--- a/misc/winutils/include/libavutil/sha.h	Sat Aug 31 22:30:29 2019 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,76 +0,0 @@
-/*
- * Copyright (C) 2007 Michael Niedermayer <michaelni@gmx.at>
- *
- * This file is part of Libav.
- *
- * Libav 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.
- *
- * Libav 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 Libav; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef AVUTIL_SHA_H
-#define AVUTIL_SHA_H
-
-#include <stdint.h>
-
-#include "attributes.h"
-#include "version.h"
-
-/**
- * @defgroup lavu_sha SHA
- * @ingroup lavu_crypto
- * @{
- */
-
-#if FF_API_CONTEXT_SIZE
-extern attribute_deprecated const int av_sha_size;
-#endif
-
-struct AVSHA;
-
-/**
- * Allocate an AVSHA context.
- */
-struct AVSHA *av_sha_alloc(void);
-
-/**
- * Initialize SHA-1 or SHA-2 hashing.
- *
- * @param context pointer to the function context (of size av_sha_size)
- * @param bits    number of bits in digest (SHA-1 - 160 bits, SHA-2 224 or 256 bits)
- * @return        zero if initialization succeeded, -1 otherwise
- */
-int av_sha_init(struct AVSHA* context, int bits);
-
-/**
- * Update hash value.
- *
- * @param context hash function context
- * @param data    input data to update hash with
- * @param len     input data length
- */
-void av_sha_update(struct AVSHA* context, const uint8_t* data, unsigned int len);
-
-/**
- * Finish hashing and output digest value.
- *
- * @param context hash function context
- * @param digest  buffer where output digest value is stored
- */
-void av_sha_final(struct AVSHA* context, uint8_t *digest);
-
-/**
- * @}
- */
-
-#endif /* AVUTIL_SHA_H */