xref: /freebsd/usr.sbin/bluetooth/hcsecd/lexer.l (revision f5147e312f43a9050468de539aeafa072caa1a60)
1 %{
2 /*-
3  * lexer.l
4  *
5  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
6  *
7  * Copyright (c) 2001-2002 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 1.1 2002/11/24 20:22:39 max Exp $
32  * $FreeBSD$
33  */
34 
35 #include <string.h>
36 #include "parser.h"
37 %}
38 
39 %option yylineno noyywrap nounput noinput
40 
41 delim		[ \t\n]
42 ws		{delim}+
43 empty		{delim}*
44 comment		\#.*
45 
46 hexdigit	[0-9a-fA-F]
47 hexbyte		{hexdigit}{hexdigit}
48 
49 device_word	device
50 bdaddr_word	bdaddr
51 name_word	name
52 key_word	key
53 nokey_word	nokey
54 pin_word	pin
55 nopin_word	nopin
56 
57 bdaddrstring	{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}:{hexbyte}
58 hexstring	0x{hexbyte}+
59 string		\".+\"
60 
61 %%
62 
63 \;		return (';');
64 \:		return (':');
65 \{		return ('{');
66 \}		return ('}');
67 
68 {ws}		;
69 {empty}		;
70 {comment}	;
71 
72 {device_word}	return (T_DEVICE);
73 {bdaddr_word}	return (T_BDADDR);
74 {name_word}	return (T_NAME);
75 {key_word}	return (T_KEY);
76 {nokey_word}	return (T_NOKEY);
77 {pin_word}	return (T_PIN);
78 {nopin_word}	return (T_NOPIN);
79 
80 {bdaddrstring}	{
81 		yylval.string = yytext;
82 		return (T_BDADDRSTRING);
83 		}
84 
85 {hexstring}	{
86 		yylval.string = &yytext[2];
87 		return (T_HEXSTRING);
88 		}
89 
90 {string}	{
91 		yytext[strlen(yytext) - 1] = 0;
92 		yylval.string = &yytext[1];
93 		return (T_STRING);
94 		}
95 
96 %%
97 
98