diff options
Diffstat (limited to 'deps/openssl/openssl/crypto/ppccap.c')
| -rw-r--r-- | deps/openssl/openssl/crypto/ppccap.c | 95 |
1 files changed, 58 insertions, 37 deletions
diff --git a/deps/openssl/openssl/crypto/ppccap.c b/deps/openssl/openssl/crypto/ppccap.c index 3baf9f7b76..8b7d765c3a 100644 --- a/deps/openssl/openssl/crypto/ppccap.c +++ b/deps/openssl/openssl/crypto/ppccap.c @@ -1,5 +1,5 @@ /* - * Copyright 2009-2016 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 2009-2018 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy @@ -28,6 +28,9 @@ #endif #include <openssl/crypto.h> #include <openssl/bn.h> +#include <internal/cryptlib.h> +#include <internal/chacha.h> +#include "bn/bn_lcl.h" #include "ppc_arch.h" @@ -39,38 +42,24 @@ static sigset_t all_masked; int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np, const BN_ULONG *n0, int num) { - int bn_mul_mont_fpu64(BN_ULONG *rp, const BN_ULONG *ap, - const BN_ULONG *bp, const BN_ULONG *np, - const BN_ULONG *n0, int num); int bn_mul_mont_int(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np, const BN_ULONG *n0, int num); + int bn_mul4x_mont_int(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, + const BN_ULONG *np, const BN_ULONG *n0, int num); - if (sizeof(size_t) == 4) { -# if 1 || (defined(__APPLE__) && defined(__MACH__)) - if (num >= 8 && (num & 3) == 0 && (OPENSSL_ppccap_P & PPC_FPU64)) - return bn_mul_mont_fpu64(rp, ap, bp, np, n0, num); -# else - /* - * boundary of 32 was experimentally determined on Linux 2.6.22, - * might have to be adjusted on AIX... - */ - if (num >= 32 && (num & 3) == 0 && (OPENSSL_ppccap_P & PPC_FPU64)) { - sigset_t oset; - int ret; - - sigprocmask(SIG_SETMASK, &all_masked, &oset); - ret = bn_mul_mont_fpu64(rp, ap, bp, np, n0, num); - sigprocmask(SIG_SETMASK, &oset, NULL); - - return ret; - } -# endif - } else if ((OPENSSL_ppccap_P & PPC_FPU64)) - /* - * this is a "must" on POWER6, but run-time detection is not - * implemented yet... - */ - return bn_mul_mont_fpu64(rp, ap, bp, np, n0, num); + if (num < 4) + return 0; + + if ((num & 3) == 0) + return bn_mul4x_mont_int(rp, ap, bp, np, n0, num); + + /* + * There used to be [optional] call to bn_mul_mont_fpu64 here, + * but above subroutine is faster on contemporary processors. + * Formulation means that there might be old processors where + * FPU code path would be faster, POWER6 perhaps, but there was + * no opportunity to figure it out... + */ return bn_mul_mont_int(rp, ap, bp, np, n0, num); } @@ -78,6 +67,7 @@ int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, void sha256_block_p8(void *ctx, const void *inp, size_t len); void sha256_block_ppc(void *ctx, const void *inp, size_t len); +void sha256_block_data_order(void *ctx, const void *inp, size_t len); void sha256_block_data_order(void *ctx, const void *inp, size_t len) { OPENSSL_ppccap_P & PPC_CRYPTO207 ? sha256_block_p8(ctx, inp, len) : @@ -86,6 +76,7 @@ void sha256_block_data_order(void *ctx, const void *inp, size_t len) void sha512_block_p8(void *ctx, const void *inp, size_t len); void sha512_block_ppc(void *ctx, const void *inp, size_t len); +void sha512_block_data_order(void *ctx, const void *inp, size_t len); void sha512_block_data_order(void *ctx, const void *inp, size_t len) { OPENSSL_ppccap_P & PPC_CRYPTO207 ? sha512_block_p8(ctx, inp, len) : @@ -99,13 +90,18 @@ void ChaCha20_ctr32_int(unsigned char *out, const unsigned char *inp, 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_ALTIVEC - ? ChaCha20_ctr32_vmx(out, inp, len, key, counter) - : ChaCha20_ctr32_int(out, inp, len, key, counter); + 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); } #endif @@ -120,21 +116,46 @@ void poly1305_blocks_fpu(void *ctx, const unsigned char *inp, size_t len, unsigned int padbit); void poly1305_emit_fpu(void *ctx, unsigned char mac[16], const unsigned int nonce[4]); +int poly1305_init(void *ctx, const unsigned char key[16], void *func[2]); int poly1305_init(void *ctx, const unsigned char key[16], void *func[2]) { if (sizeof(size_t) == 4 && (OPENSSL_ppccap_P & PPC_FPU)) { poly1305_init_fpu(ctx, key); - func[0] = poly1305_blocks_fpu; - func[1] = poly1305_emit_fpu; + func[0] = (void*)(uintptr_t)poly1305_blocks_fpu; + func[1] = (void*)(uintptr_t)poly1305_emit_fpu; } else { poly1305_init_int(ctx, key); - func[0] = poly1305_blocks; - func[1] = poly1305_emit; + func[0] = (void*)(uintptr_t)poly1305_blocks; + func[1] = (void*)(uintptr_t)poly1305_emit; } return 1; } #endif +#ifdef ECP_NISTZ256_ASM +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); +} +#endif + static sigjmp_buf ill_jmp; static void ill_handler(int sig) { |