins <robertc@squid-cache.org> |
7 | * | |
8 | * SQUID Web Proxy Cache http://www.squid-cache.org/ | |
9 | * ---------------------------------------------------------- | |
10 | * | |
11 | * Squid is the result of efforts by numerous individuals from | |
12 | * the Internet community; see the CONTRIBUTORS file for full | |
13 | * details. Many organizations have provided support for Squid's | |
14 | * development; see the SPONSORS file for full details. Squid is | |
15 | * Copyrighted (C) 2001 by the Regents of the University of | |
16 | * California; see the COPYRIGHT file for full details. Squid | |
17 | * incorporates software developed and/or copyrighted by other | |
18 | * sources; see the CREDITS file for full details. | |
19 | * | |
20 | * This program is free software; you can redistribute it and/or modify | |
21 | * it under the terms of the GNU General Public License as published by | |
22 | * the Free Software Foundation; either version 2 of the License, or | |
23 | * (at your option) any later version. | |
26ac0430 | 24 | * |
6039b729 | 25 | * This program is distributed in the hope that it will be useful, |
26 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
27 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
28 | * GNU General Public License for more details. | |
26ac0430 | 29 | * |
6039b729 | 30 | * You should have received a copy of the GNU General Public License |
31 | * along with this program; if not, write to the Free Software | |
32 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | |
33 | * | |
34 | * | |
35 | * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org> | |
36 | */ | |
37 | ||
38 | #include "config.h" | |
39 | ||
40 | #ifndef COMMREAD_H | |
41 | #define COMMREAD_H | |
42 | ||
43 | #include "squid.h" | |
a553a5a3 | 44 | #include "comm.h" |
d1fab16b | 45 | #include "CommCalls.h" |
2236466c | 46 | #include "CbDataList.h" |
6039b729 | 47 | |
48 | class CommRead | |
49 | { | |
50 | ||
51 | public: | |
52 | CommRead (); | |
d1fab16b | 53 | CommRead (int fd, char *buf, int len, AsyncCall::Pointer &callback); |
6039b729 | 54 | int fd; |
55 | char *buf; | |
56 | int len; | |
d1fab16b | 57 | AsyncCall::Pointer callback; |
6039b729 | 58 | }; |
59 | ||
60 | class DeferredRead | |
61 | { | |
62 | ||
63 | public: | |
64 | typedef void DeferrableRead(void *context, CommRead const &); | |
6039b729 | 65 | DeferredRead (); |
66 | DeferredRead (DeferrableRead *, void *, CommRead const &); | |
67 | void markCancelled(); | |
68 | DeferrableRead *theReader; | |
69 | void *theContext; | |
70 | CommRead theRead; | |
71 | bool cancelled; | |
2796c0d7 | 72 | AsyncCall::Pointer closer; ///< internal close handler used by Comm |
6039b729 | 73 | |
74 | private: | |
6039b729 | 75 | }; |
76 | ||
77 | class DeferredReadManager | |
78 | { | |
79 | ||
80 | public: | |
81 | ~DeferredReadManager(); | |
82 | void delayRead(DeferredRead const &); | |
83 | void kickReads(int const count); | |
84 | ||
85 | private: | |
86 | static PF CloseHandler; | |
2236466c | 87 | static DeferredRead popHead(CbDataListContainer<DeferredRead> &deferredReads); |
6039b729 | 88 | void kickARead(DeferredRead const &); |
89 | void flushReads(); | |
2236466c | 90 | CbDataListContainer<DeferredRead> deferredReads; |
6039b729 | 91 | }; |
92 | ||
93 | ||
94 | #endif /* COMMREAD_H */ |