1 %{ 2 /* 3 * lexer.l 4 * 5 * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $Id: lexer.l,v 1.1 2002/11/24 20:22:39 max Exp $ 30 * $FreeBSD: src/usr.sbin/bluetooth/hcsecd/lexer.l,v 1.1 2003/05/10 21:50:35 julian Exp $ 31 * $DragonFly: src/usr.sbin/bthcid/lexer.l,v 1.1 2008/01/30 14:10:19 hasso Exp $ 32 */ 33 34 #include <string.h> 35 #include "parser.h" 36 37 int yylex(void); 38 %} 39 40 %option yylineno noyywrap nounput 41 42 delim [ \t\n] 43 ws {delim}+ 44 empty {delim}* 45 comment \#.* 46 47 hexdigit [0-9a-fA-F] 48 hexbyte {hexdigit}{hexdigit} 49 50 device_word device 51 bdaddr_word bdaddr 52 name_word name 53 key_word key 54 nokey_word nokey 55 pin_word pin 56 nopin_word nopin 57 58 bdaddrstring {hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte} 59 hexstring 0x{hexbyte}+ 60 string \".+\" 61 62 %% 63 64 \; return (';'); 65 \: return (':'); 66 \{ return ('{'); 67 \} return ('}'); 68 69 {ws} ; 70 {empty} ; 71 {comment} ; 72 73 {device_word} return (T_DEVICE); 74 {bdaddr_word} return (T_BDADDR); 75 {name_word} return (T_NAME); 76 {key_word} return (T_KEY); 77 {nokey_word} return (T_NOKEY); 78 {pin_word} return (T_PIN); 79 {nopin_word} return (T_NOPIN); 80 81 {bdaddrstring} { 82 yylval.string = yytext; 83 return (T_BDADDRSTRING); 84 } 85 86 {hexstring} { 87 yylval.string = &yytext[2]; 88 return (T_HEXSTRING); 89 } 90 91 {string} { 92 yytext[strlen(yytext) - 1] = 0; 93 yylval.string = &yytext[1]; 94 return (T_STRING); 95 } 96 97 %% 98 99