chromium/third_party/ffmpeg/libavutil/base64.c

/*
 * Copyright (c) 2006 Ryan Martell. ([email protected])
 *
 * This file is part of FFmpeg.
 *
 * FFmpeg is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * FFmpeg 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

/**
 * @file
 * @brief Base64 encode/decode
 * @author Ryan Martell <[email protected]> (with lots of Michael)
 */

#include <limits.h>
#include <stddef.h>

#include "base64.h"
#include "error.h"
#include "intreadwrite.h"

/* ---------------- private code */
static const uint8_t map2[256] = …;

#define BASE64_DEC_STEP(i) …

int av_base64_decode(uint8_t *out, const char *in_str, int out_size)
{ … }

/*****************************************************************************
* b64_encode: Stolen from VLC's http.c.
* Simplified by Michael.
* Fixed edge cases and made it work from data (vs. strings) by Ryan.
*****************************************************************************/

char *av_base64_encode(char *out, int out_size, const uint8_t *in, int in_size)
{ … }