mariadb/include/base64.h
2013-09-23 18:58:33 +04:00

62 lines
1.7 KiB
C

/* Copyright (c) 2003-2006 MySQL AB
Use is subject to license terms
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */
#ifndef __BASE64_H_INCLUDED__
#define __BASE64_H_INCLUDED__
#ifdef __cplusplus
extern "C" {
#endif
/*
Calculate how much memory needed for dst of base64_encode()
*/
int base64_needed_encoded_length(int length_of_data);
/*
Maximum length base64_encode_needed_length() can accept with no overflow.
*/
int base64_encode_max_arg_length(void);
/*
Calculate how much memory needed for dst of base64_decode()
*/
int base64_needed_decoded_length(int length_of_encoded_data);
/*
Maximum length base64_decode_needed_length() can accept with no overflow.
*/
int base64_decode_max_arg_length();
/*
Encode data as a base64 string
*/
int base64_encode(const void *src, size_t src_len, char *dst);
/*
Decode a base64 string into data
*/
int base64_decode(const char *src, size_t src_len,
void *dst, const char **end_ptr, int flags);
/* Allow multuple chunks 'AAA= AA== AA==', binlog uses this */
#define MY_BASE64_DECODE_ALLOW_MULTIPLE_CHUNKS 1
#ifdef __cplusplus
}
#endif
#endif /* !__BASE64_H_INCLUDED__ */