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build: config spotless plugin and reformat code

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This commit is contained in:
Frank.R.Wu 2023-06-15 11:08:05 +08:00
parent 4d620b64f3
commit b9ac471185
19 changed files with 618 additions and 638 deletions
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3
build.gradle
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@ -4,6 +4,9 @@ plugins {
id 'maven-publish' id 'maven-publish'
id 'signing' id 'signing'
} }
apply from: '../spotless.gradle'
group 'org.bdware.bdcontract' group 'org.bdware.bdcontract'
version '0.2.0' version '0.2.0'
sourceCompatibility = 1.8 sourceCompatibility = 1.8

119
src/main/java/org.zz/gmhelper/BCECUtil.java
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@ -57,15 +57,12 @@ public class BCECUtil {
} }
public static KeyPair generateKeyPair(ECDomainParameters domainParameters, SecureRandom random) public static KeyPair generateKeyPair(ECDomainParameters domainParameters, SecureRandom random)
throws NoSuchProviderException, NoSuchAlgorithmException, InvalidAlgorithmParameterException { throws NoSuchProviderException, NoSuchAlgorithmException,
InvalidAlgorithmParameterException {
KeyPairGenerator kpg = KeyPairGenerator kpg =
KeyPairGenerator.getInstance(ALGO_NAME_EC, BouncyCastleProvider.PROVIDER_NAME); KeyPairGenerator.getInstance(ALGO_NAME_EC, BouncyCastleProvider.PROVIDER_NAME);
ECParameterSpec parameterSpec = ECParameterSpec parameterSpec = new ECParameterSpec(domainParameters.getCurve(),
new ECParameterSpec( domainParameters.getG(), domainParameters.getN(), domainParameters.getH());
domainParameters.getCurve(),
domainParameters.getG(),
domainParameters.getN(),
domainParameters.getH());
kpg.initialize(parameterSpec, (null == random ? new SecureRandom() : random)); kpg.initialize(parameterSpec, (null == random ? new SecureRandom() : random));
return kpg.generateKeyPair(); return kpg.generateKeyPair();
} }
@ -97,8 +94,8 @@ public class BCECUtil {
* @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS} * @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS}
* @return * @return
*/ */
public static ECPrivateKeyParameters createECPrivateKeyParameters( public static ECPrivateKeyParameters createECPrivateKeyParameters(String dHex,
String dHex, ECDomainParameters domainParameters) { ECDomainParameters domainParameters) {
return createECPrivateKeyParameters(ByteUtils.fromHexString(dHex), domainParameters); return createECPrivateKeyParameters(ByteUtils.fromHexString(dHex), domainParameters);
} }
@ -107,8 +104,8 @@ public class BCECUtil {
* @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS} * @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS}
* @return * @return
*/ */
public static ECPrivateKeyParameters createECPrivateKeyParameters( public static ECPrivateKeyParameters createECPrivateKeyParameters(byte[] dBytes,
byte[] dBytes, ECDomainParameters domainParameters) { ECDomainParameters domainParameters) {
return createECPrivateKeyParameters(new BigInteger(1, dBytes), domainParameters); return createECPrivateKeyParameters(new BigInteger(1, dBytes), domainParameters);
} }
@ -117,8 +114,8 @@ public class BCECUtil {
* @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS} * @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS}
* @return * @return
*/ */
public static ECPrivateKeyParameters createECPrivateKeyParameters( public static ECPrivateKeyParameters createECPrivateKeyParameters(BigInteger d,
BigInteger d, ECDomainParameters domainParameters) { ECDomainParameters domainParameters) {
return new ECPrivateKeyParameters(d, domainParameters); return new ECPrivateKeyParameters(d, domainParameters);
} }
@ -128,7 +125,8 @@ public class BCECUtil {
* @param priKey ECC私钥参数对象 * @param priKey ECC私钥参数对象
* @return * @return
*/ */
public static ECPublicKeyParameters buildECPublicKeyByPrivateKey(ECPrivateKeyParameters priKey) { public static ECPublicKeyParameters buildECPublicKeyByPrivateKey(
ECPrivateKeyParameters priKey) {
ECDomainParameters domainParameters = priKey.getParameters(); ECDomainParameters domainParameters = priKey.getParameters();
ECPoint q = new FixedPointCombMultiplier().multiply(domainParameters.getG(), priKey.getD()); ECPoint q = new FixedPointCombMultiplier().multiply(domainParameters.getG(), priKey.getD());
return new ECPublicKeyParameters(q, domainParameters); return new ECPublicKeyParameters(q, domainParameters);
@ -141,9 +139,10 @@ public class BCECUtil {
* @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS} * @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS}
* @return * @return
*/ */
public static ECPublicKeyParameters createECPublicKeyParameters( public static ECPublicKeyParameters createECPublicKeyParameters(BigInteger x, BigInteger y,
BigInteger x, BigInteger y, ECCurve curve, ECDomainParameters domainParameters) { ECCurve curve, ECDomainParameters domainParameters) {
return createECPublicKeyParameters(x.toByteArray(), y.toByteArray(), curve, domainParameters); return createECPublicKeyParameters(x.toByteArray(), y.toByteArray(), curve,
domainParameters);
} }
/** /**
@ -153,10 +152,10 @@ public class BCECUtil {
* @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS} * @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS}
* @return * @return
*/ */
public static ECPublicKeyParameters createECPublicKeyParameters( public static ECPublicKeyParameters createECPublicKeyParameters(String xHex, String yHex,
String xHex, String yHex, ECCurve curve, ECDomainParameters domainParameters) { ECCurve curve, ECDomainParameters domainParameters) {
return createECPublicKeyParameters( return createECPublicKeyParameters(ByteUtils.fromHexString(xHex),
ByteUtils.fromHexString(xHex), ByteUtils.fromHexString(yHex), curve, domainParameters); ByteUtils.fromHexString(yHex), curve, domainParameters);
} }
/** /**
@ -166,8 +165,8 @@ public class BCECUtil {
* @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS} * @param domainParameters EC Domain参数，一般是固定的，如果是SM2算法的可参考{@link SM2Util#DOMAIN_PARAMS}
* @return * @return
*/ */
public static ECPublicKeyParameters createECPublicKeyParameters( public static ECPublicKeyParameters createECPublicKeyParameters(byte[] xBytes, byte[] yBytes,
byte[] xBytes, byte[] yBytes, ECCurve curve, ECDomainParameters domainParameters) { ECCurve curve, ECDomainParameters domainParameters) {
final byte uncompressedFlag = 0x04; final byte uncompressedFlag = 0x04;
int curveLength = getCurveLength(domainParameters); int curveLength = getCurveLength(domainParameters);
xBytes = fixToCurveLengthBytes(curveLength, xBytes); xBytes = fixToCurveLengthBytes(curveLength, xBytes);
@ -186,38 +185,29 @@ public class BCECUtil {
* @return * @return
*/ */
public static ECPublicKeyParameters createECPublicKeyFromStrParameters( public static ECPublicKeyParameters createECPublicKeyFromStrParameters(String str,
String str, ECCurve curve, ECDomainParameters domainParameters) { ECCurve curve, ECDomainParameters domainParameters) {
return new ECPublicKeyParameters( return new ECPublicKeyParameters(curve.decodePoint(ByteUtils.fromHexString(str)),
curve.decodePoint(ByteUtils.fromHexString(str)), domainParameters); domainParameters);
} }
public static ECPrivateKeyParameters convertPrivateKeyToParameters(BCECPrivateKey ecPriKey) { public static ECPrivateKeyParameters convertPrivateKeyToParameters(BCECPrivateKey ecPriKey) {
ECParameterSpec parameterSpec = ecPriKey.getParameters(); ECParameterSpec parameterSpec = ecPriKey.getParameters();
ECDomainParameters domainParameters = ECDomainParameters domainParameters = new ECDomainParameters(parameterSpec.getCurve(),
new ECDomainParameters( parameterSpec.getG(), parameterSpec.getN(), parameterSpec.getH());
parameterSpec.getCurve(),
parameterSpec.getG(),
parameterSpec.getN(),
parameterSpec.getH());
return new ECPrivateKeyParameters(ecPriKey.getD(), domainParameters); return new ECPrivateKeyParameters(ecPriKey.getD(), domainParameters);
} }
public static ECPublicKeyParameters convertPublicKeyToParameters(BCECPublicKey ecPubKey) { public static ECPublicKeyParameters convertPublicKeyToParameters(BCECPublicKey ecPubKey) {
ECParameterSpec parameterSpec = ecPubKey.getParameters(); ECParameterSpec parameterSpec = ecPubKey.getParameters();
ECDomainParameters domainParameters = ECDomainParameters domainParameters = new ECDomainParameters(parameterSpec.getCurve(),
new ECDomainParameters( parameterSpec.getG(), parameterSpec.getN(), parameterSpec.getH());
parameterSpec.getCurve(),
parameterSpec.getG(),
parameterSpec.getN(),
parameterSpec.getH());
return new ECPublicKeyParameters(ecPubKey.getQ(), domainParameters); return new ECPublicKeyParameters(ecPubKey.getQ(), domainParameters);
} }
public static BCECPublicKey createPublicKeyFromSubjectPublicKeyInfo( public static BCECPublicKey createPublicKeyFromSubjectPublicKeyInfo(
SubjectPublicKeyInfo subPubInfo) SubjectPublicKeyInfo subPubInfo) throws NoSuchProviderException,
throws NoSuchProviderException, NoSuchAlgorithmException, InvalidKeySpecException, NoSuchAlgorithmException, InvalidKeySpecException, IOException {
IOException {
return BCECUtil.convertX509ToECPublicKey( return BCECUtil.convertX509ToECPublicKey(
subPubInfo.toASN1Primitive().getEncoded(ASN1Encoding.DER)); subPubInfo.toASN1Primitive().getEncoded(ASN1Encoding.DER));
} }
@ -229,19 +219,18 @@ public class BCECUtil {
* @param pubKey 可以为空，但是如果为空的话得到的结果OpenSSL可能解析不了 * @param pubKey 可以为空，但是如果为空的话得到的结果OpenSSL可能解析不了
* @return * @return
*/ */
public static byte[] convertECPrivateKeyToPKCS8( public static byte[] convertECPrivateKeyToPKCS8(ECPrivateKeyParameters priKey,
ECPrivateKeyParameters priKey, ECPublicKeyParameters pubKey) { ECPublicKeyParameters pubKey) {
ECDomainParameters domainParams = priKey.getParameters(); ECDomainParameters domainParams = priKey.getParameters();
ECParameterSpec spec = ECParameterSpec spec = new ECParameterSpec(domainParams.getCurve(), domainParams.getG(),
new ECParameterSpec( domainParams.getN(), domainParams.getH());
domainParams.getCurve(), domainParams.getG(), domainParams.getN(), domainParams.getH());
BCECPublicKey publicKey = null; BCECPublicKey publicKey = null;
if (pubKey != null) { if (pubKey != null) {
publicKey = new BCECPublicKey(ALGO_NAME_EC, pubKey, spec, BouncyCastleProvider.CONFIGURATION); publicKey = new BCECPublicKey(ALGO_NAME_EC, pubKey, spec,
BouncyCastleProvider.CONFIGURATION);
} }
BCECPrivateKey privateKey = BCECPrivateKey privateKey = new BCECPrivateKey(ALGO_NAME_EC, priKey, publicKey, spec,
new BCECPrivateKey( BouncyCastleProvider.CONFIGURATION);
ALGO_NAME_EC, priKey, publicKey, spec, BouncyCastleProvider.CONFIGURATION);
return privateKey.getEncoded(); return privateKey.getEncoded();
} }
@ -292,8 +281,8 @@ public class BCECUtil {
* @return * @return
* @throws IOException * @throws IOException
*/ */
public static byte[] convertECPrivateKeyToSEC1( public static byte[] convertECPrivateKeyToSEC1(ECPrivateKeyParameters priKey,
ECPrivateKeyParameters priKey, ECPublicKeyParameters pubKey) throws IOException { ECPublicKeyParameters pubKey) throws IOException {
byte[] pkcs8Bytes = convertECPrivateKeyToPKCS8(priKey, pubKey); byte[] pkcs8Bytes = convertECPrivateKeyToPKCS8(priKey, pubKey);
PrivateKeyInfo pki = PrivateKeyInfo.getInstance(pkcs8Bytes); PrivateKeyInfo pki = PrivateKeyInfo.getInstance(pkcs8Bytes);
ASN1Encodable encodable = pki.parsePrivateKey(); ASN1Encodable encodable = pki.parsePrivateKey();
@ -368,9 +357,8 @@ public class BCECUtil {
*/ */
public static byte[] convertECPublicKeyToX509(ECPublicKeyParameters pubKey) { public static byte[] convertECPublicKeyToX509(ECPublicKeyParameters pubKey) {
ECDomainParameters domainParams = pubKey.getParameters(); ECDomainParameters domainParams = pubKey.getParameters();
ECParameterSpec spec = ECParameterSpec spec = new ECParameterSpec(domainParams.getCurve(), domainParams.getG(),
new ECParameterSpec( domainParams.getN(), domainParams.getH());
domainParams.getCurve(), domainParams.getG(), domainParams.getN(), domainParams.getH());
BCECPublicKey publicKey = BCECPublicKey publicKey =
new BCECPublicKey(ALGO_NAME_EC, pubKey, spec, BouncyCastleProvider.CONFIGURATION); new BCECPublicKey(ALGO_NAME_EC, pubKey, spec, BouncyCastleProvider.CONFIGURATION);
return publicKey.getEncoded(); return publicKey.getEncoded();
@ -473,22 +461,17 @@ public class BCECUtil {
} else { } else {
ECCurve curve = EC5Util.convertCurve(ecSpec.getCurve()); ECCurve curve = EC5Util.convertCurve(ecSpec.getCurve());
X9ECParameters ecP = X9ECParameters ecP = new X9ECParameters(curve,
new X9ECParameters( new X9ECPoint(EC5Util.convertPoint(curve, ecSpec.getGenerator()),
curve, withCompression),
new X9ECPoint(EC5Util.convertPoint(curve, ecSpec.getGenerator()), withCompression), ecSpec.getOrder(), BigInteger.valueOf(ecSpec.getCofactor()),
ecSpec.getOrder(),
BigInteger.valueOf(ecSpec.getCofactor()),
ecSpec.getCurve().getSeed()); ecSpec.getCurve().getSeed());
//// 如果是1.62或更低版本的bcprov-jdk15on应该使用以下这段代码，因为高版本的EC5Util.convertPoint没有向下兼容 //// 如果是1.62或更低版本的bcprov-jdk15on应该使用以下这段代码，因为高版本的EC5Util.convertPoint没有向下兼容
/* /*
X9ECParameters ecP = new X9ECParameters( * X9ECParameters ecP = new X9ECParameters( curve, EC5Util.convertPoint(curve,
curve, * ecSpec.getGenerator(), withCompression), ecSpec.getOrder(),
EC5Util.convertPoint(curve, ecSpec.getGenerator(), withCompression), * BigInteger.valueOf(ecSpec.getCofactor()), ecSpec.getCurve().getSeed());
ecSpec.getOrder(),
BigInteger.valueOf(ecSpec.getCofactor()),
ecSpec.getCurve().getSeed());
*/ */
params = new X962Parameters(ecP); params = new X962Parameters(ecP);

