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Unified Diff: content/child/webcrypto/test/aes_kw_unittest.cc

Issue 1077273002: html_viewer: Move webcrypto to a place where html_viewer can use it. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase to ToT Created 5 years, 8 months ago
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Index: content/child/webcrypto/test/aes_kw_unittest.cc
diff --git a/content/child/webcrypto/test/aes_kw_unittest.cc b/content/child/webcrypto/test/aes_kw_unittest.cc
deleted file mode 100644
index c7858e16cfd3426ca0f905f85f67942b73edb839..0000000000000000000000000000000000000000
--- a/content/child/webcrypto/test/aes_kw_unittest.cc
+++ /dev/null
@@ -1,540 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "base/stl_util.h"
-#include "content/child/webcrypto/algorithm_dispatch.h"
-#include "content/child/webcrypto/crypto_data.h"
-#include "content/child/webcrypto/status.h"
-#include "content/child/webcrypto/test/test_helpers.h"
-#include "content/child/webcrypto/webcrypto_util.h"
-#include "third_party/WebKit/public/platform/WebCryptoAlgorithmParams.h"
-#include "third_party/WebKit/public/platform/WebCryptoKeyAlgorithm.h"
-
-namespace content {
-
-namespace webcrypto {
-
-namespace {
-
-blink::WebCryptoAlgorithm CreateAesKwKeyGenAlgorithm(
- unsigned short key_length_bits) {
- return CreateAesKeyGenAlgorithm(blink::WebCryptoAlgorithmIdAesKw,
- key_length_bits);
-}
-
-TEST(WebCryptoAesKwTest, GenerateKeyBadLength) {
- const unsigned short kKeyLen[] = {0, 127, 257};
- blink::WebCryptoKey key;
- for (size_t i = 0; i < arraysize(kKeyLen); ++i) {
- SCOPED_TRACE(i);
- EXPECT_EQ(Status::ErrorGenerateAesKeyLength(),
- GenerateSecretKey(CreateAesKwKeyGenAlgorithm(kKeyLen[i]), true,
- blink::WebCryptoKeyUsageWrapKey, &key));
- }
-}
-
-TEST(WebCryptoAesKwTest, GenerateKeyEmptyUsage) {
- blink::WebCryptoKey key;
- EXPECT_EQ(Status::ErrorCreateKeyEmptyUsages(),
- GenerateSecretKey(CreateAesKwKeyGenAlgorithm(256), true, 0, &key));
-}
-
-TEST(WebCryptoAesKwTest, ImportKeyEmptyUsage) {
- blink::WebCryptoKey key;
- EXPECT_EQ(Status::ErrorCreateKeyEmptyUsages(),
- ImportKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(std::vector<uint8_t>(16)),
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw),
- true, 0, &key));
-}
-
-TEST(WebCryptoAesKwTest, ImportKeyJwkKeyOpsWrapUnwrap) {
- blink::WebCryptoKey key;
- base::DictionaryValue dict;
- dict.SetString("kty", "oct");
- dict.SetString("k", "GADWrMRHwQfoNaXU5fZvTg");
- base::ListValue* key_ops = new base::ListValue;
- dict.Set("key_ops", key_ops); // Takes ownership.
