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Jeff Thompson687ea652013-12-06 11:28:23 -08001/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
2/**
3 * Copyright (C) 2013 Regents of the University of California.
4 * @author: Jeff Thompson <jefft0@remap.ucla.edu>
5 * See COPYING for copyright and distribution information.
6 */
7
8#include <iostream>
9#include <time.h>
10#include <sys/time.h>
Jeff Thompson70e80802013-12-10 20:21:03 -080011#include <sstream>
Jeff Thompson18dba8b2013-12-09 12:17:40 -080012#include <stdexcept>
Jeff Thompson687ea652013-12-06 11:28:23 -080013#include <ndn-cpp/data.hpp>
Jeff Thompson70e80802013-12-10 20:21:03 -080014#include <ndn-cpp/sha256-with-rsa-signature.hpp>
15#include <ndn-cpp/key.hpp>
16#include <ndn-cpp/security/key-chain.hpp>
17#include <ndn-cpp/security/identity/memory-identity-storage.hpp>
18#include <ndn-cpp/security/identity/memory-private-key-storage.hpp>
19#include <ndn-cpp/security/policy/self-verify-policy-manager.hpp>
Jeff Thompson687ea652013-12-06 11:28:23 -080020// Hack: Hook directly into non-API functions.
21#include "../src/c/encoding/binary-xml-decoder.h"
22#include "../src/c/data.h"
23#include "../src/c/encoding/binary-xml-data.h"
Jeff Thompson30d3e6c2013-12-11 12:35:54 -080024#include "../src/c/util/crypto.h"
Jeff Thompson687ea652013-12-06 11:28:23 -080025
26using namespace std;
27using namespace ndn;
Jeff Thompson687ea652013-12-06 11:28:23 -080028
29static double
Jeff Thompson18dba8b2013-12-09 12:17:40 -080030getNowSeconds()
Jeff Thompson687ea652013-12-06 11:28:23 -080031{
32 struct timeval t;
33 gettimeofday(&t, 0);
Jeff Thompson18dba8b2013-12-09 12:17:40 -080034 return t.tv_sec + t.tv_usec / 1000000.0;
Jeff Thompson687ea652013-12-06 11:28:23 -080035}
36
Jeff Thompson30d3e6c2013-12-11 12:35:54 -080037static bool
38verifyRsaSignature
39 (uint8_t* signedPortion, size_t signedPortionLength, uint8_t* signatureBits, size_t signatureBitsLength,
40 uint8_t* publicKeyDer, size_t publicKeyDerLength)
41{
42 // Set signedPortionDigest to the digest of the signed portion of the wire encoding.
43 uint8_t signedPortionDigest[SHA256_DIGEST_LENGTH];
44 ndn_digestSha256(signedPortion, signedPortionLength, signedPortionDigest);
45
46 // Verify the signedPortionDigest.
47 // Use a temporary pointer since d2i updates it.
48 const uint8_t *derPointer = publicKeyDer;
49 RSA *rsaPublicKey = d2i_RSA_PUBKEY(NULL, &derPointer, publicKeyDerLength);
50 if (!rsaPublicKey) {
51 // Don't expect this to happen.
52 cout << "Error decoding public key in d2i_RSAPublicKey" << endl;
53 return 0;
54 }
55 int success = RSA_verify
56 (NID_sha256, signedPortionDigest, sizeof(signedPortionDigest), signatureBits, signatureBitsLength, rsaPublicKey);
57 // Free the public key before checking for success.
58 RSA_free(rsaPublicKey);
59
60 // RSA_verify returns 1 for a valid signature.
