src/fde.h

   1
   2 /*
   3  * $Id: fde.h,v 1.13 2007/08/13 17:20:51 hno 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_FDE_H
  35 #define SQUID_FDE_H
  36 #include "comm.h"
  37
  38 class PconnPool;
  39
  40 class fde
  41 {
  42
  43 public:
  44     /* NOTE: memset is used on fdes today. 20030715 RBC */
  45     static void DumpStats (StoreEntry *);
  46
  47     char const *remoteAddr() const;
  48     void dumpStats (StoreEntry &, int);
  49     bool readPending(int);
  50     void noteUse(PconnPool *);
  51
  52     unsigned int type;
  53     u_short local_port;
  54     u_short remote_port;
  55
  56     struct IN_ADDR local_addr;
  57     unsigned char tos;
  58     char ipaddr[16];            /* dotted decimal address of peer */
  59     char desc[FD_DESC_SZ];
  60
  61     struct
  62     {
  63         unsigned int open:1;
  64         unsigned int close_request:1;
  65         unsigned int write_daemon:1;
  66         unsigned int closing:1;
  67         unsigned int socket_eof:1;
  68         unsigned int nolinger:1;
  69         unsigned int nonblocking:1;
  70         unsigned int ipc:1;
  71         unsigned int called_connect:1;
  72         unsigned int nodelay:1;
  73         unsigned int close_on_exec:1;
  74         unsigned int read_pending:1;
  75         unsigned int write_pending:1;
  76     } flags;
  77
  78     int64_t bytes_read;
  79     int64_t bytes_written;
  80
  81     struct {
  82         int uses;                   /* ie # req's over persistent conn */
  83         PconnPool *pool;
  84     } pconn;
  85
  86     unsigned epoll_state;
  87
  88     struct _fde_disk disk;
  89     PF *read_handler;
  90     void *read_data;
  91     PF *write_handler;
  92     void *write_data;
  93     PF *timeout_handler;
  94     time_t timeout;
  95     void *timeout_data;
  96     void *lifetime_data;
  97     close_handler *closeHandler;        /* linked list */
  98     CommWriteStateData *wstate;         /* State data for comm_write */
  99     READ_HANDLER *read_method;
 100     WRITE_HANDLER *write_method;
 101 #if USE_SSL
 102     SSL *ssl;
 103 #endif
 104 #ifdef _SQUID_MSWIN_
 105     struct {
 106         long handle;
 107     } win32;
 108 #endif
 109
 110 };
 111
 112 #endif /* SQUID_FDE_H */