1/*
2 * Copyright (c) 2008 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 *
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 * 3. Neither the name of the Institute nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 INSTITUTE 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
34enum hx_expr_op {
35    op_TRUE,
36    op_FALSE,
37    op_NOT,
38    op_AND,
39    op_OR,
40    op_COMP,
41
42    comp_EQ,
43    comp_NE,
44    comp_IN,
45    comp_TAILEQ,
46
47    expr_NUMBER,
48    expr_STRING,
49    expr_FUNCTION,
50    expr_VAR,
51    expr_WORDS
52};
53
54struct hx_expr {
55    enum hx_expr_op	op;
56    void		*arg1;
57    void		*arg2;
58};
59
60struct hx_expr_input {
61    const char *buf;
62    size_t length;
63    size_t offset;
64    struct hx_expr *expr;
65    char *error;
66};
67
68extern struct hx_expr_input _hx509_expr_input;
69
70#define yyparse _hx509_sel_yyparse
71#define yylex   _hx509_sel_yylex
72#define yyerror _hx509_sel_yyerror
73#define yylval  _hx509_sel_yylval
74#define yychar  _hx509_sel_yychar
75#define yydebug _hx509_sel_yydebug
76#define yynerrs _hx509_sel_yynerrs
77#define yywrap  _hx509_sel_yywrap
78
79int  _hx509_sel_yyparse(void);
80int  _hx509_sel_yylex(void);
81void _hx509_sel_yyerror(const char *);
82
83