S4Err TestSecretSharing() { S4Err err = kS4Err_NoErr; uint8_t PT[PTsize]; uint8_t PT1[sizeof (PT)]; size_t keyLen = 0; SHARES_ShareInfo* shareInfo[kNumShares]; SHARES_ShareInfo* testShares[kShareThreshold]; uint8_t testOffset[kShareThreshold]; SHARES_ContextRef shareCTX = kInvalidSHARES_ContextRef; uint32_t i; OPTESTLogInfo("\nTesting Shamir Key Spliting\n"); // create a random key err = RNG_GetBytes(PT, sizeof(PT)); CKERR; OPTESTLogVerbose("\t\tKey Data: (%ld bytes)\n", PTsize); dumpHex(IF_LOG_DEBUG, PT, (int)sizeof (PT), 0); OPTESTLogDebug("\n"); err = SHARES_Init( PT, sizeof(PT), kNumShares, kShareThreshold, &shareCTX); CKERR; for(i = 0; i < kNumShares; i++) { size_t shareLen = 0; err = SHARES_GetShareInfo(shareCTX, i, &shareInfo[i], &shareLen); CKERR; if(IF_LOG_VERBOSE) { OPTESTLogVerbose("\t Share %d: (%d bytes)\n", i,shareLen); dumpHex(IF_LOG_DEBUG, shareInfo[i]->shareSecret , (int)shareInfo[i]->shareSecretLen, 0); OPTESTLogVerbose("\n"); } // OPTESTLogVerbose("\t Check shares for data leakage against known original message..."); // /* check shares for data leakage against known original message */ // err = CMP(shareBuf+(shareSize *i) + kSHAMIR_HEADERSIZE, // PT, sizeof (PT)) // ? kS4Err_SelfTestFailed : kS4Err_NoErr; // CKERR; } // create threshold number of shares to test with sCreateTestOffsets(testOffset, sizeof(testOffset)); for(i = 0; i < kShareThreshold; i++) testShares[i] = shareInfo[testOffset[i]]; /* attempt to combine with not enough shares */ err = SHARES_CombineShareInfo(kShareThreshold -1, testShares, PT1, sizeof(PT1), &keyLen); OPTESTLogVerbose("\t Attempt to combine with not enough shares = %s\n", IsS4Err(err)?"fail":"pass"); if(err == kS4Err_NotEnoughShares) err = kS4Err_NoErr; CKERR; /* Reconstruct data */ OPTESTLogVerbose("\t Reconstructing data with just %d shares...",kShareThreshold); err = SHARES_CombineShareInfo(kShareThreshold, testShares, PT1, sizeof(PT1), &keyLen); CKERR; OPTESTLogVerbose("OK\n"); /* check result against known original message */ OPTESTLogVerbose("\t Check result against known original message...\n"); err = compare2Results(PT, sizeof(PT), PT1, keyLen, kResultFormat_Byte, "SHAMIR Reconstruct"); //CKERR; OPTESTLogInfo("\n"); done: for(i = 0; i < kNumShares; i++) { if(shareInfo[i]) XFREE(shareInfo[i]); } if(SHARES_ContextRefIsValid(shareCTX)) SHARES_Free(shareCTX); return err; }
static SCLError scSaveRestoreKeyTest(SCKeySuite storageKeySuite, SCKeySuite eccKeySuite ) { SCLError err = kSCLError_NoErr; SCKeyContextRef sKey = kInvalidSCKeyContextRef; // storage key SCKeyContextRef signKey = kInvalidSCKeyContextRef; SCKeyContextRef pKey = kInvalidSCKeyContextRef; // pbdkf2 encrypted storage key Cipher_Algorithm algorithm = kCipher_Algorithm_Invalid; size_t symKeyLen = 0; time_t startDate = time(NULL) ; time_t expireDate = startDate + (3600 * 24); char* user1 = "*****@*****.