base/crypto/signature_verifier_unittest.cc - Issue 6805019: Move crypto files out of base, to a top level directory.

Unified Diff: base/crypto/signature_verifier_unittest.cc

Issue 6805019: Move crypto files out of base, to a top level directory. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/

Patch Set: Created 9 years, 8 months ago

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Index: base/crypto/signature_verifier_unittest.cc

===================================================================

--- base/crypto/signature_verifier_unittest.cc (revision 80572)

+++ base/crypto/signature_verifier_unittest.cc (working copy)

@@ -1,268 +0,0 @@

-// Use of this source code is governed by a BSD-style license that can be

-// found in the LICENSE file.

-#include "base/crypto/signature_verifier.h"

-#include "testing/gtest/include/gtest/gtest.h"

-TEST(SignatureVerifierTest, BasicTest) {

- // The input data in this test comes from real certificates.

- //

- // tbs_certificate ("to-be-signed certificate", the part of a certificate

- // that is signed), signature_algorithm, and algorithm come from the

- // certificate of bugs.webkit.org.

- //

- // public_key_info comes from the certificate of the issuer, Go Daddy Secure

- // Certification Authority.

- //

- // The bytes in the array initializers are formatted to expose the DER

- // encoding of the ASN.1 structures.

- // The data that is signed is the following ASN.1 structure:

- // TBSCertificate ::= SEQUENCE {

- // ... -- omitted, not important

- // }

- const uint8 tbs_certificate[1017] = {

- 0x30, 0x82, 0x03, 0xf5, // a SEQUENCE of length 1013 (0x3f5)

- 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x03, 0x43, 0xdd, 0x63, 0x30, 0x0d,

- 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05,

- 0x00, 0x30, 0x81, 0xca, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04,

- 0x06, 0x13, 0x02, 0x55, 0x53, 0x31, 0x10, 0x30, 0x0e, 0x06, 0x03, 0x55,

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- 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x81, 0x8d, 0x00, 0x30,

- 0x81, 0x89, 0x02, 0x81, 0x81, 0x00, 0xa7, 0x62, 0x79, 0x41, 0xda, 0x28,

- 0xf2, 0xc0, 0x4f, 0xe0, 0x25, 0xaa, 0xa1, 0x2e, 0x3b, 0x30, 0x94, 0xb5,

- 0xc9, 0x26, 0x3a, 0x1b, 0xe2, 0xd0, 0xcc, 0xa2, 0x95, 0xe2, 0x91, 0xc0,

- 0xf0, 0x40, 0x9e, 0x27, 0x6e, 0xbd, 0x6e, 0xde, 0x7c, 0xb6, 0x30, 0x5c,

- 0xb8, 0x9b, 0x01, 0x2f, 0x92, 0x04, 0xa1, 0xef, 0x4a, 0xb1, 0x6c, 0xb1,

- 0x7e, 0x8e, 0xcd, 0xa6, 0xf4, 0x40, 0x73, 0x1f, 0x2c, 0x96, 0xad, 0xff,

- 0x2a, 0x6d, 0x0e, 0xba, 0x52, 0x84, 0x83, 0xb0, 0x39, 0xee, 0xc9, 0x39,

- 0xdc, 0x1e, 0x34, 0xd0, 0xd8, 0x5d, 0x7a, 0x09, 0xac, 0xa9, 0xee, 0xca,

- 0x65, 0xf6, 0x85, 0x3a, 0x6b, 0xee, 0xe4, 0x5c, 0x5e, 0xf8, 0xda, 0xd1,

- 0xce, 0x88, 0x47, 0xcd, 0x06, 0x21, 0xe0, 0xb9, 0x4b, 0xe4, 0x07, 0xcb,

- 0x57, 0xdc, 0xca, 0x99, 0x54, 0xf7, 0x0e, 0xd5, 0x17, 0x95, 0x05, 0x2e,

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- };

- // The signature algorithm is specified as the following ASN.1 structure:

- // AlgorithmIdentifier ::= SEQUENCE {

- // algorithm OBJECT IDENTIFIER,

- // parameters ANY DEFINED BY algorithm OPTIONAL }

- //

- const uint8 signature_algorithm[15] = {

- 0x30, 0x0d, // a SEQUENCE of length 13 (0xd)

- 0x06, 0x09, // an OBJECT IDENTIFIER of length 9

- // 1.2.840.113549.1.1.5 - sha1WithRSAEncryption

- 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05,

- 0x05, 0x00, // a NULL of length 0

- };

- // RSA signature, a big integer in the big-endian byte order.

