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boringssl/tool/speed.cc
Adam Langley 9700b44ff5 HRSS: omit reconstruction of ciphertext. 
In [1], section 5.1, an optimised re-encryption process is given. In the
code, this simplifies to not needing to rebuild the ciphertext at all.

Thanks to John Schanck for pointing this out.

[1] https://eprint.iacr.org/2018/1174.pdf

Change-Id: I807bd509e936b7e82a43e8656444431546e9bbdf
Reviewed-on: https://boringssl-review.googlesource.com/c/33705
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
2018-12-19 20:09:34 +00:00

883 lines
28 KiB
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/* Copyright (c) 2014, Google Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
#include <algorithm>
#include <string>
#include <functional>
#include <memory>
#include <vector>
#include <assert.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <openssl/aead.h>
#include <openssl/bn.h>
#include <openssl/curve25519.h>
#include <openssl/digest.h>
#include <openssl/err.h>
#include <openssl/ec.h>
#include <openssl/ecdsa.h>
#include <openssl/ec_key.h>
#include <openssl/evp.h>
#include <openssl/hrss.h>
#include <openssl/nid.h>
#include <openssl/rand.h>
#include <openssl/rsa.h>
#if defined(OPENSSL_WINDOWS)
OPENSSL_MSVC_PRAGMA(warning(push, 3))
#include <windows.h>
OPENSSL_MSVC_PRAGMA(warning(pop))
#elif defined(OPENSSL_APPLE)
#include <sys/time.h>
#else
#include <time.h>
#endif
#include "../crypto/internal.h"
#include "internal.h"
// TimeResults represents the results of benchmarking a function.
struct TimeResults {
// num_calls is the number of function calls done in the time period.
unsigned num_calls;
// us is the number of microseconds that elapsed in the time period.
unsigned us;
void Print(const std::string &description) {
printf("Did %u %s operations in %uus (%.1f ops/sec)\n", num_calls,
description.c_str(), us,
(static_cast<double>(num_calls) / us) * 1000000);
}
void PrintWithBytes(const std::string &description, size_t bytes_per_call) {
printf("Did %u %s operations in %uus (%.1f ops/sec): %.1f MB/s\n",
num_calls, description.c_str(), us,
(static_cast<double>(num_calls) / us) * 1000000,
static_cast<double>(bytes_per_call * num_calls) / us);
}
};
#if defined(OPENSSL_WINDOWS)
static uint64_t time_now() { return GetTickCount64() * 1000; }
#elif defined(OPENSSL_APPLE)
static uint64_t time_now() {
struct timeval tv;
uint64_t ret;
gettimeofday(&tv, NULL);
ret = tv.tv_sec;
ret *= 1000000;
ret += tv.tv_usec;
return ret;
}
#else
static uint64_t time_now() {
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
uint64_t ret = ts.tv_sec;
ret *= 1000000;
ret += ts.tv_nsec / 1000;
return ret;
}
#endif
static uint64_t g_timeout_seconds = 1;
static bool TimeFunction(TimeResults *results, std::function<bool()> func) {
// total_us is the total amount of time that we'll aim to measure a function
// for.
const uint64_t total_us = g_timeout_seconds * 1000000;
uint64_t start = time_now(), now, delta;
unsigned done = 0, iterations_between_time_checks;
if (!func()) {
return false;
}
now = time_now();
delta = now - start;
if (delta == 0) {
iterations_between_time_checks = 250;
} else {
// Aim for about 100ms between time checks.