-
- key_ops->AppendString("wrapKey");
-
- EXPECT_EQ(Status::Success(),
- ImportKeyJwkFromDict(
- dict, CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw), false,
- blink::WebCryptoKeyUsageWrapKey, &key));
-
- EXPECT_EQ(blink::WebCryptoKeyUsageWrapKey, key.usages());
-
- key_ops->AppendString("unwrapKey");
-
- EXPECT_EQ(Status::Success(),
- ImportKeyJwkFromDict(
- dict, CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw), false,
- blink::WebCryptoKeyUsageUnwrapKey, &key));
-
- EXPECT_EQ(blink::WebCryptoKeyUsageUnwrapKey, key.usages());
-}
-
-TEST(WebCryptoAesKwTest, ImportExportJwk) {
- const blink::WebCryptoAlgorithm algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
-
- // AES-KW 128
- ImportExportJwkSymmetricKey(
- 128, algorithm,
- blink::WebCryptoKeyUsageWrapKey | blink::WebCryptoKeyUsageUnwrapKey,
- "A128KW");
-
- // AES-KW 256
- ImportExportJwkSymmetricKey(
- 256, algorithm,
- blink::WebCryptoKeyUsageWrapKey | blink::WebCryptoKeyUsageUnwrapKey,
- "A256KW");
-}
-
-TEST(WebCryptoAesKwTest, AesKwKeyImport) {
- blink::WebCryptoKey key;
- blink::WebCryptoAlgorithm algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
-
- // Import a 128-bit Key Encryption Key (KEK)
- std::string key_raw_hex_in = "025a8cf3f08b4f6c5f33bbc76a471939";
- ASSERT_EQ(Status::Success(),
- ImportKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(HexStringToBytes(key_raw_hex_in)), algorithm,
- true, blink::WebCryptoKeyUsageWrapKey, &key));
- std::vector<uint8_t> key_raw_out;
- EXPECT_EQ(Status::Success(),
- ExportKey(blink::WebCryptoKeyFormatRaw, key, &key_raw_out));
- EXPECT_BYTES_EQ_HEX(key_raw_hex_in, key_raw_out);
-
- // Import a 192-bit KEK
- key_raw_hex_in = "c0192c6466b2370decbb62b2cfef4384544ffeb4d2fbc103";
- ASSERT_EQ(Status::ErrorAes192BitUnsupported(),
- ImportKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(HexStringToBytes(key_raw_hex_in)), algorithm,
- true, blink::WebCryptoKeyUsageWrapKey, &key));
-
- // Import a 256-bit Key Encryption Key (KEK)
- key_raw_hex_in =
- "e11fe66380d90fa9ebefb74e0478e78f95664d0c67ca20ce4a0b5842863ac46f";
- ASSERT_EQ(Status::Success(),
- ImportKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(HexStringToBytes(key_raw_hex_in)), algorithm,
- true, blink::WebCryptoKeyUsageWrapKey, &key));
- EXPECT_EQ(Status::Success(),
- ExportKey(blink::WebCryptoKeyFormatRaw, key, &key_raw_out));
- EXPECT_BYTES_EQ_HEX(key_raw_hex_in, key_raw_out);
-
- // Fail import of 0 length key
- EXPECT_EQ(
- Status::ErrorImportAesKeyLength(),
- ImportKey(blink::WebCryptoKeyFormatRaw, CryptoData(HexStringToBytes("")),
- algorithm, true, blink::WebCryptoKeyUsageWrapKey, &key));
-
- // Fail import of 124-bit KEK
- key_raw_hex_in = "3e4566a2bdaa10cb68134fa66c15ddb";
- EXPECT_EQ(Status::ErrorImportAesKeyLength(),
- ImportKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(HexStringToBytes(key_raw_hex_in)), algorithm,
- true, blink::WebCryptoKeyUsageWrapKey, &key));
-
- // Fail import of 200-bit KEK
- key_raw_hex_in = "0a1d88608a5ad9fec64f1ada269ebab4baa2feeb8d95638c0e";
- EXPECT_EQ(Status::ErrorImportAesKeyLength(),
- ImportKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(HexStringToBytes(key_raw_hex_in)), algorithm,
- true, blink::WebCryptoKeyUsageWrapKey, &key));
-
- // Fail import of 260-bit KEK
- key_raw_hex_in =
- "72d4e475ff34215416c9ad9c8281247a4d730c5f275ac23f376e73e3bce8d7d5a";
- EXPECT_EQ(Status::ErrorImportAesKeyLength(),
- ImportKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(HexStringToBytes(key_raw_hex_in)), algorithm,
- true, blink::WebCryptoKeyUsageWrapKey, &key));
-}
-
-TEST(WebCryptoAesKwTest, UnwrapFailures) {
- // This test exercises the code path common to all unwrap operations.
