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/ec | |
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/ec')
-rw-r--r-- | crypto/ec/build.info | 2 | ||||
-rw-r--r-- | crypto/ec/ecp_nistp521.c | 2 | ||||
-rw-r--r-- | crypto/ec/ecp_ppc.c | 34 |
3 files changed, 36 insertions, 2 deletions
diff --git a/crypto/ec/build.info b/crypto/ec/build.info index 216139e596..9ee9842fec 100644 --- a/crypto/ec/build.info +++ b/crypto/ec/build.info @@ -30,7 +30,7 @@ IF[{- !$disabled{asm} -}] $ECASM_parisc20_64= $ECASM_ppc32= - $ECASM_ppc64=ecp_nistz256.c ecp_nistz256-ppc64.s x25519-ppc64.s + $ECASM_ppc64=ecp_nistz256.c ecp_ppc.c ecp_nistz256-ppc64.s x25519-ppc64.s $ECDEF_ppc64=ECP_NISTZ256_ASM X25519_ASM IF[{- !$disabled{'ec_nistp_64_gcc_128'} -}] $ECASM_ppc64=$ECASM_ppc64 ecp_nistp521-ppc64.s diff --git a/crypto/ec/ecp_nistp521.c b/crypto/ec/ecp_nistp521.c index 338618ebca..31a97d7937 100644 --- a/crypto/ec/ecp_nistp521.c +++ b/crypto/ec/ecp_nistp521.c @@ -688,7 +688,7 @@ void p521_felem_square(largefelem out, const felem in); void p521_felem_mul(largefelem out, const felem in1, const felem in2); # if defined(_ARCH_PPC64) -# include "ppc_arch.h" +# include "crypto/ppc_arch.h" # endif void felem_select(void) diff --git a/crypto/ec/ecp_ppc.c b/crypto/ec/ecp_ppc.c new file mode 100644 index 0000000000..b2b9f772b8 --- /dev/null +++ b/crypto/ec/ecp_ppc.c @@ -0,0 +1,34 @@ +/* + * 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 "internal/cryptlib.h" +#include "crypto/ppc_arch.h" +#include "ec_local.h" + +void ecp_nistz256_mul_mont(unsigned long res[4], const unsigned long a[4], + const unsigned long b[4]); + +void ecp_nistz256_to_mont(unsigned long res[4], const unsigned long in[4]); +void ecp_nistz256_to_mont(unsigned long res[4], const unsigned long in[4]) +{ + static const unsigned long RR[] = { 0x0000000000000003U, + 0xfffffffbffffffffU, + 0xfffffffffffffffeU, + 0x00000004fffffffdU }; + + ecp_nistz256_mul_mont(res, in, RR); +} + +void ecp_nistz256_from_mont(unsigned long res[4], const unsigned long in[4]); +void ecp_nistz256_from_mont(unsigned long res[4], const unsigned long in[4]) +{ + static const unsigned long one[] = { 1, 0, 0, 0 }; + + ecp_nistz256_mul_mont(res, in, one); +} |