1: /* -*- buffer-read-only: t -*- vi: set ro: */
    2: /* DO NOT EDIT! GENERATED AUTOMATICALLY! */
    3: /* base64.h -- Encode binary data using printable characters.
    4:    Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
    5:    Written by Simon Josefsson.
    6: 
    7:    This program is free software; you can redistribute it and/or modify
    8:    it under the terms of the GNU General Public License as published by
    9:    the Free Software Foundation; either version 2, or (at your option)
   10:    any later version.
   11: 
   12:    This program is distributed in the hope that it will be useful,
   13:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   14:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   15:    GNU General Public License for more details.
   16: 
   17:    You should have received a copy of the GNU General Public License
   18:    along with this program; if not, write to the Free Software Foundation,
   19:    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
   20: 
   21: #ifndef BASE64_H
   22: # define BASE64_H
   23: 
   24: /* Get size_t. */
   25: # include <stddef.h>
   26: 
   27: /* Get bool. */
   28: # include <stdbool.h>
   29: 
   30: /* This uses that the expression (n+(k-1))/k means the smallest
   31:    integer >= n/k, i.e., the ceiling of n/k.  */
   32: # define BASE64_LENGTH(inlen) ((((inlen) + 2) / 3) * 4)
   33: 
   34: struct base64_decode_context
   35: {
   36:   unsigned int i;
   37:   char buf[4];
   38: };
   39: 
   40: extern bool isbase64 (char ch);
   41: 
   42: extern void base64_encode (const char *restrict in, size_t inlen,
   43:                            char *restrict out, size_t outlen);
   44: 
   45: extern size_t base64_encode_alloc (const char *in, size_t inlen, char **out);
   46: 
   47: extern void base64_decode_ctx_init (struct base64_decode_context *ctx);
   48: extern bool base64_decode (struct base64_decode_context *ctx,
   49:                            const char *restrict in, size_t inlen,
   50:                            char *restrict out, size_t *outlen);
   51: 
   52: extern bool base64_decode_alloc (struct base64_decode_context *ctx,
   53:                                  const char *in, size_t inlen,
   54:                                  char **out, size_t *outlen);
   55: 
   56: #endif /* BASE64_H */