- scoped_ptr<base::ListValue> tests;
- ASSERT_TRUE(ReadJsonTestFileToList("aes_kw.json", &tests));
- base::DictionaryValue* test;
- ASSERT_TRUE(tests->GetDictionary(0, &test));
- const std::vector<uint8_t> test_kek = GetBytesFromHexString(test, "kek");
- const std::vector<uint8_t> test_ciphertext =
- GetBytesFromHexString(test, "ciphertext");
-
- blink::WebCryptoKey unwrapped_key;
-
- // Using a wrapping algorithm that does not match the wrapping key algorithm
- // should fail.
- blink::WebCryptoKey wrapping_key = ImportSecretKeyFromRaw(
- test_kek, CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw),
- blink::WebCryptoKeyUsageUnwrapKey);
- EXPECT_EQ(Status::ErrorUnexpected(),
- UnwrapKey(blink::WebCryptoKeyFormatRaw, CryptoData(test_ciphertext),
- wrapping_key,
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesCbc),
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesCbc), true,
- blink::WebCryptoKeyUsageEncrypt, &unwrapped_key));
-}
-
-TEST(WebCryptoAesKwTest, AesKwRawSymkeyWrapUnwrapKnownAnswer) {
- scoped_ptr<base::ListValue> tests;
- ASSERT_TRUE(ReadJsonTestFileToList("aes_kw.json", &tests));
-
- for (size_t test_index = 0; test_index < tests->GetSize(); ++test_index) {
- SCOPED_TRACE(test_index);
- base::DictionaryValue* test;
- ASSERT_TRUE(tests->GetDictionary(test_index, &test));
- const std::vector<uint8_t> test_kek = GetBytesFromHexString(test, "kek");
- const std::vector<uint8_t> test_key = GetBytesFromHexString(test, "key");
- const std::vector<uint8_t> test_ciphertext =
- GetBytesFromHexString(test, "ciphertext");
- const blink::WebCryptoAlgorithm wrapping_algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
-
- // Import the wrapping key.
- blink::WebCryptoKey wrapping_key = ImportSecretKeyFromRaw(
- test_kek, wrapping_algorithm,
- blink::WebCryptoKeyUsageWrapKey | blink::WebCryptoKeyUsageUnwrapKey);
-
- // Import the key to be wrapped.
- blink::WebCryptoKey key = ImportSecretKeyFromRaw(
- test_key,
- CreateHmacImportAlgorithmNoLength(blink::WebCryptoAlgorithmIdSha1),
- blink::WebCryptoKeyUsageSign);
-
- // Wrap the key and verify the ciphertext result against the known answer.
- std::vector<uint8_t> wrapped_key;
- ASSERT_EQ(Status::Success(),
- WrapKey(blink::WebCryptoKeyFormatRaw, key, wrapping_key,
- wrapping_algorithm, &wrapped_key));
- EXPECT_BYTES_EQ(test_ciphertext, wrapped_key);
-
- // Unwrap the known ciphertext to get a new test_key.
- blink::WebCryptoKey unwrapped_key;
- ASSERT_EQ(
- Status::Success(),
- UnwrapKey(
- blink::WebCryptoKeyFormatRaw, CryptoData(test_ciphertext),
- wrapping_key, wrapping_algorithm,
- CreateHmacImportAlgorithmNoLength(blink::WebCryptoAlgorithmIdSha1),
- true, blink::WebCryptoKeyUsageSign, &unwrapped_key));
- EXPECT_FALSE(key.isNull());
- EXPECT_TRUE(key.handle());
- EXPECT_EQ(blink::WebCryptoKeyTypeSecret, key.type());
- EXPECT_EQ(blink::WebCryptoAlgorithmIdHmac, key.algorithm().id());
- EXPECT_EQ(true, key.extractable());
- EXPECT_EQ(blink::WebCryptoKeyUsageSign, key.usages());
-
- // Export the new key and compare its raw bytes with the original known key.