iterations_between_time_checks =
static_cast<double>(100000) / static_cast<double>(delta);
if (iterations_between_time_checks > 1000) {
iterations_between_time_checks = 1000;
} else if (iterations_between_time_checks < 1) {
iterations_between_time_checks = 1;
}
}
for (;;) {
for (unsigned i = 0; i < iterations_between_time_checks; i++) {
if (!func()) {
return false;
}
done++;
}
now = time_now();
if (now - start > total_us) {
break;
}
}
results->us = now - start;
results->num_calls = done;
return true;
}
static bool SpeedRSA(const std::string &selected) {
if (!selected.empty() && selected.find("RSA") == std::string::npos) {
return true;
}
static const struct {
const char *name;
const uint8_t *key;
const size_t key_len;
} kRSAKeys[] = {
{"RSA 2048", kDERRSAPrivate2048, kDERRSAPrivate2048Len},
{"RSA 4096", kDERRSAPrivate4096, kDERRSAPrivate4096Len},
};
for (unsigned i = 0; i < OPENSSL_ARRAY_SIZE(kRSAKeys); i++) {
const std::string name = kRSAKeys[i].name;
bssl::UniquePtr<RSA> key(
RSA_private_key_from_bytes(kRSAKeys[i].key, kRSAKeys[i].key_len));
if (key == nullptr) {
fprintf(stderr, "Failed to parse %s key.\n", name.c_str());
ERR_print_errors_fp(stderr);
return false;
}
std::unique_ptr<uint8_t[]> sig(new uint8_t[RSA_size(key.get())]);
const uint8_t fake_sha256_hash[32] = {0};
unsigned sig_len;
TimeResults results;
if (!TimeFunction(&results,
[&key, &sig, &fake_sha256_hash, &sig_len]() -> bool {
// Usually during RSA signing we're using a long-lived |RSA| that has
// already had all of its |BN_MONT_CTX|s constructed, so it makes
// sense to use |key| directly here.
return RSA_sign(NID_sha256, fake_sha256_hash, sizeof(fake_sha256_hash),
sig.get(), &sig_len, key.get());
})) {
fprintf(stderr, "RSA_sign failed.\n");
ERR_print_errors_fp(stderr);
return false;
}
results.Print(name + " signing");
if (!TimeFunction(&results,
[&key, &fake_sha256_hash, &sig, sig_len]() -> bool {
return RSA_verify(
NID_sha256, fake_sha256_hash, sizeof(fake_sha256_hash),
sig.get(), sig_len, key.get());
})) {
fprintf(stderr, "RSA_verify failed.\n");
ERR_print_errors_fp(stderr);
return false;
}
results.Print(name + " verify (same key)");
if (!TimeFunction(&results,
[&key, &fake_sha256_hash, &sig, sig_len]() -> bool {
// Usually during RSA verification we have to parse an RSA key from a
// certificate or similar, in which case we'd need to construct a new
// RSA key, with a new |BN_MONT_CTX| for the public modulus. If we
// were to use |key| directly instead, then these costs wouldn't be
// accounted for.
bssl::UniquePtr<RSA> verify_key(RSA_new());
if (!verify_key) {
return false;
}
verify_key->n = BN_dup(key->n);
verify_key->e = BN_dup(key->e);
if (!verify_key->n ||
!verify_key->e) {
return false;
}
return RSA_verify(NID_sha256, fake_sha256_hash,
sizeof(fake_sha256_hash), sig.get(), sig_len,
verify_key.get());
})) {
fprintf(stderr, "RSA_verify failed.\n");
ERR_print_errors_fp(stderr);
return false;
}
results.Print(name + " verify (fresh key)");
}
return true;
}
static bool SpeedRSAKeyGen(const std::string &selected) {
// Don't run this by default because it's so slow.