26
src/main/java/org.zz/gmhelper/SM2KeyExchangeUtil.java
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@ -18,15 +18,15 @@ public class SM2KeyExchangeUtil {
* @return 返回协商出的密钥，但是这个密钥是没有经过确认的 * @return 返回协商出的密钥，但是这个密钥是没有经过确认的
*/ */
public static byte[] calculateKey(boolean initiator, int keyBits, public static byte[] calculateKey(boolean initiator, int keyBits,
ECPrivateKeyParameters selfStaticPriv, ECPrivateKeyParameters selfEphemeralPriv, byte[] selfId, ECPrivateKeyParameters selfStaticPriv, ECPrivateKeyParameters selfEphemeralPriv,
ECPublicKeyParameters otherStaticPub, ECPublicKeyParameters otherEphemeralPub, byte[] otherId) { byte[] selfId, ECPublicKeyParameters otherStaticPub,
ECPublicKeyParameters otherEphemeralPub, byte[] otherId) {
SM2KeyExchange exch = new SM2KeyExchange(); SM2KeyExchange exch = new SM2KeyExchange();
exch.init(new ParametersWithID( exch.init(new ParametersWithID(
new SM2KeyExchangePrivateParameters(initiator, selfStaticPriv, selfEphemeralPriv), new SM2KeyExchangePrivateParameters(initiator, selfStaticPriv, selfEphemeralPriv),
selfId)); selfId));
return exch.calculateKey( return exch.calculateKey(keyBits, new ParametersWithID(
keyBits, new SM2KeyExchangePublicParameters(otherStaticPub, otherEphemeralPub), otherId));
new ParametersWithID(new SM2KeyExchangePublicParameters(otherStaticPub, otherEphemeralPub), otherId));
} }
/** /**
@ -41,17 +41,19 @@ public class SM2KeyExchangeUtil {
* @param otherId 对方ID * @param otherId 对方ID
* @return * @return
*/ */
public static ExchangeResult calculateKeyWithConfirmation(boolean initiator, int keyBits, byte[] confirmationTag, public static ExchangeResult calculateKeyWithConfirmation(boolean initiator, int keyBits,
ECPrivateKeyParameters selfStaticPriv, ECPrivateKeyParameters selfEphemeralPriv, byte[] selfId, byte[] confirmationTag, ECPrivateKeyParameters selfStaticPriv,
ECPublicKeyParameters otherStaticPub, ECPublicKeyParameters otherEphemeralPub, byte[] otherId) { ECPrivateKeyParameters selfEphemeralPriv, byte[] selfId,
ECPublicKeyParameters otherStaticPub, ECPublicKeyParameters otherEphemeralPub,
byte[] otherId) {
SM2KeyExchange exch = new SM2KeyExchange(); SM2KeyExchange exch = new SM2KeyExchange();
exch.init(new ParametersWithID( exch.init(new ParametersWithID(
new SM2KeyExchangePrivateParameters(initiator, selfStaticPriv, selfEphemeralPriv), new SM2KeyExchangePrivateParameters(initiator, selfStaticPriv, selfEphemeralPriv),
selfId)); selfId));
byte[][] result = exch.calculateKeyWithConfirmation( byte[][] result = exch.calculateKeyWithConfirmation(keyBits, confirmationTag,
keyBits, new ParametersWithID(
confirmationTag, new SM2KeyExchangePublicParameters(otherStaticPub, otherEphemeralPub),
new ParametersWithID(new SM2KeyExchangePublicParameters(otherStaticPub, otherEphemeralPub), otherId)); otherId));
ExchangeResult confirmResult = new ExchangeResult(); ExchangeResult confirmResult = new ExchangeResult();
confirmResult.setKey(result[0]); confirmResult.setKey(result[0]);
if (initiator) { if (initiator) {

30
src/main/java/org.zz/gmhelper/SM2KeyPair.java
View File

@ -32,15 +32,14 @@ public class SM2KeyPair {
JsonObject jo = JsonParser.parseString(jsonStr).getAsJsonObject(); JsonObject jo = JsonParser.parseString(jsonStr).getAsJsonObject();
String publicKeyStr = jo.get("publicKey").getAsString(); String publicKeyStr = jo.get("publicKey").getAsString();
String privateKeyStr = jo.get("privateKey").getAsString(); String privateKeyStr = jo.get("privateKey").getAsString();
ECPublicKeyParameters point = ECPublicKeyParameters point = BCECUtil.createECPublicKeyFromStrParameters(publicKeyStr,
BCECUtil.createECPublicKeyFromStrParameters( SM2Util.CURVE, SM2Util.DOMAIN_PARAMS);
publicKeyStr, SM2Util.CURVE, SM2Util.DOMAIN_PARAMS);
return new SM2KeyPair(point, new BigInteger(privateKeyStr, 16)); return new SM2KeyPair(point, new BigInteger(privateKeyStr, 16));
} }
public static ECPublicKeyParameters publicKeyStr2ECPoint(String pubKey) { public static ECPublicKeyParameters publicKeyStr2ECPoint(String pubKey) {
return BCECUtil.createECPublicKeyFromStrParameters( return BCECUtil.createECPublicKeyFromStrParameters(pubKey, SM2Util.CURVE,
pubKey, SM2Util.CURVE, SM2Util.DOMAIN_PARAMS); SM2Util.DOMAIN_PARAMS);
} }
public ECPublicKeyParameters getPublicKey() { public ECPublicKeyParameters getPublicKey() {
@ -74,28 +73,15 @@ public class SM2KeyPair {
public KeyPair toJavaSecurity() { public KeyPair toJavaSecurity() {
ECDomainParameters domainParams = privateKey.getParameters(); ECDomainParameters domainParams = privateKey.getParameters();
ECParameterSpec spec = ECParameterSpec spec = new ECParameterSpec(domainParams.getCurve(), domainParams.getG(),
new ECParameterSpec( domainParams.getN(), domainParams.getH());
domainParams.getCurve(),
domainParams.getG(),
domainParams.getN(),
domainParams.getH());
BCECPublicKey bcPublicKey = null; BCECPublicKey bcPublicKey = null;
BCECPrivateKey bcPrivateKey; BCECPrivateKey bcPrivateKey;
if (null != publicKey) { if (null != publicKey) {
bcPublicKey = bcPublicKey = new BCECPublicKey(BCECUtil.ALGO_NAME_EC, publicKey, spec,
new BCECPublicKey(
BCECUtil.ALGO_NAME_EC,
publicKey,
spec,
BouncyCastleProvider.CONFIGURATION); BouncyCastleProvider.CONFIGURATION);
} }
bcPrivateKey = bcPrivateKey = new BCECPrivateKey(BCECUtil.ALGO_NAME_EC, privateKey, bcPublicKey, spec,
new BCECPrivateKey(
BCECUtil.ALGO_NAME_EC,
privateKey,
bcPublicKey,
spec,
BouncyCastleProvider.CONFIGURATION); BouncyCastleProvider.CONFIGURATION);
return new KeyPair(bcPublicKey, bcPrivateKey); return new KeyPair(bcPublicKey, bcPrivateKey);
} }

