src/fde.cc

   1
   2 /*
   3  * $Id$
   4  *
   5  * DEBUG: none          FDE
   6  * AUTHOR: Robert Collins
   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.
  24  *
  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.
  29  *
  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
  36 #include "squid.h"
  37 #include "fde.h"
  38 #include "SquidTime.h"
  39 #include "Store.h"
  40 #include "comm.h"
  41
  42 bool
  43 fde::readPending(int fdNumber)
  44 {
  45     if (type == FD_SOCKET)
  46         return comm_monitors_read(fdNumber);
  47
  48     return read_handler ? true : false ;
  49 }
  50
  51 void
  52 fde::dumpStats (StoreEntry &dumpEntry, int fdNumber)
  53 {
  54     if (!flags.open)
  55         return;
  56
  57 #ifdef _SQUID_MSWIN_
  58
  59     storeAppendPrintf(&dumpEntry, "%4d 0x%-8lX %-6.6s %4d %7"PRId64"%c %7"PRId64"%c %-21s %s\n",
  60                       fdNumber,
  61                       win32.handle,
  62 #else
  63     storeAppendPrintf(&dumpEntry, "%4d %-6.6s %4d %7"PRId64"%c %7"PRId64"%c %-21s %s\n",
  64                       fdNumber,
  65 #endif
  66                       fdTypeStr[type],
  67                       timeoutHandler != NULL ? (int) (timeout - squid_curtime) : 0,
  68                       bytes_read,
  69                       readPending(fdNumber) ? '*' : ' ',
  70                       bytes_written,
  71                       write_handler ? '*' : ' ',
  72                       remoteAddr(),
  73                       desc);
  74 }
  75
  76 void
  77 fde::DumpStats (StoreEntry *dumpEntry)
  78 {
  79     int i;
  80     storeAppendPrintf(dumpEntry, "Active file descriptors:\n");
  81 #ifdef _SQUID_MSWIN_
  82
  83     storeAppendPrintf(dumpEntry, "%-4s %-10s %-6s %-4s %-7s* %-7s* %-21s %s\n",
  84                       "File",
  85                       "Handle",
  86 #else
  87     storeAppendPrintf(dumpEntry, "%-4s %-6s %-4s %-7s* %-7s* %-21s %s\n",
  88                       "File",
  89 #endif
  90                       "Type",
  91                       "Tout",
  92                       "Nread",
  93                       "Nwrite",
  94                       "Remote Address",
  95                       "Description");
  96 #ifdef _SQUID_MSWIN_
  97     storeAppendPrintf(dumpEntry, "---- ---------- ------ ---- -------- -------- --------------------- ------------------------------\n");
  98 #else
  99     storeAppendPrintf(dumpEntry, "---- ------ ---- -------- -------- --------------------- ------------------------------\n");
 100 #endif
 101
 102     for (i = 0; i < Squid_MaxFD; i++) {
 103         fd_table[i].dumpStats(*dumpEntry, i);
 104     }
 105 }
 106
 107 char const *
 108 fde::remoteAddr() const
 109 {
 110     LOCAL_ARRAY(char, buf, 32);
 111
 112     if (type != FD_SOCKET)
 113         return null_string;
 114
 115     snprintf(buf, 32, "%s.%d", ipaddr, (int) remote_port);
 116
 117     return buf;
 118 }
 119
 120 void
 121 fde::noteUse(PconnPool *pool)
 122 {
 123     pconn.uses++;
 124     pconn.pool = pool;
 125 }