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author | markm <markm@FreeBSD.org> | 2000-01-09 20:58:00 +0000 |
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committer | markm <markm@FreeBSD.org> | 2000-01-09 20:58:00 +0000 |
commit | 4ecbd6db44d79348bc815f31096e53104f50838b (patch) | |
tree | 36fa73706fa0587a390c45a3fbf17c9523cb0e35 /crypto/heimdal/lib/asn1/lex.l | |
download | FreeBSD-src-4ecbd6db44d79348bc815f31096e53104f50838b.zip FreeBSD-src-4ecbd6db44d79348bc815f31096e53104f50838b.tar.gz |
Import KTH Heimdal, which will be the core of our Kerberos5.
Userland to follow.
Diffstat (limited to 'crypto/heimdal/lib/asn1/lex.l')
-rw-r--r-- | crypto/heimdal/lib/asn1/lex.l | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/crypto/heimdal/lib/asn1/lex.l b/crypto/heimdal/lib/asn1/lex.l new file mode 100644 index 0000000..b3fbf71 --- /dev/null +++ b/crypto/heimdal/lib/asn1/lex.l @@ -0,0 +1,102 @@ +%{ +/* + * Copyright (c) 1997, 1998, 1999 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* $Id: lex.l,v 1.10 1999/12/02 17:05:02 joda Exp $ */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <stdio.h> +#include <stdarg.h> +#include <stdlib.h> +#include <string.h> +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +#include "symbol.h" +#include "parse.h" + +void error_message(char *, ...); + +static unsigned lineno = 1; + +/* ","|"{"|"}"|"("|")"|"["|"]"|"|" { return *yytext; } */ +%} + + +%% +INTEGER { return INTEGER; } +SEQUENCE { return SEQUENCE; } +OF { return OF; } +OCTET { return OCTET; } +STRING { return STRING; } +GeneralizedTime { return GeneralizedTime; } +GeneralString { return GeneralString; } +BIT { return BIT; } +APPLICATION { return APPLICATION; } +OPTIONAL { return OPTIONAL; } +BEGIN { return TBEGIN; } +END { return END; } +DEFINITIONS { return DEFINITIONS; } +EXTERNAL { return EXTERNAL; } +[,{}()|] { return *yytext; } +"[" { return *yytext; } +"]" { return *yytext; } +::= { return EEQUAL; } +--[^\n]*\n { ; } +-?[0-9]+ { yylval.constant = atoi(yytext); return CONSTANT; } +[A-Za-z][-A-Za-z0-9_]* { yylval.name = strdup (yytext); return IDENTIFIER; } +[ \t] ; +\n { lineno++; } +. { error_message("Ignoring char(%c)\n", *yytext); } +%% + +#ifndef yywrap /* XXX */ +int +yywrap () +{ + return 1; +} +#endif + +void +error_message (char *format, ...) +{ + va_list args; + + va_start (args, format); + fprintf (stderr, ":%d: ", lineno); + vfprintf (stderr, format, args); + va_end (args); +} |