2001-05-16 21:32:05 +00:00
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/* -*-mode: flex-*- */
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2007-07-30 20:22:37 +00:00
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/*
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* We don't use unput, so don't generate code for it.
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*/
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%option nounput
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2001-05-16 21:32:05 +00:00
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%{
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/********************************************************************************
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*
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* text2pcap-scanner.l
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*
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* Utility to convert an ASCII hexdump into a libpcap-format capture file
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*
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* (c) Copyright 2001 Ashok Narayanan <ashokn@cisco.com>
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*
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2004-07-18 00:24:25 +00:00
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* $Id$
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2001-05-16 21:32:05 +00:00
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*
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2006-05-21 05:12:17 +00:00
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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2001-05-16 21:32:05 +00:00
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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2007-07-30 20:22:37 +00:00
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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2001-05-16 21:32:05 +00:00
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*
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*******************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include "text2pcap.h"
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2008-04-25 17:40:29 +00:00
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/*
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* Flex (v 2.5.35) uses this symbol to "exclude" unistd.h
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*/
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#ifdef _WIN32
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#define YY_NO_UNISTD_H
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#endif
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2008-04-25 18:26:54 +00:00
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#ifdef _WIN32
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/* disable Windows VC compiler warning "signed/unsigned mismatch" associated */
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/* with YY_INPUT code generated by flex versions such as 2.5.35. */
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#pragma warning (disable:4018)
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#endif
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2001-05-16 21:32:05 +00:00
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%}
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hexdigit [0-9A-Fa-f]
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directive #TEXT2PCAP.*
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comment #[^W].*
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byte [0-9A-Fa-f][0-9A-Fa-f][ \t]
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byte_eol [0-9A-Fa-f][0-9A-Fa-f]\n
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2001-11-24 09:46:28 +00:00
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offset [0-9A-Fa-f]+[: \t]
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2001-11-24 02:13:34 +00:00
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offset_eol [0-9A-Fa-f]+\n
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2001-05-16 21:32:05 +00:00
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text [^ \n\t]+
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mailfwd >
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eol \r?\n\r?
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%%
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{byte} { parse_token(T_BYTE, yytext); }
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{byte_eol} { parse_token(T_BYTE, yytext); parse_token(T_EOL, NULL); }
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{offset} { parse_token(T_OFFSET, yytext); }
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2001-11-24 02:13:34 +00:00
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{offset_eol} { parse_token(T_OFFSET, yytext); parse_token(T_EOL, NULL); }
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2001-05-16 21:32:05 +00:00
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{mailfwd}{offset} { parse_token(T_OFFSET, yytext+1); }
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{eol} { parse_token(T_EOL, NULL); }
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[ \t] ; /* ignore whitespace */
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{directive} { parse_token(T_DIRECTIVE, yytext); }
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{comment} ; /* ignore comments */
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{text} { parse_token(T_TEXT, yytext); }
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%%
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int yywrap()
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{
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return 1;
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}
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