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      1 /*
      2  * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
      3  *
      4  * Licensed under the Apache License 2.0 (the "License").  You may not use
      5  * this file except in compliance with the License.  You can obtain a copy
      6  * in the file LICENSE in the source distribution or at
      7  * https://www.openssl.org/source/license.html
      8  */
      9 
     10 #include "prov/ciphercommon.h"
     11 
     12 void ossl_cipher_padblock(unsigned char *buf, size_t *buflen, size_t blocksize);
     13 int ossl_cipher_unpadblock(unsigned char *buf, size_t *buflen, size_t blocksize);
     14 int ossl_cipher_tlsunpadblock(OSSL_LIB_CTX *libctx, unsigned int tlsversion,
     15                               unsigned char *buf, size_t *buflen, size_t blocksize,
     16                               unsigned char **mac, int *alloced, size_t macsize, int aead);
     17