25
src/main/java/org.zz/gmhelper/SM2PreprocessSigner.java
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@ -48,7 +48,8 @@ public class SM2PreprocessSigner implements ECConstants {
* @param param * @param param
* @throws RuntimeException * @throws RuntimeException
*/ */
public void init(boolean forSigning, Digest digest, CipherParameters param) throws RuntimeException { public void init(boolean forSigning, Digest digest, CipherParameters param)
throws RuntimeException {
CipherParameters baseParam; CipherParameters baseParam;
if (digest.getDigestSize() != DIGEST_LENGTH) { if (digest.getDigestSize() != DIGEST_LENGTH) {
@ -76,7 +77,8 @@ public class SM2PreprocessSigner implements ECConstants {
ecParams = ecKey.getParameters(); ecParams = ecKey.getParameters();
kCalculator.init(ecParams.getN(), CryptoServicesRegistrar.getSecureRandom()); kCalculator.init(ecParams.getN(), CryptoServicesRegistrar.getSecureRandom());
} }
pubPoint = createBasePointMultiplier().multiply(ecParams.getG(), ((ECPrivateKeyParameters) ecKey).getD()).normalize(); pubPoint = createBasePointMultiplier()
.multiply(ecParams.getG(), ((ECPrivateKeyParameters) ecKey).getD()).normalize();
} else { } else {
ecKey = (ECKeyParameters) baseParam; ecKey = (ECKeyParameters) baseParam;
ecParams = ecKey.getParameters(); ecParams = ecKey.getParameters();
@ -85,10 +87,7 @@ public class SM2PreprocessSigner implements ECConstants {
} }
/** /**
* 预处理，辅助方法 * 预处理，辅助方法 ZA=H256(ENT LA ∥ IDA ∥ a ∥ b ∥ xG ∥yG ∥ xA ∥ yA)。 M=ZA ∥ M； e = Hv(M)
* ZA=H256(ENT LA ∥ IDA ∥ a ∥ b ∥ xG ∥yG ∥ xA ∥ yA)。
* M=ZA ∥ M；
* e = Hv(M)
* *
* @return * @return
*/ */
@ -140,16 +139,14 @@ public class SM2PreprocessSigner implements ECConstants {
// A5 // A5
r = e.add(p.getAffineXCoord().toBigInteger()).mod(n); r = e.add(p.getAffineXCoord().toBigInteger()).mod(n);
} } while (r.equals(ZERO) || r.add(k).equals(n));
while (r.equals(ZERO) || r.add(k).equals(n));
// A6 // A6
BigInteger dPlus1ModN = d.add(ONE).modInverse(n); BigInteger dPlus1ModN = d.add(ONE).modInverse(n);
s = k.subtract(r.multiply(d)).mod(n); s = k.subtract(r.multiply(d)).mod(n);
s = dPlus1ModN.multiply(s).mod(n); s = dPlus1ModN.multiply(s).mod(n);
} } while (s.equals(ZERO));
while (s.equals(ZERO));
// A7 // A7
try { try {
@ -245,8 +242,7 @@ public class SM2PreprocessSigner implements ECConstants {
return new BigInteger(1, message); return new BigInteger(1, message);
} }
protected BigInteger[] derDecode(byte[] encoding) protected BigInteger[] derDecode(byte[] encoding) throws IOException {
throws IOException {
ASN1Sequence seq = ASN1Sequence.getInstance(ASN1Primitive.fromByteArray(encoding)); ASN1Sequence seq = ASN1Sequence.getInstance(ASN1Primitive.fromByteArray(encoding));
if (seq.size() != 2) { if (seq.size() != 2) {
return null; return null;
@ -260,11 +256,10 @@ public class SM2PreprocessSigner implements ECConstants {
return null; return null;
} }
return new BigInteger[]{r, s}; return new BigInteger[] {r, s};
} }
protected byte[] derEncode(BigInteger r, BigInteger s) protected byte[] derEncode(BigInteger r, BigInteger s) throws IOException {
throws IOException {
ASN1EncodableVector v = new ASN1EncodableVector(); ASN1EncodableVector v = new ASN1EncodableVector();
v.add(new ASN1Integer(r)); v.add(new ASN1Integer(r));

17
src/main/java/org.zz/gmhelper/SM2Signer.java
View File

@ -70,11 +70,11 @@ public class SM2Signer implements Signer, ECConstants {
} else { } else {
this.ecKey = (ECKeyParameters) var3; this.ecKey = (ECKeyParameters) var3;
this.ecParams = this.ecKey.getParameters(); this.ecParams = this.ecKey.getParameters();
this.kCalculator.init(this.ecParams.getN(), CryptoServicesRegistrar.getSecureRandom()); this.kCalculator.init(this.ecParams.getN(),
CryptoServicesRegistrar.getSecureRandom());
} }
this.pubPoint = this.pubPoint = this.createBasePointMultiplier()
this.createBasePointMultiplier()
.multiply(this.ecParams.getG(), ((ECPrivateKeyParameters) this.ecKey).getD()) .multiply(this.ecParams.getG(), ((ECPrivateKeyParameters) this.ecKey).getD())
.normalize(); .normalize();
} else { } else {
@ -114,7 +114,7 @@ public class SM2Signer implements Signer, ECConstants {
public byte[] generateSignature() throws CryptoException { public byte[] generateSignature() throws CryptoException {
byte[] var1 = this.digestDoFinal(); byte[] var1 = this.digestDoFinal();
BigInteger n = this.ecParams.getN(); BigInteger n = this.ecParams.getN();
BigInteger var3 = this.calculateE(n , var1); BigInteger var3 = this.calculateE(n, var1);
BigInteger var4 = ((ECPrivateKeyParameters) this.ecKey).getD(); BigInteger var4 = ((ECPrivateKeyParameters) this.ecKey).getD();
ECMultiplier var7 = this.createBasePointMultiplier(); ECMultiplier var7 = this.createBasePointMultiplier();
@ -127,7 +127,7 @@ public class SM2Signer implements Signer, ECConstants {
var5 = var3.add(var9.getAffineXCoord().toBigInteger()).mod(n); var5 = var3.add(var9.getAffineXCoord().toBigInteger()).mod(n);
} while (var5.equals(ZERO)); } while (var5.equals(ZERO));
if (!var5.add(k).equals(n )) { if (!var5.add(k).equals(n)) {
BigInteger var11 = BigIntegers.modOddInverse(n, var4.add(ONE)); BigInteger var11 = BigIntegers.modOddInverse(n, var4.add(ONE));
BigInteger var6 = k.subtract(var5.multiply(var4)).mod(n); BigInteger var6 = k.subtract(var5.multiply(var4)).mod(n);
var6 = var11.multiply(var6).mod(n); var6 = var11.multiply(var6).mod(n);
@ -135,7 +135,8 @@ public class SM2Signer implements Signer, ECConstants {
try { try {
return this.encoding.encode(this.ecParams.getN(), var5, var6); return this.encoding.encode(this.ecParams.getN(), var5, var6);
} catch (Exception var10) { } catch (Exception var10) {
throw new CryptoException("unable to encode signature: " + var10.getMessage(), var10); throw new CryptoException(
"unable to encode signature: " + var10.getMessage(), var10);
} }
} }
} }
@ -153,8 +154,8 @@ public class SM2Signer implements Signer, ECConstants {
return false; return false;
} else { } else {
ECPoint var7 = ((ECPublicKeyParameters) this.ecKey).getQ(); ECPoint var7 = ((ECPublicKeyParameters) this.ecKey).getQ();
ECPoint var8 = ECPoint var8 = ECAlgorithms
ECAlgorithms.sumOfTwoMultiplies(this.ecParams.getG(), var2, var7, var6).normalize(); .sumOfTwoMultiplies(this.ecParams.getG(), var2, var7, var6).normalize();
if (var8.isInfinity()) { if (var8.isInfinity()) {
return false; return false;
} else { } else {