- std::vector<uint8_t> raw_key;
- EXPECT_EQ(Status::Success(),
- ExportKey(blink::WebCryptoKeyFormatRaw, unwrapped_key, &raw_key));
- EXPECT_BYTES_EQ(test_key, raw_key);
- }
-}
-
-// Unwrap a HMAC key using AES-KW, and then try doing a sign/verify with the
-// unwrapped key
-TEST(WebCryptoAesKwTest, AesKwRawSymkeyUnwrapSignVerifyHmac) {
- scoped_ptr<base::ListValue> tests;
- ASSERT_TRUE(ReadJsonTestFileToList("aes_kw.json", &tests));
-
- base::DictionaryValue* test;
- ASSERT_TRUE(tests->GetDictionary(0, &test));
- const std::vector<uint8_t> test_kek = GetBytesFromHexString(test, "kek");
- const std::vector<uint8_t> test_ciphertext =
- GetBytesFromHexString(test, "ciphertext");
- const blink::WebCryptoAlgorithm wrapping_algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
-
- // Import the wrapping key.
- blink::WebCryptoKey wrapping_key = ImportSecretKeyFromRaw(
- test_kek, wrapping_algorithm, blink::WebCryptoKeyUsageUnwrapKey);
-
- // Unwrap the known ciphertext.
- blink::WebCryptoKey key;
- ASSERT_EQ(
- Status::Success(),
- UnwrapKey(
- blink::WebCryptoKeyFormatRaw, CryptoData(test_ciphertext),
- wrapping_key, wrapping_algorithm,
- CreateHmacImportAlgorithmNoLength(blink::WebCryptoAlgorithmIdSha1),
- false, blink::WebCryptoKeyUsageSign | blink::WebCryptoKeyUsageVerify,
- &key));
-
- EXPECT_EQ(blink::WebCryptoKeyTypeSecret, key.type());
- EXPECT_EQ(blink::WebCryptoAlgorithmIdHmac, key.algorithm().id());
- EXPECT_FALSE(key.extractable());
- EXPECT_EQ(blink::WebCryptoKeyUsageSign | blink::WebCryptoKeyUsageVerify,
- key.usages());
-
- // Sign an empty message and ensure it is verified.
- std::vector<uint8_t> test_message;
- std::vector<uint8_t> signature;
-
- ASSERT_EQ(Status::Success(),
- Sign(CreateAlgorithm(blink::WebCryptoAlgorithmIdHmac), key,
- CryptoData(test_message), &signature));
-
- EXPECT_GT(signature.size(), 0u);
-
- bool verify_result;
- ASSERT_EQ(
- Status::Success(),
- Verify(CreateAlgorithm(blink::WebCryptoAlgorithmIdHmac), key,
- CryptoData(signature), CryptoData(test_message), &verify_result));
-}
-
-TEST(WebCryptoAesKwTest, AesKwRawSymkeyWrapUnwrapErrors) {
- scoped_ptr<base::ListValue> tests;
- ASSERT_TRUE(ReadJsonTestFileToList("aes_kw.json", &tests));
- base::DictionaryValue* test;
- // Use 256 bits of data with a 256-bit KEK
- ASSERT_TRUE(tests->GetDictionary(3, &test));
- const std::vector<uint8_t> test_kek = GetBytesFromHexString(test, "kek");
- const std::vector<uint8_t> test_key = GetBytesFromHexString(test, "key");
- const std::vector<uint8_t> test_ciphertext =
- GetBytesFromHexString(test, "ciphertext");
- const blink::WebCryptoAlgorithm wrapping_algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
- const blink::WebCryptoAlgorithm key_algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesCbc);
- // Import the wrapping key.
- blink::WebCryptoKey wrapping_key = ImportSecretKeyFromRaw(
- test_kek, wrapping_algorithm,
- blink::WebCryptoKeyUsageWrapKey | blink::WebCryptoKeyUsageUnwrapKey);
- // Import the key to be wrapped.
- blink::WebCryptoKey key = ImportSecretKeyFromRaw(
- test_key, CreateAlgorithm(blink::WebCryptoAlgorithmIdAesCbc),
- blink::WebCryptoKeyUsageEncrypt);
-
- // Unwrap with wrapped data too small must fail.