if (selected != "RSAKeyGen") {
return true;
}
bssl::UniquePtr<BIGNUM> e(BN_new());
if (!BN_set_word(e.get(), 65537)) {
return false;
}
const std::vector<int> kSizes = {2048, 3072, 4096};
for (int size : kSizes) {
const uint64_t start = time_now();
unsigned num_calls = 0;
unsigned us;
std::vector<unsigned> durations;
for (;;) {
bssl::UniquePtr<RSA> rsa(RSA_new());
const uint64_t iteration_start = time_now();
if (!RSA_generate_key_ex(rsa.get(), size, e.get(), nullptr)) {
fprintf(stderr, "RSA_generate_key_ex failed.\n");
ERR_print_errors_fp(stderr);
return false;
}
const uint64_t iteration_end = time_now();
num_calls++;
durations.push_back(iteration_end - iteration_start);
us = iteration_end - start;
if (us > 30 * 1000000 /* 30 secs */) {
break;
}
}
std::sort(durations.begin(), durations.end());
printf("Did %u RSA %d key-gen operations in %uus (%.1f ops/sec)\n",
num_calls, size, us,
(static_cast<double>(num_calls) / us) * 1000000);
const size_t n = durations.size();
assert(n > 0);
unsigned median = n & 1 ? durations[n / 2]
: (durations[n / 2 - 1] + durations[n / 2]) / 2;
printf(" min: %uus, median: %uus, max: %uus\n", durations[0], median,
durations[n - 1]);
}
return true;
}
static uint8_t *align(uint8_t *in, unsigned alignment) {
return reinterpret_cast<uint8_t *>(
(reinterpret_cast<uintptr_t>(in) + alignment) &
~static_cast<size_t>(alignment - 1));
}
static bool SpeedAEADChunk(const EVP_AEAD *aead, const std::string &name,
size_t chunk_len, size_t ad_len,
evp_aead_direction_t direction) {
static const unsigned kAlignment = 16;
bssl::ScopedEVP_AEAD_CTX ctx;
const size_t key_len = EVP_AEAD_key_length(aead);
const size_t nonce_len = EVP_AEAD_nonce_length(aead);
const size_t overhead_len = EVP_AEAD_max_overhead(aead);
std::unique_ptr<uint8_t[]> key(new uint8_t[key_len]);
OPENSSL_memset(key.get(), 0, key_len);
std::unique_ptr<uint8_t[]> nonce(new uint8_t[nonce_len]);
OPENSSL_memset(nonce.get(), 0, nonce_len);
std::unique_ptr<uint8_t[]> in_storage(new uint8_t[chunk_len + kAlignment]);
// N.B. for EVP_AEAD_CTX_seal_scatter the input and output buffers may be the
// same size. However, in the direction == evp_aead_open case we still use
// non-scattering seal, hence we add overhead_len to the size of this buffer.
std::unique_ptr<uint8_t[]> out_storage(
new uint8_t[chunk_len + overhead_len + kAlignment]);
std::unique_ptr<uint8_t[]> in2_storage(
new uint8_t[chunk_len + overhead_len + kAlignment]);
std::unique_ptr<uint8_t[]> ad(new uint8_t[ad_len]);
OPENSSL_memset(ad.get(), 0, ad_len);
std::unique_ptr<uint8_t[]> tag_storage(
new uint8_t[overhead_len + kAlignment]);
uint8_t *const in = align(in_storage.get(), kAlignment);
OPENSSL_memset(in, 0, chunk_len);
uint8_t *const out = align(out_storage.get(), kAlignment);
OPENSSL_memset(out, 0, chunk_len + overhead_len);
uint8_t *const tag = align(tag_storage.get(), kAlignment);
OPENSSL_memset(tag, 0, overhead_len);
uint8_t *const in2 = align(in2_storage.get(), kAlignment);
if (!EVP_AEAD_CTX_init_with_direction(ctx.get(), aead, key.get(), key_len,
EVP_AEAD_DEFAULT_TAG_LENGTH,
evp_aead_seal)) {
fprintf(stderr, "Failed to create EVP_AEAD_CTX.\n");
ERR_print_errors_fp(stderr);
return false;
}
TimeResults results;
if (direction == evp_aead_seal) {
if (!TimeFunction(&results,
[chunk_len, nonce_len, ad_len, overhead_len, in, out, tag,
&ctx, &nonce, &ad]() -> bool {
size_t tag_len;
return EVP_AEAD_CTX_seal_scatter(
ctx.get(), out, tag, &tag_len, overhead_len,
nonce.get(), nonce_len, in, chunk_len, nullptr, 0,
ad.get(), ad_len);
})) {
fprintf(stderr, "EVP_AEAD_CTX_seal failed.\n");
ERR_print_errors_fp(stderr);
return false;
}
} else {
size_t out_len;
EVP_AEAD_CTX_seal(ctx.get(), out, &out_len, chunk_len + overhead_len,
nonce.get(), nonce_len, in, chunk_len, ad.get(), ad_len);
ctx.Reset();
if (!EVP_AEAD_CTX_init_with_direction(ctx.get(), aead, key.get(), key_len,
EVP_AEAD_DEFAULT_TAG_LENGTH,
evp_aead_open)) {
fprintf(stderr, "Failed to create EVP_AEAD_CTX.\n");
ERR_print_errors_fp(stderr);
return false;
}
if (!TimeFunction(&results,
[chunk_len, overhead_len, nonce_len, ad_len, in2, out,
out_len, &ctx, &nonce, &ad]() -> bool {
size_t in2_len;
// N.B. EVP_AEAD_CTX_open_gather is not implemented for
// all AEADs.
