1%{
2/*
3 * lexer.l
4 */
5
6/*-
7 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
8 *
9 * Copyright (c) 2006 Maksim Yevmenkin <m_evmenkin@yahoo.com>
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * $Id: lexer.l,v 1.3 2006/09/07 21:06:53 max Exp $
34 * $FreeBSD: stable/11/usr.sbin/bluetooth/bthidd/lexer.l 330449 2018-03-05 07:26:05Z eadler $
35 */
36#define L2CAP_SOCKET_CHECKED
37#include <bluetooth.h>
38#include <stdlib.h>
39#include "parser.h"
40
41	int	yylex	(void);
42
43#define	YY_DECL	int yylex(void)
44%}
45
46%option yylineno noyywrap nounput noinput
47
48delim				[ \t\n]
49ws				{delim}+
50empty				{delim}*
51comment				\#.*
52
53hexdigit			[0-9a-fA-F]
54hexbyte				{hexdigit}{hexdigit}?
55
56device_word			device
57bdaddr_word			bdaddr
58control_psm_word		control_psm
59interrupt_psm_word		interrupt_psm
60reconnect_initiate_word		reconnect_initiate
61battery_power_word		battery_power
62normally_connectable_word	normally_connectable
63hid_descriptor_word		hid_descriptor
64true_word			true
65false_word			false
66
67bdaddrstring			{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}
68hexbytestring			0x{hexbyte}
69
70%%
71
72\;				return (';');
73\:				return (':');
74\{				return ('{');
75\}				return ('}');
76
77{ws}				;
78{empty}				;
79{comment}			;
80
81{device_word}			return (T_DEVICE);
82{bdaddr_word}			return (T_BDADDR);
83{control_psm_word}		return (T_CONTROL_PSM);
84{interrupt_psm_word}		return (T_INTERRUPT_PSM);
85{reconnect_initiate_word}	return (T_RECONNECT_INITIATE);
86{battery_power_word}		return (T_BATTERY_POWER);
87{normally_connectable_word}	return (T_NORMALLY_CONNECTABLE);
88{hid_descriptor_word}		return (T_HID_DESCRIPTOR);
89{true_word}			return (T_TRUE);
90{false_word}			return (T_FALSE);
91
92{bdaddrstring}			{
93				return (bt_aton(yytext, &yylval.bdaddr)?
94						T_BDADDRSTRING : T_ERROR);
95				}
96
97{hexbytestring}			{
98				char	*ep;
99
100				yylval.num = strtoul(yytext, &ep, 16);
101
102				return (*ep == '\0'? T_HEXBYTE : T_ERROR);
103				}
104
105.				return (T_ERROR);
106
107%%
108
109