LONGBOW_TEST_CASE(Global, parcCryptoHash_GetDigest)
{
int fd_buffer = open("test_digest_bytes_128.bin", O_RDONLY);
int fd_truth = open("test_digest_bytes_128.sha256", O_RDONLY);
assertFalse(fd_buffer < 0, "Could not open %s: %s", "test_digest_bytes_128.bin", strerror(errno));
assertFalse(fd_truth < 0, "Could not open %s: %s", "test_digest_bytes_128.sha256", strerror(errno));
uint8_t scratch[bufferLength];
ssize_t read_length = read(fd_truth, scratch, bufferLength);
PARCCryptoHash *hashTruth = parcCryptoHash_CreateFromArray(PARC_HASH_SHA256, scratch, read_length);
read_length = read(fd_buffer, scratch, bufferLength);
PARCCryptoHasher *hasher = parcCryptoHasher_Create(PARC_HASH_SHA256);
parcCryptoHasher_Init(hasher);
parcCryptoHasher_UpdateBytes(hasher, scratch, read_length);
PARCCryptoHash *hashTest = parcCryptoHasher_Finalize(hasher);
assertTrue(parcBuffer_Equals(parcCryptoHash_GetDigest(hashTruth), parcCryptoHash_GetDigest(hashTest)), "Expected to be true");
parcCryptoHasher_Release(&hasher);
parcCryptoHash_Release(&hashTruth);
parcCryptoHash_Release(&hashTest);
close(fd_buffer);
close(fd_truth);
}
LONGBOW_TEST_CASE(Global, parcCryptoHash_Equals)
{
int fd1 = open("test_digest_bytes_128.sha256", O_RDONLY);
assertFalse(fd1 < 0, "Could not open %s: %s", "test_digest_bytes_128.sha256", strerror(errno));
uint8_t scratch1[bufferLength];
ssize_t read_length = read(fd1, scratch1, bufferLength);
PARCCryptoHash *hash1 = parcCryptoHash_CreateFromArray(PARC_HASH_SHA256, scratch1, read_length);
PARCCryptoHash *hash2 = parcCryptoHash_CreateFromArray(PARC_HASH_SHA256, scratch1, read_length);
PARCCryptoHash *hash3 = parcCryptoHash_CreateFromArray(PARC_HASH_SHA256, scratch1, read_length);
int fd2 = open("test_digest_bytes_128.sha512", O_RDONLY);
assertFalse(fd2 < 0, "Could not open %s: %s", "test_digest_bytes_128.sha512", strerror(errno));
uint8_t scratch2[bufferLength];
read_length = read(fd2, scratch2, bufferLength);
PARCCryptoHash *unequalhash = parcCryptoHash_CreateFromArray(PARC_HASH_SHA256, scratch2, read_length);
parcObjectTesting_AssertEqualsFunction(parcCryptoHash_Equals, hash1, hash2, hash3, unequalhash);
parcCryptoHash_Release(&hash1);
parcCryptoHash_Release(&hash2);
parcCryptoHash_Release(&hash3);
parcCryptoHash_Release(&unequalhash);
close(fd1);
close(fd2);
}
/**
* Get the certificate digest from the openssl command line pkcs12
*/
LONGBOW_TEST_CASE(openssl_commandline, parcPkcs12KeyStore_GetCertificateDigest)
{
PARCPkcs12KeyStore *publicKeyStore = parcPkcs12KeyStore_Open("test_rsa.p12", "blueberry", PARC_HASH_SHA256);
PARCKeyStore *keyStore = parcKeyStore_Create(publicKeyStore, PARCPkcs12KeyStoreAsKeyStore);
parcPkcs12KeyStore_Release(&publicKeyStore);
PARCPublicKeySigner *publicKeySigner = parcPublicKeySigner_Create(keyStore, PARCSigningAlgorithm_RSA, PARC_HASH_SHA256);
parcKeyStore_Release(&keyStore);
PARCSigner *signer = parcSigner_Create(publicKeySigner, PARCPublicKeySignerAsSigner);
parcPublicKeySigner_Release(&publicKeySigner);
assertNotNull(signer, "Got null result from opening openssl pkcs12 file");
