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Diffstat (limited to 'lib/isccc/include/isccc/base64.h')
| -rw-r--r-- | lib/isccc/include/isccc/base64.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/lib/isccc/include/isccc/base64.h b/lib/isccc/include/isccc/base64.h new file mode 100644 index 0000000..795b044 --- /dev/null +++ b/lib/isccc/include/isccc/base64.h @@ -0,0 +1,85 @@ +/* + * Portions Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC") + * Portions Copyright (C) 2001 Internet Software Consortium. + * + * 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. + * + * 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. + */ + +/* $Id: base64.h,v 1.10 2007/08/28 07:20:43 tbox Exp $ */ + +#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 */ |