1 %{ 2 /* 3 * lexer.l 4 * 5 * Copyright (c) 2004 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 1.2 2004/02/13 21:46:20 max Exp $ 30 * $FreeBSD$ 31 */ 32 33 #include <bluetooth.h> 34 #include <stdlib.h> 35 #include "parser.h" 36 %} 37 38 %option yylineno noyywrap nounput 39 40 delim [ \t\n] 41 ws {delim}+ 42 empty {delim}* 43 comment \#.* 44 45 hexdigit [0-9a-fA-F] 46 hexbyte {hexdigit}{hexdigit}? 47 48 device_word device 49 bdaddr_word bdaddr 50 control_psm_word control_psm 51 interrupt_psm_word interrupt_psm 52 reconnect_initiate_word reconnect_initiate 53 battery_power_word battery_power 54 normally_connectable_word normally_connectable 55 hid_descriptor_word hid_descriptor 56 true_word true 57 false_word false 58 59 bdaddrstring {hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte} 60 hexbytestring 0x{hexbyte} 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 {control_psm_word} return (T_CONTROL_PSM); 76 {interrupt_psm_word} return (T_INTERRUPT_PSM); 77 {reconnect_initiate_word} return (T_RECONNECT_INITIATE); 78 {battery_power_word} return (T_BATTERY_POWER); 79 {normally_connectable_word} return (T_NORMALLY_CONNECTABLE); 80 {hid_descriptor_word} return (T_HID_DESCRIPTOR); 81 {true_word} return (T_TRUE); 82 {false_word} return (T_FALSE); 83 84 {bdaddrstring} { 85 return (bt_aton(yytext, &yylval.bdaddr)? 86 T_BDADDRSTRING : T_ERROR); 87 } 88 89 {hexbytestring} { 90 char *ep = NULL; 91 92 yylval.num = strtoul(yytext, &ep, 16); 93 94 return (*ep == '\0'? T_HEXBYTE : T_ERROR); 95 } 96 97 . return (T_ERROR); 98 99 %% 100 101