view release on metacpan or  search on metacpan

module/apache2/handle.c  view on Meta::CPAN

/*
**  Licensed to the Apache Software Foundation (ASF) under one or more
** contributor license agreements.  See the NOTICE file distributed with
** this work for additional information regarding copyright ownership.
** The ASF licenses this file to You under the Apache License, Version 2.0
** (the "License"); you may not use this file except in compliance with
** the License.  You may obtain a copy of the License at
**
**      http://www.apache.org/licenses/LICENSE-2.0
**
**  Unless required by applicable law or agreed to in writing, software
**  distributed under the License is distributed on an "AS IS" BASIS,
**  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
**  See the License for the specific language governing permissions and
**  limitations under the License.
*/

#include "httpd.h"
#include "http_config.h"
#include "http_log.h"
#include "util_filter.h"
#include "apr_tables.h"
#include "apr_buckets.h"
#include "http_request.h"
#include "apr_strings.h"

#include "apreq_module_apache2.h"
#include "apreq_private_apache2.h"
#include "apreq_error.h"


APR_INLINE
static ap_filter_t *get_apreq_filter(apreq_handle_t *handle)
{
    struct apache2_handle *req = (struct apache2_handle *)handle;

    if (req->f == NULL) {
        req->f = ap_add_input_filter(APREQ_FILTER_NAME, NULL,
                                     req->r,
                                     req->r->connection);
        /* ap_add_input_filter does not guarantee cfg->f == r->input_filters,
         * so we reposition the new filter there as necessary.
         */
        apreq_filter_relocate(req->f);
    }

    return req->f;
}


static apr_status_t apache2_jar(apreq_handle_t *handle, const apr_table_t **t)
{
    struct apache2_handle *req = (struct apache2_handle*)handle;
    request_rec *r = req->r;

    if (req->jar_status == APR_EINIT) {
        const char *cookies = apr_table_get(r->headers_in, "Cookie");
        if (cookies != NULL) {
            req->jar = apr_table_make(handle->pool, APREQ_DEFAULT_NELTS);
            req->jar_status =
                apreq_parse_cookie_header(handle->pool, req->jar, cookies);
        }
        else
            req->jar_status = APREQ_ERROR_NODATA;
    }

    *t = req->jar;
    return req->jar_status;
}

static apr_status_t apache2_args(apreq_handle_t *handle, const apr_table_t **t)
{
    struct apache2_handle *req = (struct apache2_handle*)handle;
    request_rec *r = req->r;

    if (req->args_status == APR_EINIT) {
        if (r->args != NULL) {
            req->args = apr_table_make(handle->pool, APREQ_DEFAULT_NELTS);
            req->args_status =
                apreq_parse_query_string(handle->pool, req->args, r->args);
        }
        else
            req->args_status = APREQ_ERROR_NODATA;
    }

    *t = req->args;
    return req->args_status;
}




static apreq_cookie_t *apache2_jar_get(apreq_handle_t *handle, const char *name)
{
    struct apache2_handle *req = (struct apache2_handle *)handle;
    const apr_table_t *t;
    const char *val;

    if (req->jar_status == APR_EINIT)
        apache2_jar(handle, &t);
    else
        t = req->jar;

    if (t == NULL)