return EVP_AEAD_CTX_open(ctx.get(), in2, &in2_len,
chunk_len + overhead_len,
nonce.get(), nonce_len, out,
out_len, ad.get(), ad_len);
})) {
fprintf(stderr, "EVP_AEAD_CTX_open failed.\n");
ERR_print_errors_fp(stderr);
return false;
}
}
results.PrintWithBytes(
name + (direction == evp_aead_seal ? " seal" : " open"), chunk_len);
return true;
}
static bool SpeedAEAD(const EVP_AEAD *aead, const std::string &name,
size_t ad_len, const std::string &selected) {
if (!selected.empty() && name.find(selected) == std::string::npos) {
return true;
}
return SpeedAEADChunk(aead, name + " (16 bytes)", 16, ad_len,
evp_aead_seal) &&
SpeedAEADChunk(aead, name + " (1350 bytes)", 1350, ad_len,
evp_aead_seal) &&
SpeedAEADChunk(aead, name + " (8192 bytes)", 8192, ad_len,
evp_aead_seal);
}
static bool SpeedAEADOpen(const EVP_AEAD *aead, const std::string &name,
size_t ad_len, const std::string &selected) {
if (!selected.empty() && name.find(selected) == std::string::npos) {
return true;
}
return SpeedAEADChunk(aead, name + " (16 bytes)", 16, ad_len,
evp_aead_open) &&
SpeedAEADChunk(aead, name + " (1350 bytes)", 1350, ad_len,
evp_aead_open) &&
SpeedAEADChunk(aead, name + " (8192 bytes)", 8192, ad_len,
evp_aead_open);
}
static bool SpeedHashChunk(const EVP_MD *md, const std::string &name,
size_t chunk_len) {
bssl::ScopedEVP_MD_CTX ctx;
uint8_t scratch[8192];
if (chunk_len > sizeof(scratch)) {
return false;
}
TimeResults results;
if (!TimeFunction(&results, [&ctx, md, chunk_len, &scratch]() -> bool {
uint8_t digest[EVP_MAX_MD_SIZE];
unsigned int md_len;
return EVP_DigestInit_ex(ctx.get(), md, NULL /* ENGINE */) &&
EVP_DigestUpdate(ctx.get(), scratch, chunk_len) &&
EVP_DigestFinal_ex(ctx.get(), digest, &md_len);
})) {
fprintf(stderr, "EVP_DigestInit_ex failed.\n");
ERR_print_errors_fp(stderr);
return false;
}
results.PrintWithBytes(name, chunk_len);
return true;
}
static bool SpeedHash(const EVP_MD *md, const std::string &name,
const std::string &selected) {
if (!selected.empty() && name.find(selected) == std::string::npos) {
return true;
}
return SpeedHashChunk(md, name + " (16 bytes)", 16) &&
SpeedHashChunk(md, name + " (256 bytes)", 256) &&
SpeedHashChunk(md, name + " (8192 bytes)", 8192);
}
static bool SpeedRandomChunk(const std::string &name, size_t chunk_len) {
uint8_t scratch[8192];
if (chunk_len > sizeof(scratch)) {
return false;
}
TimeResults results;
if (!TimeFunction(&results, [chunk_len, &scratch]() -> bool {
RAND_bytes(scratch, chunk_len);
return true;
})) {
return false;
}
results.PrintWithBytes(name, chunk_len);
return true;
}
static bool SpeedRandom(const std::string &selected) {
if (!selected.empty() && selected != "RNG") {
return true;
}
return SpeedRandomChunk("RNG (16 bytes)", 16) &&
SpeedRandomChunk("RNG (256 bytes)", 256) &&
SpeedRandomChunk("RNG (8192 bytes)", 8192);
}
static bool SpeedECDHCurve(const std::string &name, int nid,
const std::string &selected) {
if (!selected.empty() && name.find(selected) == std::string::npos) {
