ref: 98c1cd7ae022efe276123898af6b892eade0732c
dir: /third_party/boringssl/src/crypto/fipsmodule/modes/gcm_test.cc/
/* ====================================================================
* Copyright (c) 2008 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
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* distribution.
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* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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* openssl-core@openssl.org.
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* 5. Products derived from this software may not be called "OpenSSL"
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* 6. Redistributions of any form whatsoever must retain the following
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* "This product includes software developed by the OpenSSL Project
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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#include <stdio.h>
#include <string.h>
#include <vector>
#include <gtest/gtest.h>
#include <openssl/aes.h>
#include <openssl/cpu.h>
#include "../../test/abi_test.h"
#include "../../test/file_test.h"
#include "../../test/test_util.h"
#include "../aes/internal.h"
#include "internal.h"
TEST(GCMTest, TestVectors) {
FileTestGTest("crypto/fipsmodule/modes/gcm_tests.txt", [](FileTest *t) {
std::vector<uint8_t> key, plaintext, additional_data, nonce, ciphertext,
tag;
ASSERT_TRUE(t->GetBytes(&key, "Key"));
ASSERT_TRUE(t->GetBytes(&plaintext, "Plaintext"));
ASSERT_TRUE(t->GetBytes(&additional_data, "AdditionalData"));
ASSERT_TRUE(t->GetBytes(&nonce, "Nonce"));
ASSERT_TRUE(t->GetBytes(&ciphertext, "Ciphertext"));
ASSERT_TRUE(t->GetBytes(&tag, "Tag"));
ASSERT_EQ(plaintext.size(), ciphertext.size());
ASSERT_TRUE(key.size() == 16 || key.size() == 24 || key.size() == 32);
ASSERT_EQ(16u, tag.size());
std::vector<uint8_t> out(plaintext.size());
AES_KEY aes_key;
ASSERT_EQ(0, AES_set_encrypt_key(key.data(), key.size() * 8, &aes_key));
GCM128_CONTEXT ctx;
OPENSSL_memset(&ctx, 0, sizeof(ctx));
CRYPTO_gcm128_init_key(&ctx.gcm_key, &aes_key, AES_encrypt, 0);
CRYPTO_gcm128_setiv(&ctx, &aes_key, nonce.data(), nonce.size());
if (!additional_data.empty()) {
CRYPTO_gcm128_aad(&ctx, additional_data.data(), additional_data.size());
}
if (!plaintext.empty()) {
CRYPTO_gcm128_encrypt(&ctx, &aes_key, plaintext.data(), out.data(),
plaintext.size());
}
std::vector<uint8_t> got_tag(tag.size());
CRYPTO_gcm128_tag(&ctx, got_tag.data(), got_tag.size());
EXPECT_EQ(Bytes(tag), Bytes(got_tag));
EXPECT_EQ(Bytes(ciphertext), Bytes(out));
CRYPTO_gcm128_setiv(&ctx, &aes_key, nonce.data(), nonce.size());
OPENSSL_memset(out.data(), 0, out.size());
if (!additional_data.empty()) {
CRYPTO_gcm128_aad(&ctx, additional_data.data(), additional_data.size());
}
if (!ciphertext.empty()) {
CRYPTO_gcm128_decrypt(&ctx, &aes_key, ciphertext.data(), out.data(),
ciphertext.size());
}
ASSERT_TRUE(CRYPTO_gcm128_finish(&ctx, tag.data(), tag.size()));
EXPECT_EQ(Bytes(plaintext), Bytes(out));
