ecnprobe/support.h

   1
   2 /*
   3  Copyright (c) 2000
   4  International Computer Science Institute
   5  All rights reserved.
   6
   7  This file may contain software code originally developed for the
   8  Sting project. The Sting software carries the following copyright:
   9
  10  Copyright (c) 1998, 1999
  11  Stefan Savage and the University of Washington.
  12  All rights reserved.
  13
  14  Redistribution and use in source and binary forms, with or without
  15  modification, are permitted provided that the following conditions
  16  are met:
  17  1. Redistributions of source code must retain the above copyright
  18     notice, this list of conditions and the following disclaimer.
  19  2. Redistributions in binary form must reproduce the above copyright
  20     notice, this list of conditions and the following disclaimer in the
  21     documentation and/or other materials provided with the distribution.
  22  3. All advertising materials mentioning features or use of this software
  23     must display the following acknowledgment:
  24       This product includes software developed by ACIRI, the AT&T
  25       Center for Internet Research at ICSI (the International Computer
  26       Science Institute). This product may also include software developed
  27       by Stefan Savage at the University of Washington.
  28  4. The names of ACIRI, ICSI, Stefan Savage and University of Washington
  29     may not be used to endorse or promote products derived from this software
  30     without specific prior written permission.
  31
  32  THIS SOFTWARE IS PROVIDED BY ICSI AND CONTRIBUTORS ``AS IS'' AND
  33  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  34  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  35  ARE DISCLAIMED.  IN NO EVENT SHALL ICSI OR CONTRIBUTORS BE LIABLE
  36  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  37  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  38  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  39  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  40  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  41  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  42  SUCH DAMAGE.
  43 */
  44
  45 #include <signal.h>
  46
  47 #define MAXRESETRETRANSMITS (3)
  48 /*#define INSESSION(p, src, sport, dst, dport)                  \
  49                 (((p)->ip.ip_src == (src)) && ((p)->ip.ip_dst == (dst)) &&      \
  50                  ((p)->ip.ip_p == IPPROTOCOL_TCP) &&                    \
  51                  ((p)->tcp.tcp_sport == htons(sport)) &&                        \
  52                  ((p)->tcp.tcp_dport == htons(dport)))*/
  53
  54 #define INSESSION(p, src, sport, dst, dport)                    \
  55                 (((p)->ip->ip_src == (src)) && ((p)->ip->ip_dst == (dst)) &&    \
  56                  ((p)->ip->ip_p == IPPROTOCOL_TCP) &&                   \
  57                  ((p)->tcp->tcp_sport == htons(sport)) &&                       \
  58                  ((p)->tcp->tcp_dport == htons(dport)))
  59
  60 #define SEQ_LT(a,b) ((int)((a)-(b)) < 0)
  61 #define SEQ_LEQ(a,b) ((int)((a)-(b)) <= 0)
  62 #define SEQ_GT(a,b) ((int)((a)-(b)) > 0)
  63 #define SEQ_GEQ(a,b) ((int)((a)-(b)) >= 0)
  64
  65 #define DEFAULT_TARGETPORT  (80)
  66 #define DEFAULT_MSS     1360
  67 #define DEFAULT_MTU 1500
  68 #define RTT_TO_MULT     5
  69 #define PLOTDIFF 0.00009
  70
  71 /* Response codes */
  72 #define  FAIL                        -1
  73 #define  SUCCESS                      0
  74 #define  NO_TARGET_CANON_INFO         1
  75 #define  NO_LOCAL_HOSTNAME            2
  76 #define  NO_SRC_CANON_INFO            3
  77 #define  NO_SESSION_ESTABLISH         4
  78 #define  MSS_TOO_SMALL                5
  79 #define  BAD_ARGS                     6
  80 #define  FIREWALL_ERR                 7
  81 #define  ERR_SOCKET_OPEN              8
  82 #define  ERR_SOCKOPT                  9
  83 #define  ERR_MEM_ALLOC               10
  84 #define  NO_CONNECTION               11
  85 #define  MSS_ERR                     12
  86 #define  BUFFER_OVERFLOW             13
  87 #define  UNWANTED_PKT_DROP           14
  88 #define  EARLY_RST                   15
  89 #define  UNEXPECTED_PKT              16
  90 #define  DIFF_FLOW                   17
  91 #define  ERR_CHECKSUM                18
  92 #define  NOT_ENOUGH_PKTS             19
  93 #define  BAD_OPT_LEN                 20
  94 #define  TOO_MANY_PKTS               21
  95 #define  NO_DATA_RCVD                22
  96 #define  NO_TRGET_SPECIFIED          23
  97 #define  BAD_OPTIONS                 24
  98 #define  TOO_MANY_TIMEOUTS           25
  99 #define  TOO_MANY_RXMTS              26
 100 #define  NO_SACK                     27
 101 #define  ERR_IN_SB_CALC              28
 102 #define  TOO_MANY_HOLES              29
 103 #define  TOO_MANY_DROPS              30
 104 #define  UNWANTED_PKT_REORDER        31
 105 #define  NO_PMTUD_ENABLED            32
 106 #define  UNKNOWN_BEHAVIOR            33
 107 #define  NO_SYNACK_RCVD              34
 108 #define  SEND_REQUEST_FAILED         35
 109 #define  PKT_SIZE_CHANGED            36
 110 #define  ECN_SYN_DROP                37
 111
 112 #define DEFAULT_FILENAME "/"
 113
 114 #define RTT_TO_MULT 5
 115 #define SYNTIMEOUT    (2.0)
 116 #define REXMITDELAY   (2.0)
 117 #define MAXSYNRETRANSMITS  (6)
 118 #define MAXDATARETRANSMITS  (6)
 119
 120 /* HTTP Response Codes */
 121 #define HTTP_OK                     "200"
 122
 123
 124 void SendReset();
 125 void SigHandle (int signo);
 126 void Cleanup();
 127 void Quit(int how);
 128 double GetTime();
 129 double GetTimeMicroSeconds();
 130 void PrintTimeStamp(struct timeval *ts);
 131 void processBadPacket (struct IPPacket *p);
 132 void busy_wait (double wait);