61 return (success == 1);
62}
63
Jeff Thompson70e80802013-12-10 20:21:03 -080064static uint8_t DEFAULT_PUBLIC_KEY_DER[] = {
650x30, 0x81, 0x9F, 0x30, 0x0D, 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x81,
660x8D, 0x00, 0x30, 0x81, 0x89, 0x02, 0x81, 0x81, 0x00, 0xE1, 0x7D, 0x30, 0xA7, 0xD8, 0x28, 0xAB, 0x1B, 0x84, 0x0B, 0x17,
670x54, 0x2D, 0xCA, 0xF6, 0x20, 0x7A, 0xFD, 0x22, 0x1E, 0x08, 0x6B, 0x2A, 0x60, 0xD1, 0x6C, 0xB7, 0xF5, 0x44, 0x48, 0xBA,
680x9F, 0x3F, 0x08, 0xBC, 0xD0, 0x99, 0xDB, 0x21, 0xDD, 0x16, 0x2A, 0x77, 0x9E, 0x61, 0xAA, 0x89, 0xEE, 0xE5, 0x54, 0xD3,
690xA4, 0x7D, 0xE2, 0x30, 0xBC, 0x7A, 0xC5, 0x90, 0xD5, 0x24, 0x06, 0x7C, 0x38, 0x98, 0xBB, 0xA6, 0xF5, 0xDC, 0x43, 0x60,
700xB8, 0x45, 0xED, 0xA4, 0x8C, 0xBD, 0x9C, 0xF1, 0x26, 0xA7, 0x23, 0x44, 0x5F, 0x0E, 0x19, 0x52, 0xD7, 0x32, 0x5A, 0x75,
710xFA, 0xF5, 0x56, 0x14, 0x4F, 0x9A, 0x98, 0xAF, 0x71, 0x86, 0xB0, 0x27, 0x86, 0x85, 0xB8, 0xE2, 0xC0, 0x8B, 0xEA, 0x87,
720x17, 0x1B, 0x4D, 0xEE, 0x58, 0x5C, 0x18, 0x28, 0x29, 0x5B, 0x53, 0x95, 0xEB, 0x4A, 0x17, 0x77, 0x9F, 0x02, 0x03, 0x01,
Jeff Thompson9e387fe2013-12-11 13:00:36 -0800730x00, 0x01
Jeff Thompson687ea652013-12-06 11:28:23 -080074};
75
Jeff Thompson70e80802013-12-10 20:21:03 -080076static uint8_t DEFAULT_PRIVATE_KEY_DER[] = {
770x30, 0x82, 0x02, 0x5d, 0x02, 0x01, 0x00, 0x02, 0x81, 0x81, 0x00, 0xe1, 0x7d, 0x30, 0xa7, 0xd8, 0x28, 0xab, 0x1b, 0x84,
780x0b, 0x17, 0x54, 0x2d, 0xca, 0xf6, 0x20, 0x7a, 0xfd, 0x22, 0x1e, 0x08, 0x6b, 0x2a, 0x60, 0xd1, 0x6c, 0xb7, 0xf5, 0x44,
790x48, 0xba, 0x9f, 0x3f, 0x08, 0xbc, 0xd0, 0x99, 0xdb, 0x21, 0xdd, 0x16, 0x2a, 0x77, 0x9e, 0x61, 0xaa, 0x89, 0xee, 0xe5,
800x54, 0xd3, 0xa4, 0x7d, 0xe2, 0x30, 0xbc, 0x7a, 0xc5, 0x90, 0xd5, 0x24, 0x06, 0x7c, 0x38, 0x98, 0xbb, 0xa6, 0xf5, 0xdc,
810x43, 0x60, 0xb8, 0x45, 0xed, 0xa4, 0x8c, 0xbd, 0x9c, 0xf1, 0x26, 0xa7, 0x23, 0x44, 0x5f, 0x0e, 0x19, 0x52, 0xd7, 0x32,
820x5a, 0x75, 0xfa, 0xf5, 0x56, 0x14, 0x4f, 0x9a, 0x98, 0xaf, 0x71, 0x86, 0xb0, 0x27, 0x86, 0x85, 0xb8, 0xe2, 0xc0, 0x8b,
830xea, 0x87, 0x17, 0x1b, 0x4d, 0xee, 0x58, 0x5c, 0x18, 0x28, 0x29, 0x5b, 0x53, 0x95, 0xeb, 0x4a, 0x17, 0x77, 0x9f, 0x02,
840x03, 0x01, 0x00, 0x01, 0x02, 0x81, 0x80, 0x1a, 0x4b, 0xfa, 0x4f, 0xa8, 0xc2, 0xdd, 0x69, 0xa1, 0x15, 0x96, 0x0b, 0xe8,
850x27, 0x42, 0x5a, 0xf9, 0x5c, 0xea, 0x0c, 0xac, 0x98, 0xaa, 0xe1, 0x8d, 0xaa, 0xeb, 0x2d, 0x3c, 0x60, 0x6a, 0xfb, 0x45,
860x63, 0xa4, 0x79, 0x83, 0x67, 0xed, 0xe4, 0x15, 0xc0, 0xb0, 0x20, 0x95, 0x6d, 0x49, 0x16, 0xc6, 0x42, 0x05, 0x48, 0xaa,
870xb1, 0xa5, 0x53, 0x65, 0xd2, 0x02, 0x99, 0x08, 0xd1, 0x84, 0xcc, 0xf0, 0xcd, 0xea, 0x61, 0xc9, 0x39, 0x02, 0x3f, 0x87,
