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/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2000-2003 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 APACHE_UTIL_SCRIPT_H
#define APACHE_UTIL_SCRIPT_H
#include "apr_buckets.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @package Apache script tools
*/
#ifndef APACHE_ARG_MAX
#ifdef _POSIX_ARG_MAX
#define APACHE_ARG_MAX _POSIX_ARG_MAX
#else
#define APACHE_ARG_MAX 512
#endif
#endif
/**
* Create an environment variable out of an Apache table of key-value pairs
* @param p pool to allocate out of
* @param t Apache table of key-value pairs
* @return An array containing the same key-value pairs suitable for
* use with an exec call.
* @deffunc char **ap_create_environment(apr_pool_t *p, apr_table_t *t)
*/
AP_DECLARE(char **) ap_create_environment(apr_pool_t *p, apr_table_t *t);
/**
* This "cute" little function comes about because the path info on
* filenames and URLs aren't always the same. So we take the two,
* and find as much of the two that match as possible.
* @param uri The uri we are currently parsing
* @param path_info The current path info
* @return The length of the path info
* @deffunc int ap_fine_path_info(const char *uri, const char *path_info)
*/
AP_DECLARE(int) ap_find_path_info(const char *uri, const char *path_info);
/**
* Add CGI environment variables required by HTTP/1.1 to the request's
* environment table
* @param r the current request
* @deffunc void ap_add_cgi_vars(request_rec *r)
*/
AP_DECLARE(void) ap_add_cgi_vars(request_rec *r);
/**
* Add common CGI environment variables to the requests environment table
* @param r The current request
* @deffunc void ap_add_common_vars(request_rec *r)
*/
AP_DECLARE(void) ap_add_common_vars(request_rec *r);
/**
* Read headers output from a script, ensuring that the output is valid. If
* the output is valid, then the headers are added to the headers out of the
* current request
* @param r The current request
* @param f The file to read from
* @param buffer Empty when calling the function. On output, if there was an
* error, the string that cause the error is stored here.
* @return HTTP_OK on success, HTTP_INTERNAL_SERVER_ERROR otherwise
* @deffunc int ap_scan_script_header_err(request_rec *r, apr_file_t *f, char *buffer)
*/
AP_DECLARE(int) ap_scan_script_header_err(request_rec *r, apr_file_t *f, char *buffer);
/**
* Read headers output from a script, ensuring that the output is valid. If
* the output is valid, then the headers are added to the headers out of the
* current request
* @param r The current request
* @param bb The brigade from which to read
* @param buffer Empty when calling the function. On output, if there was an
* error, the string that cause the error is stored here.
* @return HTTP_OK on success, HTTP_INTERNAL_SERVER_ERROR otherwise
* @deffunc int ap_scan_script_header_err_brigade(request_rec *r, apr_bucket_brigade *bb, char *buffer)
*/
AP_DECLARE(int) ap_scan_script_header_err_brigade(request_rec *r,
apr_bucket_brigade *bb,
char *buffer);
/**
* Read headers strings from a script, ensuring that the output is valid. If
* the output is valid, then the headers are added to the headers out of the
* current request
* @param r The current request
* @param buffer Empty when calling the function. On output, if there was an
* error, the string that cause the error is stored here.
* @param termch Pointer to the last character parsed.
* @param termarg Pointer to an int to capture the last argument parsed.
* @param args String arguments to parse consecutively for headers,
* a NULL argument terminates the list.
* @return HTTP_OK on success, HTTP_INTERNAL_SERVER_ERROR otherwise
* @deffunc int ap_scan_script_header_err_core(request_rec *r, char *buffer, int (*getsfunc)(char *, int, void *), void *getsfunc_data)
*/
AP_DECLARE_NONSTD(int) ap_scan_script_header_err_strs(request_rec *r,
char *buffer,
const char **termch,
int *termarg, ...);
/**
* Read headers output from a script, ensuring that the output is valid. If
* the output is valid, then the headers are added to the headers out of the
* current request
* @param r The current request
* @param buffer Empty when calling the function. On output, if there was an
* error, the string that cause the error is stored here.
* @param getsfunc Function to read the headers from. This function should
act like gets()
* @param getsfunc_data The place to read from
* @return HTTP_OK on success, HTTP_INTERNAL_SERVER_ERROR otherwise
* @deffunc int ap_scan_script_header_err_core(request_rec *r, char *buffer, int (*getsfunc)(char *, int, void *), void *getsfunc_data)
*/
AP_DECLARE(int) ap_scan_script_header_err_core(request_rec *r, char *buffer,
int (*getsfunc) (char *, int, void *),
void *getsfunc_data);
#ifdef __cplusplus
}
#endif
#endif /* !APACHE_UTIL_SCRIPT_H */
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