- const uint8 signature[256] = {

- 0x1e, 0x6a, 0xe7, 0xe0, 0x4f, 0xe7, 0x4d, 0xd0, 0x69, 0x7c, 0xf8, 0x8f,

- 0x99, 0xb4, 0x18, 0x95, 0x36, 0x24, 0x0f, 0x0e, 0xa3, 0xea, 0x34, 0x37,

- 0xf4, 0x7d, 0xd5, 0x92, 0x35, 0x53, 0x72, 0x76, 0x3f, 0x69, 0xf0, 0x82,

- 0x56, 0xe3, 0x94, 0x7a, 0x1d, 0x1a, 0x81, 0xaf, 0x9f, 0xc7, 0x43, 0x01,

- 0x64, 0xd3, 0x7c, 0x0d, 0xc8, 0x11, 0x4e, 0x4a, 0xe6, 0x1a, 0xc3, 0x01,

- 0x74, 0xe8, 0x35, 0x87, 0x5c, 0x61, 0xaa, 0x8a, 0x46, 0x06, 0xbe, 0x98,

- 0x95, 0x24, 0x9e, 0x01, 0xe3, 0xe6, 0xa0, 0x98, 0xee, 0x36, 0x44, 0x56,

- 0x8d, 0x23, 0x9c, 0x65, 0xea, 0x55, 0x6a, 0xdf, 0x66, 0xee, 0x45, 0xe8,

- 0xa0, 0xe9, 0x7d, 0x9a, 0xba, 0x94, 0xc5, 0xc8, 0xc4, 0x4b, 0x98, 0xff,

- 0x9a, 0x01, 0x31, 0x6d, 0xf9, 0x2b, 0x58, 0xe7, 0xe7, 0x2a, 0xc5, 0x4d,

- 0xbb, 0xbb, 0xcd, 0x0d, 0x70, 0xe1, 0xad, 0x03, 0xf5, 0xfe, 0xf4, 0x84,

- 0x71, 0x08, 0xd2, 0xbc, 0x04, 0x7b, 0x26, 0x1c, 0xa8, 0x0f, 0x9c, 0xd8,

- 0x12, 0x6a, 0x6f, 0x2b, 0x67, 0xa1, 0x03, 0x80, 0x9a, 0x11, 0x0b, 0xe9,

- 0xe0, 0xb5, 0xb3, 0xb8, 0x19, 0x4e, 0x0c, 0xa4, 0xd9, 0x2b, 0x3b, 0xc2,

- 0xca, 0x20, 0xd3, 0x0c, 0xa4, 0xff, 0x93, 0x13, 0x1f, 0xfc, 0xba, 0x94,

- 0x93, 0x8c, 0x64, 0x15, 0x2e, 0x28, 0xa9, 0x55, 0x8c, 0x2c, 0x48, 0xd3,

- 0xd3, 0xc1, 0x50, 0x69, 0x19, 0xe8, 0x34, 0xd3, 0xf1, 0x04, 0x9f, 0x0a,

- 0x7a, 0x21, 0x87, 0xbf, 0xb9, 0x59, 0x37, 0x2e, 0xf4, 0x71, 0xa5, 0x3e,

- 0xbe, 0xcd, 0x70, 0x83, 0x18, 0xf8, 0x8a, 0x72, 0x85, 0x45, 0x1f, 0x08,

- 0x01, 0x6f, 0x37, 0xf5, 0x2b, 0x7b, 0xea, 0xb9, 0x8b, 0xa3, 0xcc, 0xfd,

- 0x35, 0x52, 0xdd, 0x66, 0xde, 0x4f, 0x30, 0xc5, 0x73, 0x81, 0xb6, 0xe8,

- 0x3c, 0xd8, 0x48, 0x8a

- };