**"; uint8_t* keyData = NULL; size_t keyDataLen = 0; uint8_t* sKeyData = NULL; size_t sKeyDataLen = 0; bool isLocked = true; char* passPhrase = "Pedicabo ego vos et irrumabo"; // used for comparison test ECC_ContextRef ecc = kInvalidECC_ContextRef; ECC_ContextRef ecc1 = kInvalidECC_ContextRef; OPTESTLogInfo("\tTesting SCKeys %s Save/Restore using %s\n", sckey_suite_table(eccKeySuite), sckey_suite_table(storageKeySuite)); // setup a storage key for the private SCC key */ // we do this code just one time and export the encrypted passphrase for later use. char* nonce = "some stupid nonce data"; uint8_t IV[32]; err = SCKeyCipherForKeySuite(storageKeySuite, &algorithm, &symKeyLen); CKERR; err = RNG_GetBytes(IV,symKeyLen); CKERR; err = SCKeyNew(storageKeySuite, (uint8_t*)nonce, strlen(nonce), &sKey); CKERR; err = SCKeySetProperty (sKey, kSCKeyProp_IV, SCKeyPropertyType_Binary, IV , symKeyLen ); CKERR; err = SCKeyEncryptToPassPhrase(sKey, (const uint8_t*)passPhrase, strlen(passPhrase), &pKey); CKERR; err = SCKeySerialize(pKey, &sKeyData, &sKeyDataLen); CKERR; OPTESTLogVerbose("\t\tExport storage key (%d bytes)\n", (int)sKeyDataLen ); OPTESTLogDebug("\t\tEncrypted Storage Key Packet: (%ld bytes)\n%s\n",sKeyDataLen, (char*)sKeyData); SCKeyFree(pKey); pKey = NULL; /* create a signing key for things like voicemail, etc */ err = SCKeyNew(eccKeySuite, (uint8_t*)nonce, strlen(nonce), &signKey); CKERR; err = SCKeySetProperty (signKey, kSCKeyProp_Owner, SCKeyPropertyType_UTF8String, user1 , strlen(user1) ); CKERR; err = SCKeySetProperty(signKey, kSCKeyProp_StartDate, SCKeyPropertyType_Time , &startDate, sizeof(time_t)); CKERR; err = SCKeySetProperty(signKey, kSCKeyProp_ExpireDate, SCKeyPropertyType_Time , &expireDate, sizeof(time_t)); CKERR; // used for testing err = SCKeyExport_ECC(signKey, &ecc); CKERR; /* save the private ecc key */ err = SCKeySerializePrivateWithSCKey(signKey, sKey, &keyData, &keyDataLen); CKERR; OPTESTLogVerbose("\t\tExport ECC key (%d bytes)\n", (int)keyDataLen ); OPTESTLogDebug("\t\tPrivate Key Packet: (%ld bytes)\n%s\n",keyDataLen, (char*)keyData); SCKeyFree(sKey); sKey = NULL; SCKeyFree(signKey); signKey = NULL; // pretend we readin keyData and sKeyData from some device.. OPTESTLogVerbose("\t\tReconstitute the storage key \n" ); // reconstitute the storage key err = SCKeyDeserialize(sKeyData, strlen((char*) sKeyData) , &pKey); CKERR; err = SCKeyDecryptFromPassPhrase(pKey, (const uint8_t*)passPhrase, strlen(passPhrase), &sKey); CKERR; // resconstitute the ECC key OPTESTLogVerbose("\t\tReconstitute the ECC key \n" ); err = SCKeyDeserialize(keyData, strlen((char*) keyData) , &signKey); CKERR; OPTESTLogVerbose("\t\tUnlock Private Key Packet \n" ); err = SCKeyUnlockWithSCKey(signKey, sKey); CKERR; err = SCKeyIsLocked(signKey,&isLocked); CKERR; ASSERTERR(isLocked, kSCLError_SelfTestFailed); OPTESTLogVerbose("\t\tConsistency check of reimported key \n" ); { uint8_t pk[128]; size_t pkLen = sizeof (pk); uint8_t pk1[128]; size_t pk1Len = sizeof (pk1); uint8_t privKey[256]; size_t privKeyLen = sizeof (privKey); uint8_t privKey1[256]; size_t privKey1Len = sizeof (privKey1); err = SCKeyExport_ECC(signKey, &ecc1); CKERR; err = ECC_Export_ANSI_X963(ecc , pk, pkLen, &pkLen); err = ECC_Export_ANSI_X963(ecc1 , pk1, pk1Len, &pk1Len); err = compare2Results(pk, pkLen, pk1, pk1Len, kResultFormat_Byte, "ECC public Key"); err = ECC_Export(ecc, true, privKey, sizeof(privKey), &privKeyLen);CKERR; err = ECC_Export(ecc1, true, privKey1, sizeof(privKey1), &privKey1Len);CKERR; err = compare2Results(privKey, privKeyLen, privKey1, privKey1Len, kResultFormat_Byte, "ECC private Key"); } done: OPTESTLogDebug("\n" ); if(ECC_ContextRefIsValid(ecc)) ECC_Free(ecc); if(ECC_ContextRefIsValid(ecc1)) ECC_Free(ecc1); if(SCKeyContextRefIsValid(pKey)) SCKeyFree(pKey); if(SCKeyContextRefIsValid(pKey)) SCKeyFree(pKey); if(SCKeyContextRefIsValid(signKey)) SCKeyFree(signKey); if(SCKeyContextRefIsValid(sKey)) SCKeyFree(sKey); return err; }