- const std::vector<uint8_t> small_data(test_ciphertext.begin(),
- test_ciphertext.begin() + 23);
- blink::WebCryptoKey unwrapped_key;
- EXPECT_EQ(Status::ErrorDataTooSmall(),
- UnwrapKey(blink::WebCryptoKeyFormatRaw, CryptoData(small_data),
- wrapping_key, wrapping_algorithm, key_algorithm, true,
- blink::WebCryptoKeyUsageEncrypt, &unwrapped_key));
-
- // Unwrap with wrapped data size not a multiple of 8 bytes must fail.
- const std::vector<uint8_t> unaligned_data(test_ciphertext.begin(),
- test_ciphertext.end() - 2);
- EXPECT_EQ(Status::ErrorInvalidAesKwDataLength(),
- UnwrapKey(blink::WebCryptoKeyFormatRaw, CryptoData(unaligned_data),
- wrapping_key, wrapping_algorithm, key_algorithm, true,
- blink::WebCryptoKeyUsageEncrypt, &unwrapped_key));
-}
-
-TEST(WebCryptoAesKwTest, AesKwRawSymkeyUnwrapCorruptData) {
- scoped_ptr<base::ListValue> tests;
- ASSERT_TRUE(ReadJsonTestFileToList("aes_kw.json", &tests));
- base::DictionaryValue* test;
- // Use 256 bits of data with a 256-bit KEK
- ASSERT_TRUE(tests->GetDictionary(3, &test));
- const std::vector<uint8_t> test_kek = GetBytesFromHexString(test, "kek");
- const std::vector<uint8_t> test_key = GetBytesFromHexString(test, "key");
- const std::vector<uint8_t> test_ciphertext =
- GetBytesFromHexString(test, "ciphertext");
- const blink::WebCryptoAlgorithm wrapping_algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
-
- // Import the wrapping key.
- blink::WebCryptoKey wrapping_key = ImportSecretKeyFromRaw(
- test_kek, wrapping_algorithm,
- blink::WebCryptoKeyUsageWrapKey | blink::WebCryptoKeyUsageUnwrapKey);
-
- // Unwrap of a corrupted version of the known ciphertext should fail, due to
- // AES-KW's built-in integrity check.
- blink::WebCryptoKey unwrapped_key;
- EXPECT_EQ(Status::OperationError(),
- UnwrapKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(Corrupted(test_ciphertext)), wrapping_key,
- wrapping_algorithm,
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesCbc), true,
- blink::WebCryptoKeyUsageEncrypt, &unwrapped_key));
-}
-
-TEST(WebCryptoAesKwTest, AesKwJwkSymkeyUnwrapKnownData) {
- // The following data lists a known HMAC SHA-256 key, then a JWK
- // representation of this key which was encrypted ("wrapped") using AES-KW and
- // the following wrapping key.
- // For reference, the intermediate clear JWK is
- // {"alg":"HS256","ext":true,"k":<b64urlKey>,"key_ops":["verify"],"kty":"oct"}
- // (Not shown is space padding to ensure the cleartext meets the size
- // requirements of the AES-KW algorithm.)
- const std::vector<uint8_t> key_data = HexStringToBytes(
- "000102030405060708090A0B0C0D0E0F000102030405060708090A0B0C0D0E0F");
- const std::vector<uint8_t> wrapped_key_data = HexStringToBytes(
- "14E6380B35FDC5B72E1994764B6CB7BFDD64E7832894356AAEE6C3768FC3D0F115E6B0"
- "6729756225F999AA99FDF81FD6A359F1576D3D23DE6CB69C3937054EB497AC1E8C38D5"
- "5E01B9783A20C8D930020932CF25926103002213D0FC37279888154FEBCEDF31832158"
- "97938C5CFE5B10B4254D0C399F39D0");
- const std::vector<uint8_t> wrapping_key_data =
- HexStringToBytes("000102030405060708090A0B0C0D0E0F");
- const blink::WebCryptoAlgorithm wrapping_algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
-
- // Import the wrapping key.