- // The public key is specified as the following ASN.1 structure:

- // SubjectPublicKeyInfo ::= SEQUENCE {

- // algorithm AlgorithmIdentifier,

- // subjectPublicKey BIT STRING }

- const uint8 public_key_info[294] = {

- 0x30, 0x82, 0x01, 0x22, // a SEQUENCE of length 290 (0x122)

- // algorithm

- 0x30, 0x0d, // a SEQUENCE of length 13

- 0x06, 0x09, // an OBJECT IDENTIFIER of length 9

- 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01,

- 0x05, 0x00, // a NULL of length 0

- // subjectPublicKey

- 0x03, 0x82, 0x01, 0x0f, // a BIT STRING of length 271 (0x10f)

- 0x00, // number of unused bits

- 0x30, 0x82, 0x01, 0x0a, // a SEQUENCE of length 266 (0x10a)

- // modulus

- 0x02, 0x82, 0x01, 0x01, // an INTEGER of length 257 (0x101)

- 0x00, 0xc4, 0x2d, 0xd5, 0x15, 0x8c, 0x9c, 0x26, 0x4c, 0xec,

- 0x32, 0x35, 0xeb, 0x5f, 0xb8, 0x59, 0x01, 0x5a, 0xa6, 0x61,

- 0x81, 0x59, 0x3b, 0x70, 0x63, 0xab, 0xe3, 0xdc, 0x3d, 0xc7,

- 0x2a, 0xb8, 0xc9, 0x33, 0xd3, 0x79, 0xe4, 0x3a, 0xed, 0x3c,

- 0x30, 0x23, 0x84, 0x8e, 0xb3, 0x30, 0x14, 0xb6, 0xb2, 0x87,

- 0xc3, 0x3d, 0x95, 0x54, 0x04, 0x9e, 0xdf, 0x99, 0xdd, 0x0b,

- 0x25, 0x1e, 0x21, 0xde, 0x65, 0x29, 0x7e, 0x35, 0xa8, 0xa9,

- 0x54, 0xeb, 0xf6, 0xf7, 0x32, 0x39, 0xd4, 0x26, 0x55, 0x95,

- 0xad, 0xef, 0xfb, 0xfe, 0x58, 0x86, 0xd7, 0x9e, 0xf4, 0x00,

- 0x8d, 0x8c, 0x2a, 0x0c, 0xbd, 0x42, 0x04, 0xce, 0xa7, 0x3f,

- 0x04, 0xf6, 0xee, 0x80, 0xf2, 0xaa, 0xef, 0x52, 0xa1, 0x69,

- 0x66, 0xda, 0xbe, 0x1a, 0xad, 0x5d, 0xda, 0x2c, 0x66, 0xea,

- 0x1a, 0x6b, 0xbb, 0xe5, 0x1a, 0x51, 0x4a, 0x00, 0x2f, 0x48,

- 0xc7, 0x98, 0x75, 0xd8, 0xb9, 0x29, 0xc8, 0xee, 0xf8, 0x66,

- 0x6d, 0x0a, 0x9c, 0xb3, 0xf3, 0xfc, 0x78, 0x7c, 0xa2, 0xf8,

- 0xa3, 0xf2, 0xb5, 0xc3, 0xf3, 0xb9, 0x7a, 0x91, 0xc1, 0xa7,

- 0xe6, 0x25, 0x2e, 0x9c, 0xa8, 0xed, 0x12, 0x65, 0x6e, 0x6a,

- 0xf6, 0x12, 0x44, 0x53, 0x70, 0x30, 0x95, 0xc3, 0x9c, 0x2b,

- 0x58, 0x2b, 0x3d, 0x08, 0x74, 0x4a, 0xf2, 0xbe, 0x51, 0xb0,

- 0xbf, 0x87, 0xd0, 0x4c, 0x27, 0x58, 0x6b, 0xb5, 0x35, 0xc5,

- 0x9d, 0xaf, 0x17, 0x31, 0xf8, 0x0b, 0x8f, 0xee, 0xad, 0x81,

- 0x36, 0x05, 0x89, 0x08, 0x98, 0xcf, 0x3a, 0xaf, 0x25, 0x87,

- 0xc0, 0x49, 0xea, 0xa7, 0xfd, 0x67, 0xf7, 0x45, 0x8e, 0x97,

- 0xcc, 0x14, 0x39, 0xe2, 0x36, 0x85, 0xb5, 0x7e, 0x1a, 0x37,

- 0xfd, 0x16, 0xf6, 0x71, 0x11, 0x9a, 0x74, 0x30, 0x16, 0xfe,

- 0x13, 0x94, 0xa3, 0x3f, 0x84, 0x0d, 0x4f,

- // public exponent

- 0x02, 0x03, // an INTEGER of length 3

- 0x01, 0x00, 0x01

- };

- // We use the signature verifier to perform four signature verification

- // tests.

