LONGBOW_TEST_CASE(Object, parcRandomAccessFile_Write)
{
char *fname = "tmpfile";
PARCFile *file = parcFile_Create(fname);
parcFile_CreateNewFile(file);
uint8_t data[128];
for (int i = 0; i < 128; i++) {
data[i] = i;
}
PARCRandomAccessFile *instance = parcRandomAccessFile_Open(file);
PARCBuffer *buffer = parcBuffer_Allocate(128);
parcBuffer_PutArray(buffer, 128, data);
parcBuffer_Flip(buffer);
size_t numBytes = parcRandomAccessFile_Write(instance, buffer);
assertTrue(numBytes == 128, "Expected 128 bytes to be read, but got %zu", numBytes);
parcBuffer_Release(&buffer);
parcRandomAccessFile_Close(instance);
parcRandomAccessFile_Release(&instance);
uint8_t bytes[128];
FILE *fp = fopen(fname, "r");
numBytes = fread(bytes, 1, 128, fp);
assertTrue(numBytes == 128, "Expected 128 bytes to be read, but got %zu", numBytes);
fclose(fp);
assertTrue(memcmp(data, bytes, 128) == 0, "Expected buffers to be equal");
parcFile_Release(&file);
}
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, cpiAddress_CreateFromLink)
{
uint8_t mac[] = { 0x01, 0x02, 0x03, 0x04, 0xFF, 0x8F };
PARCBuffer *macbuffer = parcBuffer_Flip(parcBuffer_CreateFromArray(mac, sizeof(mac)));
CPIAddress *address = cpiAddress_CreateFromLink(mac, sizeof(mac));
// Do not release test, it is the same reference as address->blob
PARCBuffer *test = cpiAddress_GetLinkAddress(address);
assertNotNull(test, "Got null link address buffer");
assertTrue(parcBuffer_Equals(test, address->blob), "Returned buffer from cpiAddress_GetLinkAddress not equal to address");
assertTrue(cpiAddress_GetType(address) == cpiAddressType_LINK,
"Got wrong address type, expected %d, got %d", cpiAddressType_LINK, cpiAddress_GetType(address));
PARCJSON *json = cpiAddress_ToJson(address);
CPIAddress *fromjson = cpiAddress_CreateFromJson(json);
assertTrue(cpiAddress_GetType(address) == cpiAddress_GetType(fromjson),
"fromjson type does not equal known");
assertTrue(parcBuffer_Equals(address->blob, fromjson->blob),
"fromjson blob does not equal known address");
assertTrue(cpiAddress_Equals(address, fromjson),
"cpiAddress_Equals broken for LINK type");
CPIAddress *copy = cpiAddress_Copy(address);
assertTrue(cpiAddress_Equals(copy, address),
"Copy and address not equal for LINK");
parcJSON_Release(&json);
cpiAddress_Destroy(&address);
cpiAddress_Destroy(©);
cpiAddress_Destroy(&fromjson);
parcBuffer_Release(&macbuffer);
}
LONGBOW_TEST_CASE(Global, parc_Chunker_ReverseIterator_BufferSmall)
{
PARCBuffer *buffer = parcBuffer_Allocate(16);
// Special 0xFF to mark the start
for (int i = 0; i < 16; i++) {
parcBuffer_PutUint8(buffer, 0xFF);
}
parcBuffer_Flip(buffer);
PARCBufferChunker *chunker = parcBufferChunker_Create(buffer, 32); // each chunk is 32 bytes
assertNotNull(chunker, "Expected non-NULL Chunker");
PARCIterator *itr = parcBufferChunker_ReverseIterator(chunker);
size_t count = 0;
while (parcIterator_HasNext(itr)) {
PARCBuffer *payload = (PARCBuffer *) parcIterator_Next(itr);
uint8_t *contents = parcBuffer_Overlay(payload, 0);
for (size_t i = 0; i < 16; i++) {
assertTrue(contents[i] == 0xFF, "Expected %zu at index %zu, got %d", (size_t) 0xFF, i, contents[i]);
}
count++;
parcBuffer_Release(&payload);
}
assertTrue(count == 1, "Expected to iterate over 1 content objects from the chunker, but for %zu", count);
parcIterator_Release(&itr);
parcBufferChunker_Release(&chunker);
parcBuffer_Release(&buffer);
}
LONGBOW_TEST_CASE(Object, parcRandomAccessFile_Read)
{
char *fname = "tmpfile";
PARCFile *file = parcFile_Create(fname);
parcFile_CreateNewFile(file);
