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97c1ff53d7
Submitted by: Madhusudan Mathihalli <madhusudan_mathihalli@hp.com> git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@89564 13f79535-47bb-0310-9956-ffa450edef68
116 lines
4.1 KiB
C
116 lines
4.1 KiB
C
/* _ _
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** _ __ ___ ___ __| | ___ ___| | mod_ssl
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** | '_ ` _ \ / _ \ / _` | / __/ __| | Apache Interface to OpenSSL
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** | | | | | | (_) | (_| | \__ \__ \ | www.modssl.org
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** |_| |_| |_|\___/ \__,_|___|___/___/_| ftp.modssl.org
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** |_____|
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** ssl_expr.c
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** Expression Handling
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*/
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/* ====================================================================
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* The Apache Software License, Version 1.1
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*
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* Copyright (c) 2000-2001 The Apache Software Foundation. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution,
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* if any, must include the following acknowledgment:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowledgment may appear in the software itself,
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* if and wherever such third-party acknowledgments normally appear.
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*
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* 4. The names "Apache" and "Apache Software Foundation" must
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* not be used to endorse or promote products derived from this
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* software without prior written permission. For written
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* permission, please contact apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache",
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* nor may "Apache" appear in their name, without prior written
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* permission of the Apache Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*/
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/* ``It is hard to fly with
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the eagles when you work
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with the turkeys.''
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-- Unknown */
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#include "mod_ssl.h"
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/* _________________________________________________________________
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**
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** Expression Handling
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** _________________________________________________________________
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*/
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ssl_expr_info_type ssl_expr_info;
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char *ssl_expr_error;
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ssl_expr *ssl_expr_comp(apr_pool_t *p, char *expr)
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{
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ssl_expr_info.pool = p;
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ssl_expr_info.inputbuf = expr;
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ssl_expr_info.inputlen = strlen(expr);
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ssl_expr_info.inputptr = ssl_expr_info.inputbuf;
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ssl_expr_info.expr = FALSE;
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ssl_expr_error = NULL;
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if (ssl_expr_yyparse())
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return NULL;
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return ssl_expr_info.expr;
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}
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char *ssl_expr_get_error(void)
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{
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if (ssl_expr_error == NULL)
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return "";
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return ssl_expr_error;
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}
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ssl_expr *ssl_expr_make(ssl_expr_node_op op, void *a1, void *a2)
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{
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ssl_expr *node;
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node = (ssl_expr *)apr_palloc(ssl_expr_info.pool, sizeof(ssl_expr));
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node->node_op = op;
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node->node_arg1 = (char *)a1;
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node->node_arg2 = (char *)a2;
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return node;
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}
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int ssl_expr_exec(request_rec *r, ssl_expr *expr)
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{
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BOOL rc;
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rc = ssl_expr_eval(r, expr);
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if (ssl_expr_error != NULL)
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return (-1);
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else
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return (rc ? 1 : 0);
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}
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