return true;
}
bssl::UniquePtr<EC_KEY> peer_key(EC_KEY_new_by_curve_name(nid));
if (!peer_key ||
!EC_KEY_generate_key(peer_key.get())) {
return false;
}
size_t peer_value_len = EC_POINT_point2oct(
EC_KEY_get0_group(peer_key.get()), EC_KEY_get0_public_key(peer_key.get()),
POINT_CONVERSION_UNCOMPRESSED, nullptr, 0, nullptr);
if (peer_value_len == 0) {
return false;
}
std::unique_ptr<uint8_t[]> peer_value(new uint8_t[peer_value_len]);
peer_value_len = EC_POINT_point2oct(
EC_KEY_get0_group(peer_key.get()), EC_KEY_get0_public_key(peer_key.get()),
POINT_CONVERSION_UNCOMPRESSED, peer_value.get(), peer_value_len, nullptr);
if (peer_value_len == 0) {
return false;
}
TimeResults results;
if (!TimeFunction(&results, [nid, peer_value_len, &peer_value]() -> bool {
bssl::UniquePtr<EC_KEY> key(EC_KEY_new_by_curve_name(nid));
if (!key ||
!EC_KEY_generate_key(key.get())) {
return false;
}
const EC_GROUP *const group = EC_KEY_get0_group(key.get());
bssl::UniquePtr<EC_POINT> point(EC_POINT_new(group));
bssl::UniquePtr<EC_POINT> peer_point(EC_POINT_new(group));
bssl::UniquePtr<BN_CTX> ctx(BN_CTX_new());
bssl::UniquePtr<BIGNUM> x(BN_new());
bssl::UniquePtr<BIGNUM> y(BN_new());
if (!point || !peer_point || !ctx || !x || !y ||
!EC_POINT_oct2point(group, peer_point.get(), peer_value.get(),
peer_value_len, ctx.get()) ||
!EC_POINT_mul(group, point.get(), NULL, peer_point.get(),
EC_KEY_get0_private_key(key.get()), ctx.get()) ||
!EC_POINT_get_affine_coordinates_GFp(group, point.get(), x.get(),
y.get(), ctx.get())) {
return false;
}
return true;
})) {
return false;
}
results.Print(name);
return true;
}
static bool SpeedECDSACurve(const std::string &name, int nid,
const std::string &selected) {
if (!selected.empty() && name.find(selected) == std::string::npos) {
return true;
}
bssl::UniquePtr<EC_KEY> key(EC_KEY_new_by_curve_name(nid));
if (!key ||
!EC_KEY_generate_key(key.get())) {
return false;
}
uint8_t signature[256];
if (ECDSA_size(key.get()) > sizeof(signature)) {
return false;
}
uint8_t digest[20];
OPENSSL_memset(digest, 42, sizeof(digest));
unsigned sig_len;
TimeResults results;
if (!TimeFunction(&results, [&key, &signature, &digest, &sig_len]() -> bool {
return ECDSA_sign(0, digest, sizeof(digest), signature, &sig_len,
key.get()) == 1;
})) {
return false;
}
results.Print(name + " signing");
if (!TimeFunction(&results, [&key, &signature, &digest, sig_len]() -> bool {
return ECDSA_verify(0, digest, sizeof(digest), signature, sig_len,
key.get()) == 1;
})) {
return false;
}
results.Print(name + " verify");
return true;
}
static bool SpeedECDH(const std::string &selected) {
return SpeedECDHCurve("ECDH P-224", NID_secp224r1, selected) &&
SpeedECDHCurve("ECDH P-256", NID_X9_62_prime256v1, selected) &&
SpeedECDHCurve("ECDH P-384", NID_secp384r1, selected) &&
SpeedECDHCurve("ECDH P-521", NID_secp521r1, selected);
}
static bool SpeedECDSA(const std::string &selected) {
return SpeedECDSACurve("ECDSA P-224", NID_secp224r1, selected) &&
