src/http.h

   1
   2 /*
   3  * $Id: http.h,v 1.12 2005/08/19 16:49:27 wessels Exp $
   4  *
   5  *
   6  * SQUID Web Proxy Cache          http://www.squid-cache.org/
   7  * ----------------------------------------------------------
   8  *
   9  *  Squid is the result of efforts by numerous individuals from
  10  *  the Internet community; see the CONTRIBUTORS file for full
  11  *  details.   Many organizations have provided support for Squid's
  12  *  development; see the SPONSORS file for full details.  Squid is
  13  *  Copyrighted (C) 2001 by the Regents of the University of
  14  *  California; see the COPYRIGHT file for full details.  Squid
  15  *  incorporates software developed and/or copyrighted by other
  16  *  sources; see the CREDITS file for full details.
  17  *
  18  *  This program is free software; you can redistribute it and/or modify
  19  *  it under the terms of the GNU General Public License as published by
  20  *  the Free Software Foundation; either version 2 of the License, or
  21  *  (at your option) any later version.
  22  *
  23  *  This program is distributed in the hope that it will be useful,
  24  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  25  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  26  *  GNU General Public License for more details.
  27  *
  28  *  You should have received a copy of the GNU General Public License
  29  *  along with this program; if not, write to the Free Software
  30  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
  31  *
  32  */
  33
  34 #ifndef SQUID_HTTP_H
  35 #define SQUID_HTTP_H
  36
  37 #include "StoreIOBuffer.h"
  38 #include "comm.h"
  39
  40 class HttpStateData
  41 {
  42
  43 public:
  44     static CWCB SendComplete;
  45     /* should be private */
  46     void processReplyHeader(const char *buf, int size);
  47     void processReplyData(const char *, size_t);
  48     IOCB readReply;
  49     void maybeReadData();
  50     int cacheableReply();
  51
  52     StoreEntry *entry;
  53     HttpRequest *request;
  54     MemBuf reply_hdr;
  55     peer *_peer;                /* peer request made to */
  56     int eof;                    /* reached end-of-object? */
  57     HttpRequest *orig_request;
  58     int fd;
  59     http_state_flags flags;
  60     FwdState *fwd;
  61     char *body_buf;
  62     off_t currentOffset;
  63     int do_next_read;
  64     size_t read_sz;
  65     char buf[SQUID_TCP_SO_RCVBUF];
  66     bool ignoreCacheControl;
  67     bool surrogateNoStore;
  68     void processSurrogateControl(HttpReply *);
  69
  70 private:
  71     enum ConnectionStatus {
  72         INCOMPLETE_MSG,
  73         COMPLETE_PERSISTENT_MSG,
  74         COMPLETE_NONPERSISTENT_MSG
  75     };
  76     ConnectionStatus statusIfComplete() const;
  77     ConnectionStatus persistentConnStatus() const;
  78     void failReply (HttpReply *reply, http_status const &status);
  79 };
  80
  81 #endif /* SQUID_HTTP_H */