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Member "httperf-0.9.0/src/conn.h" (7 Apr 2007, 4122 Bytes) of package /linux/www/old/httperf-0.9.0.tar.gz:


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    1 /*
    2     httperf -- a tool for measuring web server performance
    3     Copyright 2000-2007 Hewlett-Packard Company and Contributors listed in
    4     AUTHORS file. Originally contributed by David Mosberger-Tang
    5 
    6     This file is part of httperf, a web server performance measurment
    7     tool.
    8 
    9     This program is free software; you can redistribute it and/or
   10     modify it under the terms of the GNU General Public License as
   11     published by the Free Software Foundation; either version 2 of the
   12     License, or (at your option) any later version.
   13     
   14     In addition, as a special exception, the copyright holders give
   15     permission to link the code of this work with the OpenSSL project's
   16     "OpenSSL" library (or with modified versions of it that use the same
   17     license as the "OpenSSL" library), and distribute linked combinations
   18     including the two.  You must obey the GNU General Public License in
   19     all respects for all of the code used other than "OpenSSL".  If you
   20     modify this file, you may extend this exception to your version of the
   21     file, but you are not obligated to do so.  If you do not wish to do
   22     so, delete this exception statement from your version.
   23 
   24     This program is distributed in the hope that it will be useful,
   25     but WITHOUT ANY WARRANTY; without even the implied warranty of
   26     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   27     General Public License for more details.
   28 
   29     You should have received a copy of the GNU General Public License
   30     along with this program; if not, write to the Free Software
   31     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  
   32     02110-1301, USA
   33 */
   34 #ifndef conn_h
   35 #define conn_h
   36 
   37 #include "config.h"
   38 
   39 #include <sys/uio.h>
   40 
   41 #include <httperf.h>
   42 #include <object.h>
   43 #include <timer.h>
   44 
   45 #ifdef HAVE_SSL
   46 # include <openssl/ssl.h>
   47 # include <openssl/err.h>
   48 #endif
   49 
   50 /* Maximum header line length that we can process properly.  Longer
   51    lines will be treated as if they were only this long (i.e., they
   52    will be truncated).  */
   53 #define MAX_HDR_LINE_LEN    1024
   54 
   55 struct Call;
   56 
   57 typedef enum Conn_State
   58   {
   59     S_INITIAL,
   60     S_CONNECTING,
   61     S_CONNECTED,
   62     S_REPLY_STATUS,
   63     S_REPLY_HEADER,
   64     S_REPLY_CONTINUE,
   65     S_REPLY_DATA,
   66     S_REPLY_CHUNKED,
   67     S_REPLY_FOOTER,
   68     S_REPLY_DONE,
   69     S_CLOSING,
   70     S_FREE
   71   }
   72 Conn_State;
   73 
   74 typedef struct Conn
   75   {
   76     Object obj;
   77 
   78     Conn_State state;
   79     struct Conn *next;
   80     struct Call *sendq;     /* calls whose request needs to be sent */
   81     struct Call *sendq_tail;
   82     struct Call *recvq;     /* calls waiting for a reply */
   83     struct Call *recvq_tail;
   84     Timer *watchdog;
   85 
   86     struct
   87       {
   88     Time time_connect_start;    /* time connect() got called */
   89     u_int num_calls_completed;  /* # of calls that completed */
   90       }
   91     basic;          /* maintained by stat/stats_basic.c */
   92 
   93     size_t hostname_len;
   94     const char *hostname;   /* server's hostname (or 0 for default) */
   95     size_t fqdname_len;
   96     const char *fqdname;    /* fully qualified server name (or 0) */
   97     int port;           /* server's port (or -1 for default) */
   98     int sd;         /* socket descriptor */
   99     int myport;         /* local port number or -1 */
  100     /* Since replies are read off the socket sequentially, much of the
  101        reply-processing related state can be kept here instead of in
  102        the reply structure: */
  103     struct iovec line;      /* buffer used to parse reply headers */
  104     size_t content_length;  /* content length (or INF if unknown) */
  105     u_int has_body : 1;     /* does reply have a body? */
  106     u_int is_chunked : 1;   /* is the reply chunked? */
  107     char line_buf[MAX_HDR_LINE_LEN];    /* default line buffer */
  108 
  109 #ifdef HAVE_SSL
  110     SSL *ssl;           /* SSL connection info */
  111 #endif
  112   }
  113 Conn;
  114 
  115 extern int max_num_conn;
  116 extern Conn *conn;
  117 
  118 /* Initialize the new connection object C.  */
  119 extern void conn_init (Conn *c);
  120 
  121 /* Destroy the connection-specific state in connection object C.  */
  122 extern void conn_deinit (Conn *c);
  123 
  124 #define conn_new()  ((Conn *) object_new (OBJ_CONN))
  125 #define conn_inc_ref(c) object_inc_ref ((Object *) (c))
  126 #define conn_dec_ref(c) object_dec_ref ((Object *) (c))
  127 
  128 #endif /* conn_h */