SpeedECDSACurve("ECDSA P-256", NID_X9_62_prime256v1, selected) &&
SpeedECDSACurve("ECDSA P-384", NID_secp384r1, selected) &&
SpeedECDSACurve("ECDSA P-521", NID_secp521r1, selected);
}
static bool Speed25519(const std::string &selected) {
if (!selected.empty() && selected.find("25519") == std::string::npos) {
return true;
}
TimeResults results;
uint8_t public_key[32], private_key[64];
if (!TimeFunction(&results, [&public_key, &private_key]() -> bool {
ED25519_keypair(public_key, private_key);
return true;
})) {
return false;
}
results.Print("Ed25519 key generation");
static const uint8_t kMessage[] = {0, 1, 2, 3, 4, 5};
uint8_t signature[64];
if (!TimeFunction(&results, [&private_key, &signature]() -> bool {
return ED25519_sign(signature, kMessage, sizeof(kMessage),
private_key) == 1;
})) {
return false;
}
results.Print("Ed25519 signing");
if (!TimeFunction(&results, [&public_key, &signature]() -> bool {
return ED25519_verify(kMessage, sizeof(kMessage), signature,
public_key) == 1;
})) {
fprintf(stderr, "Ed25519 verify failed.\n");
return false;
}
results.Print("Ed25519 verify");
if (!TimeFunction(&results, []() -> bool {
uint8_t out[32], in[32];
OPENSSL_memset(in, 0, sizeof(in));
X25519_public_from_private(out, in);
return true;
})) {
fprintf(stderr, "Curve25519 base-point multiplication failed.\n");
return false;
}
results.Print("Curve25519 base-point multiplication");
if (!TimeFunction(&results, []() -> bool {
uint8_t out[32], in1[32], in2[32];
OPENSSL_memset(in1, 0, sizeof(in1));
OPENSSL_memset(in2, 0, sizeof(in2));
in1[0] = 1;
in2[0] = 9;
return X25519(out, in1, in2) == 1;
})) {
fprintf(stderr, "Curve25519 arbitrary point multiplication failed.\n");
return false;
}
results.Print("Curve25519 arbitrary point multiplication");
return true;
}
static bool SpeedSPAKE2(const std::string &selected) {
if (!selected.empty() && selected.find("SPAKE2") == std::string::npos) {
return true;
}
TimeResults results;
static const uint8_t kAliceName[] = {'A'};
static const uint8_t kBobName[] = {'B'};
static const uint8_t kPassword[] = "password";
bssl::UniquePtr<SPAKE2_CTX> alice(SPAKE2_CTX_new(spake2_role_alice,
kAliceName, sizeof(kAliceName), kBobName,
sizeof(kBobName)));
uint8_t alice_msg[SPAKE2_MAX_MSG_SIZE];
size_t alice_msg_len;
if (!SPAKE2_generate_msg(alice.get(), alice_msg, &alice_msg_len,
sizeof(alice_msg),
kPassword, sizeof(kPassword))) {
fprintf(stderr, "SPAKE2_generate_msg failed.\n");
return false;
}
if (!TimeFunction(&results, [&alice_msg, alice_msg_len]() -> bool {
bssl::UniquePtr<SPAKE2_CTX> bob(SPAKE2_CTX_new(spake2_role_bob,
kBobName, sizeof(kBobName), kAliceName,
sizeof(kAliceName)));
uint8_t bob_msg[SPAKE2_MAX_MSG_SIZE], bob_key[64];
size_t bob_msg_len, bob_key_len;
if (!SPAKE2_generate_msg(bob.get(), bob_msg, &bob_msg_len,
sizeof(bob_msg), kPassword,
sizeof(kPassword)) ||
!SPAKE2_process_msg(bob.get(), bob_key, &bob_key_len,
sizeof(bob_key), alice_msg, alice_msg_len)) {
return false;
}
return true;
})) {
fprintf(stderr, "SPAKE2 failed.\n");
}
