diff options
author | Tomas Mraz <tomas@openssl.org> | 2021-06-18 17:35:40 +0200 |
---|---|---|
committer | Matt Caswell <matt@openssl.org> | 2021-06-25 08:49:45 +0100 |
commit | 3d178db73b1ac13011e950baae5225837c587df1 (patch) | |
tree | 448200c4eb072c508064fa3da5dfac76a89829c9 /crypto/chacha | |
parent | 991519aeb99b41e2239b20a254535436cad39553 (diff) |
ppccap.c: Split out algorithm-specific functions
Fixes #13336
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/15828)
Diffstat (limited to 'crypto/chacha')
-rw-r--r-- | crypto/chacha/build.info | 2 | ||||
-rw-r--r-- | crypto/chacha/chacha_ppc.c | 35 |
2 files changed, 36 insertions, 1 deletions
diff --git a/crypto/chacha/build.info b/crypto/chacha/build.info index 9757739682..c12cb9c201 100644 --- a/crypto/chacha/build.info +++ b/crypto/chacha/build.info @@ -12,7 +12,7 @@ IF[{- !$disabled{asm} -}] $CHACHAASM_armv4=chacha-armv4.S $CHACHAASM_aarch64=chacha-armv8.S - $CHACHAASM_ppc32=chacha-ppc.s + $CHACHAASM_ppc32=chacha_ppc.c chacha-ppc.s $CHACHAASM_ppc64=$CHACHAASM_ppc32 $CHACHAASM_c64xplus=chacha-c64xplus.s diff --git a/crypto/chacha/chacha_ppc.c b/crypto/chacha/chacha_ppc.c new file mode 100644 index 0000000000..5319040cc1 --- /dev/null +++ b/crypto/chacha/chacha_ppc.c @@ -0,0 +1,35 @@ +/* + * Copyright 2009-2021 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <stdlib.h> +#include <string.h> + +#include <openssl/opensslconf.h> +#include "crypto/chacha.h" +#include "crypto/ppc_arch.h" + +void ChaCha20_ctr32_int(unsigned char *out, const unsigned char *inp, + size_t len, const unsigned int key[8], + const unsigned int counter[4]); +void ChaCha20_ctr32_vmx(unsigned char *out, const unsigned char *inp, + size_t len, const unsigned int key[8], + const unsigned int counter[4]); +void ChaCha20_ctr32_vsx(unsigned char *out, const unsigned char *inp, + size_t len, const unsigned int key[8], + const unsigned int counter[4]); +void ChaCha20_ctr32(unsigned char *out, const unsigned char *inp, + size_t len, const unsigned int key[8], + const unsigned int counter[4]) +{ + OPENSSL_ppccap_P & PPC_CRYPTO207 + ? ChaCha20_ctr32_vsx(out, inp, len, key, counter) + : OPENSSL_ppccap_P & PPC_ALTIVEC + ? ChaCha20_ctr32_vmx(out, inp, len, key, counter) + : ChaCha20_ctr32_int(out, inp, len, key, counter); +} |