FILE *fp = fopen(fname, "w");
fseek(fp, 0, SEEK_SET);
uint8_t data[128];
for (int i = 0; i < 128; i++) {
data[i] = i;
}
fwrite(data, 1, 128, fp);
fclose(fp);
PARCRandomAccessFile *instance = parcRandomAccessFile_Open(file);
parcFile_Release(&file);
PARCBuffer *buffer = parcBuffer_Allocate(128);
size_t numBytes = parcRandomAccessFile_Read(instance, buffer);
assertTrue(numBytes == 128, "Expected 128 bytes to be read, but got %zu", numBytes);
parcBuffer_Flip(buffer);
uint8_t *bytes = parcBuffer_Overlay(buffer, parcBuffer_Remaining(buffer));
assertTrue(memcmp(data, bytes, 128) == 0, "Expected buffers to be equal");
parcBuffer_Release(&buffer);
parcRandomAccessFile_Close(instance);
parcRandomAccessFile_Release(&instance);
}
LONGBOW_TEST_CASE(Global, parc_Chunker_ReverseIterator_Buffer)
{
PARCBuffer *buffer = parcBuffer_Allocate(1024);
for (size_t i = 0; i < 32; i++) {
for (size_t j = 0; j < 32; j++) {
parcBuffer_PutUint8(buffer, i);
}
}
parcBuffer_Flip(buffer);
PARCBufferChunker *chunker = parcBufferChunker_Create(buffer, 32); // each chunk is 32 bytes
assertNotNull(chunker, "Expected non-NULL Chunker");
PARCIterator *itr = parcBufferChunker_ReverseIterator(chunker);
size_t count = 0;
while (parcIterator_HasNext(itr)) {
PARCBuffer *payload = (PARCBuffer *) parcIterator_Next(itr);
uint8_t *contents = parcBuffer_Overlay(payload, 0);
for (size_t i = 0; i < 32; i++) {
assertTrue(contents[i] == (31 - count), "Expected %zu at index %zu, got %d", (31 - count), i, contents[i]);
}
count++;
parcBuffer_Release(&payload);
}
assertTrue(count == 32, "Expected to iterate over 32 content objects from the chunker, but for %zu", count);
parcIterator_Release(&itr);
parcBufferChunker_Release(&chunker);
parcBuffer_Release(&buffer);
}
static PARCBuffer *
_encodeControlPlaneInformation(const CCNxControl *cpiControlMessage)
{
PARCJSON *json = ccnxControl_GetJson(cpiControlMessage);
char *str = parcJSON_ToCompactString(json);
// include +1 because we need the NULL byte
size_t len = strlen(str) + 1;
size_t packetLength = sizeof(_MetisTlvFixedHeaderV0) + sizeof(MetisTlvType) + len;
PARCBuffer *packet = parcBuffer_Allocate(packetLength);
_MetisTlvFixedHeaderV0 hdr;
memset(&hdr, 0, sizeof(hdr));
hdr.version = 0;
hdr.packetType = METIS_PACKET_TYPE_CONTROL;
hdr.payloadLength = htons(len + sizeof(MetisTlvType));
parcBuffer_PutArray(packet, sizeof(hdr), (uint8_t *) &hdr);
MetisTlvType tlv = { .type = htons(T_CPI), .length = htons(len) };
parcBuffer_PutArray(packet, sizeof(tlv), (uint8_t *) &tlv);
parcBuffer_PutArray(packet, len, (uint8_t *) str);
parcMemory_Deallocate((void **) &str);
return parcBuffer_Flip(packet);
}
/**
* If the user specified a device name, set the MAC address in ether->macAddress
*
* <#Paragraphs Of Explanation#>
*
* @param [in] ether An allocated MetisGenericEther
* @param [in] devstr A C-String of the device name
*
* Example:
* @code
* <#example#>
* @endcode
*/
static void
_darwinEthernet_SetInterfaceAddress(MetisGenericEther *ether, const char *devstr)
{
if (devstr) {
struct ifaddrs *ifaddr;
int failure = getifaddrs(&ifaddr);
assertFalse(failure, "Error getifaddrs: (%d) %s", errno, strerror(errno));
struct ifaddrs *next;
for (next = ifaddr; next != NULL; next = next->ifa_next) {
if (strcmp(next->ifa_name, devstr) == 0) {
if (next->ifa_addr->sa_family == AF_LINK) {
struct sockaddr_dl *addr_dl = (struct sockaddr_dl *) next->ifa_addr;
// addr_dl->sdl_data[12] contains the interface name followed by the MAC address, so
// need to offset in to the array past the interface name.
