1 /*
2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (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 #ifndef __OSSL_PPC__
11 #define __OSSL_PPC__
12
13 #include <crypto/openssl/ossl.h>
14 #include <crypto/openssl/ossl_cipher.h>
15
16 extern unsigned int OPENSSL_ppccap_P;
17
18 /*
19 * Flags' usage can appear ambiguous, because they are set rather
20 * to reflect OpenSSL performance preferences than actual processor
21 * capabilities.
22 */
23 # define PPC_FPU64 (1<<0)
24 # define PPC_ALTIVEC (1<<1)
25 # define PPC_CRYPTO207 (1<<2)
26 # define PPC_FPU (1<<3)
27 # define PPC_MADD300 (1<<4)
28 # define PPC_MFTB (1<<5)
29 # define PPC_MFSPR268 (1<<6)
30
31 /* aesp8-ppc.S */
32 ossl_cipher_encrypt_t aes_p8_cbc_encrypt;
33 /* vpaes-ppc.S */
34 ossl_cipher_encrypt_t vpaes_cbc_encrypt;
35
36 static void
AES_CBC_ENCRYPT(const unsigned char * in,unsigned char * out,size_t length,const void * key,unsigned char * iv,int encrypt)37 AES_CBC_ENCRYPT(const unsigned char *in, unsigned char *out,
38 size_t length, const void *key, unsigned char *iv, int encrypt)
39 {
40 if (OPENSSL_ppccap_P & PPC_CRYPTO207)
41 aes_p8_cbc_encrypt(in, out, length, key, iv, encrypt);
42 else
43 vpaes_cbc_encrypt(in, out, length, key, iv, encrypt);
44 }
45 #endif
46