SCLError sTestECC_DH(int keySize) { SCLError err = kSCLError_NoErr; uint8_t pubKey1[256]; size_t pubKeyLen1 = 0; uint8_t privKey1[256]; size_t privKeyLen1 = 0; uint8_t pubKey2[256]; size_t pubKeyLen2 = 0; uint8_t privKey2[256]; size_t privKeyLen2 = 0; ECC_ContextRef eccPriv = kInvalidECC_ContextRef; ECC_ContextRef eccPub = kInvalidECC_ContextRef; uint8_t Z1 [256]; size_t Zlen1; uint8_t Z2 [256]; size_t Zlen2; OPTESTLogInfo("\tTesting ECC-DH (%d)\n", keySize); /* create keys */ OPTESTLogDebug("\t\tGenerate Key 1\n"); err = ECC_Init(&eccPriv); CKERR; err = ECC_Generate(eccPriv, keySize ); CKERR; err = ECC_Export_ANSI_X963( eccPriv, pubKey1, sizeof(pubKey1), &pubKeyLen1);CKERR; err = ECC_Export(eccPriv, true, privKey1, sizeof(privKey1), &privKeyLen1);CKERR; OPTESTLogDebug("\t\tKey 1 Pub/Priv (%ld,%ld) bytes\n", pubKeyLen1, privKeyLen1); OPTESTLogDebug("\t\tPublic\n"); dumpHex(IF_LOG_DEBUG, pubKey1, (int)pubKeyLen1, 0); OPTESTLogDebug("\t\tPrivate\n"); dumpHex(IF_LOG_DEBUG, privKey1, (int)privKeyLen1, 0); OPTESTLogDebug("\n"); if(ECC_ContextRefIsValid(eccPriv) ) ECC_Free(eccPriv ); eccPriv = kInvalidECC_ContextRef; OPTESTLogDebug("\t\tGenerate Key 2\n"); err = ECC_Init(&eccPriv); CKERR; err = ECC_Generate(eccPriv, keySize ); CKERR; err = ECC_Export_ANSI_X963( eccPriv, pubKey2, sizeof(pubKey2), &pubKeyLen2);CKERR; err = ECC_Export(eccPriv, true, privKey2, sizeof(privKey2), &privKeyLen2);CKERR; OPTESTLogDebug("\t\tKey 2 Pub/Priv (%ld,%ld) bytes\n", pubKeyLen2, privKeyLen2); OPTESTLogDebug("\t\tPublic\n"); dumpHex(IF_LOG_DEBUG, pubKey2, (int)pubKeyLen2, 0); OPTESTLogDebug("\t\tPrivate\n"); dumpHex(IF_LOG_DEBUG, privKey2, (int)privKeyLen2, 0); OPTESTLogDebug("\n"); // delete keys if(ECC_ContextRefIsValid(eccPriv) ) ECC_Free(eccPriv ); eccPriv = kInvalidECC_ContextRef; OPTESTLogDebug("\t\tCalculate Secret for Key1 -> Key2\n"); err = ECC_Init(&eccPriv); err = ECC_Import(eccPriv, privKey1, privKeyLen1);CKERR; err = ECC_Init(&eccPub); err = ECC_Import_ANSI_X963( eccPub, pubKey2, pubKeyLen2);CKERR; /* Kdk = MAC(Htotal,Z) where Z is the DH of Pki and PKr */ Zlen1 = sizeof(Z1); err = ECC_SharedSecret(eccPriv, eccPub, Z1, sizeof(Z1), &Zlen1);CKERR; OPTESTLogVerbose("\t\tECC Shared Secret (Z1): (%ld bytes)\n",Zlen1); dumpHex(IF_LOG_DEBUG, Z1, (int)Zlen1 , 0); OPTESTLogDebug("\n"); // delete keys if(ECC_ContextRefIsValid(eccPriv) ) ECC_Free(eccPriv ); eccPriv = kInvalidECC_ContextRef; // delete keys if(ECC_ContextRefIsValid(eccPub) ) ECC_Free(eccPub ); eccPub = kInvalidECC_ContextRef; OPTESTLogDebug("\t\tCalculate Secret for Key2 -> Key1\n"); err = ECC_Init(&eccPriv); err = ECC_Import(eccPriv, privKey2, privKeyLen2);CKERR; err = ECC_Init(&eccPub); err = ECC_Import_ANSI_X963( eccPub, pubKey1, pubKeyLen1);CKERR; /* Kdk = MAC(Htotal,Z) where Z is the DH of Pki and PKr */ Zlen2 = sizeof(Z2); err = ECC_SharedSecret(eccPriv, eccPub, Z2, sizeof(Z2), &Zlen2);CKERR; OPTESTLogVerbose("\t\tECC Shared Secret (Z2): (%ld bytes)\n",Zlen2); dumpHex(IF_LOG_DEBUG, Z2, (int)Zlen2 , 0); OPTESTLogDebug("\n"); OPTESTLogVerbose("\t\tCompare Secrets\n"); err = compare2Results(Z1, Zlen1, Z2, Zlen2, kResultFormat_Byte, "ECC Shared Secret");CKERR; done: if(eccPriv) { ECC_Free(eccPriv); eccPriv = kInvalidECC_ContextRef; } if(eccPub) { ECC_Free(eccPub); eccPub = kInvalidECC_ContextRef; } return err; }