87
src/main/java/org.zz/gmhelper/SM2Util.java
View File

@ -44,19 +44,15 @@ public class SM2Util extends GMBaseUtil {
////////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////////
public static final EllipticCurve JDK_CURVE = public static final EllipticCurve JDK_CURVE =
new EllipticCurve(new ECFieldFp(SM2_ECC_P), SM2_ECC_A, SM2_ECC_B); new EllipticCurve(new ECFieldFp(SM2_ECC_P), SM2_ECC_A, SM2_ECC_B);
public static final java.security.spec.ECPoint JDK_G_POINT = public static final java.security.spec.ECPoint JDK_G_POINT = new java.security.spec.ECPoint(
new java.security.spec.ECPoint( G_POINT.getAffineXCoord().toBigInteger(), G_POINT.getAffineYCoord().toBigInteger());
G_POINT.getAffineXCoord().toBigInteger(),
G_POINT.getAffineYCoord().toBigInteger());
public static final java.security.spec.ECParameterSpec JDK_EC_SPEC = public static final java.security.spec.ECParameterSpec JDK_EC_SPEC =
new java.security.spec.ECParameterSpec( new java.security.spec.ECParameterSpec(JDK_CURVE, JDK_G_POINT, SM2_ECC_N,
JDK_CURVE, JDK_G_POINT, SM2_ECC_N, SM2_ECC_H.intValue()); SM2_ECC_H.intValue());
public static final int SM3_DIGEST_LENGTH = 32; public static final int SM3_DIGEST_LENGTH = 32;
////////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////////
static ECCurve.Fp SM2_ECC_FP = static ECCurve.Fp SM2_ECC_FP = new ECCurve.Fp(SM2_ECC_P, // q
new ECCurve.Fp(
SM2_ECC_P, // q
SM2_ECC_A, // a SM2_ECC_A, // a
SM2_ECC_B); // b SM2_ECC_B); // b
@ -79,9 +75,8 @@ public class SM2Util extends GMBaseUtil {
* @throws NoSuchAlgorithmException * @throws NoSuchAlgorithmException
* @throws InvalidAlgorithmParameterException * @throws InvalidAlgorithmParameterException
*/ */
public static KeyPair generateKeyPair(SecureRandom random) public static KeyPair generateKeyPair(SecureRandom random) throws NoSuchProviderException,
throws NoSuchProviderException, NoSuchAlgorithmException, NoSuchAlgorithmException, InvalidAlgorithmParameterException {
InvalidAlgorithmParameterException {
return BCECUtil.generateKeyPair(DOMAIN_PARAMS, random); return BCECUtil.generateKeyPair(DOMAIN_PARAMS, random);
} }
@ -95,8 +90,7 @@ public class SM2Util extends GMBaseUtil {
BCECPrivateKey privateKey = (BCECPrivateKey) key.getPrivate(); BCECPrivateKey privateKey = (BCECPrivateKey) key.getPrivate();
BCECPublicKey publicKey = (BCECPublicKey) key.getPublic(); BCECPublicKey publicKey = (BCECPublicKey) key.getPublic();
byte[] point = publicKey.getQ().getEncoded(false); byte[] point = publicKey.getQ().getEncoded(false);
ECPublicKeyParameters parameters = ECPublicKeyParameters parameters = BCECUtil.createECPublicKeyFromStrParameters(
BCECUtil.createECPublicKeyFromStrParameters(
ByteUtils.toHexString(point), CURVE, DOMAIN_PARAMS); ByteUtils.toHexString(point), CURVE, DOMAIN_PARAMS);
return new SM2KeyPair(parameters, privateKey.getD()); return new SM2KeyPair(parameters, privateKey.getD());
} catch (Exception e) { } catch (Exception e) {
@ -181,7 +175,8 @@ public class SM2Util extends GMBaseUtil {
/** /**
* @param priKey 私钥 * @param priKey 私钥
* @param sm2Cipher 默认输入C1C3C2顺序的密文。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param sm2Cipher
* 默认输入C1C3C2顺序的密文。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return 原文。SM2解密返回了数据则一定是原文，因为SM2自带校验，如果密文被篡改或者密钥对不上，都是会直接报异常的。 * @return 原文。SM2解密返回了数据则一定是原文，因为SM2自带校验，如果密文被篡改或者密钥对不上，都是会直接报异常的。
* @throws InvalidCipherTextException * @throws InvalidCipherTextException
*/ */
@ -194,7 +189,8 @@ public class SM2Util extends GMBaseUtil {
/** /**
* @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2 * @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2
* @param priKey 私钥 * @param priKey 私钥
* @param sm2Cipher 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param sm2Cipher
* 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return 原文。SM2解密返回了数据则一定是原文，因为SM2自带校验，如果密文被篡改或者密钥对不上，都是会直接报异常的。 * @return 原文。SM2解密返回了数据则一定是原文，因为SM2自带校验，如果密文被篡改或者密钥对不上，都是会直接报异常的。
* @throws InvalidCipherTextException * @throws InvalidCipherTextException
*/ */
@ -206,7 +202,8 @@ public class SM2Util extends GMBaseUtil {
/** /**
* @param priKeyParameters 私钥 * @param priKeyParameters 私钥
* @param sm2Cipher 默认输入C1C3C2顺序的密文。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param sm2Cipher
* 默认输入C1C3C2顺序的密文。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return 原文。SM2解密返回了数据则一定是原文，因为SM2自带校验，如果密文被篡改或者密钥对不上，都是会直接报异常的。 * @return 原文。SM2解密返回了数据则一定是原文，因为SM2自带校验，如果密文被篡改或者密钥对不上，都是会直接报异常的。
* @throws InvalidCipherTextException * @throws InvalidCipherTextException
*/ */
@ -218,13 +215,13 @@ public class SM2Util extends GMBaseUtil {
/** /**
* @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2 * @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2
* @param priKeyParameters 私钥 * @param priKeyParameters 私钥
* @param sm2Cipher 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param sm2Cipher
* 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return 原文。SM2解密返回了数据则一定是原文，因为SM2自带校验，如果密文被篡改或者密钥对不上，都是会直接报异常的。 * @return 原文。SM2解密返回了数据则一定是原文，因为SM2自带校验，如果密文被篡改或者密钥对不上，都是会直接报异常的。
* @throws InvalidCipherTextException * @throws InvalidCipherTextException
*/ */
public static byte[] decrypt( public static byte[] decrypt(Mode mode, ECPrivateKeyParameters priKeyParameters,
Mode mode, ECPrivateKeyParameters priKeyParameters, byte[] sm2Cipher) byte[] sm2Cipher) throws InvalidCipherTextException {
throws InvalidCipherTextException {
SM2Engine engine = new SM2Engine(mode); SM2Engine engine = new SM2Engine(mode);
engine.init(false, priKeyParameters); engine.init(false, priKeyParameters);
if (sm2Cipher[0] != 4) { if (sm2Cipher[0] != 4) {
@ -239,7 +236,8 @@ public class SM2Util extends GMBaseUtil {
/** /**
* 分解SM2密文 * 分解SM2密文
* *
* @param cipherText 默认输入C1C3C2顺序的密文。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param cipherText
* 默认输入C1C3C2顺序的密文。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return * @return
* @throws Exception * @throws Exception
*/ */
@ -252,7 +250,8 @@ public class SM2Util extends GMBaseUtil {
* 分解SM2密文 * 分解SM2密文
* *
* @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2 * @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2
* @param cipherText 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param cipherText
* 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return * @return
*/ */
public static SM2Cipher parseSM2Cipher(Mode mode, byte[] cipherText) throws Exception { public static SM2Cipher parseSM2Cipher(Mode mode, byte[] cipherText) throws Exception {
@ -263,7 +262,8 @@ public class SM2Util extends GMBaseUtil {
/** /**
* @param curveLength 曲线长度，SM2的话就是256位。 * @param curveLength 曲线长度，SM2的话就是256位。
* @param digestLength 摘要长度，如果是SM2的话因为默认使用SM3摘要，SM3摘要长度为32字节。 * @param digestLength 摘要长度，如果是SM2的话因为默认使用SM3摘要，SM3摘要长度为32字节。
* @param cipherText 默认输入C1C3C2顺序的密文。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param cipherText
* 默认输入C1C3C2顺序的密文。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return * @return
* @throws Exception * @throws Exception
*/ */
@ -278,11 +278,12 @@ public class SM2Util extends GMBaseUtil {
* @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2 * @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2
* @param curveLength 曲线长度，SM2的话就是256位。 * @param curveLength 曲线长度，SM2的话就是256位。
* @param digestLength 摘要长度，如果是SM2的话因为默认使用SM3摘要，SM3摘要长度为32字节。 * @param digestLength 摘要长度，如果是SM2的话因为默认使用SM3摘要，SM3摘要长度为32字节。
* @param cipherText 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param cipherText
* 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return * @return
*/ */
public static SM2Cipher parseSM2Cipher( public static SM2Cipher parseSM2Cipher(Mode mode, int curveLength, int digestLength,
Mode mode, int curveLength, int digestLength, byte[] cipherText) throws Exception { byte[] cipherText) throws Exception {
byte[] c1 = new byte[curveLength * 2 + 1]; byte[] c1 = new byte[curveLength * 2 + 1];
byte[] c2 = new byte[cipherText.length - c1.length - digestLength]; byte[] c2 = new byte[cipherText.length - c1.length - digestLength];
byte[] c3 = new byte[digestLength]; byte[] c3 = new byte[digestLength];
@ -322,7 +323,8 @@ public class SM2Util extends GMBaseUtil {
* DER编码密文 * DER编码密文
* *
* @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2 * @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2
* @param cipher 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param cipher
* 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return 按指定mode DER编码后的密文 * @return 按指定mode DER编码后的密文
* @throws Exception * @throws Exception
*/ */
@ -349,12 +351,13 @@ public class SM2Util extends GMBaseUtil {
* @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2 * @param mode 指定密文结构，旧标准的为C1C2C3，新的[《SM2密码算法使用规范》 GM/T 0009-2012]标准为C1C3C2
* @param curveLength 曲线长度，SM2的话就是256位。 * @param curveLength 曲线长度，SM2的话就是256位。
* @param digestLength 摘要长度，如果是SM2的话因为默认使用SM3摘要，SM3摘要长度为32字节。 * @param digestLength 摘要长度，如果是SM2的话因为默认使用SM3摘要，SM3摘要长度为32字节。
* @param cipher 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。 * @param cipher
* 根据mode不同，需要输入的密文C1C2C3排列顺序不同。C1为65字节第1字节为压缩标识，这里固定为0x04，后面64字节为xy分量各32字节。C3为32字节。C2长度与原文一致。
* @return 按指定mode DER编码后的密文 * @return 按指定mode DER编码后的密文
* @throws Exception * @throws Exception
*/ */
public static byte[] encodeSM2CipherToDER( public static byte[] encodeSM2CipherToDER(Mode mode, int curveLength, int digestLength,
Mode mode, int curveLength, int digestLength, byte[] cipher) throws Exception { byte[] cipher) throws Exception {
byte[] c1x = new byte[curveLength]; byte[] c1x = new byte[curveLength];
byte[] c1y = new byte[curveLength]; byte[] c1y = new byte[curveLength];
@ -379,8 +382,8 @@ public class SM2Util extends GMBaseUtil {
} }
ASN1Encodable[] arr = new ASN1Encodable[4]; ASN1Encodable[] arr = new ASN1Encodable[4];
arr[0] = new ASN1Integer(new BigInteger(1,c1x)); arr[0] = new ASN1Integer(new BigInteger(1, c1x));
arr[1] = new ASN1Integer(new BigInteger(1,c1y)); arr[1] = new ASN1Integer(new BigInteger(1, c1y));
if (mode == Mode.C1C2C3) { if (mode == Mode.C1C2C3) {
arr[2] = new DEROctetString(c2); arr[2] = new DEROctetString(c2);
arr[3] = new DEROctetString(c3); arr[3] = new DEROctetString(c3);
@ -497,9 +500,8 @@ public class SM2Util extends GMBaseUtil {
* @return DER编码后的签名值 * @return DER编码后的签名值
* @throws CryptoException * @throws CryptoException
*/ */
public static byte[] sign( public static byte[] sign(ECPrivateKeyParameters priKeyParameters, byte[] withId,
ECPrivateKeyParameters priKeyParameters, byte[] withId, byte[] srcData) byte[] srcData) throws CryptoException {
throws CryptoException {
SM2Signer signer = new SM2Signer(); SM2Signer signer = new SM2Signer();
CipherParameters param = null; CipherParameters param = null;
ParametersWithRandom pwr = new ParametersWithRandom(priKeyParameters, new SecureRandom()); ParametersWithRandom pwr = new ParametersWithRandom(priKeyParameters, new SecureRandom());
@ -580,8 +582,8 @@ public class SM2Util extends GMBaseUtil {
* @param sign DER编码的签名值 * @param sign DER编码的签名值
* @return 验签成功返回true，失败返回false * @return 验签成功返回true，失败返回false
*/ */
public static boolean verify( public static boolean verify(ECPublicKeyParameters pubKeyParameters, byte[] srcData,
ECPublicKeyParameters pubKeyParameters, byte[] srcData, byte[] sign) { byte[] sign) {
return verify(pubKeyParameters, null, srcData, sign); return verify(pubKeyParameters, null, srcData, sign);
} }
@ -608,8 +610,8 @@ public class SM2Util extends GMBaseUtil {
* @param sign DER编码的签名值 * @param sign DER编码的签名值
* @return 验签成功返回true，失败返回false * @return 验签成功返回true，失败返回false
*/ */
public static boolean verify( public static boolean verify(ECPublicKeyParameters pubKeyParameters, byte[] withId,
ECPublicKeyParameters pubKeyParameters, byte[] withId, byte[] srcData, byte[] sign) { byte[] srcData, byte[] sign) {
SM2Signer signer = new SM2Signer(); SM2Signer signer = new SM2Signer();
CipherParameters param; CipherParameters param;
if (withId != null) { if (withId != null) {
@ -651,9 +653,8 @@ public class SM2Util extends GMBaseUtil {
// } catch (Exception e) { // } catch (Exception e) {
// e.printStackTrace(); // e.printStackTrace();
// } // }
ECPublicKeyParameters pubkey = ECPublicKeyParameters pubkey = BCECUtil.createECPublicKeyFromStrParameters(publicKey,
BCECUtil.createECPublicKeyFromStrParameters( SM2Util.CURVE, SM2Util.DOMAIN_PARAMS);
publicKey, SM2Util.CURVE, SM2Util.DOMAIN_PARAMS);
boolean result = SM2Util.verify(pubkey, toVerify.getBytes(), sigByte); boolean result = SM2Util.verify(pubkey, toVerify.getBytes(), sigByte);
return result; return result;
} catch (Exception e) { } catch (Exception e) {

