Edit File: base64.h
/* * Portions Copyright (C) Internet Systems Consortium, Inc. ("ISC") * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * See the COPYRIGHT file distributed with this work for additional * information regarding copyright ownership. * * Portions Copyright (C) 2001 Nominum, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND ISC AND NOMINUM DISCLAIMS ALL * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef ISCCC_BASE64_H #define ISCCC_BASE64_H 1 /*! \file isccc/base64.h */ #include <isc/lang.h> #include <isccc/types.h> ISC_LANG_BEGINDECLS /*** *** Functions ***/ isc_result_t isccc_base64_encode(isccc_region_t *source, int wordlength, const char *wordbreak, isccc_region_t *target); /*%< * Convert data into base64 encoded text. * * Notes: *\li The base64 encoded text in 'target' will be divided into * words of at most 'wordlength' characters, separated by * the 'wordbreak' string. No parentheses will surround * the text. * * Requires: *\li 'source' is a region containing binary data. *\li 'target' is a text region containing available space. *\li 'wordbreak' points to a null-terminated string of * zero or more whitespace characters. */ isc_result_t isccc_base64_decode(const char *cstr, isccc_region_t *target); /*%< * Decode a null-terminated base64 string. * * Requires: *\li 'cstr' is non-null. *\li 'target' is a valid region. * * Returns: *\li #ISC_R_SUCCESS -- the entire decoded representation of 'cstring' * fit in 'target'. *\li #ISC_R_BADBASE64 -- 'cstr' is not a valid base64 encoding. *\li #ISC_R_NOSPACE -- 'target' is not big enough. */ ISC_LANG_ENDDECLS #endif /* ISCCC_BASE64_H */