- base::SignatureVerifier verifier;

- bool ok;

- // Test 1: feed all of the data to the verifier at once (a single

- // VerifyUpdate call).

- ok = verifier.VerifyInit(signature_algorithm,

- sizeof(signature_algorithm),

- signature, sizeof(signature),

- public_key_info, sizeof(public_key_info));

- EXPECT_TRUE(ok);

- verifier.VerifyUpdate(tbs_certificate, sizeof(tbs_certificate));

- ok = verifier.VerifyFinal();

- EXPECT_TRUE(ok);

- // Test 2: feed the data to the verifier in three parts (three VerifyUpdate

- // calls).

- ok = verifier.VerifyInit(signature_algorithm,

- sizeof(signature_algorithm),

- signature, sizeof(signature),

- public_key_info, sizeof(public_key_info));

- EXPECT_TRUE(ok);

- verifier.VerifyUpdate(tbs_certificate, 256);

- verifier.VerifyUpdate(tbs_certificate + 256, 256);

- verifier.VerifyUpdate(tbs_certificate + 512, sizeof(tbs_certificate) - 512);

- ok = verifier.VerifyFinal();

- EXPECT_TRUE(ok);

- // Test 3: verify the signature with incorrect data.

- uint8 bad_tbs_certificate[sizeof(tbs_certificate)];

- memcpy(bad_tbs_certificate, tbs_certificate, sizeof(tbs_certificate));

- bad_tbs_certificate[10] += 1; // Corrupt one byte of the data.

- ok = verifier.VerifyInit(signature_algorithm,

- sizeof(signature_algorithm),

- signature, sizeof(signature),

- public_key_info, sizeof(public_key_info));

- EXPECT_TRUE(ok);

- verifier.VerifyUpdate(bad_tbs_certificate, sizeof(bad_tbs_certificate));

- ok = verifier.VerifyFinal();

- // Purify disables digital signature verification, causing the Windows

- // CryptoAPI function CryptVerifySignature to always succeed. So we can't

- // check the signature verification results of the negative tests when

- // running inside Purify. See http://crbug.com/10031.

-#ifndef PURIFY

- EXPECT_FALSE(ok);

-#endif

- // Test 4: verify a bad signature.

- uint8 bad_signature[sizeof(signature)];

- memcpy(bad_signature, signature, sizeof(signature));

- bad_signature[10] += 1; // Corrupt one byte of the signature.

- ok = verifier.VerifyInit(signature_algorithm,

- sizeof(signature_algorithm),

- bad_signature, sizeof(bad_signature),

- public_key_info, sizeof(public_key_info));

- // A crypto library (e.g., NSS) may detect that the signature is corrupted

- // and cause VerifyInit to return false, so it is fine for 'ok' to be false.

- if (ok) {

- verifier.VerifyUpdate(tbs_certificate, sizeof(tbs_certificate));

- ok = verifier.VerifyFinal();

-#ifndef PURIFY

- EXPECT_FALSE(ok);

-#endif

- }

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