mirror of
https://github.com/xiaoyifang/goldendict-ng.git
synced 2024-11-24 12:44:07 +00:00
68 lines
2 KiB
C
68 lines
2 KiB
C
/*
|
|
* Copyright (c) 2006 Ryan Martell. (rdm4@martellventures.com)
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#ifndef AVUTIL_BASE64_H
|
|
#define AVUTIL_BASE64_H
|
|
|
|
#include <stdint.h>
|
|
|
|
/**
|
|
* @defgroup lavu_base64 Base64
|
|
* @ingroup lavu_crypto
|
|
* @{
|
|
*/
|
|
|
|
|
|
/**
|
|
* Decode a base64-encoded string.
|
|
*
|
|
* @param out buffer for decoded data
|
|
* @param in null-terminated input string
|
|
* @param out_size size in bytes of the out buffer, must be at
|
|
* least 3/4 of the length of in
|
|
* @return number of bytes written, or a negative value in case of
|
|
* invalid input
|
|
*/
|
|
int av_base64_decode(uint8_t *out, const char *in, int out_size);
|
|
|
|
/**
|
|
* Encode data to base64 and null-terminate.
|
|
*
|
|
* @param out buffer for encoded data
|
|
* @param out_size size in bytes of the out buffer (including the
|
|
* null terminator), must be at least AV_BASE64_SIZE(in_size)
|
|
* @param in input buffer containing the data to encode
|
|
* @param in_size size in bytes of the in buffer
|
|
* @return out or NULL in case of error
|
|
*/
|
|
char *av_base64_encode(char *out, int out_size, const uint8_t *in, int in_size);
|
|
|
|
/**
|
|
* Calculate the output size needed to base64-encode x bytes to a
|
|
* null-terminated string.
|
|
*/
|
|
#define AV_BASE64_SIZE(x) (((x)+2) / 3 * 4 + 1)
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
#endif /* AVUTIL_BASE64_H */
|