#include "ap_mpm.h"

#include "mod_core.h"

#include "../filters/mod_include.h"

#include "mod_cgi.h"

module AP_MODULE_DECLARE_DATA cgi_module;

/* There has to be a better place to put this - uhm... where exactly? */

/**

 * Reprocess the command and arguments to execute the given CGI script.

 * @param cmd Pointer to the command to execute (may be overridden)

 * @param argv Pointer to the arguments to pass (may be overridden)

 * @param r The current request

 * @param p The pool to allocate correct cmd/argv elements within.

 * @deffunc apr_status_t ap_cgi_build_command(const char **cmd, const char ***argv, request_rec *r, apr_pool_t *p)

 * @tip This callback may be registered by the os-specific module 

 * to correct the command and arguments for apr_proc_create invocation

 * on a given os.  mod_cgi will call the function if registered.

 */

APR_DECLARE_OPTIONAL_FN(apr_status_t, ap_cgi_build_command, 

                        (const char **cmd, const char ***argv,

                         request_rec *r, apr_pool_t *p));

static APR_OPTIONAL_FN_TYPE(ap_register_include_handler) *cgi_pfn_reg_with_ssi;

static APR_OPTIONAL_FN_TYPE(ap_ssi_get_tag_and_value) *cgi_pfn_gtv;

static APR_OPTIONAL_FN_TYPE(ap_ssi_parse_string) *cgi_pfn_ps;

/* ====================================================================

 * The Apache Software License, Version 1.1

 *

 * Copyright (c) 2000-2001 The Apache Software Foundation.  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. The end-user documentation included with the redistribution,

 *    if any, must include the following acknowledgment:

 *       "This product includes software developed by the

 *        Apache Software Foundation (http://www.apache.org/)."

 *    Alternately, this acknowledgment may appear in the software itself,

 *    if and wherever such third-party acknowledgments normally appear.

 *

 * 4. The names "Apache" and "Apache Software Foundation" must

 *    not be used to endorse or promote products derived from this

 *    software without prior written permission. For written

 *    permission, please contact apache@apache.org.

 *

 * 5. Products derived from this software may not be called "Apache",

 *    nor may "Apache" appear in their name, without prior written

 *    permission of the Apache Software Foundation.

 *

 * THIS SOFTWARE IS PROVIDED ``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 THE APACHE SOFTWARE FOUNDATION OR

 * ITS 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.

 * ====================================================================

 *

 * This software consists of voluntary contributions made by many

 * individuals on behalf of the Apache Software Foundation.  For more

 * information on the Apache Software Foundation, please see

 * <http://www.apache.org/>.

 *

 * Portions of this software are based upon public domain software

 * originally written at the National Center for Supercomputing Applications,

 * University of Illinois, Urbana-Champaign.

 */

#ifndef _MOD_CGI_H

#define _MOD_CGI_H 1

/**

 * Registerable optional function to override CGI behavior;

 * Reprocess the command and arguments to execute the given CGI script.

 * @param cmd Pointer to the command to execute (may be overridden)

 * @param argv Pointer to the arguments to pass (may be overridden)

 * @param r The current request

 * @param p The pool to allocate correct cmd/argv elements within.

 * @deffunc apr_status_t ap_cgi_build_command(const char **cmd, const char ***argv, request_rec *r, apr_pool_t *p)

 * @tip This callback may be registered by the os-specific module 

 * to correct the command and arguments for apr_proc_create invocation

 * on a given os.  mod_cgi will call the function if registered.

 */

APR_DECLARE_OPTIONAL_FN(apr_status_t, ap_cgi_build_command, 

                        (const char **cmd, const char ***argv,

                         request_rec *r, apr_pool_t *p));

#endif /* _MOD_CGI_H */