880x4a, 0xe5, 0xc4, 0xd2, 0x07, 0x02, 0xe1, 0x9f, 0xa0, 0x06, 0xc2, 0xcc, 0x02, 0xe7, 0xaa, 0x6c, 0x99, 0x8a, 0xf8, 0x49,
890x00, 0xf1, 0xa2, 0x8c, 0x0c, 0x8a, 0xb9, 0x4f, 0x6d, 0x73, 0x3b, 0x2c, 0xb7, 0x9f, 0x8a, 0xa6, 0x7f, 0x9b, 0x9f, 0xb7,
900xa1, 0xcc, 0x74, 0x2e, 0x8f, 0xb8, 0xb0, 0x26, 0x89, 0xd2, 0xe5, 0x66, 0xe8, 0x8e, 0xa1, 0x02, 0x41, 0x00, 0xfc, 0xe7,
910x52, 0xbc, 0x4e, 0x95, 0xb6, 0x1a, 0xb4, 0x62, 0xcc, 0xd8, 0x06, 0xe1, 0xdc, 0x7a, 0xa2, 0xb6, 0x71, 0x01, 0xaa, 0x27,
920xfc, 0x99, 0xe5, 0xf2, 0x54, 0xbb, 0xb2, 0x85, 0xe1, 0x96, 0x54, 0x2d, 0xcb, 0xba, 0x86, 0xfa, 0x80, 0xdf, 0xcf, 0x39,
930xe6, 0x74, 0xcb, 0x22, 0xce, 0x70, 0xaa, 0x10, 0x00, 0x73, 0x1d, 0x45, 0x0a, 0x39, 0x51, 0x84, 0xf5, 0x15, 0x8f, 0x37,
940x76, 0x91, 0x02, 0x41, 0x00, 0xe4, 0x3f, 0xf0, 0xf4, 0xde, 0x79, 0x77, 0x48, 0x9b, 0x9c, 0x28, 0x45, 0x26, 0x57, 0x3c,
950x71, 0x40, 0x28, 0x6a, 0xa1, 0xfe, 0xc3, 0xe5, 0x37, 0xa1, 0x03, 0xf6, 0x2d, 0xbe, 0x80, 0x64, 0x72, 0x69, 0x2e, 0x9b,
960x4d, 0xe3, 0x2e, 0x1b, 0xfe, 0xe7, 0xf9, 0x77, 0x8c, 0x18, 0x53, 0x9f, 0xe2, 0xfe, 0x00, 0xbb, 0x49, 0x20, 0x47, 0xdf,
970x01, 0x61, 0x87, 0xd6, 0xe3, 0x44, 0xb5, 0x03, 0x2f, 0x02, 0x40, 0x54, 0xec, 0x7c, 0xbc, 0xdd, 0x0a, 0xaa, 0xde, 0xe6,
980xc9, 0xf2, 0x8d, 0x6c, 0x2a, 0x35, 0xf6, 0x3c, 0x63, 0x55, 0x29, 0x40, 0xf1, 0x32, 0x82, 0x9f, 0x53, 0xb3, 0x9e, 0x5f,
990xc1, 0x53, 0x52, 0x3e, 0xac, 0x2e, 0x28, 0x51, 0xa1, 0x16, 0xdb, 0x90, 0xe3, 0x99, 0x7e, 0x88, 0xa4, 0x04, 0x7c, 0x92,
1000xae, 0xd2, 0xe7, 0xd4, 0xe1, 0x55, 0x20, 0x90, 0x3e, 0x3c, 0x6a, 0x63, 0xf0, 0x34, 0xf1, 0x02, 0x41, 0x00, 0x84, 0x5a,
1010x17, 0x6c, 0xc6, 0x3c, 0x84, 0xd0, 0x93, 0x7a, 0xff, 0x56, 0xe9, 0x9e, 0x98, 0x2b, 0xcb, 0x5a, 0x24, 0x4a, 0xff, 0x21,
1020xb4, 0x9e, 0x87, 0x3d, 0x76, 0xd8, 0x9b, 0xa8, 0x73, 0x96, 0x6c, 0x2b, 0x5c, 0x5e, 0xd3, 0xa6, 0xff, 0x10, 0xd6, 0x8e,
1030xaf, 0xa5, 0x8a, 0xcd, 0xa2, 0xde, 0xcb, 0x0e, 0xbd, 0x8a, 0xef, 0xae, 0xfd, 0x3f, 0x1d, 0xc0, 0xd8, 0xf8, 0x3b, 0xf5,
1040x02, 0x7d, 0x02, 0x41, 0x00, 0x8b, 0x26, 0xd3, 0x2c, 0x7d, 0x28, 0x38, 0x92, 0xf1, 0xbf, 0x15, 0x16, 0x39, 0x50, 0xc8,
1050x6d, 0x32, 0xec, 0x28, 0xf2, 0x8b, 0xd8, 0x70, 0xc5, 0xed, 0xe1, 0x7b, 0xff, 0x2d, 0x66, 0x8c, 0x86, 0x77, 0x43, 0xeb,
1060xb6, 0xf6, 0x50, 0x66, 0xb0, 0x40, 0x24, 0x6a, 0xaf, 0x98, 0x21, 0x45, 0x30, 0x01, 0x59, 0xd0, 0xc3, 0xfc, 0x7b, 0xae,
1070x30, 0x18, 0xeb, 0x90, 0xfb, 0x17, 0xd3, 0xce, 0xb5
108};
Jeff Thompsonecaf3262013-12-09 17:13:49 -0800109
Jeff Thompson70e80802013-12-10 20:21:03 -0800110/**
111 * Loop to encode a data packet nIterations times using C++.
