--- a/misc/winutils/include/libavutil/xtea.h	Sat Aug 31 22:30:29 2019 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,61 +0,0 @@
-/*
- * A 32-bit implementation of the XTEA algorithm
- *
- * 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_XTEA_H
-#define AVUTIL_XTEA_H
-
-#include <stdint.h>
-
-/**
- * @defgroup lavu_xtea XTEA
- * @ingroup lavu_crypto
- * @{
- */
-
-typedef struct AVXTEA {
-    uint32_t key[16];
-} AVXTEA;
-
-/**
- * Initialize an AVXTEA context.
- *
- * @param ctx an AVXTEA context
- * @param key a key of 16 bytes used for encryption/decryption
- */
-void av_xtea_init(struct AVXTEA *ctx, const uint8_t key[16]);
-
-/**
- * Encrypt or decrypt a buffer using a previously initialized context.
- *
- * @param ctx an AVXTEA context
- * @param dst destination array, can be equal to src
- * @param src source array, can be equal to dst
- * @param count number of 8 byte blocks
- * @param iv initialization vector for CBC mode, if NULL then ECB will be used
- * @param decrypt 0 for encryption, 1 for decryption
- */
-void av_xtea_crypt(struct AVXTEA *ctx, uint8_t *dst, const uint8_t *src,
-                   int count, uint8_t *iv, int decrypt);
-
-/**
- * @}
- */
-
-#endif /* AVUTIL_XTEA_H */