cc2b8e2552
Change-Id: Ic23fc5fbec2c4f8df5d06f807c6bd2c5e1f0e99c Reviewed-on: https://boringssl-review.googlesource.com/c/34865 Commit-Queue: David Benjamin <davidben@google.com> Reviewed-by: Adam Langley <agl@google.com>
228 lines
8.2 KiB
C++
228 lines
8.2 KiB
C++
/* ====================================================================
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* Copyright (c) 2008 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ==================================================================== */
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#include <stdio.h>
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#include <string.h>
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#include <vector>
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#include <gtest/gtest.h>
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#include <openssl/aes.h>
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#include <openssl/cpu.h>
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#include "../../test/abi_test.h"
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#include "../../test/file_test.h"
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#include "../../test/test_util.h"
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#include "../aes/internal.h"
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#include "internal.h"
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TEST(GCMTest, TestVectors) {
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FileTestGTest("crypto/fipsmodule/modes/gcm_tests.txt", [](FileTest *t) {
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std::vector<uint8_t> key, plaintext, additional_data, nonce, ciphertext,
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tag;
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ASSERT_TRUE(t->GetBytes(&key, "Key"));
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ASSERT_TRUE(t->GetBytes(&plaintext, "Plaintext"));
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ASSERT_TRUE(t->GetBytes(&additional_data, "AdditionalData"));
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ASSERT_TRUE(t->GetBytes(&nonce, "Nonce"));
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ASSERT_TRUE(t->GetBytes(&ciphertext, "Ciphertext"));
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ASSERT_TRUE(t->GetBytes(&tag, "Tag"));
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ASSERT_EQ(plaintext.size(), ciphertext.size());
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ASSERT_TRUE(key.size() == 16 || key.size() == 24 || key.size() == 32);
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ASSERT_EQ(16u, tag.size());
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std::vector<uint8_t> out(plaintext.size());
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AES_KEY aes_key;
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ASSERT_EQ(0, AES_set_encrypt_key(key.data(), key.size() * 8, &aes_key));
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GCM128_CONTEXT ctx;
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OPENSSL_memset(&ctx, 0, sizeof(ctx));
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CRYPTO_gcm128_init_key(&ctx.gcm_key, &aes_key, AES_encrypt, 0);
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CRYPTO_gcm128_setiv(&ctx, &aes_key, nonce.data(), nonce.size());
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if (!additional_data.empty()) {
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CRYPTO_gcm128_aad(&ctx, additional_data.data(), additional_data.size());
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}
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if (!plaintext.empty()) {
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CRYPTO_gcm128_encrypt(&ctx, &aes_key, plaintext.data(), out.data(),
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plaintext.size());
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}
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std::vector<uint8_t> got_tag(tag.size());
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CRYPTO_gcm128_tag(&ctx, got_tag.data(), got_tag.size());
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EXPECT_EQ(Bytes(tag), Bytes(got_tag));
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EXPECT_EQ(Bytes(ciphertext), Bytes(out));
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CRYPTO_gcm128_setiv(&ctx, &aes_key, nonce.data(), nonce.size());
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OPENSSL_memset(out.data(), 0, out.size());
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if (!additional_data.empty()) {
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CRYPTO_gcm128_aad(&ctx, additional_data.data(), additional_data.size());
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}
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if (!ciphertext.empty()) {
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CRYPTO_gcm128_decrypt(&ctx, &aes_key, ciphertext.data(), out.data(),
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ciphertext.size());
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}
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ASSERT_TRUE(CRYPTO_gcm128_finish(&ctx, tag.data(), tag.size()));
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EXPECT_EQ(Bytes(plaintext), Bytes(out));
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});
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}
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TEST(GCMTest, ByteSwap) {
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EXPECT_EQ(0x04030201u, CRYPTO_bswap4(0x01020304u));
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EXPECT_EQ(UINT64_C(0x0807060504030201),
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CRYPTO_bswap8(UINT64_C(0x0102030405060708)));
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}
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#if defined(SUPPORTS_ABI_TEST) && defined(GHASH_ASM)
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TEST(GCMTest, ABI) {
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static const uint64_t kH[2] = {
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UINT64_C(0x66e94bd4ef8a2c3b),
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UINT64_C(0x884cfa59ca342b2e),
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};
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static const size_t kBlockCounts[] = {1, 2, 3, 4, 7, 8, 15, 16, 31, 32};
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uint8_t buf[16 * 32];
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OPENSSL_memset(buf, 42, sizeof(buf));
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uint64_t X[2] = {
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UINT64_C(0x0388dace60b6a392),
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UINT64_C(0xf328c2b971b2fe78),
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};