PARCBuffer *addr = parcBuffer_Allocate(addr_dl->sdl_alen);
parcBuffer_PutArray(addr, addr_dl->sdl_alen, (uint8_t *) &addr_dl->sdl_data[ addr_dl->sdl_nlen]);
parcBuffer_Flip(addr);
ether->macAddress = addr;
// break out of loop and freeifaddrs
break;
}
}
}
freeifaddrs(ifaddr);
}
}
PARCBuffer *
parcLogFormatText_FormatEntry(const PARCLogEntry *entry)
{
PARCBuffer *payload = parcLogEntry_GetPayload(entry);
char theTime[64];
parcTime_TimevalAsRFC3339(parcLogEntry_GetTimeStamp(entry), theTime);
PARCBufferComposer *composer = parcBufferComposer_Allocate(128);
parcBufferComposer_PutStrings(composer,
theTime, " ",
parcLogLevel_ToString(parcLogEntry_GetLevel(entry)), " ",
parcLogEntry_GetHostName(entry), " ",
parcLogEntry_GetApplicationName(entry), " ",
parcLogEntry_GetProcessName(entry), " ", NULL);
parcBufferComposer_Format(composer, "%" PRId64 " [ ", parcLogEntry_GetMessageId(entry));
parcBufferComposer_PutBuffer(composer, payload);
parcBufferComposer_PutStrings(composer, " ]\n", NULL);
PARCBuffer *result = parcBuffer_Flip(parcBuffer_Acquire(parcBufferComposer_GetBuffer(composer)));
parcBufferComposer_Release(&composer);
return result;
}
LONGBOW_TEST_CASE(Global, ccnxCodecSchemaV1ManifestDecoder_DecodeType)
{
uint8_t rawManifest[40] = { 0x00, 0x07, 0x00, 0x24,
0x00, 0x02, 0x00, 0x20,
0x46, 0x46, 0x46, 0x46,
0x46, 0x46, 0x46, 0x46,
0x46, 0x46, 0x46, 0x46,
0x46, 0x46, 0x46, 0x46,
0x46, 0x46, 0x46, 0x46,
0x46, 0x46, 0x46, 0x46,
0x46, 0x46, 0x46, 0x46,
0x46, 0x46, 0x46, 0x46 };
PARCBuffer *wireFormat = parcBuffer_Flip(parcBuffer_CreateFromArray(rawManifest, 40));
CCNxCodecTlvDecoder *decoder = ccnxCodecTlvDecoder_Create(wireFormat);
CCNxTlvDictionary *dict = ccnxCodecSchemaV1TlvDictionary_CreateManifest();
uint16_t type = ccnxCodecTlvDecoder_GetType(decoder);
uint16_t length = ccnxCodecTlvDecoder_GetLength(decoder);
bool result = _decodeType(decoder, dict, type, length);
assertTrue(result, "Expected the manifest type to be correctly decoded at the top level");
ccnxManifest_Release(&dict);
ccnxCodecTlvDecoder_Destroy(&decoder);
parcBuffer_Release(&wireFormat);
}
static PARCSignature *
_SignDigest(PARCPublicKeySigner *signer, const PARCCryptoHash *digestToSign)
{
parcSecurity_AssertIsInitialized();
assertNotNull(signer, "Parameter must be non-null CCNxFileKeystore");
assertNotNull(digestToSign, "Buffer to sign must not be null");
// TODO: what is the best way to expose this?
