release/src/router/mysql/include/base64.h

   1 /* Copyright (c) 2003-2006 MySQL AB
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; version 2 of the License.
   6
   7    This program is distributed in the hope that it will be useful,
   8    but WITHOUT ANY WARRANTY; without even the implied warranty of
   9    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10    GNU General Public License for more details.
  11
  12    You should have received a copy of the GNU General Public License
  13    along with this program; if not, write to the Free Software
  14    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA */
  15
  16 #ifndef __BASE64_H_INCLUDED__
  17 #define __BASE64_H_INCLUDED__
  18
  19 #ifdef __cplusplus
  20 extern "C" {
  21 #endif
  22
  23 /*
  24   Calculate how much memory needed for dst of base64_encode()
  25 */
  26 int base64_needed_encoded_length(int length_of_data);
  27
  28 /*
  29   Calculate how much memory needed for dst of base64_decode()
  30 */
  31 int base64_needed_decoded_length(int length_of_encoded_data);
  32
  33 /*
  34   Encode data as a base64 string
  35 */
  36 int base64_encode(const void *src, size_t src_len, char *dst);
  37
  38 /*
  39   Decode a base64 string into data
  40 */
  41 int base64_decode(const char *src, size_t src_len,
  42                   void *dst, const char **end_ptr);
  43
  44
  45 #ifdef __cplusplus
  46 }
  47 #endif
  48 #endif /* !__BASE64_H_INCLUDED__ */