});
}
TEST(GCMTest, ByteSwap) {
EXPECT_EQ(0x04030201u, CRYPTO_bswap4(0x01020304u));
EXPECT_EQ(UINT64_C(0x0807060504030201),
CRYPTO_bswap8(UINT64_C(0x0102030405060708)));
}
#if defined(SUPPORTS_ABI_TEST) && !defined(OPENSSL_NO_ASM)
TEST(GCMTest, ABI) {
static const uint64_t kH[2] = {
UINT64_C(0x66e94bd4ef8a2c3b),
UINT64_C(0x884cfa59ca342b2e),
};
static const size_t kBlockCounts[] = {1, 2, 3, 4, 5, 6, 7, 8, 15, 16, 31, 32};
uint8_t buf[16 * 32];
OPENSSL_memset(buf, 42, sizeof(buf));
uint64_t X[2] = {
UINT64_C(0x0388dace60b6a392),
UINT64_C(0xf328c2b971b2fe78),
};
alignas(16) u128 Htable[16];
#if defined(GHASH_ASM_X86) || defined(GHASH_ASM_X86_64)
if (gcm_ssse3_capable()) {
CHECK_ABI_SEH(gcm_init_ssse3, Htable, kH);
CHECK_ABI_SEH(gcm_gmult_ssse3, X, Htable);
for (size_t blocks : kBlockCounts) {
CHECK_ABI_SEH(gcm_ghash_ssse3, X, Htable, buf, 16 * blocks);
}
}
if (crypto_gcm_clmul_enabled()) {
CHECK_ABI_SEH(gcm_init_clmul, Htable, kH);
CHECK_ABI_SEH(gcm_gmult_clmul, X, Htable);
for (size_t blocks : kBlockCounts) {
CHECK_ABI_SEH(gcm_ghash_clmul, X, Htable, buf, 16 * blocks);
}
#if defined(GHASH_ASM_X86_64)
if (((OPENSSL_ia32cap_get()[1] >> 22) & 0x41) == 0x41) { // AVX+MOVBE
CHECK_ABI_SEH(gcm_init_avx, Htable, kH);
CHECK_ABI_SEH(gcm_gmult_avx, X, Htable);
for (size_t blocks : kBlockCounts) {
CHECK_ABI_SEH(gcm_ghash_avx, X, Htable, buf, 16 * blocks);
}
if (hwaes_capable()) {
AES_KEY aes_key;
static const uint8_t kKey[16] = {0};
// aesni_gcm_* makes assumptions about |GCM128_CONTEXT|'s layout.
GCM128_CONTEXT gcm;
memset(&gcm, 0, sizeof(gcm));
memcpy(&gcm.gcm_key.H, kH, sizeof(kH));
memcpy(&gcm.gcm_key.Htable, Htable, sizeof(Htable));
memcpy(&gcm.Xi, X, sizeof(X));
uint8_t iv[16] = {0};
aes_hw_set_encrypt_key(kKey, 128, &aes_key);
for (size_t blocks : kBlockCounts) {
CHECK_ABI(aesni_gcm_encrypt, buf, buf, blocks * 16, &aes_key, iv,
gcm.Xi.u);
CHECK_ABI(aesni_gcm_encrypt, buf, buf, blocks * 16 + 7, &aes_key, iv,
gcm.Xi.u);
}
aes_hw_set_decrypt_key(kKey, 128, &aes_key);
for (size_t blocks : kBlockCounts) {
CHECK_ABI(aesni_gcm_decrypt, buf, buf, blocks * 16, &aes_key, iv,
gcm.Xi.u);
CHECK_ABI(aesni_gcm_decrypt, buf, buf, blocks * 16 + 7, &aes_key, iv,
gcm.Xi.u);
}
}
}
#endif // GHASH_ASM_X86_64
}
#endif // GHASH_ASM_X86 || GHASH_ASM_X86_64
#if defined(GHASH_ASM_ARM)
if (gcm_neon_capable()) {
CHECK_ABI(gcm_init_neon, Htable, kH);
CHECK_ABI(gcm_gmult_neon, X, Htable);
for (size_t blocks : kBlockCounts) {
CHECK_ABI(gcm_ghash_neon, X, Htable, buf, 16 * blocks);
}
}
if (gcm_pmull_capable()) {
CHECK_ABI(gcm_init_v8, Htable, kH);
CHECK_ABI(gcm_gmult_v8, X, Htable);
for (size_t blocks : kBlockCounts) {
CHECK_ABI(gcm_ghash_v8, X, Htable, buf, 16 * blocks);
}
}
#endif // GHASH_ASM_ARM
#if defined(GHASH_ASM_PPC64LE)
if (CRYPTO_is_PPC64LE_vcrypto_capable()) {
CHECK_ABI(gcm_init_p8, Htable, kH);
CHECK_ABI(gcm_gmult_p8, X, Htable);
for (size_t blocks : kBlockCounts) {
CHECK_ABI(gcm_ghash_p8, X, Htable, buf, 16 * blocks);
}
}
#endif // GHASH_ASM_PPC64LE
}
#endif // SUPPORTS_ABI_TEST && !OPENSSL_NO_ASM