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/* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @verbatim
_ _
_ __ ___ ___ __| | ___ ___| | mod_ssl
| '_ ` _ \ / _ \ / _` | / __/ __| | Apache Interface to OpenSSL
| | | | | | (_) | (_| | \__ \__ \ |
|_| |_| |_|\___/ \__,_|___|___/___/_|
|_____|
@endverbatim
* @file ssl_expr.h
* @brief Expression Handling (Header).
* ``May all your PUSHes be POPed.''
*
* @defgroup MOD_SSL_EXPR Expression Handling
* @ingroup MOD_SSL
* @{
*/
#ifndef __SSL_EXPR_H__
#define __SSL_EXPR_H__
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE !FALSE
#endif
#ifndef YY_NULL
#define YY_NULL 0
#endif
#ifndef MIN
#define MIN(a,b) (((a)<(b))?(a):(b))
#endif
#ifndef BOOL
#define BOOL unsigned int
#endif
#ifndef NULL
#define NULL (void *)0
#endif
#ifndef NUL
#define NUL '\0'
#endif
#ifndef YYDEBUG
#define YYDEBUG 0
#endif
typedef enum {
op_NOP, op_ListElement, op_PeerExtElement,
op_True, op_False, op_Not, op_Or, op_And, op_Comp,
op_EQ, op_NE, op_LT, op_LE, op_GT, op_GE, op_IN, op_REG, op_NRE,
op_Digit, op_String, op_Regex, op_Var, op_Func
} ssl_expr_node_op;
typedef struct {
ssl_expr_node_op node_op;
void *node_arg1;
void *node_arg2;
apr_pool_t *p;
} ssl_expr_node;
typedef ssl_expr_node ssl_expr;
typedef struct {
apr_pool_t *pool;
char *inputbuf;
int inputlen;
char *inputptr;
ssl_expr *expr;
} ssl_expr_info_type;
extern ssl_expr_info_type ssl_expr_info;
extern char *ssl_expr_error;
#define yylval ssl_expr_yylval
#define yyerror ssl_expr_yyerror
#define yyinput ssl_expr_yyinput
extern int ssl_expr_yyparse(void);
extern int ssl_expr_yyerror(char *);
extern int ssl_expr_yylex(void);
extern ssl_expr *ssl_expr_comp(apr_pool_t *, char *);
extern int ssl_expr_exec(request_rec *, ssl_expr *);
extern char *ssl_expr_get_error(void);
extern ssl_expr *ssl_expr_make(ssl_expr_node_op, void *, void *);
extern BOOL ssl_expr_eval(request_rec *, ssl_expr *);
#endif /* __SSL_EXPR_H__ */
/** @} */
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