PARCKeyStore *keyStore = signer->keyStore;
PARCBuffer *privateKeyBuffer = parcKeyStore_GetDEREncodedPrivateKey(keyStore);
EVP_PKEY *privateKey = NULL;
size_t keySize = parcBuffer_Remaining(privateKeyBuffer);
uint8_t *bytes = parcBuffer_Overlay(privateKeyBuffer, keySize);
privateKey = d2i_PrivateKey(EVP_PKEY_RSA, &privateKey, (const unsigned char **) &bytes, keySize);
parcBuffer_Release(&privateKeyBuffer);
RSA *rsa = EVP_PKEY_get1_RSA(privateKey);
int opensslDigestType;
switch (parcCryptoHash_GetDigestType(digestToSign)) {
case PARCCryptoHashType_SHA256:
opensslDigestType = NID_sha256;
break;
case PARCCryptoHashType_SHA512:
opensslDigestType = NID_sha512;
break;
default:
trapUnexpectedState("Unknown digest type: %s",
parcCryptoHashType_ToString(parcCryptoHash_GetDigestType(digestToSign)));
}
uint8_t *sig = parcMemory_Allocate(RSA_size(rsa));
assertNotNull(sig, "parcMemory_Allocate(%u) returned NULL", RSA_size(rsa));
unsigned sigLength = 0;
PARCBuffer *bb_digest = parcCryptoHash_GetDigest(digestToSign);
int result = RSA_sign(opensslDigestType,
(unsigned char *) parcByteArray_Array(parcBuffer_Array(bb_digest)),
(int) parcBuffer_Remaining(bb_digest),
sig,
&sigLength,
rsa);
assertTrue(result == 1, "Got error from RSA_sign: %d", result);
RSA_free(rsa);
PARCBuffer *bbSign = parcBuffer_Allocate(sigLength);
parcBuffer_Flip(parcBuffer_PutArray(bbSign, sigLength, sig));
parcMemory_Deallocate((void **) &sig);
PARCSignature *signature =
parcSignature_Create(_GetSigningAlgorithm(signer),
parcCryptoHash_GetDigestType(digestToSign),
bbSign
);
parcBuffer_Release(&bbSign);
return signature;
}
int
reader_writer(CCNxPortalFactory *factory, const char *uri)
{
CCNxPortal *portal = ccnxPortalFactory_GetInstance(factory, ccnxPortalTypeDatagram, ccnxPortalProtocol_TLV, &ccnxPortalAttributes_Blocking);
CCNxName *prefix = ccnxName_CreateFromURI(uri);
CCNxName *bye = ccnxName_CreateFromURI("lci:/Hello/Goodbye%21");
CCNxName *contentname = ccnxName_CreateFromURI("lci:/Hello/World");
if (ccnxPortal_Listen(portal, prefix, 365 * 86400, CCNxStackTimeout_Never)) {
CCNxMetaMessage *msg;
while ((msg = ccnxPortal_Receive(portal, CCNxStackTimeout_Never)) != NULL) {
if (ccnxMetaMessage_IsInterest(msg)) {
CCNxInterest *interest = ccnxMetaMessage_GetInterest(msg);
CCNxName *interestName = ccnxInterest_GetName(interest);
if (ccnxName_Equals(interestName, contentname)) {
const PARCKeyId *publisherKeyId = ccnxPortal_GetKeyId(portal);
char buffer[128];
time_t theTime = time(0);
sprintf(buffer, "Hello World. The time is %s", ctime(&theTime));
PARCBuffer *payload = parcBuffer_CreateFromArray(buffer, 128);
parcBuffer_Flip(payload);
PARCBuffer *b = parcBuffer_Acquire(payload);
CCNxContentObject *uob = ccnxContentObject_CreateWithDataPayload(contentname, b);
// missing NULL check, case 1024
CCNxMetaMessage *message = ccnxMetaMessage_CreateFromContentObject(uob);
if (ccnxPortal_Send(portal, message, CCNxTransportStackTimeCCNxStackTimeout_Neverout_Never) == false) {
fprintf(stderr, "ccnx_write failed\n");
}
// ccnxMessage_Release(message);
} else if (ccnxName_Equals(interestName, bye)) {
break;
}
} else {
ccnxMetaMessage_Display(msg, 0);
}
ccnxMetaMessage_Release(&msg);
}
}
ccnxName_Release(&prefix);
ccnxName_Release(&bye);
ccnxName_Release(&contentname);
ccnxPortal_Release(&portal);
return 0;
}
static PARCCryptoHash *
_GetPublickKeyDigest(PARCPkcs12KeyStore *keystore)
{
parcSecurity_AssertIsInitialized();
assertNotNull(keystore, "Parameter must be non-null PARCPkcs12KeyStore");
if (keystore->public_key_digest == NULL) {
AUTHORITY_KEYID *akid = X509_get_ext_d2i(keystore->x509_cert, NID_authority_key_identifier, NULL, NULL);
if (akid != NULL) {
ASN1_OCTET_STRING *skid = X509_get_ext_d2i(keystore->x509_cert, NID_subject_key_identifier, NULL, NULL);
if (skid != NULL) {
keystore->public_key_digest =
parcBuffer_PutArray(parcBuffer_Allocate(skid->length), skid->length, skid->data);
parcBuffer_Flip(keystore->public_key_digest);
ASN1_OCTET_STRING_free(skid);
}
AUTHORITY_KEYID_free(akid);
}
}
// If we could not load the digest from the certificate, then calculate it from the public key.