112 * @param nIterations The number of iterations.
113 * @param useComplex If true, use a large name, large content and all fields. If false, use a small name, small content
114 * and only required fields.
115 * @param useCrypto If true, sign the data packet. If false, use a blank signature.
116 * @param encoding Set this to the wire encoding.
117 * @return The number of seconds for all iterations.
118 */
119static double
120benchmarkEncodeDataSecondsCpp(int nIterations, bool useComplex, bool useCrypto, Blob& encoding)
Jeff Thompsonecaf3262013-12-09 17:13:49 -0800121{
Jeff Thompson70e80802013-12-10 20:21:03 -0800122 Name name;
123 Blob content;
124 if (useComplex) {
125 // Use a large name and content.
126 name = Name("/ndn/ucla.edu/apps/lwndn-test/numbers.txt/%FD%05%05%E8%0C%CE%1D/%00");
127
128 ostringstream contentStream;
129 int count = 1;
130 contentStream << (count++);
131 while (contentStream.str().length() < 1170)
132 contentStream << " " << (count++);
133 content = Blob((uint8_t*)contentStream.str().c_str(), contentStream.str().length());
134 }
135 else {
136 // Use a small name and content.
137 name = Name("/test");
138 content = Blob((uint8_t*)"abc", 3);
139 }
140 Blob finalBlockId((uint8_t*)"\x00", 1);
141
142 // Initialize the KeyChain storage in case useCrypto is true.
Jeff Thompson06d17802013-12-11 16:34:27 -0800143 ptr_lib::shared_ptr<MemoryIdentityStorage> identityStorage(new MemoryIdentityStorage());
144 ptr_lib::shared_ptr<MemoryPrivateKeyStorage> privateKeyStorage(new MemoryPrivateKeyStorage());
Jeff Thompson70e80802013-12-10 20:21:03 -0800145 KeyChain keyChain
Jeff Thompson06d17802013-12-11 16:34:27 -0800146 (ptr_lib::make_shared<IdentityManager>(identityStorage, privateKeyStorage),
147 ptr_lib::make_shared<SelfVerifyPolicyManager>(identityStorage.get()));
Jeff Thompson70e80802013-12-10 20:21:03 -0800148 Name keyName("/testname/DSK-123");
149 Name certificateName = keyName.getSubName(0, keyName.size() - 1).append("KEY").append
150 (keyName.get(keyName.size() - 1)).append("ID-CERT").append("0");
151 privateKeyStorage->setKeyPairForKeyName
152 (keyName, DEFAULT_PUBLIC_KEY_DER, sizeof(DEFAULT_PUBLIC_KEY_DER), DEFAULT_PRIVATE_KEY_DER, sizeof(DEFAULT_PRIVATE_KEY_DER));
153
154 // Set up publisherPublicKeyDigest and signatureBits in case useCrypto is false.
155 uint8_t publisherPublicKeyDigestArray[32];
156 memset(publisherPublicKeyDigestArray, 0, sizeof(publisherPublicKeyDigestArray));
157 Blob publisherPublicKeyDigest(publisherPublicKeyDigestArray, sizeof(publisherPublicKeyDigestArray));
158 uint8_t signatureBitsArray[128];
159 memset(signatureBitsArray, 0, sizeof(signatureBitsArray));
160 Blob signatureBits(signatureBitsArray, sizeof(signatureBitsArray));
161
162 double start = getNowSeconds();
163 for (int i = 0; i < nIterations; ++i) {
164 Data data(name);
165 data.setContent(content);
166 if (useComplex) {
167 data.getMetaInfo().setTimestampMilliseconds(1.3e+12);
168 data.getMetaInfo().setFreshnessSeconds(1000);
169 data.getMetaInfo().setFinalBlockID(finalBlockId);
170 }
171
172 if (useCrypto)
173 // This sets the signature fields.
174 keyChain.sign(data, certificateName);
175 else {
176 // Imitate IdentityManager::signByCertificate to set up the signature fields, but don't sign.
177 KeyLocator keyLocator;
178 keyLocator.setType(ndn_KeyLocatorType_KEYNAME);
179 keyLocator.setKeyName(certificateName);
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800180 keyLocator.setKeyNameType((ndn_KeyNameType)-1);
Jeff Thompson70e80802013-12-10 20:21:03 -0800181 Sha256WithRsaSignature* sha256Signature = (Sha256WithRsaSignature*)data.getSignature();
182 sha256Signature->setKeyLocator(keyLocator);
183 sha256Signature->getPublisherPublicKeyDigest().setPublisherPublicKeyDigest(publisherPublicKeyDigest);
184 sha256Signature->setSignature(signatureBits);
185 }
186
187 encoding = data.wireEncode();
188 }
189 double finish = getNowSeconds();
190
191 return finish - start;
192}
193
194static void
Jeff Thompson06d17802013-12-11 16:34:27 -0800195onVerified(const ptr_lib::shared_ptr<Data>& data)
Jeff Thompson70e80802013-12-10 20:21:03 -0800196{
197 // Do nothing since we expect it to verify.