39
src/main/java/org.zz/gmhelper/SM4Util.java
View File

@ -32,8 +32,10 @@ public class SM4Util extends GMBaseUtil {
return generateKey(DEFAULT_KEY_SIZE); return generateKey(DEFAULT_KEY_SIZE);
} }
public static byte[] generateKey(int keySize) throws NoSuchAlgorithmException, NoSuchProviderException { public static byte[] generateKey(int keySize)
KeyGenerator kg = KeyGenerator.getInstance(ALGORITHM_NAME, BouncyCastleProvider.PROVIDER_NAME); throws NoSuchAlgorithmException, NoSuchProviderException {
KeyGenerator kg =
KeyGenerator.getInstance(ALGORITHM_NAME, BouncyCastleProvider.PROVIDER_NAME);
kg.init(keySize, new SecureRandom()); kg.init(keySize, new SecureRandom());
return kg.generateKey().getEncoded(); return kg.generateKey().getEncoded();
} }
@ -86,7 +88,8 @@ public class SM4Util extends GMBaseUtil {
throws InvalidKeyException, NoSuchAlgorithmException, NoSuchProviderException, throws InvalidKeyException, NoSuchAlgorithmException, NoSuchProviderException,
NoSuchPaddingException, IllegalBlockSizeException, BadPaddingException, NoSuchPaddingException, IllegalBlockSizeException, BadPaddingException,
InvalidAlgorithmParameterException { InvalidAlgorithmParameterException {
Cipher cipher = generateCBCCipher(ALGORITHM_NAME_CBC_NOPADDING, Cipher.ENCRYPT_MODE, key, iv); Cipher cipher =
generateCBCCipher(ALGORITHM_NAME_CBC_NOPADDING, Cipher.ENCRYPT_MODE, key, iv);
return cipher.doFinal(data); return cipher.doFinal(data);
} }
@ -94,18 +97,20 @@ public class SM4Util extends GMBaseUtil {
throws IllegalBlockSizeException, BadPaddingException, InvalidKeyException, throws IllegalBlockSizeException, BadPaddingException, InvalidKeyException,
NoSuchAlgorithmException, NoSuchProviderException, NoSuchPaddingException, NoSuchAlgorithmException, NoSuchProviderException, NoSuchPaddingException,
InvalidAlgorithmParameterException { InvalidAlgorithmParameterException {
Cipher cipher = generateCBCCipher(ALGORITHM_NAME_CBC_NOPADDING, Cipher.DECRYPT_MODE, key, iv); Cipher cipher =
generateCBCCipher(ALGORITHM_NAME_CBC_NOPADDING, Cipher.DECRYPT_MODE, key, iv);
return cipher.doFinal(cipherText); return cipher.doFinal(cipherText);
} }
public static byte[] doCMac(byte[] key, byte[] data) throws NoSuchProviderException, NoSuchAlgorithmException, public static byte[] doCMac(byte[] key, byte[] data)
InvalidKeyException { throws NoSuchProviderException, NoSuchAlgorithmException, InvalidKeyException {
Key keyObj = new SecretKeySpec(key, ALGORITHM_NAME); Key keyObj = new SecretKeySpec(key, ALGORITHM_NAME);
return doMac("SM4-CMAC", keyObj, data); return doMac("SM4-CMAC", keyObj, data);
} }
public static byte[] doGMac(byte[] key, byte[] iv, int tagLength, byte[] data) { public static byte[] doGMac(byte[] key, byte[] iv, int tagLength, byte[] data) {
org.bouncycastle.crypto.Mac mac = new GMac(new GCMBlockCipher(new SM4Engine()), tagLength * 8); org.bouncycastle.crypto.Mac mac =
new GMac(new GCMBlockCipher(new SM4Engine()), tagLength * 8);
return doMac(mac, key, iv, data); return doMac(mac, key, iv, data);
} }
@ -119,7 +124,8 @@ public class SM4Util extends GMBaseUtil {
*/ */
public static byte[] doCBCMac(byte[] key, byte[] iv, byte[] data) { public static byte[] doCBCMac(byte[] key, byte[] iv, byte[] data) {
SM4Engine engine = new SM4Engine(); SM4Engine engine = new SM4Engine();
org.bouncycastle.crypto.Mac mac = new CBCBlockCipherMac(engine, engine.getBlockSize() * 8, new PKCS7Padding()); org.bouncycastle.crypto.Mac mac =
new CBCBlockCipherMac(engine, engine.getBlockSize() * 8, new PKCS7Padding());
return doMac(mac, key, iv, data); return doMac(mac, key, iv, data);
} }
@ -131,19 +137,22 @@ public class SM4Util extends GMBaseUtil {
* @return * @return
* @throws Exception * @throws Exception
*/ */
public static byte[] doCBCMac(byte[] key, byte[] iv, BlockCipherPadding padding, byte[] data) throws Exception { public static byte[] doCBCMac(byte[] key, byte[] iv, BlockCipherPadding padding, byte[] data)
throws Exception {
SM4Engine engine = new SM4Engine(); SM4Engine engine = new SM4Engine();
if (padding == null) { if (padding == null) {
if (data.length % engine.getBlockSize() != 0) { if (data.length % engine.getBlockSize() != 0) {
throw new Exception("if no padding, data length must be multiple of SM4 BlockSize"); throw new Exception("if no padding, data length must be multiple of SM4 BlockSize");
} }
} }
org.bouncycastle.crypto.Mac mac = new CBCBlockCipherMac(engine, engine.getBlockSize() * 8, padding); org.bouncycastle.crypto.Mac mac =
new CBCBlockCipherMac(engine, engine.getBlockSize() * 8, padding);
return doMac(mac, key, iv, data); return doMac(mac, key, iv, data);
} }
private static byte[] doMac(org.bouncycastle.crypto.Mac mac, byte[] key, byte[] iv, byte[] data) { private static byte[] doMac(org.bouncycastle.crypto.Mac mac, byte[] key, byte[] iv,
byte[] data) {
CipherParameters cipherParameters = new KeyParameter(key); CipherParameters cipherParameters = new KeyParameter(key);
mac.init(new ParametersWithIV(cipherParameters, iv)); mac.init(new ParametersWithIV(cipherParameters, iv));
mac.update(data, 0, data.length); mac.update(data, 0, data.length);
@ -152,8 +161,8 @@ public class SM4Util extends GMBaseUtil {
return result; return result;
} }
private static byte[] doMac(String algorithmName, Key key, byte[] data) throws NoSuchProviderException, private static byte[] doMac(String algorithmName, Key key, byte[] data)
NoSuchAlgorithmException, InvalidKeyException { throws NoSuchProviderException, NoSuchAlgorithmException, InvalidKeyException {
Mac mac = Mac.getInstance(algorithmName, BouncyCastleProvider.PROVIDER_NAME); Mac mac = Mac.getInstance(algorithmName, BouncyCastleProvider.PROVIDER_NAME);
mac.init(key); mac.init(key);
mac.update(data); mac.update(data);
@ -170,8 +179,8 @@ public class SM4Util extends GMBaseUtil {
} }
private static Cipher generateCBCCipher(String algorithmName, int mode, byte[] key, byte[] iv) private static Cipher generateCBCCipher(String algorithmName, int mode, byte[] key, byte[] iv)
throws InvalidKeyException, InvalidAlgorithmParameterException, NoSuchAlgorithmException, throws InvalidKeyException, InvalidAlgorithmParameterException,
NoSuchProviderException, NoSuchPaddingException { NoSuchAlgorithmException, NoSuchProviderException, NoSuchPaddingException {
Cipher cipher = Cipher.getInstance(algorithmName, BouncyCastleProvider.PROVIDER_NAME); Cipher cipher = Cipher.getInstance(algorithmName, BouncyCastleProvider.PROVIDER_NAME);
Key sm4Key = new SecretKeySpec(key, ALGORITHM_NAME); Key sm4Key = new SecretKeySpec(key, ALGORITHM_NAME);
IvParameterSpec ivParameterSpec = new IvParameterSpec(iv); IvParameterSpec ivParameterSpec = new IvParameterSpec(iv);

16
src/main/java/org.zz/gmhelper/cert/CommonUtil.java
View File

@ -29,7 +29,8 @@ public class CommonUtil {
* @return * @return
* @throws InvalidX500NameException * @throws InvalidX500NameException
*/ */
public static X500Name buildX500Name(Map<String, String> names) throws InvalidX500NameException { public static X500Name buildX500Name(Map<String, String> names)
throws InvalidX500NameException {
if (names == null || names.size() == 0) { if (names == null || names.size() == 0) {
throw new InvalidX500NameException("names can not be empty"); throw new InvalidX500NameException("names can not be empty");
} }
@ -49,21 +50,24 @@ public class CommonUtil {
} }
} }
public static PKCS10CertificationRequest createCSR(X500Name subject, SM2PublicKey pubKey, PrivateKey priKey, public static PKCS10CertificationRequest createCSR(X500Name subject, SM2PublicKey pubKey,
String signAlgo) throws OperatorCreationException { PrivateKey priKey, String signAlgo) throws OperatorCreationException {
PKCS10CertificationRequestBuilder csrBuilder = new JcaPKCS10CertificationRequestBuilder(subject, pubKey); PKCS10CertificationRequestBuilder csrBuilder =
new JcaPKCS10CertificationRequestBuilder(subject, pubKey);
ContentSigner signerBuilder = new JcaContentSignerBuilder(signAlgo) ContentSigner signerBuilder = new JcaContentSignerBuilder(signAlgo)
.setProvider(BouncyCastleProvider.PROVIDER_NAME).build(priKey); .setProvider(BouncyCastleProvider.PROVIDER_NAME).build(priKey);
return csrBuilder.build(signerBuilder); return csrBuilder.build(signerBuilder);
} }
public static AlgorithmIdentifier findSignatureAlgorithmIdentifier(String algoName) { public static AlgorithmIdentifier findSignatureAlgorithmIdentifier(String algoName) {
DefaultSignatureAlgorithmIdentifierFinder sigFinder = new DefaultSignatureAlgorithmIdentifierFinder(); DefaultSignatureAlgorithmIdentifierFinder sigFinder =
new DefaultSignatureAlgorithmIdentifierFinder();
return sigFinder.find(algoName); return sigFinder.find(algoName);
} }
public static AlgorithmIdentifier findDigestAlgorithmIdentifier(String algoName) { public static AlgorithmIdentifier findDigestAlgorithmIdentifier(String algoName) {
DefaultDigestAlgorithmIdentifierFinder digFinder = new DefaultDigestAlgorithmIdentifierFinder(); DefaultDigestAlgorithmIdentifierFinder digFinder =
new DefaultDigestAlgorithmIdentifierFinder();
return digFinder.find(findSignatureAlgorithmIdentifier(algoName)); return digFinder.find(findSignatureAlgorithmIdentifier(algoName));
} }
} }

7
src/main/java/org.zz/gmhelper/cert/RandomSNAllocator.java
View File

@ -47,14 +47,15 @@ public class RandomSNAllocator implements CertSNAllocator {
/** /**
* Constructor with the specification of bitLen. * Constructor with the specification of bitLen.
*
* @param bitLen bit length of the serial number. The highest bit is always set to 1, so the * @param bitLen bit length of the serial number. The highest bit is always set to 1, so the
* effective bit length is bitLen - 1. Valid value is [65, 159]. * effective bit length is bitLen - 1. Valid value is [65, 159].
*/ */
public RandomSNAllocator(int bitLen) { public RandomSNAllocator(int bitLen) {
if (bitLen < MIN_SERIALNUMBER_SIZE || bitLen > MAX_SERIALNUMBER_SIZE) { if (bitLen < MIN_SERIALNUMBER_SIZE || bitLen > MAX_SERIALNUMBER_SIZE) {
throw new IllegalArgumentException(String.format( throw new IllegalArgumentException(
"%s may not be out of the range [%d, %d]: %d", String.format("%s may not be out of the range [%d, %d]: %d", "bitLen",
"bitLen", MIN_SERIALNUMBER_SIZE, MAX_SERIALNUMBER_SIZE, bitLen)); MIN_SERIALNUMBER_SIZE, MAX_SERIALNUMBER_SIZE, bitLen));
} }
this.random = new SecureRandom(); this.random = new SecureRandom();