if (keystore->public_key_digest == NULL) {
uint8_t digestBuffer[SHA256_DIGEST_LENGTH];
int result = ASN1_item_digest(ASN1_ITEM_rptr(X509_PUBKEY),
EVP_sha256(),
X509_get_X509_PUBKEY(keystore->x509_cert),
digestBuffer,
NULL);
if (result != 1) {
assertTrue(0, "Could not compute digest over certificate public key");
} else {
keystore->public_key_digest =
parcBuffer_PutArray(parcBuffer_Allocate(SHA256_DIGEST_LENGTH), SHA256_DIGEST_LENGTH, digestBuffer);
parcBuffer_Flip(keystore->public_key_digest);
}
}
// This stores a reference, so keystore->public_key_digest will remain valid
// even if the cryptoHasher is destroyed
return parcCryptoHash_Create(PARC_HASH_SHA256, keystore->public_key_digest);
}
/**
* Create a symmetric (secret) key of the given bit length (e.g. 256)
*
* Example:
* @code
* <#example#>
* @endcode
*/
PARCBuffer *
parcSymmetricSignerFileStore_CreateKey(unsigned bits)
{
assertTrue((bits & 0x07) == 0, "bits must be a multiple of 8");
unsigned keylength = bits / 8;
uint8_t buffer[keylength];
RAND_bytes(buffer, keylength);
return parcBuffer_Flip(parcBuffer_PutArray(parcBuffer_Allocate(keylength), keylength, buffer));
}
CCNxNameSegment *
ccnxNameSegment_CreateTypeValueArray(CCNxNameLabelType type, size_t length, const char array[length])
{
PARCBuffer *value = parcBuffer_PutArray(parcBuffer_Allocate(length), length, (const uint8_t *) array);
parcBuffer_Flip(value);
CCNxNameSegment *result = ccnxNameSegment_CreateTypeValue(type, value);
parcBuffer_Release(&value);
return result;
}
PARCBuffer *
parcBuffer_AllocateCString(const char *string)
{
size_t length = strlen(string);
PARCBuffer *buffer = parcBuffer_Allocate(length + 1);
parcBuffer_PutArray(buffer, length, (const uint8_t *) string);
parcBuffer_PutUint8(buffer, 0);
parcBuffer_SetPosition(buffer, buffer->position - 1);
parcBuffer_Flip(buffer);
return buffer;
}
static void *
_ccnxChunker_NextFromBuffer(PARCBufferChunker *chunker, _ChunkerState *state)
{
size_t chunkSize = state->nextChunkSize;
parcBuffer_SetPosition(chunker->data, state->position);
PARCBuffer *slice = parcBuffer_CreateFromArray(parcBuffer_Overlay(chunker->data, chunkSize), chunkSize);
slice = parcBuffer_Flip(slice);
_advanceState(chunker, state);
return slice;
}
LONGBOW_TEST_CASE(Object, parcRandomAccessFile_Seek)
{
char *fname = "tmpfile";
PARCFile *file = parcFile_Create(fname);
parcFile_CreateNewFile(file);
FILE *fp = fopen(fname, "w");
fseek(fp, 0, SEEK_SET);
uint8_t data[128];
for (int i = 0; i < 128; i++) {
data[i] = i;
}
fwrite(data, 1, 128, fp);
fclose(fp);
PARCRandomAccessFile *instance = parcRandomAccessFile_Open(file);
PARCBuffer *buffer = parcBuffer_Allocate(128);
parcRandomAccessFile_Seek(instance, 64, PARCRandomAccessFilePosition_Start);