PARCCryptoHash *cert_digest = parcKeyStore_GetCertificateDigest(parcSigner_GetKeyStore(signer));
assertNotNull(cert_digest, "got null public key digest for external pkcs12");
// read in the "truth" from the command line utilities
int fd = open("test_rsa_crt_sha256.bin", O_RDONLY);
uint8_t true_digest[SHA256_DIGEST_LENGTH];
ssize_t read_bytes = read(fd, true_digest, SHA256_DIGEST_LENGTH);
close(fd);
assertTrue(read_bytes == SHA256_DIGEST_LENGTH, "could not read %d byte digest from test_rsa_pub_sha256.bin", SHA256_DIGEST_LENGTH);
const uint8_t *bb_buffer = parcByteArray_Array(parcBuffer_Array(parcCryptoHash_GetDigest(cert_digest)));
size_t bb_length = parcBuffer_Remaining(parcCryptoHash_GetDigest(cert_digest));
assertTrue(bb_length == SHA256_DIGEST_LENGTH,
"Incorrect digest length returned from GetCertificateDigest: %zu", bb_length);
assertTrue(memcmp(bb_buffer, true_digest, SHA256_DIGEST_LENGTH) == 0, "digests did not match");
parcSigner_Release(&signer);
parcCryptoHash_Release(&cert_digest);
}
LONGBOW_TEST_CASE(ccnx_internal, parcPkcs12KeyStore_GetCertificateDigest)
{
// create a file and open it
const char *password = "******";
const char *subject = "alice";
bool result;
result = parcPkcs12KeyStore_CreateFile(filename, password, subject, 1024, 32);
assertTrue(result, "got error from parcPkcs12KeyStore_CreatePkcs12File");
PARCPkcs12KeyStore *publicKeyStore = parcPkcs12KeyStore_Open(filename, password, PARC_HASH_SHA256);
assertNotNull(publicKeyStore, "Got null result from opening openssl pkcs12 file");
PARCKeyStore *keyStore = parcKeyStore_Create(publicKeyStore, PARCPkcs12KeyStoreAsKeyStore);
parcPkcs12KeyStore_Release(&publicKeyStore);
PARCCryptoHash *cert_digest = parcKeyStore_GetCertificateDigest(keyStore);
assertNotNull(cert_digest, "got null public key digest for external pkcs12");
size_t bb_length = parcBuffer_Remaining(parcCryptoHash_GetDigest(cert_digest));
assertTrue(bb_length == SHA256_DIGEST_LENGTH,
"Incorrect digest length returned from GetPublicKeyDigest: %zu", bb_length);
parcKeyStore_Release(&keyStore);
parcCryptoHash_Release(&cert_digest);
}
LONGBOW_TEST_CASE(Global, parcSigner_CreatePublicKey)
{
_MockSigner *mock = _createSigner();
PARCSigner *signer = parcSigner_Create(mock, _MockSignerInterface);
PARCKey *key = parcSigner_CreatePublicKey(signer);
// Compute the real value
PARCCryptoHash *hash = parcKeyStore_GetVerifierKeyDigest(mock->keyStore);
PARCKeyId *keyid = parcKeyId_Create(parcCryptoHash_GetDigest(hash));
PARCBuffer *derEncodedKey = parcKeyStore_GetDEREncodedPublicKey(mock->keyStore);
PARCKey *expectedKey = parcKey_CreateFromDerEncodedPublicKey(keyid,
parcSigner_GetSigningAlgorithm(signer),
derEncodedKey);
parcBuffer_Release(&derEncodedKey);
parcKeyId_Release(&keyid);
parcCryptoHash_Release(&hash);
assertTrue(parcKey_Equals(key, expectedKey), "Expected public keys to be computed equally.");
parcKey_Release(&key);
parcKey_Release(&expectedKey);
parcSigner_Release(&signer);
_mockSigner_Release(&mock);
}
LONGBOW_TEST_CASE(Global, ccnxWireFormatMessage_HashProtectedRegion)