198}
199
200static void
Jeff Thompson06d17802013-12-11 16:34:27 -0800201onVerifyFailed(const ptr_lib::shared_ptr<Data>& data)
Jeff Thompson70e80802013-12-10 20:21:03 -0800202{
203 cout << "Signature verification: FAILED" << endl;
204}
205
206/**
207 * Loop to decode a data packet nIterations times using C++.
208 * @param nIterations The number of iterations.
209 * @param useCrypto If true, verify the signature. If false, don't verify.
210 * @param encoding The wire encoding to decode.
211 * @return The number of seconds for all iterations.
212 */
213static double
214benchmarkDecodeDataSecondsCpp(int nIterations, bool useCrypto, const Blob& encoding)
215{
216 // Initialize the KeyChain storage in case useCrypto is true.
Jeff Thompson06d17802013-12-11 16:34:27 -0800217 ptr_lib::shared_ptr<MemoryIdentityStorage> identityStorage(new MemoryIdentityStorage());
218 ptr_lib::shared_ptr<MemoryPrivateKeyStorage> privateKeyStorage(new MemoryPrivateKeyStorage());
Jeff Thompson70e80802013-12-10 20:21:03 -0800219 KeyChain keyChain
Jeff Thompson06d17802013-12-11 16:34:27 -0800220 (ptr_lib::make_shared<IdentityManager>(identityStorage, privateKeyStorage),
221 ptr_lib::make_shared<SelfVerifyPolicyManager>(identityStorage.get()));
Jeff Thompson70e80802013-12-10 20:21:03 -0800222 Name keyName("/testname/DSK-123");
223 identityStorage->addKey(keyName, KEY_TYPE_RSA, Blob(DEFAULT_PUBLIC_KEY_DER, sizeof(DEFAULT_PUBLIC_KEY_DER)));
224
Jeff Thompson687ea652013-12-06 11:28:23 -0800225 size_t nameSize = 0;
Jeff Thompson18dba8b2013-12-09 12:17:40 -0800226 double start = getNowSeconds();
Jeff Thompson687ea652013-12-06 11:28:23 -0800227 for (int i = 0; i < nIterations; ++i) {
Jeff Thompson06d17802013-12-11 16:34:27 -0800228 ptr_lib::shared_ptr<Data> data(new Data());
Jeff Thompson70e80802013-12-10 20:21:03 -0800229 data->wireDecode(*encoding);
230
231 if (useCrypto)
232 keyChain.verifyData(data, onVerified, onVerifyFailed);
Jeff Thompson687ea652013-12-06 11:28:23 -0800233 }
Jeff Thompson18dba8b2013-12-09 12:17:40 -0800234 double finish = getNowSeconds();
235
Jeff Thompson70e80802013-12-10 20:21:03 -0800236 return finish - start;
237}
238
239/**
240 * Loop to encode a data packet nIterations times using C.
241 * @param nIterations The number of iterations.
242 * @param useComplex If true, use a large name, large content and all fields. If false, use a small name, small content
243 * and only required fields.
244 * @param useCrypto If true, sign the data packet. If false, use a blank signature.
245 * @param encoding Output buffer for the wire encoding.
246 * @param maxEncodingLength The size of the encoding buffer.
247 * @param encodingLength Return the number of output bytes in encoding.
248 * @return The number of seconds for all iterations.
249 */
250static double
251benchmarkEncodeDataSecondsC
252 (int nIterations, bool useComplex, bool useCrypto, uint8_t* encoding, size_t maxEncodingLength, size_t *encodingLength)
253{
254 struct ndn_Blob finalBlockId;
255 ndn_Blob_initialize(&finalBlockId, (uint8_t*)"\x00", 1);
256
257 struct ndn_NameComponent nameComponents[20];
258 struct ndn_Name name;
259 ndn_Name_initialize(&name, nameComponents, sizeof(nameComponents) / sizeof(nameComponents[0]));
260 Blob contentBlob;
261 struct ndn_Blob content;
262 if (useComplex) {
263 // Use a large name and content.
264 ndn_Name_appendString(&name, (char*)"ndn");
265 ndn_Name_appendString(&name, (char*)"ucla.edu");
266 ndn_Name_appendString(&name, (char*)"apps");
267 ndn_Name_appendString(&name, (char*)"lwndn-test");
268 ndn_Name_appendString(&name, (char*)"numbers.txt");
269 ndn_Name_appendString(&name, (char*)"\xFD\x05\x05\xE8\x0C\xCE\x1D");
270 ndn_Name_appendBlob(&name, &finalBlockId);
271
272 ostringstream contentStream;
273 int count = 1;
274 contentStream << (count++);
275 while (contentStream.str().length() < 1170)
276 contentStream << " " << (count++);
277 contentBlob = Blob((uint8_t*)contentStream.str().c_str(), contentStream.str().length());
278 }
279 else {
280 // Use a small name and content.