63
src/main/java/org.zz/gmhelper/cert/SM2CertUtil.java
View File

@ -55,8 +55,8 @@ public class SM2CertUtil {
return true; return true;
} }
public static X509Certificate getX509Certificate(String certFilePath) throws IOException, CertificateException, public static X509Certificate getX509Certificate(String certFilePath)
NoSuchProviderException { throws IOException, CertificateException, NoSuchProviderException {
InputStream is = null; InputStream is = null;
try { try {
is = new FileInputStream(certFilePath); is = new FileInputStream(certFilePath);
@ -68,20 +68,21 @@ public class SM2CertUtil {
} }
} }
public static X509Certificate getX509Certificate(byte[] certBytes) throws CertificateException, public static X509Certificate getX509Certificate(byte[] certBytes)
NoSuchProviderException { throws CertificateException, NoSuchProviderException {
ByteArrayInputStream bais = new ByteArrayInputStream(certBytes); ByteArrayInputStream bais = new ByteArrayInputStream(certBytes);
return getX509Certificate(bais); return getX509Certificate(bais);
} }
public static X509Certificate getX509Certificate(InputStream is) throws CertificateException, public static X509Certificate getX509Certificate(InputStream is)
NoSuchProviderException { throws CertificateException, NoSuchProviderException {
CertificateFactory cf = CertificateFactory.getInstance("X.509", BouncyCastleProvider.PROVIDER_NAME); CertificateFactory cf =
CertificateFactory.getInstance("X.509", BouncyCastleProvider.PROVIDER_NAME);
return (X509Certificate) cf.generateCertificate(is); return (X509Certificate) cf.generateCertificate(is);
} }
public static CertPath getCertificateChain(String certChainPath) throws IOException, CertificateException, public static CertPath getCertificateChain(String certChainPath)
NoSuchProviderException { throws IOException, CertificateException, NoSuchProviderException {
InputStream is = null; InputStream is = null;
try { try {
is = new FileInputStream(certChainPath); is = new FileInputStream(certChainPath);
@ -93,30 +94,37 @@ public class SM2CertUtil {
} }
} }
public static CertPath getCertificateChain(byte[] certChainBytes) throws CertificateException, public static CertPath getCertificateChain(byte[] certChainBytes)
NoSuchProviderException { throws CertificateException, NoSuchProviderException {
ByteArrayInputStream bais = new ByteArrayInputStream(certChainBytes); ByteArrayInputStream bais = new ByteArrayInputStream(certChainBytes);
return getCertificateChain(bais); return getCertificateChain(bais);
} }
public static byte[] getCertificateChainBytes(CertPath certChain) throws CertificateEncodingException { public static byte[] getCertificateChainBytes(CertPath certChain)
throws CertificateEncodingException {
return certChain.getEncoded("PKCS7"); return certChain.getEncoded("PKCS7");
} }
public static CertPath getCertificateChain(InputStream is) throws CertificateException, NoSuchProviderException { public static CertPath getCertificateChain(InputStream is)
CertificateFactory cf = CertificateFactory.getInstance("X.509", BouncyCastleProvider.PROVIDER_NAME); throws CertificateException, NoSuchProviderException {
CertificateFactory cf =
CertificateFactory.getInstance("X.509", BouncyCastleProvider.PROVIDER_NAME);
return cf.generateCertPath(is, "PKCS7"); return cf.generateCertPath(is, "PKCS7");
} }
public static CertPath getCertificateChain(List<X509Certificate> certs) throws CertificateException, public static CertPath getCertificateChain(List<X509Certificate> certs)
NoSuchProviderException { throws CertificateException, NoSuchProviderException {
CertificateFactory cf = CertificateFactory.getInstance("X.509", BouncyCastleProvider.PROVIDER_NAME); CertificateFactory cf =
CertificateFactory.getInstance("X.509", BouncyCastleProvider.PROVIDER_NAME);
return cf.generateCertPath(certs); return cf.generateCertPath(certs);
} }
public static X509Certificate getX509CertificateFromPfx(byte[] pfxDER, String passwd) throws Exception { public static X509Certificate getX509CertificateFromPfx(byte[] pfxDER, String passwd)
InputDecryptorProvider inputDecryptorProvider = new JcePKCSPBEInputDecryptorProviderBuilder() throws Exception {
.setProvider(BouncyCastleProvider.PROVIDER_NAME).build(passwd.toCharArray()); InputDecryptorProvider inputDecryptorProvider =
new JcePKCSPBEInputDecryptorProviderBuilder()
.setProvider(BouncyCastleProvider.PROVIDER_NAME)
.build(passwd.toCharArray());
PKCS12PfxPdu pfx = new PKCS12PfxPdu(pfxDER); PKCS12PfxPdu pfx = new PKCS12PfxPdu(pfxDER);
ContentInfo[] infos = pfx.getContentInfos(); ContentInfo[] infos = pfx.getContentInfos();
@ -126,7 +134,8 @@ public class SM2CertUtil {
for (int i = 0; i != infos.length; i++) { for (int i = 0; i != infos.length; i++) {
if (infos[i].getContentType().equals(PKCSObjectIdentifiers.encryptedData)) { if (infos[i].getContentType().equals(PKCSObjectIdentifiers.encryptedData)) {
PKCS12SafeBagFactory dataFact = new PKCS12SafeBagFactory(infos[i], inputDecryptorProvider); PKCS12SafeBagFactory dataFact =
new PKCS12SafeBagFactory(infos[i], inputDecryptorProvider);
PKCS12SafeBag[] bags = dataFact.getSafeBags(); PKCS12SafeBag[] bags = dataFact.getSafeBags();
X509CertificateHolder certHoler = (X509CertificateHolder) bags[0].getBagValue(); X509CertificateHolder certHoler = (X509CertificateHolder) bags[0].getBagValue();
return SM2CertUtil.getX509Certificate(certHoler.getEncoded()); return SM2CertUtil.getX509Certificate(certHoler.getEncoded());
@ -140,9 +149,12 @@ public class SM2CertUtil {
return SM2CertUtil.getBCECPublicKey(getX509CertificateFromPfx(pfxDER, passwd)); return SM2CertUtil.getBCECPublicKey(getX509CertificateFromPfx(pfxDER, passwd));
} }
public static BCECPrivateKey getPrivateKeyFromPfx(byte[] pfxDER, String passwd) throws Exception { public static BCECPrivateKey getPrivateKeyFromPfx(byte[] pfxDER, String passwd)
InputDecryptorProvider inputDecryptorProvider = new JcePKCSPBEInputDecryptorProviderBuilder() throws Exception {
.setProvider(BouncyCastleProvider.PROVIDER_NAME).build(passwd.toCharArray()); InputDecryptorProvider inputDecryptorProvider =
new JcePKCSPBEInputDecryptorProviderBuilder()
.setProvider(BouncyCastleProvider.PROVIDER_NAME)
.build(passwd.toCharArray());
PKCS12PfxPdu pfx = new PKCS12PfxPdu(pfxDER); PKCS12PfxPdu pfx = new PKCS12PfxPdu(pfxDER);
ContentInfo[] infos = pfx.getContentInfos(); ContentInfo[] infos = pfx.getContentInfos();
@ -154,7 +166,8 @@ public class SM2CertUtil {
if (!infos[i].getContentType().equals(PKCSObjectIdentifiers.encryptedData)) { if (!infos[i].getContentType().equals(PKCSObjectIdentifiers.encryptedData)) {
PKCS12SafeBagFactory dataFact = new PKCS12SafeBagFactory(infos[i]); PKCS12SafeBagFactory dataFact = new PKCS12SafeBagFactory(infos[i]);
PKCS12SafeBag[] bags = dataFact.getSafeBags(); PKCS12SafeBag[] bags = dataFact.getSafeBags();
PKCS8EncryptedPrivateKeyInfo encInfo = (PKCS8EncryptedPrivateKeyInfo) bags[0].getBagValue(); PKCS8EncryptedPrivateKeyInfo encInfo =
(PKCS8EncryptedPrivateKeyInfo) bags[0].getBagValue();
PrivateKeyInfo info = encInfo.decryptPrivateKeyInfo(inputDecryptorProvider); PrivateKeyInfo info = encInfo.decryptPrivateKeyInfo(inputDecryptorProvider);
BCECPrivateKey privateKey = BCECUtil.convertPKCS8ToECPrivateKey(info.getEncoded()); BCECPrivateKey privateKey = BCECUtil.convertPKCS8ToECPrivateKey(info.getEncoded());
return privateKey; return privateKey;

14
src/main/java/org.zz/gmhelper/cert/SM2PfxMaker.java
View File

@ -29,8 +29,8 @@ public class SM2PfxMaker {
* @throws IOException * @throws IOException
* @throws PKCSException * @throws PKCSException
*/ */
public PKCS12PfxPdu makePfx(PrivateKey privKey, PublicKey pubKey, X509Certificate[] chain, String passwd) public PKCS12PfxPdu makePfx(PrivateKey privKey, PublicKey pubKey, X509Certificate[] chain,
throws NoSuchAlgorithmException, IOException, PKCSException { String passwd) throws NoSuchAlgorithmException, IOException, PKCSException {
JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils(); JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils();
PKCS12SafeBagBuilder taCertBagBuilder = new JcaPKCS12SafeBagBuilder(chain[2]); PKCS12SafeBagBuilder taCertBagBuilder = new JcaPKCS12SafeBagBuilder(chain[2]);
@ -64,8 +64,7 @@ public class SM2PfxMaker {
certs[2] = taCertBagBuilder.build(); certs[2] = taCertBagBuilder.build();
pfxPduBuilder.addEncryptedData(new BcPKCS12PBEOutputEncryptorBuilder( pfxPduBuilder.addEncryptedData(new BcPKCS12PBEOutputEncryptorBuilder(
PKCSObjectIdentifiers.pbeWithSHAAnd40BitRC2_CBC, PKCSObjectIdentifiers.pbeWithSHAAnd40BitRC2_CBC,
new CBCBlockCipher(new RC2Engine())).build(passwdChars), new CBCBlockCipher(new RC2Engine())).build(passwdChars), certs);
certs);
pfxPduBuilder.addData(keyBagBuilder.build()); pfxPduBuilder.addData(keyBagBuilder.build());
return pfxPduBuilder.build(new BcPKCS12MacCalculatorBuilder(), passwdChars); return pfxPduBuilder.build(new BcPKCS12MacCalculatorBuilder(), passwdChars);
} }
@ -80,8 +79,8 @@ public class SM2PfxMaker {
* @throws IOException * @throws IOException
* @throws PKCSException * @throws PKCSException
*/ */
public PKCS12PfxPdu makePfx(PrivateKey privKey, PublicKey pubKey, X509Certificate cert, String passwd) public PKCS12PfxPdu makePfx(PrivateKey privKey, PublicKey pubKey, X509Certificate cert,
throws NoSuchAlgorithmException, IOException, PKCSException { String passwd) throws NoSuchAlgorithmException, IOException, PKCSException {
JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils(); JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils();
PKCS12SafeBagBuilder eeCertBagBuilder = new JcaPKCS12SafeBagBuilder(cert); PKCS12SafeBagBuilder eeCertBagBuilder = new JcaPKCS12SafeBagBuilder(cert);
@ -105,8 +104,7 @@ public class SM2PfxMaker {
certs[0] = eeCertBagBuilder.build(); certs[0] = eeCertBagBuilder.build();
pfxPduBuilder.addEncryptedData(new BcPKCS12PBEOutputEncryptorBuilder( pfxPduBuilder.addEncryptedData(new BcPKCS12PBEOutputEncryptorBuilder(
PKCSObjectIdentifiers.pbeWithSHAAnd40BitRC2_CBC, PKCSObjectIdentifiers.pbeWithSHAAnd40BitRC2_CBC,
new CBCBlockCipher(new RC2Engine())).build(passwdChars), new CBCBlockCipher(new RC2Engine())).build(passwdChars), certs);
certs);
pfxPduBuilder.addData(keyBagBuilder.build()); pfxPduBuilder.addData(keyBagBuilder.build());
return pfxPduBuilder.build(new BcPKCS12MacCalculatorBuilder(), passwdChars); return pfxPduBuilder.build(new BcPKCS12MacCalculatorBuilder(), passwdChars);
} }

