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_gcm.h"
13 
14 typedef struct prov_sm4_gcm_ctx_st {
15     PROV_GCM_CTX base;              /* must be first entry in struct */
16     union {
17         OSSL_UNION_ALIGN;
18         SM4_KEY ks;
19     } ks;
20 } PROV_SM4_GCM_CTX;
21 
22 const PROV_GCM_HW *ossl_prov_sm4_hw_gcm(size_t keybits);
23