1/* Licensed to the Apache Software Foundation (ASF) under one or more 2 * contributor license agreements. See the NOTICE file distributed with 3 * this work for additional information regarding copyright ownership. 4 * The ASF licenses this file to You under the Apache License, Version 2.0 5 * (the "License"); you may not use this file except in compliance with 6 * the License. You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17/** 18 * @verbatim 19 _ _ 20 _ __ ___ ___ __| | ___ ___| | mod_ssl 21 | '_ ` _ \ / _ \ / _` | / __/ __| | Apache Interface to OpenSSL 22 | | | | | | (_) | (_| | \__ \__ \ | 23 |_| |_| |_|\___/ \__,_|___|___/___/_| 24 |_____| 25 @endverbatim 26 * @file ssl_expr.h 27 * @brief Expression Handling (Header). 28 * ``May all your PUSHes be POPed.'' 29 * 30 * @defgroup MOD_SSL_EXPR Expression Handling 31 * @ingroup MOD_SSL 32 * @{ 33 */ 34 35#ifndef __SSL_EXPR_H__ 36#define __SSL_EXPR_H__ 37 38#ifndef FALSE 39#define FALSE 0 40#endif 41 42#ifndef TRUE 43#define TRUE !FALSE 44#endif 45 46#ifndef YY_NULL 47#define YY_NULL 0 48#endif 49 50#ifndef MIN 51#define MIN(a,b) (((a)<(b))?(a):(b)) 52#endif 53 54#ifndef BOOL 55#define BOOL unsigned int 56#endif 57 58#ifndef NULL 59#define NULL (void *)0 60#endif 61 62#ifndef NUL 63#define NUL '\0' 64#endif 65 66#ifndef YYDEBUG 67#define YYDEBUG 0 68#endif 69 70typedef enum { 71 op_NOP, op_ListElement, op_OidListElement, 72 op_True, op_False, op_Not, op_Or, op_And, op_Comp, 73 op_EQ, op_NE, op_LT, op_LE, op_GT, op_GE, op_IN, op_REG, op_NRE, 74 op_Digit, op_String, op_Regex, op_Var, op_Func 75} ssl_expr_node_op; 76 77typedef struct { 78 ssl_expr_node_op node_op; 79 void *node_arg1; 80 void *node_arg2; 81 apr_pool_t *p; 82} ssl_expr_node; 83 84typedef ssl_expr_node ssl_expr; 85 86typedef struct { 87 apr_pool_t *pool; 88 char *inputbuf; 89 int inputlen; 90 char *inputptr; 91 ssl_expr *expr; 92} ssl_expr_info_type; 93 94extern ssl_expr_info_type ssl_expr_info; 95extern char *ssl_expr_error; 96 97#define yylval ssl_expr_yylval 98#define yyerror ssl_expr_yyerror 99#define yyinput ssl_expr_yyinput 100 101extern int ssl_expr_yyparse(void); 102extern int ssl_expr_yyerror(char *); 103extern int ssl_expr_yylex(void); 104 105extern ssl_expr *ssl_expr_comp(apr_pool_t *, char *); 106extern int ssl_expr_exec(request_rec *, ssl_expr *); 107extern char *ssl_expr_get_error(void); 108extern ssl_expr *ssl_expr_make(ssl_expr_node_op, void *, void *); 109extern BOOL ssl_expr_eval(request_rec *, ssl_expr *); 110 111#endif /* __SSL_EXPR_H__ */ 112/** @} */ 113 114