liveprop.c revision 1ccd992d37d62c8cb2056126f2234f64ec189bfd
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2000 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/>.
*/
#include "apr_pools.h"
#include "apr_hash.h"
#include "apr_errno.h"
#include "ap_hooks.h" /* ### for ap_global_hook_pool */
#include "util_xml.h" /* for ap_text_header */
#include "mod_dav.h"
static apr_hash_t *dav_liveprop_uris = NULL;
static int dav_liveprop_count = 0;
static apr_status_t dav_cleanup_liveprops(void *ctx)
{
dav_liveprop_uris = NULL;
dav_liveprop_count = 0;
return APR_SUCCESS;
}
void dav_register_liveprop_namespace(apr_pool_t *p, const char *uri)
{
int value;
/* ### ignore the pool; it is NULL right now */
p = ap_global_hook_pool;
if (dav_liveprop_uris == NULL) {
dav_liveprop_uris = apr_make_hash(p);
apr_register_cleanup(p, NULL, dav_cleanup_liveprops, apr_null_cleanup);
}
value = (int)apr_hash_get(dav_liveprop_uris, uri, 0);
if (value != 0) {
/* already registered */
return;
}
/* start at 1, and count up */
apr_hash_set(dav_liveprop_uris, uri, 0, (void *)++dav_liveprop_count);
}
int dav_get_liveprop_ns_index(const char *uri)
{
return (int)apr_hash_get(dav_liveprop_uris, uri, 0);
}
int dav_get_liveprop_ns_count(void)
{
return dav_liveprop_count;
}
void dav_add_all_liveprop_xmlns(apr_pool_t *p, ap_text_header *phdr)
{
apr_hash_index_t *idx = apr_hash_first(dav_liveprop_uris);
for ( ; idx != NULL; idx = apr_hash_next(idx) ) {
const void *key;
void *val;
const char *s;
apr_hash_this(idx, &key, NULL, &val);
s = apr_psprintf(p, " xmlns:lp%d=\"%s\"", (int)val, key);
ap_text_append(p, phdr, s);
}
}