281 ndn_Name_appendString(&name, (char*)"test");
282 contentBlob = Blob((uint8_t*)"abc", 3);
283 }
284 ndn_Blob_initialize(&content, (uint8_t*)contentBlob.buf(), contentBlob.size());
285
286 struct ndn_NameComponent certificateNameComponents[20];
287 struct ndn_Name certificateName;
288 ndn_Name_initialize(&certificateName, certificateNameComponents, sizeof(certificateNameComponents) / sizeof(certificateNameComponents[0]));
289 ndn_Name_appendString(&certificateName, (char*)"testname");
290 ndn_Name_appendString(&certificateName, (char*)"KEY");
291 ndn_Name_appendString(&certificateName, (char*)"DSK-123");
292 ndn_Name_appendString(&certificateName, (char*)"ID-CERT");
293 ndn_Name_appendString(&certificateName, (char*)"0");
294
295 // Set up publisherPublicKeyDigest and signatureBits in case useCrypto is false.
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800296 uint8_t* publicKeyDer = DEFAULT_PUBLIC_KEY_DER;
297 size_t publicKeyDerLength = sizeof(DEFAULT_PUBLIC_KEY_DER);
298 uint8_t publisherPublicKeyDigestArray[SHA256_DIGEST_LENGTH];
299 ndn_digestSha256(publicKeyDer, publicKeyDerLength, publisherPublicKeyDigestArray);
Jeff Thompson70e80802013-12-10 20:21:03 -0800300 struct ndn_Blob publisherPublicKeyDigest;
301 ndn_Blob_initialize(&publisherPublicKeyDigest, publisherPublicKeyDigestArray, sizeof(publisherPublicKeyDigestArray));
302 uint8_t signatureBitsArray[128];
303 memset(signatureBitsArray, 0, sizeof(signatureBitsArray));
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800304
305 // Set up the private key now in case useCrypto is true.
306 // Use a temporary pointer since d2i updates it.
307 const uint8_t *privateKeyDerPointer = DEFAULT_PRIVATE_KEY_DER;
308 RSA *privateKey = d2i_RSAPrivateKey(NULL, &privateKeyDerPointer, sizeof(DEFAULT_PRIVATE_KEY_DER));
309 if (!privateKey) {
310 // Don't expect this to happen.
311 cout << "Error decoding private key DER" << endl;
312 return 0;
313 }
Jeff Thompson70e80802013-12-10 20:21:03 -0800314
315 double start = getNowSeconds();
316 for (int i = 0; i < nIterations; ++i) {
317 struct ndn_Data data;
318 ndn_Data_initialize(&data, name.components, name.maxComponents, certificateName.components, certificateName.maxComponents);
319
320 data.name = name;
321 data.content = content;
322 if (useComplex) {
323 data.metaInfo.timestampMilliseconds = 1.3e+12;
324 data.metaInfo.freshnessSeconds = 1000;
325 ndn_NameComponent_initialize(&data.metaInfo.finalBlockID, finalBlockId.value, finalBlockId.length);
326 }
327
Jeff Thompson70e80802013-12-10 20:21:03 -0800328 struct ndn_DynamicUInt8Array output;
Jeff Thompson70e80802013-12-10 20:21:03 -0800329 struct ndn_BinaryXmlEncoder encoder;
Jeff Thompson70e80802013-12-10 20:21:03 -0800330 size_t signedPortionBeginOffset, signedPortionEndOffset;
331 ndn_Error error;
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800332
333 data.signature.keyLocator.type = ndn_KeyLocatorType_KEYNAME;
334 data.signature.keyLocator.keyName = certificateName;
335 data.signature.keyLocator.keyNameType = (ndn_KeyNameType)-1;
336 data.signature.publisherPublicKeyDigest.publisherPublicKeyDigest = publisherPublicKeyDigest;
337 if (useCrypto) {
338 // Encode once to get the signed portion.
339 ndn_DynamicUInt8Array_initialize(&output, encoding, maxEncodingLength, 0);
340 ndn_BinaryXmlEncoder_initialize(&encoder, &output);
341 if ((error = ndn_encodeBinaryXmlData(&data, &signedPortionBeginOffset, &signedPortionEndOffset, &encoder))) {
342 cout << "Error in ndn_encodeBinaryXmlData: " << ndn_getErrorString(error) << endl;
343 return 0;
344 }
345
346 // Imitate MemoryPrivateKeyStorage::sign.
347 uint8_t digest[SHA256_DIGEST_LENGTH];
348 ndn_digestSha256(encoding + signedPortionBeginOffset, signedPortionEndOffset - signedPortionBeginOffset, digest);
349 unsigned int signatureBitsLength;
350 if (!RSA_sign(NID_sha256, digest, sizeof(digest), signatureBitsArray, &signatureBitsLength, privateKey)) {
351 // Don't expect this to happen.
