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      1 /*
      2  * Copyright 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 "crypto/sm4.h"
     11 #include "prov/ciphercommon.h"
     12 #include "prov/ciphercommon_ccm.h"
     13 #include "crypto/sm4_platform.h"
     14 
     15 typedef struct prov_sm4_ccm_ctx_st {
     16     PROV_CCM_CTX base; /* Must be first */
     17     union {
     18         OSSL_UNION_ALIGN;
     19         SM4_KEY ks;
     20     } ks; /* SM4 key schedule to use */
     21 } PROV_SM4_CCM_CTX;
     22 
     23 const PROV_CCM_HW *ossl_prov_sm4_hw_ccm(size_t keylen);
     24