results.Print("SPAKE2 over Ed25519");
return true;
}
static bool SpeedScrypt(const std::string &selected) {
if (!selected.empty() && selected.find("scrypt") == std::string::npos) {
return true;
}
TimeResults results;
static const char kPassword[] = "password";
static const uint8_t kSalt[] = "NaCl";
if (!TimeFunction(&results, [&]() -> bool {
uint8_t out[64];
return !!EVP_PBE_scrypt(kPassword, sizeof(kPassword) - 1, kSalt,
sizeof(kSalt) - 1, 1024, 8, 16, 0 /* max_mem */,
out, sizeof(out));
})) {
fprintf(stderr, "scrypt failed.\n");
return false;
}
results.Print("scrypt (N = 1024, r = 8, p = 16)");
if (!TimeFunction(&results, [&]() -> bool {
uint8_t out[64];
return !!EVP_PBE_scrypt(kPassword, sizeof(kPassword) - 1, kSalt,
sizeof(kSalt) - 1, 16384, 8, 1, 0 /* max_mem */,
out, sizeof(out));
})) {
fprintf(stderr, "scrypt failed.\n");
return false;
}
results.Print("scrypt (N = 16384, r = 8, p = 1)");
return true;
}
static bool SpeedHRSS(const std::string &selected) {
if (!selected.empty() && selected != "HRSS") {
return true;
}
TimeResults results;
if (!TimeFunction(&results, []() -> bool {
struct HRSS_public_key pub;
struct HRSS_private_key priv;
uint8_t entropy[HRSS_GENERATE_KEY_BYTES];
RAND_bytes(entropy, sizeof(entropy));
HRSS_generate_key(&pub, &priv, entropy);
return true;
})) {
fprintf(stderr, "Failed to time HRSS_generate_key.\n");
return false;
}
results.Print("HRSS generate");
struct HRSS_public_key pub;
struct HRSS_private_key priv;
uint8_t key_entropy[HRSS_GENERATE_KEY_BYTES];
RAND_bytes(key_entropy, sizeof(key_entropy));
HRSS_generate_key(&pub, &priv, key_entropy);
uint8_t ciphertext[HRSS_CIPHERTEXT_BYTES];
if (!TimeFunction(&results, [&pub, &ciphertext]() -> bool {
uint8_t entropy[HRSS_ENCAP_BYTES];
uint8_t shared_key[HRSS_KEY_BYTES];
RAND_bytes(entropy, sizeof(entropy));
HRSS_encap(ciphertext, shared_key, &pub, entropy);
return true;
})) {
fprintf(stderr, "Failed to time HRSS_encap.\n");
return false;
}
results.Print("HRSS encap");
if (!TimeFunction(&results, [&priv, &ciphertext]() -> bool {
uint8_t shared_key[HRSS_KEY_BYTES];
HRSS_decap(shared_key, &priv, ciphertext, sizeof(ciphertext));
return true;
})) {
fprintf(stderr, "Failed to time HRSS_encap.\n");
return false;
}
results.Print("HRSS decap");
return true;
}
static const struct argument kArguments[] = {
{
"-filter", kOptionalArgument,
"A filter on the speed tests to run",
},
{
"-timeout", kOptionalArgument,
"The number of seconds to run each test for (default is 1)",
},
{
"", kOptionalArgument, "",
},
};
bool Speed(const std::vector<std::string> &args) {
std::map<std::string, std::string> args_map;
if (!ParseKeyValueArguments(&args_map, args, kArguments)) {
PrintUsage(kArguments);
return false;
}
std::string selected;
if (args_map.count("-filter") != 0) {
selected = args_map["-filter"];
}
if (args_map.count("-timeout") != 0) {
g_timeout_seconds = atoi(args_map["-timeout"].c_str());
}
// kTLSADLen is the number of bytes of additional data that TLS passes to
// AEADs.
