1/*
2 * Copyright 2019 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 <openssl/aes.h>
11#include "prov/ciphercommon.h"
12#include "prov/ciphercommon_gcm.h"
13
14typedef struct prov_aes_gcm_ctx_st {
15 PROV_GCM_CTX base; /* must be first entry in struct */
16 union {
17 OSSL_UNION_ALIGN;
18 AES_KEY ks;
19 } ks; /* AES key schedule to use */
20
21 /* Platform specific data */
22 union {
23 int dummy;
24#if defined(OPENSSL_CPUID_OBJ) && defined(__s390__)
25 struct {
26 union {
27 OSSL_UNION_ALIGN;
28 S390X_KMA_PARAMS kma;
29 } param;
30 unsigned int fc;
31 unsigned char ares[16];
32 unsigned char mres[16];
33 unsigned char kres[16];
34 int areslen;
35 int mreslen;
36 int kreslen;
37 int res;
38 } s390x;
39#endif /* defined(OPENSSL_CPUID_OBJ) && defined(__s390__) */
40 } plat;
41} PROV_AES_GCM_CTX;
42
43const PROV_GCM_HW *PROV_AES_HW_gcm(size_t keybits);
44