{
// >1234<
const char string[] = "Hello dev null\n";
PARCBuffer *buffer = parcBuffer_Wrap((void *) string, sizeof(string), 0, sizeof(string));
size_t start = 5;
size_t length = 4;
CCNxWireFormatMessage *message = ccnxWireFormatMessage_FromContentObjectPacketType(CCNxTlvDictionary_SchemaVersion_V1, buffer);
ccnxWireFormatMessage_SetProtectedRegionStart(message, start);
ccnxWireFormatMessage_SetProtectedRegionLength(message, length);
PARCCryptoHasher *hasher = parcCryptoHasher_Create(PARCCryptoHashType_SHA256);
PARCCryptoHash *hash = ccnxWireFormatMessage_HashProtectedRegion(message, hasher);
// the correctness of the has is tested in _ccnxWireFormatFacadeV1_ComputeHash
assertNotNull(hash, "Got null hash from a good packet");
ccnxWireFormatMessage_Release(&message);
parcCryptoHash_Release(&hash);
parcBuffer_Release(&buffer);
parcCryptoHasher_Release(&hasher);
}
CCNxInterestPayloadId *
ccnxInterestPayloadId_CreateAsSHA256Hash(const PARCBuffer *data)
{
CCNxInterestPayloadId *result = parcObject_CreateInstance(CCNxInterestPayloadId);
PARCCryptoHasher *hasher = parcCryptoHasher_Create(PARCCryptoHashType_SHA256);
parcCryptoHasher_Init(hasher);
parcCryptoHasher_UpdateBuffer(hasher, data);
PARCCryptoHash *hash = parcCryptoHasher_Finalize(hasher);
parcCryptoHasher_Release(&hasher);
PARCBuffer *hashData = parcCryptoHash_GetDigest(hash);
PARCBuffer *codedHash = parcBuffer_Allocate(parcBuffer_Capacity(hashData) + 1);
parcBuffer_PutUint8(codedHash, CCNxInterestPayloadId_TypeCode_RFC6920_SHA256);
parcBuffer_PutBuffer(codedHash, hashData);
parcBuffer_Flip(codedHash);
result->nameSegment =
ccnxNameSegment_CreateTypeValue(CCNxNameLabelType_PAYLOADID, codedHash);
parcBuffer_Release(&codedHash);
parcCryptoHash_Release(&hash);
return result;
}
LONGBOW_TEST_CASE(Global, parcCryptoHash_CreateFromArray)
{
int fd = open("test_digest_bytes_128.sha256", O_RDONLY);
assertFalse(fd < 0, "Could not open %s: %s", "test_digest_bytes_128.sha256", strerror(errno));
uint8_t scratch[bufferLength];
ssize_t read_length = read(fd, scratch, bufferLength);
PARCCryptoHash *hash = parcCryptoHash_CreateFromArray(PARC_HASH_SHA256, scratch, read_length);
assertNotNull(hash, "Expected to be non null");
parcCryptoHash_Release(&hash);
close(fd);
}
static void
_destroy(struct ccnx_signer_interface **interfaceContextPtr)
{
assertNotNull(interfaceContextPtr, "Got null double pointer");
assertNotNull(*interfaceContextPtr, "Got null pointer dereference");
PARCSigningInterface *interface = (PARCSigningInterface *) *interfaceContextPtr;
_PARCAesSignerFileStore *keystore = (_PARCAesSignerFileStore *) interface->interfaceContext;
parcBuffer_Release(&keystore->secretKey);
parcCryptoHash_Release(&(keystore->secretKeyHash));
parcCryptoHasher_Release(&(keystore->hasher));
parcMemory_Deallocate((void **) &keystore);
parcMemory_Deallocate((void **) &interface);
*interfaceContextPtr = NULL;
}
static bool
_parcSymmetricKeySigner_Finalize(PARCSymmetricKeySigner **instancePtr)
{
