| /* ==================================================================== |
| * 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/>. |
| */ |
| |
| #include "apr_pools.h" |
| #include "apr_hash.h" |
| #include "apr_errno.h" |
| #include "apr_strings.h" |
| #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; |
| } |
| |
| static void dav_register_liveprop_namespace(apr_pool_t *p, const char *uri) |
| { |
| int value; |
| |
| if (dav_liveprop_uris == NULL) { |
| dav_liveprop_uris = apr_hash_make(p); |
| apr_pool_cleanup_register(p, NULL, dav_cleanup_liveprops, apr_pool_cleanup_null); |
| } |
| |
| value = (int)apr_hash_get(dav_liveprop_uris, uri, APR_HASH_KEY_STRING); |
| if (value != 0) { |
| /* already registered */ |
| return; |
| } |
| |
| /* start at 1, and count up */ |
| apr_hash_set(dav_liveprop_uris, uri, APR_HASH_KEY_STRING, |
| (void *)++dav_liveprop_count); |
| } |
| |
| DAV_DECLARE(int) dav_get_liveprop_ns_index(const char *uri) |
| { |
| return (int)apr_hash_get(dav_liveprop_uris, uri, APR_HASH_KEY_STRING); |
| } |
| |
| 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, (const char *)key); |
| ap_text_append(p, phdr, s); |
| } |
| } |
| |
| DAV_DECLARE(int) dav_do_find_liveprop(const char *ns_uri, const char *name, |
| const dav_liveprop_group *group, |
| const dav_hooks_liveprop **hooks) |
| { |
| const char * const *uris = group->namespace_uris; |
| const dav_liveprop_spec *scan; |
| int ns; |
| |
| /* first: locate the namespace in the namespace table */ |
| for (ns = 0; uris[ns] != NULL; ++ns) |
| if (strcmp(ns_uri, uris[ns]) == 0) |
| break; |
| if (uris[ns] == NULL) { |
| /* not our property (the namespace matched none of ours) */ |
| return 0; |
| } |
| |
| /* second: look for the property in the liveprop specs */ |
| for (scan = group->specs; scan->name != NULL; ++scan) |
| if (ns == scan->ns && strcmp(name, scan->name) == 0) { |
| *hooks = group->hooks; |
| return scan->propid; |
| } |
| |
| /* not our property (same namespace, but no matching prop name) */ |
| return 0; |
| } |
| |
| DAV_DECLARE(int) dav_get_liveprop_info(int propid, |
| const dav_liveprop_group *group, |
| const dav_liveprop_spec **info) |
| { |
| const dav_liveprop_spec *scan; |
| |
| for (scan = group->specs; scan->name != NULL; ++scan) { |
| if (scan->propid == propid) { |
| *info = scan; |
| |
| /* map the provider-local NS into a global NS index */ |
| return dav_get_liveprop_ns_index(group->namespace_uris[scan->ns]); |
| } |
| } |
| |
| /* assert: should not reach this point */ |
| *info = NULL; |
| return 0; |
| } |
| |
| DAV_DECLARE(void) dav_register_liveprop_group(apr_pool_t *p, |
| const dav_liveprop_group *group) |
| { |
| /* register the namespace URIs */ |
| const char * const * uris = group->namespace_uris; |
| |
| for ( ; *uris != NULL; ++uris) { |
| dav_register_liveprop_namespace(p, *uris); |
| } |
| } |