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alignas(16) u128 Htable[16];
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CHECK_ABI(gcm_init_4bit, Htable, kH);
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#if defined(GHASH_ASM_X86)
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CHECK_ABI(gcm_gmult_4bit_mmx, X, Htable);
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for (size_t blocks : kBlockCounts) {
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CHECK_ABI(gcm_ghash_4bit_mmx, X, Htable, buf, 16 * blocks);
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}
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#else
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CHECK_ABI(gcm_gmult_4bit, X, Htable);
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for (size_t blocks : kBlockCounts) {
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CHECK_ABI(gcm_ghash_4bit, X, Htable, buf, 16 * blocks);
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}
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#endif // GHASH_ASM_X86
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#if defined(GHASH_ASM_X86_64)
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if (gcm_ssse3_capable()) {
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CHECK_ABI_SEH(gcm_init_ssse3, Htable, kH);
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CHECK_ABI_SEH(gcm_gmult_ssse3, X, Htable);
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for (size_t blocks : kBlockCounts) {
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CHECK_ABI_SEH(gcm_ghash_ssse3, X, Htable, buf, 16 * blocks);
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}
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}
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#endif // GHASH_ASM_X86_64
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#if defined(GHASH_ASM_X86) || defined(GHASH_ASM_X86_64)
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if (crypto_gcm_clmul_enabled()) {
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CHECK_ABI_SEH(gcm_init_clmul, Htable, kH);
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CHECK_ABI_SEH(gcm_gmult_clmul, X, Htable);
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for (size_t blocks : kBlockCounts) {
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CHECK_ABI_SEH(gcm_ghash_clmul, X, Htable, buf, 16 * blocks);
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}
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#if defined(GHASH_ASM_X86_64)
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if (((OPENSSL_ia32cap_get()[1] >> 22) & 0x41) == 0x41) { // AVX+MOVBE
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CHECK_ABI_SEH(gcm_init_avx, Htable, kH);
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CHECK_ABI_SEH(gcm_gmult_avx, X, Htable);
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for (size_t blocks : kBlockCounts) {
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CHECK_ABI_SEH(gcm_ghash_avx, X, Htable, buf, 16 * blocks);
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}
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if (hwaes_capable()) {
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AES_KEY aes_key;
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static const uint8_t kKey[16] = {0};
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// aesni_gcm_* makes assumptions about |GCM128_CONTEXT|'s layout.
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GCM128_CONTEXT gcm;
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memset(&gcm, 0, sizeof(gcm));
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memcpy(&gcm.gcm_key.H, kH, sizeof(kH));
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memcpy(&gcm.gcm_key.Htable, Htable, sizeof(Htable));
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memcpy(&gcm.Xi, X, sizeof(X));
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uint8_t iv[16] = {0};
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aes_hw_set_encrypt_key(kKey, 128, &aes_key);
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for (size_t blocks : kBlockCounts) {
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CHECK_ABI(aesni_gcm_encrypt, buf, buf, blocks * 16, &aes_key, iv,
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gcm.Xi.u);
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CHECK_ABI(aesni_gcm_encrypt, buf, buf, blocks * 16 + 7, &aes_key, iv,
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gcm.Xi.u);
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}
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aes_hw_set_decrypt_key(kKey, 128, &aes_key);
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for (size_t blocks : kBlockCounts) {
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CHECK_ABI(aesni_gcm_decrypt, buf, buf, blocks * 16, &aes_key, iv,
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gcm.Xi.u);
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CHECK_ABI(aesni_gcm_decrypt, buf, buf, blocks * 16 + 7, &aes_key, iv,
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gcm.Xi.u);
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}
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}
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}
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#endif // GHASH_ASM_X86_64
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}
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#endif // GHASH_ASM_X86 || GHASH_ASM_X86_64
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#if defined(GHASH_ASM_ARM)
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if (gcm_neon_capable()) {
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CHECK_ABI(gcm_init_neon, Htable, kH);
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CHECK_ABI(gcm_gmult_neon, X, Htable);
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for (size_t blocks : kBlockCounts) {
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CHECK_ABI(gcm_ghash_neon, X, Htable, buf, 16 * blocks);
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}
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}
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if (gcm_pmull_capable()) {
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CHECK_ABI(gcm_init_v8, Htable, kH);
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CHECK_ABI(gcm_gmult_v8, X, Htable);
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for (size_t blocks : kBlockCounts) {
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CHECK_ABI(gcm_ghash_v8, X, Htable, buf, 16 * blocks);
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}
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}
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#endif // GHASH_ASM_ARM
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}
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#endif // SUPPORTS_ABI_TEST && GHASH_ASM
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