From 6e121a026ffd681418cc8e43647afacdd13f149a Mon Sep 17 00:00:00 2001 From: Vsevolod Stakhov Date: Sat, 21 Feb 2015 18:11:12 +0000 Subject: Move ucl and rdns to contrib. --- contrib/librdns/punycode.h | 59 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 contrib/librdns/punycode.h (limited to 'contrib/librdns/punycode.h') diff --git a/contrib/librdns/punycode.h b/contrib/librdns/punycode.h new file mode 100644 index 000000000..300fb92a6 --- /dev/null +++ b/contrib/librdns/punycode.h @@ -0,0 +1,59 @@ +/* Copyright (c) 2014, Vsevolod Stakhov + * All rights reserved. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED ''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 AUTHOR 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. + */ +#ifndef PUNYCODE_H_ +#define PUNYCODE_H_ + +#include +#include + +/** + * Convert an UCS4 string to a puny-coded DNS label string suitable + * when combined with delimiters and other labels for DNS lookup. + * + * @param in an UCS4 string to convert + * @param in_len the length of in. + * @param out the resulting puny-coded string. The string is not NULL + * terminated. + * @param out_len before processing out_len should be the length of + * the out variable, after processing it will be the length of the out + * string. + * + * @return returns 0 on success, an wind error code otherwise + */ +bool rdns_punycode_label_toascii (const uint32_t *in, size_t in_len, char *out, size_t *out_len); +/** + * Convert an UTF-8 string to an UCS4 string. + * + * @param in an UTF-8 string to convert. + * @param out the resulting UCS4 string + * @param out_len before processing out_len should be the length of + * the out variable, after processing it will be the length of the out + * string. + * + * @return returns 0 on success, an -1 otherwise + * @ingroup wind + */ + +int rdns_utf8_to_ucs4 (const char *in, size_t in_len, uint32_t **out, size_t *out_len); + +#endif /* PUNYCODE_H_ */ -- cgit v1.2.3