unbound/util/data/dname.h
Wouter Wijngaards 94288dae09 0.3, dname.c
git-svn-id: file:///svn/unbound/trunk@229 be551aaa-1e26-0410-a405-d3ace91eadb9
2007-04-04 09:47:30 +00:00

59 lines
2.2 KiB
C

/*
* util/data/dname.h - domain name routines
*
* 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 deal with domain names (dnames).
*
* Some of the functions deal with domain names as a wireformat buffer,
* with a length.
*/
#ifndef UTIL_DATA_DNAME_H
#define UTIL_DATA_DNAME_H
/**
* Determine length of dname in buffer, no compression ptrs allowed,
* @param query: the ldns buffer, current position at start of dname.
* at end, position is at end of the dname.
* @return: 0 on parse failure, or length including ending 0 of dname.
*/
size_t query_dname_len(ldns_buffer* query);
/** lowercase query dname */
void query_dname_tolower(uint8_t* dname, size_t len);
#endif /* UTIL_DATA_DNAME_H */