static SCLError sSCKeyTest4(SCKeySuite keySuite) { SCLError err = kSCLError_NoErr; SCKeyContextRef key1 = kInvalidSCKeyContextRef; char* nonce = "some stupid nonce data"; char* user1 = "*****@*****.**"; uint8_t* fingerPrintData = NULL; size_t fingerPrintDataSize = 0; uint8_t* locator = NULL; uint8_t* fp = NULL; uint8_t* ownerData = NULL; size_t ownerDataSize = 0; uint8_t* hashWords = NULL; size_t hashWordsSize = 0; OPTESTLogInfo("\tTesting %s Key Fingerprint APIs \n", sckey_suite_table(keySuite)); err = SCKeyNew(keySuite, (uint8_t*)nonce, strlen(nonce), &key1); CKERR; err = SCKeySetProperty (key1, kSCKeyProp_Owner, SCKeyPropertyType_UTF8String, user1 , strlen(user1) ); CKERR; err = SCKeySerialize_Fingerprint(key1, &fingerPrintData, &fingerPrintDataSize); CKERR; OPTESTLogDebug("\n\t%3d bytes\n", (int)fingerPrintDataSize); dumpHex(IF_LOG_DEBUG, fingerPrintData, (int)fingerPrintDataSize, 0); OPTESTLogDebug("\n"); err = SCKeyDeserialize_Fingerprint( fingerPrintData, fingerPrintDataSize, &locator, &fp, &ownerData, &ownerDataSize, &hashWords, &hashWordsSize); OPTESTLogDebug("\t%10s: %s\n\t%10s: %s\n\t%10s: %s\n\t%10s: %s\n", "Locator",locator, "Hash",fp, "Hash Words", hashWords, "Owner", ownerData? (char*)ownerData:"<none>"); // test key fingerprint reassembly err = SCKeyVerify_Fingerprint(key1, fingerPrintData, fingerPrintDataSize); CKERR; OPTESTLogVerbose("\n"); SCKeyFree(key1); key1 = NULL; done: if(SCKeyContextRefIsValid(key1)) SCKeyFree(key1); if(hashWords) XFREE(hashWords); if(ownerData) XFREE(ownerData); if(fp) XFREE(fp); if(locator) XFREE(locator); return err; }
static SCLError sSCKeyTest3(SCKeySuite keySuite) { SCLError err = kSCLError_NoErr; SCKeyContextRef key1 = kInvalidSCKeyContextRef; char* nonce = "some stupid nonce data"; // Cipher_Algorithm algorithm = kCipher_Algorithm_Invalid; // size_t symKeyLen = 0; #define PTsize 32 uint8_t PT[PTsize]; uint8_t CT[256]; size_t CTlen = 0; uint8_t DT[PTsize]; size_t DTlen = 0; uint8_t* sigData = NULL; size_t sigDataLen = 0; // uint8_t* keyData = NULL; // size_t keyDataLen = 0; // time_t startDate = time(NULL) ; // time_t expireDate = startDate + (3600 * 24); // fixed PT key test for(int i = 0; i< PTsize; i++) PT[i] = i; OPTESTLogInfo("\tTesting %s Signing and Encryption Consistency \n", sckey_suite_table(keySuite)); // err = SCKeyCipherForKeySuite(keySuite, &algorithm, NULL); CKERR; // OPTESTLogVerbose("\t\tCreate %s encyption key\n",cipher_algor_table(algorithm)); err = SCKeyNew(keySuite, (uint8_t*)nonce, strlen(nonce), &key1); CKERR; OPTESTLogVerbose("\t\tPublic Key Encrypt %d byte key \n", sizeof(PT)); err = SCKeyPublicEncrypt(key1, PT, sizeof(PT), CT, sizeof(CT), &CTlen);CKERR; dumpHex(IF_LOG_DEBUG, CT, (int)CTlen, 0); OPTESTLogVerbose("\t\tTest Decryption \n"); err = SCKeyPublicDecrypt(key1, CT, CTlen, DT, sizeof(DT), &DTlen); CKERR; err = compareResults( DT, PT, PTsize , kResultFormat_Byte, "ECC Decrypt"); CKERR; err = SCKeySignHash(key1, PT,sizeof(PT),CT, sizeof(CT), &CTlen); CKERR; OPTESTLogVerbose("\t\tPublic Key Sign - low level (%ld bytes) \n", CTlen); dumpHex(IF_LOG_DEBUG, CT, (int)CTlen, 0); err = SCKeySign(key1,PT,sizeof(PT), &sigData, &sigDataLen); CKERR; OPTESTLogVerbose("\t\tPublic Key Sign - JSON (%ld bytes) \n",sigDataLen); OPTESTLogDebug("%s",sigData ); OPTESTLogVerbose("\t\tTest Signature Verification\n"); err = SCKeyVerifyHash(key1, PT,sizeof(PT), CT, CTlen); CKERR; err = SCKeyVerify(key1, PT,sizeof(PT), sigData, sigDataLen); CKERR; // force sig fail PT[3] ^=1; ASSERTERR(SCKeyVerifyHash(key1, PT,sizeof(PT), CT, CTlen) != kSCLError_BadIntegrity, kSCLError_SelfTestFailed ); ASSERTERR(SCKeyVerify(key1, PT,sizeof(PT), sigData, sigDataLen) != kSCLError_BadIntegrity, kSCLError_SelfTestFailed ); #if 0 { // get pub key SCKeyContextRef iKey = kInvalidSCKeyContextRef; err = SCKeyGetAllocatedProperty(key1, kSCKeyProp_PubKeyANSI_X963, NULL, (void*)&keyData , &keyDataLen); CKERR; // make commit code err = SCKeyMakeHMACcode(keySuite, keyData, keyDataLen, PT, PTsize, expireDate, key1, &iKey); CKERR; XFREE(keyData); keyData = NULL; err = SCKeySerialize(iKey, &keyData, &keyDataLen); CKERR; printf("HMAC_code: (%ld bytes)\n%s\n",keyDataLen, (char*)keyData); SCKeyFree(iKey); iKey = NULL; err = SCKeyDeserialize(keyData, keyDataLen, &iKey);CKERR; XFREE(keyData); keyData = NULL; } #endif OPTESTLogVerbose("\n"); SCKeyFree(key1); key1 = NULL; done: if(SCKeyContextRefIsValid(key1)) SCKeyFree(key1); if(sigData) XFREE(sigData); // // if(keyData) // XFREE(keyData); return err; }
static SCLError sSCKeyTest1(SCKeySuite keySuite) { SCLError err = kSCLError_NoErr; SCKeyContextRef key = kInvalidSCKeyContextRef; SCKeyContextRef key1 = kInvalidSCKeyContextRef; uint8_t symKey[32]; uint8_t symKey1[32]; uint8_t* keyData = NULL; size_t keyDataLen = 0; uint8_t* keyData1 = NULL; size_t keyDataLen1 = 0; char comment[256] = {0}; char comment1[256] = {0}; char* nonce = "some stupid nonce data"; time_t startDate = time(NULL) ; time_t expireDate = startDate + (3600 * 24); char* commentProperty = "comment"; SCKeySuite keyType1 = kSCKeySuite_Invalid ; SCKeyPropertyType propType = SCKeyPropertyType_Invalid; // fixed SYM key test for(int i = 0; i< 32; i++) symKey[i] = i; sprintf(comment,"Optest %s Symmetric Key", sckey_suite_table(keySuite)); OPTESTLogInfo("\tTesting Symmetric Key Save/Restore (%s)\n", sckey_suite_table(keySuite)); // create a SCKey with sym data and add some properties err = SCKeyImport_Symmetric(keySuite, symKey, (uint8_t*)nonce, strlen(nonce), &key); err = SCKeySetProperty (key, commentProperty, SCKeyPropertyType_UTF8String, comment, strlen(comment) ); CKERR; err = SCKeySetProperty(key, kSCKeyProp_StartDate, SCKeyPropertyType_Time , &startDate, sizeof(time_t)); CKERR; err = SCKeySetProperty(key, kSCKeyProp_ExpireDate, SCKeyPropertyType_Time , &expireDate, sizeof(time_t)); CKERR; // serialize it err = SCKeySerialize(key, &keyData, &keyDataLen); CKERR; OPTESTLogDebug("\t\tKey Packet: (%ld bytes)\n%s\n",keyDataLen, (char*)keyData); // deserialize it err = SCKeyDeserialize(keyData, keyDataLen, &key1);CKERR; XFREE(keyData); keyData = NULL; err = SCKeyGetProperty(key1, kSCKeyProp_SCKeySuite, NULL, &keyType1, sizeof(SCKeySuite), NULL); CKERR; err = compareResults(&keySuite, &keyType1, sizeof(SCKeySuite), kResultFormat_Byte, "keySuite");CKERR; err = SCKeyGetProperty(key1, kSCKeyProp_SymmetricKey, NULL, &symKey1 , sizeof(symKey1), &keyDataLen); CKERR; err = compareResults(symKey, symKey1, keyDataLen, kResultFormat_Byte, "symKey");CKERR; XFREE(keyData); keyData = NULL; err = SCKeyGetAllocatedProperty(key, kSCKeyProp_Locator, NULL, (void*)&keyData , &keyDataLen); CKERR; err = SCKeyGetAllocatedProperty(key1, kSCKeyProp_Locator, &propType, (void*)&keyData1 , &keyDataLen1); CKERR; err = compareResults(keyData, keyData1, keyDataLen, kResultFormat_Byte, "locator");CKERR; err = SCKeyGetProperty(key1, commentProperty, &propType, comment1 , sizeof(comment1), &keyDataLen1); CKERR; err = compare2Results(comment, strlen(comment), comment1, keyDataLen1, kResultFormat_Byte, "comment");CKERR; if(keyData) XFREE(keyData); if(keyData1) XFREE(keyData1); if(key) SCKeyFree(key); if(key1) SCKeyFree(key1); done: return err; }
static SCLError sSCKeyTest2(SCKeySuite keySuite, SCKeySuite lockingKeySuite) { SCLError err = kSCLError_NoErr; SCKeyContextRef sKey = kInvalidSCKeyContextRef; SCKeyContextRef key1 = kInvalidSCKeyContextRef; SCKeyContextRef key2 = kInvalidSCKeyContextRef; SCKeyContextRef signKey = kInvalidSCKeyContextRef; ECC_ContextRef ecc = kInvalidECC_ContextRef; SCKeySuite keyType; SCKeySuite keyType1; SCKeyPropertyType propType; Cipher_Algorithm algorithm = kCipher_Algorithm_Invalid; size_t symKeyLen = 0; uint8_t* keyData = NULL; size_t keyDataLen = 0; uint8_t* keyData1 = NULL; size_t keyDataLen1 = 0; size_t ecckeysize = 0; uint8_t symKey[32]; uint8_t IV[32]; char* user1 = "*****@*****.**"; char* user2 = "*****@*****.**"; char comment[256] = {0}; char* nonce = "some stupid nonce data"; time_t startDate = time(NULL) ; time_t expireDate = startDate + (3600 * 24); time_t date1; char* commentProperty = "comment"; bool isLocked = true; sprintf(comment,"Optest %s ECC Key", sckey_suite_table(keySuite)); OPTESTLogInfo("\tTesting %s Key Save/Restore using %s\n", sckey_suite_table(keySuite),sckey_suite_table(lockingKeySuite)); switch (keySuite) { case kSCKeySuite_ECC384: ecckeysize = 384; break; case kSCKeySuite_ECC414: ecckeysize = 414; break; default: RETERR(kSCLError_BadParams); break; } // fixed SYM key test for(int i = 0; i< sizeof(symKey); i++) symKey[i] = i; for(int i = 0; i< sizeof(IV); i++) IV[i] = i; // create a SCKey with sym data err = SCKeyImport_Symmetric(lockingKeySuite, symKey, (uint8_t*)nonce, strlen(nonce), &sKey); CKERR; err = SCKeyCipherForKeySuite(lockingKeySuite, &algorithm, &symKeyLen); CKERR; err = SCKeySetProperty (sKey, kSCKeyProp_IV, SCKeyPropertyType_Binary, IV, symKeyLen ); CKERR; OPTESTLogVerbose("\t\tGenerate %d bit ECC key \n", ecckeysize); err = ECC_Init(&ecc); err = ECC_Generate(ecc, ecckeysize); CKERR; OPTESTLogVerbose("\t\tImport %d bit ECC key to SCKEy \n", ecckeysize); err = SCKeyImport_ECC( ecc, (uint8_t*)nonce, strlen(nonce), &key1); CKERR; ECC_Free(ecc ); ecc = kInvalidECC_ContextRef; err = SCKeySetProperty (key1, commentProperty, SCKeyPropertyType_UTF8String, comment, strlen(comment) ); CKERR; err = SCKeySetProperty(key1, kSCKeyProp_StartDate, SCKeyPropertyType_Time , &startDate, sizeof(time_t)); CKERR; err = SCKeySetProperty(key1, kSCKeyProp_ExpireDate, SCKeyPropertyType_Time , &expireDate, sizeof(time_t)); CKERR; err = SCKeySetProperty (key1, kSCKeyProp_Owner, SCKeyPropertyType_UTF8String, user1, strlen(user1) ); CKERR; // create a signing key to sign test wkey with err = SCKeyNew(keySuite, (uint8_t*)nonce, strlen(nonce), &signKey); CKERR; err = SCKeySetProperty (signKey, kSCKeyProp_Owner, SCKeyPropertyType_UTF8String, user2 , strlen(user2) ); CKERR; err = SCKeySignKey( signKey, key1,NULL); CKERR; // serialize it err = SCKeySerialize(key1, &keyData, &keyDataLen); CKERR; OPTESTLogDebug("\t\tPublic Key Packet: (%ld bytes)\n%s\n",keyDataLen, (char*)keyData); XFREE(keyData); keyData = NULL; err = SCKeySerializePrivateWithSCKey(key1, sKey, &keyData, &keyDataLen); CKERR; OPTESTLogDebug("\t\tPrivate Key Packet: (%ld bytes)\n%s\n",keyDataLen, (char*)keyData); OPTESTLogVerbose("\t\tImport Private Key Packet \n" ); err = SCKeyDeserialize(keyData, keyDataLen, &key2);CKERR; XFREE(keyData); keyData = NULL; OPTESTLogVerbose("\t\tUnlock Private Key Packet \n" ); err = SCKeyIsLocked(key2,&isLocked); CKERR; // the freshly iported key should be locked ASSERTERR(!isLocked, kSCLError_SelfTestFailed); err = SCKeyUnlockWithSCKey(key2, sKey); CKERR; // check reimport OPTESTLogVerbose("\t\tCompare Deserialized Key \n" ); err = SCKeyGetProperty(key2, kSCKeyProp_SCKeySuite, NULL, &keyType1, sizeof(SCKeySuite), NULL); CKERR; err = compareResults(&keyType, &keyType, sizeof(SCKeySuite), kResultFormat_Byte, "keySuite");CKERR; err = SCKeyGetAllocatedProperty(key1, kSCKeyProp_Locator,NULL, (void*)&keyData , &keyDataLen); CKERR; err = SCKeyGetAllocatedProperty(key2, kSCKeyProp_Locator,&propType, (void*)&keyData1 , &keyDataLen1); CKERR; ASSERTERR(propType != SCKeyPropertyType_Binary, kSCLError_SelfTestFailed); err = compareResults(keyData, keyData1, keyDataLen, kResultFormat_Byte, "locator");CKERR; XFREE(keyData); keyData = NULL; XFREE(keyData1); keyData1 = NULL; err = SCKeyGetProperty(key2, kSCKeyProp_StartDate, &propType, &date1, sizeof(time_t), &keyDataLen); CKERR; ASSERTERR(propType != SCKeyPropertyType_Time, kSCLError_SelfTestFailed); err = compareResults(&startDate, &date1, sizeof(time_t), kResultFormat_Byte, "startDate");CKERR; err = SCKeyGetProperty(key2, kSCKeyProp_ExpireDate, &propType, &date1, sizeof(time_t), &keyDataLen); CKERR; ASSERTERR(propType != SCKeyPropertyType_Time, kSCLError_SelfTestFailed); err = compareResults(&expireDate, &date1, sizeof(time_t), kResultFormat_Byte, "expireDate");CKERR; // TODO: we need to add code in SCKeys to xport the key signatures and verify them OPTESTLogVerbose(" \n" ); done: if(ECC_ContextRefIsValid(ecc) ) ECC_Free(ecc ); if(SCKeyContextRefIsValid(key1)) SCKeyFree(key1); if(SCKeyContextRefIsValid(key2)) SCKeyFree(key2); if(keyData) XFREE(keyData); if(keyData1) XFREE(keyData1); return err; };