11
src/main/java/org.zz/gmhelper/cert/SM2Pkcs12Maker.java
View File

@ -12,8 +12,7 @@ public class SM2Pkcs12Maker {
/** /**
* @param privKey 用户私钥 * @param privKey 用户私钥
* @param chain X509证书数组， * @param chain X509证书数组， 第一个（index 0）为privKey对应的证书，index i+1 是index i的CA证书
* 第一个（index 0）为privKey对应的证书，index i+1 是index i的CA证书
* @param passwd 口令 * @param passwd 口令
* @return the PKCS#12 keystore * @return the PKCS#12 keystore
* @throws NoSuchProviderException * @throws NoSuchProviderException
@ -24,8 +23,8 @@ public class SM2Pkcs12Maker {
* @throws PKCSException * @throws PKCSException
*/ */
public KeyStore makePkcs12(PrivateKey privKey, X509Certificate[] chain, char[] passwd) public KeyStore makePkcs12(PrivateKey privKey, X509Certificate[] chain, char[] passwd)
throws KeyStoreException, NoSuchProviderException, throws KeyStoreException, NoSuchProviderException, NoSuchAlgorithmException,
NoSuchAlgorithmException, CertificateException, IOException { CertificateException, IOException {
KeyStore ks = KeyStore.getInstance("PKCS12", "BC"); KeyStore ks = KeyStore.getInstance("PKCS12", "BC");
ks.load(null, passwd); ks.load(null, passwd);
ks.setKeyEntry("User Key", privKey, passwd, chain); ks.setKeyEntry("User Key", privKey, passwd, chain);
@ -42,8 +41,8 @@ public class SM2Pkcs12Maker {
* @throws PKCSException * @throws PKCSException
*/ */
public KeyStore makePkcs12(PrivateKey privKey, X509Certificate cert, char[] passwd) public KeyStore makePkcs12(PrivateKey privKey, X509Certificate cert, char[] passwd)
throws KeyStoreException, NoSuchProviderException, throws KeyStoreException, NoSuchProviderException, NoSuchAlgorithmException,
NoSuchAlgorithmException, CertificateException, IOException { CertificateException, IOException {
return makePkcs12(privKey, new X509Certificate[] {cert}, passwd); return makePkcs12(privKey, new X509Certificate[] {cert}, passwd);
} }
} }

23
src/main/java/org.zz/gmhelper/cert/SM2PrivateKey.java
View File

@ -23,7 +23,8 @@ public class SM2PrivateKey extends BCECPrivateKey {
public SM2PrivateKey(BCECPrivateKey privateKey, BCECPublicKey publicKey) { public SM2PrivateKey(BCECPrivateKey privateKey, BCECPublicKey publicKey) {
super(privateKey.getAlgorithm(), privateKey); super(privateKey.getAlgorithm(), privateKey);
this.sm2PublicKey = getSM2PublicKeyDetails(new SM2PublicKey(publicKey.getAlgorithm(), publicKey)); this.sm2PublicKey =
getSM2PublicKeyDetails(new SM2PublicKey(publicKey.getAlgorithm(), publicKey));
this.withCompression = false; this.withCompression = false;
} }
@ -33,8 +34,8 @@ public class SM2PrivateKey extends BCECPrivateKey {
} }
/** /**
* Return a PKCS8 representation of the key. The sequence returned * Return a PKCS8 representation of the key. The sequence returned represents a full
* represents a full PrivateKeyInfo object. * PrivateKeyInfo object.
* *
* @return a PKCS8 representation of the key. * @return a PKCS8 representation of the key.
*/ */
@ -48,20 +49,25 @@ public class SM2PrivateKey extends BCECPrivateKey {
if (ecSpec == null) { if (ecSpec == null) {
orderBitLength = ECUtil.getOrderBitLength(configuration, null, this.getS()); orderBitLength = ECUtil.getOrderBitLength(configuration, null, this.getS());
} else { } else {
orderBitLength = ECUtil.getOrderBitLength(configuration, ecSpec.getOrder(), this.getS()); orderBitLength =
ECUtil.getOrderBitLength(configuration, ecSpec.getOrder(), this.getS());
} }
PrivateKeyInfo info; PrivateKeyInfo info;
org.bouncycastle.asn1.sec.ECPrivateKey keyStructure; org.bouncycastle.asn1.sec.ECPrivateKey keyStructure;
if (sm2PublicKey != null) { if (sm2PublicKey != null) {
keyStructure = new org.bouncycastle.asn1.sec.ECPrivateKey(orderBitLength, this.getS(), sm2PublicKey, params); keyStructure = new org.bouncycastle.asn1.sec.ECPrivateKey(orderBitLength, this.getS(),
sm2PublicKey, params);
} else { } else {
keyStructure = new org.bouncycastle.asn1.sec.ECPrivateKey(orderBitLength, this.getS(), params); keyStructure =
new org.bouncycastle.asn1.sec.ECPrivateKey(orderBitLength, this.getS(), params);
} }
try { try {
info = new PrivateKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, params), keyStructure); info = new PrivateKeyInfo(
new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, params),
keyStructure);
return info.getEncoded(ASN1Encoding.DER); return info.getEncoded(ASN1Encoding.DER);
} catch (IOException e) { } catch (IOException e) {
@ -71,7 +77,8 @@ public class SM2PrivateKey extends BCECPrivateKey {
private DERBitString getSM2PublicKeyDetails(SM2PublicKey pub) { private DERBitString getSM2PublicKeyDetails(SM2PublicKey pub) {
try { try {
SubjectPublicKeyInfo info = SubjectPublicKeyInfo.getInstance(ASN1Primitive.fromByteArray(pub.getEncoded())); SubjectPublicKeyInfo info =
SubjectPublicKeyInfo.getInstance(ASN1Primitive.fromByteArray(pub.getEncoded()));
return info.getPublicKeyData(); return info.getPublicKeyData();
} catch (IOException e) { // should never happen } catch (IOException e) { // should never happen

7
src/main/java/org.zz/gmhelper/cert/SM2PublicKey.java
View File

@ -10,7 +10,8 @@ import org.bouncycastle.jcajce.provider.asymmetric.ec.BCECPublicKey;
import org.bouncycastle.jcajce.provider.asymmetric.util.KeyUtil; import org.bouncycastle.jcajce.provider.asymmetric.util.KeyUtil;
public class SM2PublicKey extends BCECPublicKey { public class SM2PublicKey extends BCECPublicKey {
public static final ASN1ObjectIdentifier ID_SM2_PUBKEY_PARAM = new ASN1ObjectIdentifier("1.2.156.10197.1.301"); public static final ASN1ObjectIdentifier ID_SM2_PUBKEY_PARAM =
new ASN1ObjectIdentifier("1.2.156.10197.1.301");
private boolean withCompression; private boolean withCompression;
@ -26,8 +27,8 @@ public class SM2PublicKey extends BCECPublicKey {
@Override @Override
public byte[] getEncoded() { public byte[] getEncoded() {
ASN1OctetString p = ASN1OctetString.getInstance( ASN1OctetString p = ASN1OctetString
new X9ECPoint(getQ(), withCompression).toASN1Primitive()); .getInstance(new X9ECPoint(getQ(), withCompression).toASN1Primitive());
// stored curve is null if ImplicitlyCa // stored curve is null if ImplicitlyCa
SubjectPublicKeyInfo info = new SubjectPublicKeyInfo( SubjectPublicKeyInfo info = new SubjectPublicKeyInfo(