size_t numBytes = parcRandomAccessFile_Read(instance, buffer);
assertTrue(numBytes == 64, "Expected 64 bytes to be read, but got %zu", numBytes);
parcRandomAccessFile_Seek(instance, 0, PARCRandomAccessFilePosition_End);
parcBuffer_Flip(buffer);
numBytes = parcRandomAccessFile_Read(instance, buffer);
assertTrue(numBytes == 0, "Expected 0 bytes to be read, but got %zu", numBytes);
parcRandomAccessFile_Seek(instance, 0, PARCRandomAccessFilePosition_Start);
parcBuffer_Flip(buffer);
numBytes = parcRandomAccessFile_Read(instance, buffer);
assertTrue(numBytes == 128, "Expected 128 bytes to be read, but got %zu", numBytes);
parcBuffer_Release(&buffer);
parcRandomAccessFile_Close(instance);
parcRandomAccessFile_Release(&instance);
parcFile_Release(&file);
}
static CCNxTlvDictionary *
createSignedContentObject(void)
{
CCNxName *name = ccnxName_CreateFromURI("lci:/some/name");
PARCBuffer *payload = parcBuffer_Flip(parcBuffer_PutArray(parcBuffer_Allocate(20), 11, (uint8_t *) "the payload"));
CCNxTlvDictionary *contentObject = ccnxContentObject_CreateWithDataPayload(name, payload);
parcBuffer_Release(&payload);
ccnxName_Release(&name);
PARCBuffer *keyid = parcBuffer_Flip(parcBuffer_PutArray(parcBuffer_Allocate(20), 5, (uint8_t *) "keyid"));
ccnxValidationRsaSha256_Set(contentObject, keyid, NULL);
parcBuffer_Release(&keyid);
PARCBuffer *sigbits = parcBuffer_WrapCString("the signature");
PARCSignature *signature = parcSignature_Create(PARCSigningAlgorithm_RSA, PARC_HASH_SHA256, parcBuffer_Flip(sigbits));
ccnxContentObject_SetSignature(contentObject, keyid, signature, NULL);
parcSignature_Release(&signature);
parcBuffer_Release(&sigbits);
return contentObject;
}
PARCURISegment *
parcURISegment_Create(size_t length, const unsigned char segment[length])
{
PARCURISegment *result = NULL;
PARCBuffer *buffer = parcBuffer_Allocate(length);
if (buffer != NULL) {
parcBuffer_PutArray(buffer, length, segment);
parcBuffer_Flip(buffer);
result = parcURISegment_CreateFromBuffer(buffer);
parcBuffer_Release(&buffer);
}
return result;
}
static void *
_parcChunker_NextFromBuffer(PARCFileChunker *chunker, _ChunkerState *state)
{
size_t chunkSize = state->nextChunkSize;
parcRandomAccessFile_Seek(chunker->fhandle, state->position, PARCRandomAccessFilePosition_Start);
PARCBuffer *slice = parcBuffer_Allocate(chunkSize);
parcRandomAccessFile_Read(chunker->fhandle, slice);
slice = parcBuffer_Flip(slice);
_advanceState(chunker, state);
return slice;
}
LONGBOW_TEST_CASE(Global, parc_Chunker_ForwardIterator_BufferPartial)
{
// Allocate something that's not divisible by the chunk size
PARCBuffer *buffer = parcBuffer_Allocate(1030);
for (size_t i = 0; i < 32; i++) {
for (size_t j = 0; j < 32; j++) {
parcBuffer_PutUint8(buffer, i);
}
}
// Special 0xFF to mark the end...