assertNotNull(instancePtr, "Parameter must be a non-null pointer to a PARCSymmetricKeySigner pointer.");
PARCSymmetricKeySigner *signer = (PARCSymmetricKeySigner *) *instancePtr;
if (signer->secretKeyHash != NULL) {
parcCryptoHash_Release(&signer->secretKeyHash);
}
if (signer->hasher != NULL) {
parcCryptoHasher_Release(&signer->hasher);
}
if (signer->keyStore != NULL) {
parcSymmetricKeyStore_Release(&signer->keyStore);
}
if (signer->generalKeyStore != NULL) {
parcKeyStore_Release(&signer->generalKeyStore);
}
return true;
}
LONGBOW_TEST_CASE(Global, ccnxWireFormatMessage_CreateContentObjectHash)
{
// >1234<
const char string[] = "Hello dev null\n";
PARCBuffer *buffer = parcBuffer_Wrap((void *) string, sizeof(string), 0, sizeof(string));
CCNxWireFormatMessage *message = ccnxWireFormatMessage_FromContentObjectPacketType(CCNxTlvDictionary_SchemaVersion_V1, buffer);
PARCCryptoHash *hash = ccnxWireFormatMessage_CreateContentObjectHash(message);
ccnxWireFormatMessage_Release(&message);
assertNull(hash, "Expect NULL for hash as it hasn't been encoded yet");
// We need to create a content object that is hashable
CCNxName *name = ccnxName_CreateFromCString("lci:/test/content");
CCNxContentObject *contentObject = ccnxContentObject_CreateWithNameAndPayload(name, buffer);
ccnxName_Release(&name);
// This next stuff is to force an encode/decode to setup hash extents
CCNxCodecNetworkBufferIoVec *iovec = ccnxCodecTlvPacket_DictionaryEncode(contentObject, NULL);
ccnxContentObject_Release(&contentObject);
PARCBuffer *encodedMessage = _iovecToParcBuffer(iovec);
ccnxCodecNetworkBufferIoVec_Release(&iovec);
// Decode
message = ccnxWireFormatMessage_Create(encodedMessage);
CCNxTlvDictionary *dictionary = ccnxWireFormatMessage_GetDictionary(message);
bool success = ccnxCodecTlvPacket_BufferDecode(encodedMessage, dictionary);
assertTrue(success, "Failed to decode buffer");
parcBuffer_Release(&encodedMessage);
hash = ccnxWireFormatMessage_CreateContentObjectHash(message);
// the correctness of the hash is tested in _ccnxWireFormatFacadeV1_ComputeHash
assertNotNull(hash, "Got null hash from a good packet");
ccnxWireFormatMessage_Release(&message);
parcCryptoHash_Release(&hash);
parcBuffer_Release(&buffer);
}
LONGBOW_TEST_CASE(Global, parcSigner_SignDigest)
{
_MockSigner *mock = _createSigner();
PARCSigner *signer = parcSigner_Create(mock, _MockSignerInterface);
_mockSigner_Release(&mock);
PARCBuffer *buffer = parcBuffer_Allocate(10);
PARCCryptoHash *hash = parcCryptoHash_Create(PARCCryptoHashType_SHA256, buffer);
PARCSignature *signature = parcSigner_SignDigest(signer, hash);
assertNotNull(signature, "Expected non-NULL PARCSignature");
PARCBuffer *bits = parcSignature_GetSignature(signature);
char *bitstring = parcBuffer_ToString(bits);
char *expectedString = FAKE_SIGNATURE;
assertTrue(strcmp(bitstring, expectedString) == 0, "Expected the forced signature as output %s, got %s", expectedString, bitstring);
parcMemory_Deallocate(&bitstring);
parcCryptoHash_Release(&hash);
parcBuffer_Release(&buffer);
parcSignature_Release(&signature);
parcSigner_Release(&signer);
}