- blink::WebCryptoKey wrapping_key = ImportSecretKeyFromRaw(
- wrapping_key_data, wrapping_algorithm, blink::WebCryptoKeyUsageUnwrapKey);
-
- // Unwrap the known wrapped key data to produce a new key
- blink::WebCryptoKey unwrapped_key;
- ASSERT_EQ(
- Status::Success(),
- UnwrapKey(
- blink::WebCryptoKeyFormatJwk, CryptoData(wrapped_key_data),
- wrapping_key, wrapping_algorithm,
- CreateHmacImportAlgorithmNoLength(blink::WebCryptoAlgorithmIdSha256),
- true, blink::WebCryptoKeyUsageVerify, &unwrapped_key));
-
- // Validate the new key's attributes.
- EXPECT_FALSE(unwrapped_key.isNull());
- EXPECT_TRUE(unwrapped_key.handle());
- EXPECT_EQ(blink::WebCryptoKeyTypeSecret, unwrapped_key.type());
- EXPECT_EQ(blink::WebCryptoAlgorithmIdHmac, unwrapped_key.algorithm().id());
- EXPECT_EQ(blink::WebCryptoAlgorithmIdSha256,
- unwrapped_key.algorithm().hmacParams()->hash().id());
- EXPECT_EQ(256u, unwrapped_key.algorithm().hmacParams()->lengthBits());
- EXPECT_EQ(true, unwrapped_key.extractable());
- EXPECT_EQ(blink::WebCryptoKeyUsageVerify, unwrapped_key.usages());
-
- // Export the new key's raw data and compare to the known original.
- std::vector<uint8_t> raw_key;
- EXPECT_EQ(Status::Success(),
- ExportKey(blink::WebCryptoKeyFormatRaw, unwrapped_key, &raw_key));
- EXPECT_BYTES_EQ(key_data, raw_key);
-}
-
-// Try importing an AES-KW key with unsupported key usages using raw
-// format. AES-KW keys support the following usages:
-// 'wrapKey', 'unwrapKey'
-TEST(WebCryptoAesKwTest, ImportKeyBadUsage_Raw) {
- const blink::WebCryptoAlgorithm algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
-
- blink::WebCryptoKeyUsageMask bad_usages[] = {
- blink::WebCryptoKeyUsageEncrypt,
- blink::WebCryptoKeyUsageDecrypt,
- blink::WebCryptoKeyUsageSign,
- blink::WebCryptoKeyUsageSign | blink::WebCryptoKeyUsageUnwrapKey,
- blink::WebCryptoKeyUsageDeriveBits,
- blink::WebCryptoKeyUsageUnwrapKey | blink::WebCryptoKeyUsageVerify,
- };
-
- std::vector<uint8_t> key_bytes(16);
-
- for (size_t i = 0; i < arraysize(bad_usages); ++i) {
- SCOPED_TRACE(i);
-
- blink::WebCryptoKey key;
- ASSERT_EQ(Status::ErrorCreateKeyBadUsages(),
- ImportKey(blink::WebCryptoKeyFormatRaw, CryptoData(key_bytes),
- algorithm, true, bad_usages[i], &key));
- }
-}
-
-// Try unwrapping an HMAC key with unsupported usages using JWK format and
-// AES-KW. HMAC keys support the following usages:
-// 'sign', 'verify'
-TEST(WebCryptoAesKwTest, UnwrapHmacKeyBadUsage_JWK) {
- const blink::WebCryptoAlgorithm unwrap_algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
-
- blink::WebCryptoKeyUsageMask bad_usages[] = {
- blink::WebCryptoKeyUsageEncrypt,
- blink::WebCryptoKeyUsageDecrypt,
- blink::WebCryptoKeyUsageWrapKey,
- blink::WebCryptoKeyUsageSign | blink::WebCryptoKeyUsageWrapKey,
- blink::WebCryptoKeyUsageVerify | blink::WebCryptoKeyUsageDeriveKey,
- };
-
- // Import the wrapping key.