static const size_t kTLSADLen = 13;
// kLegacyADLen is the number of bytes that TLS passes to the "legacy" AEADs.
// These are AEADs that weren't originally defined as AEADs, but which we use
// via the AEAD interface. In order for that to work, they have some TLS
// knowledge in them and construct a couple of the AD bytes internally.
static const size_t kLegacyADLen = kTLSADLen - 2;
if (!SpeedRSA(selected) ||
!SpeedAEAD(EVP_aead_aes_128_gcm(), "AES-128-GCM", kTLSADLen, selected) ||
!SpeedAEAD(EVP_aead_aes_256_gcm(), "AES-256-GCM", kTLSADLen, selected) ||
!SpeedAEAD(EVP_aead_chacha20_poly1305(), "ChaCha20-Poly1305", kTLSADLen,
selected) ||
!SpeedAEAD(EVP_aead_des_ede3_cbc_sha1_tls(), "DES-EDE3-CBC-SHA1",
kLegacyADLen, selected) ||
!SpeedAEAD(EVP_aead_aes_128_cbc_sha1_tls(), "AES-128-CBC-SHA1",
kLegacyADLen, selected) ||
!SpeedAEAD(EVP_aead_aes_256_cbc_sha1_tls(), "AES-256-CBC-SHA1",
kLegacyADLen, selected) ||
!SpeedAEADOpen(EVP_aead_aes_128_cbc_sha1_tls(), "AES-128-CBC-SHA1",
kLegacyADLen, selected) ||
!SpeedAEADOpen(EVP_aead_aes_256_cbc_sha1_tls(), "AES-256-CBC-SHA1",
kLegacyADLen, selected) ||
!SpeedAEAD(EVP_aead_aes_128_gcm_siv(), "AES-128-GCM-SIV", kTLSADLen,
selected) ||
!SpeedAEAD(EVP_aead_aes_256_gcm_siv(), "AES-256-GCM-SIV", kTLSADLen,
selected) ||
!SpeedAEADOpen(EVP_aead_aes_128_gcm_siv(), "AES-128-GCM-SIV", kTLSADLen,
selected) ||
!SpeedAEADOpen(EVP_aead_aes_256_gcm_siv(), "AES-256-GCM-SIV", kTLSADLen,
selected) ||
!SpeedAEAD(EVP_aead_aes_128_ccm_bluetooth(), "AES-128-CCM-Bluetooth",
kTLSADLen, selected) ||
!SpeedHash(EVP_sha1(), "SHA-1", selected) ||
!SpeedHash(EVP_sha256(), "SHA-256", selected) ||
!SpeedHash(EVP_sha512(), "SHA-512", selected) ||
!SpeedRandom(selected) ||
!SpeedECDH(selected) ||
!SpeedECDSA(selected) ||
!Speed25519(selected) ||
!SpeedSPAKE2(selected) ||
!SpeedScrypt(selected) ||
!SpeedRSAKeyGen(selected) ||
!SpeedHRSS(selected)) {
return false;
}
return true;
}
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