352 cout << "Error in RSA_sign" << endl;
353 return 0;
354 }
355
356 ndn_Blob_initialize(&data.signature.signature, signatureBitsArray, signatureBitsLength);
357 }
358 else
359 // Set up the signature, but don't sign.
360 ndn_Blob_initialize(&data.signature.signature, signatureBitsArray, sizeof(signatureBitsArray));
361
362 // Assume the encoding buffer is big enough so we don't need to dynamically reallocate.
363 ndn_DynamicUInt8Array_initialize(&output, encoding, maxEncodingLength, 0);
364 ndn_BinaryXmlEncoder_initialize(&encoder, &output);
Jeff Thompson70e80802013-12-10 20:21:03 -0800365 if ((error = ndn_encodeBinaryXmlData(&data, &signedPortionBeginOffset, &signedPortionEndOffset, &encoder))) {
366 cout << "Error in ndn_encodeBinaryXmlData: " << ndn_getErrorString(error) << endl;
367 return 0;
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800368 }
Jeff Thompson70e80802013-12-10 20:21:03 -0800369 *encodingLength = encoder.offset;
370 }
371 double finish = getNowSeconds();
Jeff Thompson687ea652013-12-06 11:28:23 -0800372
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800373 if (privateKey)
374 RSA_free(privateKey);
375
Jeff Thompsonecaf3262013-12-09 17:13:49 -0800376 return finish - start;
Jeff Thompson687ea652013-12-06 11:28:23 -0800377}
378
Jeff Thompson70e80802013-12-10 20:21:03 -0800379/**
380 * Loop to decode a data packet nIterations times using C.
381 * @param nIterations The number of iterations.
382 * @param useCrypto If true, verify the signature. If false, don't verify.
383 * @param encoding The buffer with wire encoding to decode.
384 * @param encodingLength The number of bytes in the encoding.
385 * @return The number of seconds for all iterations.
386 */
Jeff Thompsonecaf3262013-12-09 17:13:49 -0800387static double
Jeff Thompson70e80802013-12-10 20:21:03 -0800388benchmarkDecodeDataSecondsC(int nIterations, bool useCrypto, uint8_t* encoding, size_t encodingLength)
Jeff Thompson687ea652013-12-06 11:28:23 -0800389{
Jeff Thompson18dba8b2013-12-09 12:17:40 -0800390 double start = getNowSeconds();
Jeff Thompson687ea652013-12-06 11:28:23 -0800391 for (int i = 0; i < nIterations; ++i) {
392 struct ndn_NameComponent nameComponents[100];
393 struct ndn_NameComponent keyNameComponents[100];
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800394 struct ndn_Data data;
Jeff Thompson687ea652013-12-06 11:28:23 -0800395 ndn_Data_initialize
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800396 (&data, nameComponents, sizeof(nameComponents) / sizeof(nameComponents[0]),
Jeff Thompson687ea652013-12-06 11:28:23 -0800397 keyNameComponents, sizeof(keyNameComponents) / sizeof(keyNameComponents[0]));
398
399 ndn_BinaryXmlDecoder decoder;
Jeff Thompsonecaf3262013-12-09 17:13:49 -0800400 ndn_BinaryXmlDecoder_initialize(&decoder, encoding, encodingLength);
Jeff Thompson687ea652013-12-06 11:28:23 -0800401 size_t signedPortionBeginOffset, signedPortionEndOffset;
402 ndn_Error error;
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800403 if ((error = ndn_decodeBinaryXmlData(&data, &signedPortionBeginOffset, &signedPortionEndOffset, &decoder))) {
Jeff Thompson687ea652013-12-06 11:28:23 -0800404 cout << "Error in ndn_decodeBinaryXmlData: " << ndn_getErrorString(error) << endl;
Jeff Thompsonecaf3262013-12-09 17:13:49 -0800405 return 0;
Jeff Thompson687ea652013-12-06 11:28:23 -0800406 }
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800407
408 if (useCrypto) {
409 if (!verifyRsaSignature
410 (encoding + signedPortionBeginOffset, signedPortionEndOffset - signedPortionBeginOffset,
411 data.signature.signature.value, data.signature.signature.length,
412 DEFAULT_PUBLIC_KEY_DER, sizeof(DEFAULT_PUBLIC_KEY_DER)))
413 cout << "Signature verification: FAILED" << endl;
414 }
Jeff Thompson687ea652013-12-06 11:28:23 -0800415 }
Jeff Thompson18dba8b2013-12-09 12:17:40 -0800416 double finish = getNowSeconds();
417
Jeff Thompsonecaf3262013-12-09 17:13:49 -0800418 return finish - start;
Jeff Thompson687ea652013-12-06 11:28:23 -0800419}
420
Jeff Thompson70e80802013-12-10 20:21:03 -0800421/**
Jeff Thompson4c66e712013-12-11 13:37:41 -0800422 * Call benchmarkEncodeDataSecondsCpp and benchmarkDecodeDataSecondsCpp with appropriate nInterations. Print the
Jeff Thompson70e80802013-12-10 20:21:03 -0800423 * results to cout.
