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| author | Tobias Markmann <tm@ayena.de> | 2012-03-12 17:32:02 (GMT) |
|---|---|---|
| committer | Tobias Markmann <tm@ayena.de> | 2012-03-21 20:41:16 (GMT) |
| commit | 2878d950c11526094dc2faeb2caeeb1004f1690d (patch) | |
| tree | 891760e443f9c90135165bb4ec29c72647179bcf /3rdParty/Unbound/src/src/services/outbound_list.h | |
| parent | 2fa37f2976b933ca0bcf5f85dd1615805776d67d (diff) | |
| download | swift-contrib-2878d950c11526094dc2faeb2caeeb1004f1690d.zip swift-contrib-2878d950c11526094dc2faeb2caeeb1004f1690d.tar.bz2 | |
Adding basic unbound support.
Diffstat (limited to '3rdParty/Unbound/src/src/services/outbound_list.h')
| -rw-r--r-- | 3rdParty/Unbound/src/src/services/outbound_list.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/3rdParty/Unbound/src/src/services/outbound_list.h b/3rdParty/Unbound/src/src/services/outbound_list.h new file mode 100644 index 0000000..5631910 --- /dev/null +++ b/3rdParty/Unbound/src/src/services/outbound_list.h @@ -0,0 +1,105 @@ +/* + * services/outbound_list.h - keep list of outbound serviced queries. + * + * Copyright (c) 2007, NLnet Labs. All rights reserved. + * + * This software is open source. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 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. + * + * Neither the name of the NLNET LABS nor the names of its contributors may + * be used to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS 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 REGENTS OR 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. + */ + +/** + * \file + * + * This file contains functions to help a module keep track of the + * queries it has outstanding to authoritative servers. + */ +#ifndef SERVICES_OUTBOUND_LIST_H +#define SERVICES_OUTBOUND_LIST_H +struct outbound_entry; +struct serviced_query; +struct module_qstate; + +/** + * The outbound list. This structure is part of the module specific query + * state. + */ +struct outbound_list { + /** The linked list of outbound query entries. */ + struct outbound_entry* first; +}; + +/** + * Outbound list entry. A serviced query sent by a module processing the + * query from the qstate. Double linked list to aid removal. + */ +struct outbound_entry { + /** next in list */ + struct outbound_entry* next; + /** prev in list */ + struct outbound_entry* prev; + /** The query that was sent out */ + struct serviced_query* qsent; + /** the module query state that sent it */ + struct module_qstate* qstate; +}; + +/** + * Init the user allocated outbound list structure + * @param list: the list structure. + */ +void outbound_list_init(struct outbound_list* list); + +/** + * Clear the user owner outbound list structure. + * Deletes serviced queries. + * @param list: the list structure. It is cleared, but the list struct itself + * is callers responsability to delete. + */ +void outbound_list_clear(struct outbound_list* list); + +/** + * Insert new entry into the list. Caller must allocate the entry with malloc. + * qstate and qsent are set by caller. + * @param list: the list to add to. + * @param e: entry to add, it is only half initialised at call start, fully + * initialised at call end. + */ +void outbound_list_insert(struct outbound_list* list, + struct outbound_entry* e); + +/** + * Remove an entry from the list, and deletes it. + * Deletes serviced query in the entry. + * @param list: the list to remove from. + * @param e: the entry to remove. + */ +void outbound_list_remove(struct outbound_list* list, + struct outbound_entry* e); + +#endif /* SERVICES_OUTBOUND_LIST_H */ |