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.
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)
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.
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. */
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)
34 struct base64_decode_context
40 extern bool isbase64 (char ch);
42 extern void base64_encode (const char *restrict in, size_t inlen,
43 char *restrict out, size_t outlen);
45 extern size_t base64_encode_alloc (const char *in, size_t inlen, char **out);
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);
52 extern bool base64_decode_alloc (struct base64_decode_context *ctx,
53 const char *in, size_t inlen,
54 char **out, size_t *outlen);