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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" | |
cc731bc3 | 13 | #include "crypto/aes_platform.h" |
dc7aa029 RL |
14 | |
15 | typedef struct prov_aes_gcm_ctx_st { | |
16 | PROV_GCM_CTX base; /* must be first entry in struct */ | |
17 | union { | |
18 | OSSL_UNION_ALIGN; | |
19 | AES_KEY ks; | |
20 | } ks; /* AES key schedule to use */ | |
21 | ||
22 | /* Platform specific data */ | |
23 | union { | |
24 | int dummy; | |
25 | #if defined(OPENSSL_CPUID_OBJ) && defined(__s390__) | |
26 | struct { | |
27 | union { | |
28 | OSSL_UNION_ALIGN; | |
29 | S390X_KMA_PARAMS kma; | |
30 | } param; | |
31 | unsigned int fc; | |
32 | unsigned char ares[16]; | |
33 | unsigned char mres[16]; | |
34 | unsigned char kres[16]; | |
35 | int areslen; | |
36 | int mreslen; | |
37 | int kreslen; | |
38 | int res; | |
39 | } s390x; | |
40 | #endif /* defined(OPENSSL_CPUID_OBJ) && defined(__s390__) */ | |
41 | } plat; | |
42 | } PROV_AES_GCM_CTX; | |
43 | ||
44 | const PROV_GCM_HW *PROV_AES_HW_gcm(size_t keybits); |