Jeff Thompson4c66e712013-12-11 13:37:41 -0800424 * @param useComplex See benchmarkEncodeDataSecondsCpp and benchmarkDecodeDataSecondsCpp.
425 * @param useCrypto See benchmarkEncodeDataSecondsCpp and benchmarkDecodeDataSecondsCpp.
Jeff Thompson70e80802013-12-10 20:21:03 -0800426 */
427static void
428benchmarkEncodeDecodeDataCpp(bool useComplex, bool useCrypto)
429{
430 Blob encoding;
431 {
Jeff Thompsonbebe32c2013-12-11 17:18:57 -0800432 int nIterations = useCrypto ? 20000 : 2000000;
Jeff Thompson70e80802013-12-10 20:21:03 -0800433 double duration = benchmarkEncodeDataSecondsCpp(nIterations, useComplex, useCrypto, encoding);
434 cout << "Encode " << (useComplex ? "complex" : "simple ") << " data C++: Crypto? " << (useCrypto ? "yes" : "no ")
435 << ", Duration sec, Hz: " << duration << ", " << (nIterations / duration) << endl;
436 }
437 {
Jeff Thompsonbebe32c2013-12-11 17:18:57 -0800438 int nIterations = useCrypto ? 100000 : 2000000;
Jeff Thompson70e80802013-12-10 20:21:03 -0800439 double duration = benchmarkDecodeDataSecondsCpp(nIterations, useCrypto, encoding);
440 cout << "Decode " << (useComplex ? "complex" : "simple ") << " data C++: Crypto? " << (useCrypto ? "yes" : "no ")
441 << ", Duration sec, Hz: " << duration << ", " << (nIterations / duration) << endl;
442 }
443}
444
445/**
Jeff Thompson4c66e712013-12-11 13:37:41 -0800446 * Call benchmarkEncodeDataSecondsC and benchmarkDecodeDataSecondsC with appropriate nInterations. Print the
Jeff Thompson70e80802013-12-10 20:21:03 -0800447 * results to cout.
Jeff Thompson4c66e712013-12-11 13:37:41 -0800448 * @param useComplex See benchmarkEncodeDataSecondsC and benchmarkDecodeDataSecondsC.
449 * @param useCrypto See benchmarkEncodeDataSecondsC and benchmarkDecodeDataSecondsC.
Jeff Thompson70e80802013-12-10 20:21:03 -0800450 */
451static void
452benchmarkEncodeDecodeDataC(bool useComplex, bool useCrypto)
453{
454 uint8_t encoding[1500];
455 size_t encodingLength;
456 {
457 int nIterations = useCrypto ? 20000 : 10000000;
458 double duration = benchmarkEncodeDataSecondsC(nIterations, useComplex, useCrypto, encoding, sizeof(encoding), &encodingLength);
459 cout << "Encode " << (useComplex ? "complex" : "simple ") << " data C: Crypto? " << (useCrypto ? "yes" : "no ")
460 << ", Duration sec, Hz: " << duration << ", " << (nIterations / duration) << endl;
461 }
462 {
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800463 int nIterations = useCrypto ? 150000 : 15000000;
Jeff Thompson70e80802013-12-10 20:21:03 -0800464 double duration = benchmarkDecodeDataSecondsC(nIterations, useCrypto, encoding, encodingLength);
465 cout << "Decode " << (useComplex ? "complex" : "simple ") << " data C: Crypto? " << (useCrypto ? "yes" : "no ")
466 << ", Duration sec, Hz: " << duration << ", " << (nIterations / duration) << endl;
467 }
468}
469
Jeff Thompson687ea652013-12-06 11:28:23 -0800470int
471main(int argc, char** argv)
472{
Jeff Thompson18dba8b2013-12-09 12:17:40 -0800473 try {
Jeff Thompson70e80802013-12-10 20:21:03 -0800474 benchmarkEncodeDecodeDataCpp(false, false);
475 benchmarkEncodeDecodeDataCpp(true, false);
476 benchmarkEncodeDecodeDataCpp(false, true);
477 benchmarkEncodeDecodeDataCpp(true, true);
478
479 benchmarkEncodeDecodeDataC(false, false);
480 benchmarkEncodeDecodeDataC(true, false);
Jeff Thompson30d3e6c2013-12-11 12:35:54 -0800481 benchmarkEncodeDecodeDataC(false, true);
482 benchmarkEncodeDecodeDataC(true, true);
Jeff Thompson18dba8b2013-12-09 12:17:40 -0800483 } catch (std::exception& e) {
484 cout << "exception: " << e.what() << endl;
485 }
Jeff Thompson687ea652013-12-06 11:28:23 -0800486 return 0;
487}