1 %{ 2 /* 3 * lexer.l 4 */ 5 6 /*- 7 * Copyright (c) 2006 Maksim Yevmenkin <m_evmenkin@yahoo.com> 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * $Id: lexer.l,v 1.3 2006/09/07 21:06:53 max Exp $ 32 * $FreeBSD$ 33 */ 34 #define L2CAP_SOCKET_CHECKED 35 #include <bluetooth.h> 36 #include <stdlib.h> 37 #include "parser.h" 38 39 int yylex (void); 40 41 #define YY_DECL int yylex(void) 42 %} 43 44 %option yylineno noyywrap nounput noinput 45 46 delim [ \t\n] 47 ws {delim}+ 48 empty {delim}* 49 comment \#.* 50 51 hexdigit [0-9a-fA-F] 52 hexbyte {hexdigit}{hexdigit}? 53 hexword {hexdigit}{hexdigit}?{hexdigit}?{hexdigit}? 54 55 device_word device 56 bdaddr_word bdaddr 57 vendor_id_word vendor_id 58 product_id_word product_id 59 version_word version 60 control_psm_word control_psm 61 interrupt_psm_word interrupt_psm 62 reconnect_initiate_word reconnect_initiate 63 battery_power_word battery_power 64 normally_connectable_word normally_connectable 65 hid_descriptor_word hid_descriptor 66 true_word true 67 false_word false 68 69 bdaddrstring {hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte} 70 hexbytestring 0x{hexbyte} 71 hexwordstring 0x{hexword} 72 73 %% 74 75 \; return (';'); 76 \: return (':'); 77 \{ return ('{'); 78 \} return ('}'); 79 80 {ws} ; 81 {empty} ; 82 {comment} ; 83 84 {device_word} return (T_DEVICE); 85 {bdaddr_word} return (T_BDADDR); 86 {vendor_id_word} return (T_VENDOR_ID); 87 {product_id_word} return (T_PRODUCT_ID); 88 {version_word} return (T_VERSION); 89 {control_psm_word} return (T_CONTROL_PSM); 90 {interrupt_psm_word} return (T_INTERRUPT_PSM); 91 {reconnect_initiate_word} return (T_RECONNECT_INITIATE); 92 {battery_power_word} return (T_BATTERY_POWER); 93 {normally_connectable_word} return (T_NORMALLY_CONNECTABLE); 94 {hid_descriptor_word} return (T_HID_DESCRIPTOR); 95 {true_word} return (T_TRUE); 96 {false_word} return (T_FALSE); 97 98 {bdaddrstring} { 99 return (bt_aton(yytext, &yylval.bdaddr)? 100 T_BDADDRSTRING : T_ERROR); 101 } 102 103 {hexbytestring} { 104 char *ep; 105 106 yylval.num = strtoul(yytext, &ep, 16); 107 108 return (*ep == '\0'? T_HEXBYTE : T_ERROR); 109 } 110 111 {hexwordstring} { 112 char *ep; 113 114 yylval.num = strtoul(yytext, &ep, 16); 115 116 return (*ep == '\0'? T_HEXWORD : T_ERROR); 117 } 118 119 . return (T_ERROR); 120 121 %% 122 123