for (int i = 0; i < 6; i++) {
parcBuffer_PutUint8(buffer, 0xFF);
}
parcBuffer_Flip(buffer);
PARCBufferChunker *chunker = parcBufferChunker_Create(buffer, 32); // each chunk is 32 bytes
assertNotNull(chunker, "Expected non-NULL Chunker");
PARCIterator *itr = parcBufferChunker_ForwardIterator(chunker);
size_t count = 0;
while (parcIterator_HasNext(itr)) {
PARCBuffer *payload = (PARCBuffer *) parcIterator_Next(itr);
uint8_t *contents = parcBuffer_Overlay(payload, 0);
if (count < 32) {
for (size_t i = 0; i < 32; i++) {
assertTrue(contents[i] == count, "Expected %zu at index %zu, got %d", count, i, contents[i]);
}
} else {
for (size_t i = 0; i < 6; i++) {
assertTrue(contents[i] == 0xFF, "Expected %zu at index %zu, got %d", (size_t) 0xFF, i, contents[i]);
}
}
count++;
parcBuffer_Release(&payload);
}
assertTrue(count == 33, "Expected to iterate over 33 content objects from the chunker, but for %zu", count);
parcIterator_Release(&itr);
parcBufferChunker_Release(&chunker);
parcBuffer_Release(&buffer);
}
CCNxInterestPayloadId *
ccnxInterestPayloadId_Create(const PARCBuffer *data, uint8_t type)
{
CCNxInterestPayloadId *result = parcObject_CreateInstance(CCNxInterestPayloadId);
parcBuffer_AssertValid(data);
PARCBuffer *buffer = parcBuffer_Allocate(parcBuffer_Capacity(data) + 1);
assertTrue(type > CCNxInterestPayloadId_TypeCode_App, "App type must be greater than 0x80");
parcBuffer_PutUint8(buffer, type);
parcBuffer_PutBuffer(buffer, data);
parcBuffer_Flip(buffer);
result->nameSegment = ccnxNameSegment_CreateTypeValue(CCNxNameLabelType_PAYLOADID, buffer);
parcBuffer_Release(&buffer);
return result;
}
static PARCCryptoHash *
_GetCertificateDigest(PARCPkcs12KeyStore *keystore)
{
parcSecurity_AssertIsInitialized();
assertNotNull(keystore, "Parameter must be non-null PARCPkcs12KeyStore");
if (keystore->certificate_digest == NULL) {
uint8_t digestBuffer[SHA256_DIGEST_LENGTH];
int result = X509_digest(keystore->x509_cert, EVP_sha256(), digestBuffer, NULL);
if (result) {
keystore->certificate_digest =
parcBuffer_Flip(parcBuffer_PutArray(parcBuffer_Allocate(SHA256_DIGEST_LENGTH), SHA256_DIGEST_LENGTH, digestBuffer));
}
}
PARCCryptoHash *hash = parcCryptoHash_Create(PARC_HASH_SHA256, keystore->certificate_digest);
return hash;
}
LONGBOW_TEST_CASE(Global, parcNetwork_LinkAddress_Parse_dashes)
{
char *expected = "link://01-23-45-67-89-ab";
PARCBuffer *address = parcNetwork_ParseLinkAddress(expected);
parcBuffer_Flip(address);
PARCBuffer *e = parcBuffer_Wrap((uint8_t []) { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab }, 6, 0, 6);
parcBuffer_SetPosition(address, 0);
parcBuffer_SetLimit(address, 6);
parcBuffer_SetPosition(e, 0);
parcBuffer_SetLimit(e, 6);
assertTrue(parcBuffer_Equals(address, e),
"Expected result failed.");
parcBuffer_Release(&e);
parcBuffer_Release(&address);
}
/**
* Create a PARCBuffer payload containing a JSON string with information about this ContentStore's
* size.
