diff options
author | Christian Schneppe <christian@pix-art.de> | 2016-09-08 22:23:38 +0200 |
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committer | Christian Schneppe <christian@pix-art.de> | 2016-09-08 22:23:38 +0200 |
commit | 7aeea93ded2d16f0cab3e478b5373a56f8840da1 (patch) | |
tree | 8f8f28f43fb91630424345a917e7772618f8049a /src/main/jni/ffmpeg/include/libavutil/adler32.h | |
parent | 115fb45aaa56ac87b1e5864c0fda7cee0970af5c (diff) |
added some new JNIs
Diffstat (limited to 'src/main/jni/ffmpeg/include/libavutil/adler32.h')
-rw-r--r-- | src/main/jni/ffmpeg/include/libavutil/adler32.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/main/jni/ffmpeg/include/libavutil/adler32.h b/src/main/jni/ffmpeg/include/libavutil/adler32.h new file mode 100644 index 000000000..0dc69ec0a --- /dev/null +++ b/src/main/jni/ffmpeg/include/libavutil/adler32.h @@ -0,0 +1,55 @@ +/* + * copyright (c) 2006 Mans Rullgard + * + * 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_ADLER32_H +#define AVUTIL_ADLER32_H + +#include <stdint.h> +#include "attributes.h" + +/** + * @file + * Public header for libavutil Adler32 hasher + * + * @defgroup lavu_adler32 Adler32 + * @ingroup lavu_crypto + * @{ + */ + +/** + * Calculate the Adler32 checksum of a buffer. + * + * Passing the return value to a subsequent av_adler32_update() call + * allows the checksum of multiple buffers to be calculated as though + * they were concatenated. + * + * @param adler initial checksum value + * @param buf pointer to input buffer + * @param len size of input buffer + * @return updated checksum + */ +unsigned long av_adler32_update(unsigned long adler, const uint8_t *buf, + unsigned int len) av_pure; + +/** + * @} + */ + +#endif /* AVUTIL_ADLER32_H */ |