| /* _ _ |
| ** _ __ ___ ___ __| | ___ ___| | mod_ssl |
| ** | '_ ` _ \ / _ \ / _` | / __/ __| | Apache Interface to OpenSSL |
| ** | | | | | | (_) | (_| | \__ \__ \ | www.modssl.org |
| ** |_| |_| |_|\___/ \__,_|___|___/___/_| ftp.modssl.org |
| ** |_____| |
| ** ssl_expr.h |
| ** Expression Handling (Header) |
| */ |
| |
| /* ==================================================================== |
| * Copyright (c) 1998-2001 Ralf S. Engelschall. 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. All advertising materials mentioning features or use of this |
| * software must display the following acknowledgment: |
| * "This product includes software developed by |
| * Ralf S. Engelschall <rse@engelschall.com> for use in the |
| * mod_ssl project (http://www.modssl.org/)." |
| * |
| * 4. The names "mod_ssl" must not be used to endorse or promote |
| * products derived from this software without prior written |
| * permission. For written permission, please contact |
| * rse@engelschall.com. |
| * |
| * 5. Products derived from this software may not be called "mod_ssl" |
| * nor may "mod_ssl" appear in their names without prior |
| * written permission of Ralf S. Engelschall. |
| * |
| * 6. Redistributions of any form whatsoever must retain the following |
| * acknowledgment: |
| * "This product includes software developed by |
| * Ralf S. Engelschall <rse@engelschall.com> for use in the |
| * mod_ssl project (http://www.modssl.org/)." |
| * |
| * THIS SOFTWARE IS PROVIDED BY RALF S. ENGELSCHALL ``AS IS'' AND ANY |
| * EXPRESSED 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 RALF S. ENGELSCHALL OR |
| * HIS 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. |
| * ==================================================================== |
| */ |
| |
| /* ``May all your PUSHes be POPed.'' */ |
| |
| #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_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; |
| } ssl_expr_node; |
| |
| typedef ssl_expr_node ssl_expr; |
| |
| typedef struct { |
| pool *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(pool *, 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 */ |