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/* -*- buffer-read-only: t -*- vi: set ro: */
/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
/* base64.h -- Encode binary data using printable characters.
Copyright (C) 2004-2006, 2009-2011 Free Software Foundation, Inc.
Written by Simon Josefsson.
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; either version 3, or (at your option)
any later version.
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
#define BASE64_H
/* Get size_t. */
#include <cstddef>
/* Get bool. */
/* This uses that the expression (n+(k-1))/k means the smallest
integer >= n/k, i.e., the ceiling of n/k. */
#define BASE64_LENGTH(inlen) ((((inlen) + 2) / 3) * 4)
struct base64_decode_context {
unsigned int i;
char buf[4];
};
extern bool isbase64(char ch);
extern void base64_encode(const char *in, size_t inlen, char *out, size_t outlen);
extern size_t base64_encode_alloc(const char *in, size_t inlen, char **out);
extern void base64_decode_ctx_init(struct base64_decode_context *ctx);
extern bool base64_decode_ctx(
struct base64_decode_context *ctx, const char *in, size_t inlen, char *out, size_t *outlen);
extern bool base64_decode_alloc_ctx(
struct base64_decode_context *ctx, const char *in, size_t inlen, char **out, size_t *outlen);
#define base64_decode(in, inlen, out, outlen) base64_decode_ctx(NULL, in, inlen, out, outlen)
#define base64_decode_alloc(in, inlen, out, outlen) base64_decode_alloc_ctx(NULL, in, inlen, out, outlen)
#endif /* BASE64_H */
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