forked from osmocom/wireshark
8615e78630
Change-Id: Iace0462e6bb50573f3e4603f7a19e4b7ee1f9733 Reviewed-on: https://code.wireshark.org/review/23541 Petri-Dish: João Valverde <j@v6e.pt> Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org> Reviewed-by: João Valverde <j@v6e.pt>
112 lines
3.5 KiB
Text
112 lines
3.5 KiB
Text
/* -*-mode: flex-*- */
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%top {
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/* Include this before everything else, for various large-file definitions */
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#include "config.h"
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}
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/*
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* We don't use input, so don't generate code for it.
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*/
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%option noinput
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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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/*
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* We don't read interactively from the terminal.
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*/
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%option never-interactive
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/*
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* We want to stop processing when we get to the end of the input.
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*/
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%option noyywrap
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/*
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* Prefix scanner routines with "text2pcap_" rather than "yy" to avoid a
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* "redefined macro" warning with flex 2.6.3.
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*/
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%option prefix="text2pcap_"
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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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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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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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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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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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DIAG_OFF(sign-compare)
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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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#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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%}
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hexdigit [0-9A-Fa-f]
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directive ^#TEXT2PCAP.*\r?\n
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comment ^[\t ]*#.*\r?\n
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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]\r?\n
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offset [0-9A-Fa-f]+[: \t]
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offset_eol [0-9A-Fa-f]+\r?\n
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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} { if (parse_token(T_BYTE, yytext) != EXIT_SUCCESS) return EXIT_FAILURE; }
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{byte_eol} { if (parse_token(T_BYTE, yytext) != EXIT_SUCCESS) return EXIT_FAILURE;
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if (parse_token(T_EOL, NULL) != EXIT_SUCCESS) return EXIT_FAILURE; }
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{offset} { if (parse_token(T_OFFSET, yytext) != EXIT_SUCCESS) return EXIT_FAILURE; }
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{offset_eol} { if (parse_token(T_OFFSET, yytext) != EXIT_SUCCESS) return EXIT_FAILURE;
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if (parse_token(T_EOL, NULL) != EXIT_SUCCESS) return EXIT_FAILURE; }
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{mailfwd}{offset} { if (parse_token(T_OFFSET, yytext+1) != EXIT_SUCCESS) return EXIT_FAILURE; }
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{eol} { if (parse_token(T_EOL, NULL) != EXIT_SUCCESS) return EXIT_FAILURE; }
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[ \t] ; /* ignore whitespace */
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{directive} { if (parse_token(T_DIRECTIVE, yytext) != EXIT_SUCCESS) return EXIT_FAILURE;
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if (parse_token(T_EOL, NULL) != EXIT_SUCCESS) return EXIT_FAILURE; }
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{comment} { if (parse_token(T_EOL, NULL) != EXIT_SUCCESS) return EXIT_FAILURE; }
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{text} { if (parse_token(T_TEXT, yytext) != EXIT_SUCCESS) return EXIT_FAILURE; }
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