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/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2000-2004 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_INCLUDE_H
#define _MOD_INCLUDE_H 1
#include "apr_pools.h"
#include "apr_optional.h"
/*
* Constants used for ap_ssi_get_tag_and_value's decode parameter
*/
#define SSI_VALUE_DECODED 1
#define SSI_VALUE_RAW 0
/*
* Constants used for ap_ssi_parse_string's leave_name parameter
*/
#define SSI_EXPAND_LEAVE_NAME 1
#define SSI_EXPAND_DROP_NAME 0
/*
* This macro creates a bucket which contains an error message and appends it
* to the current pass brigade
*/
#define SSI_CREATE_ERROR_BUCKET(ctx, f, bb) APR_BRIGADE_INSERT_TAIL((bb), \
apr_bucket_pool_create(apr_pstrdup((ctx)->pool, (ctx)->error_str), \
strlen((ctx)->error_str), (ctx)->pool, \
(f)->c->bucket_alloc))
/*
* These constants are used to set or clear flag bits.
*/
#define SSI_FLAG_PRINTING (1<<0) /* Printing conditional lines. */
#define SSI_FLAG_COND_TRUE (1<<1) /* Conditional eval'd to true. */
#define SSI_FLAG_SIZE_IN_BYTES (1<<2) /* Sizes displayed in bytes. */
#define SSI_FLAG_NO_EXEC (1<<3) /* No Exec in current context. */
#define SSI_FLAG_SIZE_ABBREV (~(SSI_FLAG_SIZE_IN_BYTES))
#define SSI_FLAG_CLEAR_PRINT_COND (~((SSI_FLAG_PRINTING) | \
(SSI_FLAG_COND_TRUE)))
#define SSI_FLAG_CLEAR_PRINTING (~(SSI_FLAG_PRINTING))
/*
* The public SSI context structure
*/
typedef struct {
/* permanent pool, use this for creating bucket data */
apr_pool_t *pool;
/* temp pool; will be cleared after the execution of every directive */
apr_pool_t *dpool;
/* See the SSI_FLAG_XXXXX definitions. */
int flags;
/* nesting of *invisible* ifs */
int if_nesting_level;
/* if true, the current buffer will be passed down the filter chain before
* continuing with next input bucket and the variable will be reset to
* false.
*/
int flush_now;
/* argument counter (of the current directive) */
unsigned argc;
/* currently configured error string */
const char *error_str;
/* currently configured time format */
const char *time_str;
/* pointer to internal (non-public) data, don't touch */
struct ssi_internal_ctx *intern;
} include_ctx_t;
typedef apr_status_t (include_handler_fn_t)(include_ctx_t *, ap_filter_t *,
apr_bucket_brigade *);
APR_DECLARE_OPTIONAL_FN(void, ap_ssi_get_tag_and_value,
(include_ctx_t *ctx, char **tag, char **tag_val,
int dodecode));
APR_DECLARE_OPTIONAL_FN(char*, ap_ssi_parse_string,
(include_ctx_t *ctx, const char *in, char *out,
apr_size_t length, int leave_name));
APR_DECLARE_OPTIONAL_FN(void, ap_register_include_handler,
(char *tag, include_handler_fn_t *func));
#endif /* MOD_INCLUDE */
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