- blink::WebCryptoKey wrapping_key;
- ASSERT_EQ(Status::Success(),
- ImportKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(std::vector<uint8_t>(16)), unwrap_algorithm,
- true, blink::WebCryptoKeyUsageUnwrapKey, &wrapping_key));
-
- // The JWK plain text is:
- // {"kty":"oct","alg":"HS256","k":"GADWrMRHwQfoNaXU5fZvTg"}
- const char* kWrappedJwk =
- "C2B7F19A32EE31372CD40C9C969B8CD67553E5AEA7FD1144874584E46ABCD79FDC308848"
- "B2DD8BD36A2D61062B9C5B8B499B8D6EF8EB320D87A614952B4EE771";
-
- for (size_t i = 0; i < arraysize(bad_usages); ++i) {
- SCOPED_TRACE(i);
-
- blink::WebCryptoKey key;
-
- ASSERT_EQ(
- Status::ErrorCreateKeyBadUsages(),
- UnwrapKey(blink::WebCryptoKeyFormatJwk,
- CryptoData(HexStringToBytes(kWrappedJwk)), wrapping_key,
- unwrap_algorithm, CreateHmacImportAlgorithmNoLength(
- blink::WebCryptoAlgorithmIdSha256),
- true, bad_usages[i], &key));
- }
-}
-
-// Try unwrapping an RSA-SSA public key with unsupported usages using JWK format
-// and AES-KW. RSA-SSA public keys support the following usages:
-// 'verify'
-TEST(WebCryptoAesKwTest, UnwrapRsaSsaPublicKeyBadUsage_JWK) {
- const blink::WebCryptoAlgorithm unwrap_algorithm =
- CreateAlgorithm(blink::WebCryptoAlgorithmIdAesKw);
-
- blink::WebCryptoKeyUsageMask bad_usages[] = {
- blink::WebCryptoKeyUsageEncrypt,
- blink::WebCryptoKeyUsageSign,
- blink::WebCryptoKeyUsageDecrypt,
- blink::WebCryptoKeyUsageWrapKey,
- blink::WebCryptoKeyUsageSign | blink::WebCryptoKeyUsageWrapKey,
- };
-
- // Import the wrapping key.
- blink::WebCryptoKey wrapping_key;
- ASSERT_EQ(Status::Success(),
- ImportKey(blink::WebCryptoKeyFormatRaw,
- CryptoData(std::vector<uint8_t>(16)), unwrap_algorithm,
- true, blink::WebCryptoKeyUsageUnwrapKey, &wrapping_key));
-
- // The JWK plaintext is:
- // { "kty": "RSA","alg": "RS256","n": "...","e": "AQAB"}
-
- const char* kWrappedJwk =
- "CE8DAEF99E977EE58958B8C4494755C846E883B2ECA575C5366622839AF71AB30875F152"
- "E8E33E15A7817A3A2874EB53EFE05C774D98BC936BA9BA29BEB8BB3F3C3CE2323CB3359D"
- "E3F426605CF95CCF0E01E870ABD7E35F62E030B5FB6E520A5885514D1D850FB64B57806D"
- "1ADA57C6E27DF345D8292D80F6B074F1BE51C4CF3D76ECC8886218551308681B44FAC60B"
- "8CF6EA439BC63239103D0AE81ADB96F908680586C6169284E32EB7DD09D31103EBDAC0C2"
- "40C72DCF0AEA454113CC47457B13305B25507CBEAB9BDC8D8E0F867F9167F9DCEF0D9F9B"
- "30F2EE83CEDFD51136852C8A5939B768";
-
- for (size_t i = 0; i < arraysize(bad_usages); ++i) {
- SCOPED_TRACE(i);
-
- blink::WebCryptoKey key;
-
- ASSERT_EQ(Status::ErrorCreateKeyBadUsages(),
- UnwrapKey(blink::WebCryptoKeyFormatJwk,
- CryptoData(HexStringToBytes(kWrappedJwk)), wrapping_key,
- unwrap_algorithm,
- CreateRsaHashedImportAlgorithm(
- blink::WebCryptoAlgorithmIdRsaSsaPkcs1v1_5,
- blink::WebCryptoAlgorithmIdSha256),
- true, bad_usages[i], &key));
- }
-}
-
-} // namespace
-
-} // namespace webcrypto
-
-} // namespace content
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