*/
static PARCBuffer *
_createStatSizeResponsePayload(const AthenaLRUContentStore *impl, const CCNxName *name, uint64_t chunkNumber)
{
PARCJSON *json = parcJSON_Create();
parcJSON_AddString(json, "moduleName", AthenaContentStore_LRUImplementation.description);
parcJSON_AddInteger(json, "time", parcClock_GetTime(impl->wallClock));
parcJSON_AddInteger(json, "numEntries", impl->numEntries);
parcJSON_AddInteger(json, "sizeInBytes", impl->currentSizeInBytes);
char *jsonString = parcJSON_ToString(json);
parcJSON_Release(&json);
PARCBuffer *result = parcBuffer_CreateFromArray(jsonString, strlen(jsonString));
parcMemory_Deallocate(&jsonString);
return parcBuffer_Flip(result);
}
static PARCBuffer *
_GetDEREncodedPrivateKey(PARCPkcs12KeyStore *keystore)
{
parcSecurity_AssertIsInitialized();
assertNotNull(keystore, "Parameter must be non-null PARCPkcs12KeyStore");
if (keystore->private_key_der == NULL) {
uint8_t *der = NULL;
// this allocates memory for der
int derLength = i2d_PrivateKey(keystore->private_key, &der);
if (derLength > 0) {
keystore->private_key_der =
parcBuffer_Flip(parcBuffer_PutArray(parcBuffer_Allocate(derLength), derLength, der));
}
OPENSSL_free(der);
}
return parcBuffer_Copy(keystore->private_key_der);
}
static CCNxMetaMessage *
_create_stats_response(Athena *athena, CCNxName *ccnxName)
{
PARCJSON *json = parcJSON_Create();
struct timeval tv;
gettimeofday(&tv, NULL);
uint64_t nowInMillis = (tv.tv_sec * 1000) + (tv.tv_usec / 1000);
parcJSON_AddString(json, "moduleName", athenaAbout_Name());
parcJSON_AddInteger(json, "time", nowInMillis);
parcJSON_AddInteger(json, "numProcessedInterests",
athena->stats.numProcessedInterests);
parcJSON_AddInteger(json, "numProcessedContentObjects",
athena->stats.numProcessedContentObjects);
parcJSON_AddInteger(json, "numProcessedControlMessages",
athena->stats.numProcessedControlMessages);
parcJSON_AddInteger(json, "numProcessedInterestReturns",
athena->stats.numProcessedInterestReturns);
char *jsonString = parcJSON_ToString(json);
parcJSON_Release(&json);
PARCBuffer *payload = parcBuffer_CreateFromArray(jsonString, strlen(jsonString));
parcMemory_Deallocate(&jsonString);
CCNxContentObject *contentObject =
ccnxContentObject_CreateWithNameAndPayload(ccnxName, parcBuffer_Flip(payload));
ccnxContentObject_SetExpiryTime(contentObject, nowInMillis + 100); // this response is good for 100 millis
CCNxMetaMessage *result = ccnxMetaMessage_CreateFromContentObject(contentObject);
ccnxContentObject_Release(&contentObject);
parcBuffer_Release(&payload);
return result;
}
static void
_stressTestNext(PARCSecureRandom *rng)
{
PARCLinkedList *seen = parcLinkedList_Create();
size_t duplicates = 0;
for (size_t i = 0; i < NUM_TESTS; i++) {
uint32_t next = parcSecureRandom_Next(rng);
PARCBuffer *buffer = parcBuffer_Allocate(sizeof(next));
parcBuffer_Flip(parcBuffer_PutUint32(buffer, next));
if (parcLinkedList_Contains(seen, buffer)) {
duplicates++;
} else {
parcLinkedList_Append(seen, buffer);
}
parcBuffer_Release(&buffer);
}
assertFalse(duplicates > (NUM_TESTS * EPSILON), "The RNG failed to generate random values: saw %zu duplicates", duplicates);
parcLinkedList_Release(&seen);
}
static PARCBuffer *
_iovecToParcBuffer(const CCNxCodecNetworkBufferIoVec *iovec)
{
PARCBuffer *result = NULL;
size_t iovcnt = ccnxCodecNetworkBufferIoVec_GetCount((CCNxCodecNetworkBufferIoVec *) iovec);
const struct iovec *array = ccnxCodecNetworkBufferIoVec_GetArray((CCNxCodecNetworkBufferIoVec *) iovec);
size_t totalbytes = 0;
for (int i = 0; i < iovcnt; i++) {
totalbytes += array[i].iov_len;
}
result = parcBuffer_Allocate(totalbytes);
for (int i = 0; i < iovcnt; i++) {
parcBuffer_PutArray(result, array[i].iov_len, array[i].iov_base);
}
parcBuffer_Flip(result);
return result;
}