static SCLError sSCKeysStorageTest(SCKeySuite keySuite) { SCLError err = kSCLError_NoErr; SCKeyContextRef storageKey = kInvalidSCKeyContextRef; SCKeyContextRef pKey = kInvalidSCKeyContextRef; const char* passphrase = "Tant las fotei com auziretz"; uint8_t* keyData = NULL; size_t keyDataLen = 0; Cipher_Algorithm algorithm = kCipher_Algorithm_Invalid; size_t symKeyLen = 0; int msg_count = ( sizeof(Msgs) / sizeof(char*)) -1; typedef struct { uint8_t *data; size_t len; }storage_entry; storage_entry *msg_store = NULL; uint8_t deviceUUID[32]; uint8_t IV[32]; OPTESTLogInfo("\tTesting SCKeys Storage API (%s)\n", sckey_suite_table(keySuite)); msg_store = XMALLOC(sizeof(storage_entry) * msg_count); CKNULL(msg_store); ZERO(msg_store,sizeof(storage_entry) * msg_count); // we use the UUID only as a nonce, it should be unique but doesnt have to be secure err = RNG_GetBytes(deviceUUID,sizeof(deviceUUID)); // generate a 128 bit storagre key and a 128 bit IV err = RNG_GetBytes(IV,sizeof(IV)); err = SCKeyCipherForKeySuite(keySuite, &algorithm, &symKeyLen); CKERR; OPTESTLogVerbose("\t\tCreate %s encyption key\n",cipher_algor_table(algorithm)); err = SCKeyNew(keySuite, deviceUUID, sizeof(deviceUUID), &storageKey); CKERR; err = SCKeySetProperty (storageKey, kSCKeyProp_IV, SCKeyPropertyType_Binary, IV , symKeyLen); CKERR; OPTESTLogVerbose("\t\tEncrypt %d test messages\n", msg_count); // Encrypt a bunch of messages for(int i = 0; Msgs[i] != NULL; i++) { unsigned long msgLen; msgLen = strlen(Msgs[i]); OPTESTLogDebug("\t\t %3d - %3d bytes |%.*s|\n", i+1, (int)msgLen,(int)msgLen, Msgs[i] ); err = SCKeyStorageEncrypt(storageKey, (uint8_t*) Msgs[i], msgLen, &msg_store[i].data, &msg_store[i].len); CKERR; dumpHex(IF_LOG_DEBUG, msg_store[i].data, (int)msg_store[i].len, 0); OPTESTLogDebug("\n"); } OPTESTLogVerbose("\t\tSecure the storage key to a passphrase\n"); // secure the storage key to a passphrase err = SCKeyEncryptToPassPhrase(storageKey, (uint8_t*)passphrase, strlen(passphrase), &pKey); CKERR; // get rid of orignial storage key SCKeyFree(storageKey); storageKey = NULL; err = SCKeySerialize(pKey, &keyData, &keyDataLen); CKERR; SCKeyFree(pKey); pKey = NULL; ZERO(IV,sizeof(IV)); // save the passphrase key somewhere OPTESTLogDebug("\t\tPBKDF2 Passphrase Key Packet: (%ld bytes)\n%s\n",keyDataLen, (char*)keyData); // restore the passphrase key err = SCKeyDeserialize(keyData, keyDataLen, &pKey);CKERR; // unlock passphrase key and make a SKey err = SCKeyDecryptFromPassPhrase(pKey, (uint8_t*)passphrase, strlen(passphrase), &storageKey ); CKERR; SCKeyFree(pKey); pKey = NULL; OPTESTLogVerbose("\t\tDecrypt and compare %d messages\n", msg_count); for(int i = 0; Msgs[i] != NULL; i++) { unsigned long msgLen; uint8_t* PT = NULL; size_t PTLen = 0; msgLen = strlen(Msgs[i]); err = SCKeyStorageDecrypt(storageKey, msg_store[i].data, msg_store[i].len, &PT, &PTLen); CKERR; if(msgLen != PTLen) { OPTESTLogInfo("ERROR MSG Decrypt: Expecting %d bytes, got %d\n", (int)msgLen, (int)PTLen ); RETERR(kSCLError_SelfTestFailed); } err = compareResults( Msgs[i], PT, msgLen , kResultFormat_Byte, "MSG Decrypt"); CKERR; if(PT) XFREE(PT); PT = NULL; } SCKeyFree(storageKey); storageKey = NULL; OPTESTLogVerbose("\n"); done: for(int i = 0; i < msg_count; i++) { if(msg_store[i].data ) { XFREE(msg_store[i].data); } } XFREE(msg_store); if(SCKeyContextRefIsValid(pKey)) SCKeyFree(pKey); if(SCKeyContextRefIsValid(storageKey)) SCKeyFree(storageKey); return err; }