69
src/main/java/org.zz/gmhelper/cert/SM2X509CertMaker.java
View File

@ -28,9 +28,7 @@ import java.util.List;
public class SM2X509CertMaker { public class SM2X509CertMaker {
private static enum CertLevel { private static enum CertLevel {
RootCA, RootCA, SubCA, EndEntity
SubCA,
EndEntity
} // class CertLevel } // class CertLevel
public static final String SIGN_ALGO_SM3WITHSM2 = "SM3withSM2"; public static final String SIGN_ALGO_SM3WITHSM2 = "SM3withSM2";
@ -41,9 +39,7 @@ public class SM2X509CertMaker {
private KeyPair issuerKeyPair; private KeyPair issuerKeyPair;
/** /**
* @param issuerKeyPair 证书颁发者的密钥对。 * @param issuerKeyPair 证书颁发者的密钥对。 其实一般的CA的私钥都是要严格保护的。 一般CA的私钥都会放在加密卡/加密机里，证书的签名由加密卡/加密机完成。
* 其实一般的CA的私钥都是要严格保护的。
* 一般CA的私钥都会放在加密卡/加密机里，证书的签名由加密卡/加密机完成。
* 这里仅是为了演示BC库签发证书的用法，所以暂时不作太多要求。 * 这里仅是为了演示BC库签发证书的用法，所以暂时不作太多要求。
* @param certExpire 证书有效时间，单位毫秒 * @param certExpire 证书有效时间，单位毫秒
* @param issuer 证书颁发者信息 * @param issuer 证书颁发者信息
@ -64,8 +60,7 @@ public class SM2X509CertMaker {
* @return 新的证书 * @return 新的证书
* @throws Exception 如果错误发生 * @throws Exception 如果错误发生
*/ */
public X509Certificate makeRootCACert(byte[] csr) public X509Certificate makeRootCACert(byte[] csr) throws Exception {
throws Exception {
KeyUsage usage = new KeyUsage(KeyUsage.keyCertSign | KeyUsage.cRLSign); KeyUsage usage = new KeyUsage(KeyUsage.keyCertSign | KeyUsage.cRLSign);
return makeCertificate(CertLevel.RootCA, null, csr, usage, null); return makeCertificate(CertLevel.RootCA, null, csr, usage, null);
} }
@ -77,8 +72,7 @@ public class SM2X509CertMaker {
* @return 新的证书 * @return 新的证书
* @throws Exception 如果错误发生 * @throws Exception 如果错误发生
*/ */
public X509Certificate makeSubCACert(byte[] csr) public X509Certificate makeSubCACert(byte[] csr) throws Exception {
throws Exception {
KeyUsage usage = new KeyUsage(KeyUsage.keyCertSign | KeyUsage.cRLSign); KeyUsage usage = new KeyUsage(KeyUsage.keyCertSign | KeyUsage.cRLSign);
return makeCertificate(CertLevel.SubCA, 0, csr, usage, null); return makeCertificate(CertLevel.SubCA, 0, csr, usage, null);
} }
@ -90,8 +84,7 @@ public class SM2X509CertMaker {
* @return 新的证书 * @return 新的证书
* @throws Exception 如果错误发生 * @throws Exception 如果错误发生
*/ */
public X509Certificate makeSSLEndEntityCert(byte[] csr) public X509Certificate makeSSLEndEntityCert(byte[] csr) throws Exception {
throws Exception {
return makeEndEntityCert(csr, return makeEndEntityCert(csr,
new KeyPurposeId[] {KeyPurposeId.id_kp_clientAuth, KeyPurposeId.id_kp_serverAuth}); new KeyPurposeId[] {KeyPurposeId.id_kp_clientAuth, KeyPurposeId.id_kp_serverAuth});
} }
@ -104,8 +97,7 @@ public class SM2X509CertMaker {
* @return 新的证书 * @return 新的证书
* @throws Exception 如果错误发生 * @throws Exception 如果错误发生
*/ */
public X509Certificate makeEndEntityCert(byte[] csr, public X509Certificate makeEndEntityCert(byte[] csr, KeyPurposeId[] extendedKeyUsages)
KeyPurposeId[] extendedKeyUsages)
throws Exception { throws Exception {
KeyUsage usage = new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyAgreement KeyUsage usage = new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyAgreement
| KeyUsage.dataEncipherment | KeyUsage.keyEncipherment); | KeyUsage.dataEncipherment | KeyUsage.keyEncipherment);
@ -120,8 +112,7 @@ public class SM2X509CertMaker {
* @throws Exception * @throws Exception
*/ */
private X509Certificate makeCertificate(CertLevel certLevel, Integer pathLenConstrain, private X509Certificate makeCertificate(CertLevel certLevel, Integer pathLenConstrain,
byte[] csr, KeyUsage keyUsage, KeyPurposeId[] extendedKeyUsages) byte[] csr, KeyUsage keyUsage, KeyPurposeId[] extendedKeyUsages) throws Exception {
throws Exception {
if (certLevel == CertLevel.EndEntity) { if (certLevel == CertLevel.EndEntity) {
if (keyUsage.hasUsages(KeyUsage.keyCertSign)) { if (keyUsage.hasUsages(KeyUsage.keyCertSign)) {
throw new IllegalArgumentException( throw new IllegalArgumentException(
@ -139,13 +130,11 @@ public class SM2X509CertMaker {
String email = null; String email = null;
String commonName = null; String commonName = null;
/* /*
* RFC 5280 §4.2.1.6 Subject * RFC 5280 §4.2.1.6 Subject Conforming implementations generating new certificates with
* Conforming implementations generating new certificates with * electronic mail addresses MUST use the rfc822Name in the subject alternative name
* electronic mail addresses MUST use the rfc822Name in the subject * extension (Section 4.2.1.6) to describe such identities. Simultaneous inclusion of the
* alternative name extension (Section 4.2.1.6) to describe such * emailAddress attribute in the subject distinguished name to support legacy
* identities. Simultaneous inclusion of the emailAddress attribute in * implementations is deprecated but permitted.
* the subject distinguished name to support legacy implementations is
* deprecated but permitted.
*/ */
RDN[] rdns = subject.getRDNs(); RDN[] rdns = subject.getRDNs();
List<RDN> newRdns = new ArrayList<>(rdns.length); List<RDN> newRdns = new ArrayList<>(rdns.length);
@ -167,9 +156,8 @@ public class SM2X509CertMaker {
List<GeneralName> subjectAltNames = new LinkedList<>(); List<GeneralName> subjectAltNames = new LinkedList<>();
if (email != null) { if (email != null) {
subject = new X500Name(newRdns.toArray(new RDN[0])); subject = new X500Name(newRdns.toArray(new RDN[0]));
subjectAltNames.add( subjectAltNames
new GeneralName(GeneralName.rfc822Name, .add(new GeneralName(GeneralName.rfc822Name, new DERIA5String(email, true)));
new DERIA5String(email, true)));
} }
boolean selfSignedEECert = false; boolean selfSignedEECert = false;
@ -178,7 +166,8 @@ public class SM2X509CertMaker {
if (issuerDN.equals(subject)) { if (issuerDN.equals(subject)) {
subject = issuerDN; subject = issuerDN;
} else { } else {
throw new IllegalArgumentException("subject != issuer for certLevel " + CertLevel.RootCA); throw new IllegalArgumentException(
"subject != issuer for certLevel " + CertLevel.RootCA);
} }
break; break;
case SubCA: case SubCA:
@ -197,17 +186,16 @@ public class SM2X509CertMaker {
BigInteger serialNumber = snAllocator.nextSerialNumber(); BigInteger serialNumber = snAllocator.nextSerialNumber();
Date notBefore = new Date(); Date notBefore = new Date();
Date notAfter = new Date(notBefore.getTime() + certExpire); Date notAfter = new Date(notBefore.getTime() + certExpire);
X509v3CertificateBuilder v3CertGen = new X509v3CertificateBuilder( X509v3CertificateBuilder v3CertGen = new X509v3CertificateBuilder(issuerDN, serialNumber,
issuerDN, serialNumber, notBefore, notAfter, subject, subPub);
notBefore, notAfter,
subject, subPub);
JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils(); JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils();
v3CertGen.addExtension(Extension.subjectKeyIdentifier, false, v3CertGen.addExtension(Extension.subjectKeyIdentifier, false,
extUtils.createSubjectKeyIdentifier(subPub)); extUtils.createSubjectKeyIdentifier(subPub));
if (certLevel != CertLevel.RootCA && !selfSignedEECert) { if (certLevel != CertLevel.RootCA && !selfSignedEECert) {
v3CertGen.addExtension(Extension.authorityKeyIdentifier, false, v3CertGen.addExtension(Extension.authorityKeyIdentifier, false,
extUtils.createAuthorityKeyIdentifier(SubjectPublicKeyInfo.getInstance(issPub.getEncoded()))); extUtils.createAuthorityKeyIdentifier(
SubjectPublicKeyInfo.getInstance(issPub.getEncoded())));
} }
// RFC 5280 §4.2.1.9 Basic Constraints: // RFC 5280 §4.2.1.9 Basic Constraints:
@ -219,12 +207,13 @@ public class SM2X509CertMaker {
if (certLevel == CertLevel.EndEntity) { if (certLevel == CertLevel.EndEntity) {
basicConstraints = new BasicConstraints(false); basicConstraints = new BasicConstraints(false);
} else { } else {
basicConstraints = pathLenConstrain == null basicConstraints = pathLenConstrain == null ? new BasicConstraints(true)
? new BasicConstraints(true) : new BasicConstraints(pathLenConstrain.intValue()); : new BasicConstraints(pathLenConstrain.intValue());
} }
v3CertGen.addExtension(Extension.basicConstraints, true, basicConstraints); v3CertGen.addExtension(Extension.basicConstraints, true, basicConstraints);
// RFC 5280 §4.2.1.3 Key Usage: When present, conforming CAs SHOULD mark this extension as critical. // RFC 5280 §4.2.1.3 Key Usage: When present, conforming CAs SHOULD mark this extension as
// critical.
v3CertGen.addExtension(Extension.keyUsage, true, keyUsage); v3CertGen.addExtension(Extension.keyUsage, true, keyUsage);
if (extendedKeyUsages != null) { if (extendedKeyUsages != null) {
@ -243,8 +232,8 @@ public class SM2X509CertMaker {
if (commonName == null) { if (commonName == null) {
throw new IllegalArgumentException("commonName must not be null"); throw new IllegalArgumentException("commonName must not be null");
} }
GeneralName name = new GeneralName(GeneralName.dNSName, GeneralName name =
new DERIA5String(commonName, true)); new GeneralName(GeneralName.dNSName, new DERIA5String(commonName, true));
subjectAltNames.add(name); subjectAltNames.add(name);
} }
} }
@ -255,7 +244,8 @@ public class SM2X509CertMaker {
} }
JcaContentSignerBuilder contentSignerBuilder = makeContentSignerBuilder(issPub); JcaContentSignerBuilder contentSignerBuilder = makeContentSignerBuilder(issPub);
X509Certificate cert = new JcaX509CertificateConverter().setProvider(BouncyCastleProvider.PROVIDER_NAME) X509Certificate cert =
new JcaX509CertificateConverter().setProvider(BouncyCastleProvider.PROVIDER_NAME)
.getCertificate(v3CertGen.build(contentSignerBuilder.build(issPriv))); .getCertificate(v3CertGen.build(contentSignerBuilder.build(issPriv)));
cert.verify(issPub); cert.verify(issPub);
@ -264,7 +254,8 @@ public class SM2X509CertMaker {
private JcaContentSignerBuilder makeContentSignerBuilder(PublicKey issPub) throws Exception { private JcaContentSignerBuilder makeContentSignerBuilder(PublicKey issPub) throws Exception {
if (issPub.getAlgorithm().equals("EC")) { if (issPub.getAlgorithm().equals("EC")) {
JcaContentSignerBuilder contentSignerBuilder = new JcaContentSignerBuilder(SIGN_ALGO_SM3WITHSM2); JcaContentSignerBuilder contentSignerBuilder =
new JcaContentSignerBuilder(SIGN_ALGO_SM3WITHSM2);
contentSignerBuilder.setProvider(BouncyCastleProvider.PROVIDER_NAME); contentSignerBuilder.setProvider(BouncyCastleProvider.PROVIDER_NAME);
return contentSignerBuilder; return contentSignerBuilder;
} }

26
src/main/java/org/paillier/PaillierCipher.java Executable file → Normal file
View File

@ -37,8 +37,8 @@ public class PaillierCipher {
byte[] data = new byte[nLenBytes.length + nBytes.length + cipherBytes.length]; byte[] data = new byte[nLenBytes.length + nBytes.length + cipherBytes.length];
System.arraycopy(nLenBytes, 0, data, 0, nLenBytes.length); System.arraycopy(nLenBytes, 0, data, 0, nLenBytes.length);
System.arraycopy(nBytes, 0, data, nLenBytes.length, nBytes.length); System.arraycopy(nBytes, 0, data, nLenBytes.length, nBytes.length);
System.arraycopy( System.arraycopy(cipherBytes, 0, data, nLenBytes.length + nBytes.length,
cipherBytes, 0, data, nLenBytes.length + nBytes.length, cipherBytes.length); cipherBytes.length);
return data; return data;
} }
@ -49,10 +49,7 @@ public class PaillierCipher {
public static BigInteger decrypt(byte[] ciphertext, PrivateKey privateKey) { public static BigInteger decrypt(byte[] ciphertext, PrivateKey privateKey) {
RSAPrivateCrtKey rsaPriKey = (RSAPrivateCrtKey) privateKey; RSAPrivateCrtKey rsaPriKey = (RSAPrivateCrtKey) privateKey;
BigInteger n = rsaPriKey.getModulus(); BigInteger n = rsaPriKey.getModulus();
BigInteger lambda = BigInteger lambda = rsaPriKey.getPrimeP().subtract(BigInteger.ONE)
rsaPriKey
.getPrimeP()
.subtract(BigInteger.ONE)
.multiply(rsaPriKey.getPrimeQ().subtract(BigInteger.ONE)); .multiply(rsaPriKey.getPrimeQ().subtract(BigInteger.ONE));
int nLen = CommonUtils.byte2ToUnsignedShort(ciphertext); int nLen = CommonUtils.byte2ToUnsignedShort(ciphertext);
@ -70,13 +67,8 @@ public class PaillierCipher {
BigInteger mu = lambda.modInverse(n); BigInteger mu = lambda.modInverse(n);
BigInteger nsquare = n.multiply(n); BigInteger nsquare = n.multiply(n);
BigInteger message = BigInteger message = intCiphertext.modPow(lambda, nsquare).subtract(BigInteger.ONE)
intCiphertext .divide(n).multiply(mu).mod(n);
.modPow(lambda, nsquare)
.subtract(BigInteger.ONE)
.divide(n)
.multiply(mu)
.mod(n);
BigInteger maxValue = BigInteger.ONE.shiftLeft(n.bitLength() / 2); BigInteger maxValue = BigInteger.ONE.shiftLeft(n.bitLength() / 2);
if (message.compareTo(maxValue) > 0) { if (message.compareTo(maxValue) > 0) {
return message.subtract(n); return message.subtract(n);
@ -86,9 +78,7 @@ public class PaillierCipher {
} }
public static String ciphertextAdd(String ciphertext1, String ciphertext2) { public static String ciphertextAdd(String ciphertext1, String ciphertext2) {
return CommonUtils.byteToHexString( return CommonUtils.byteToHexString(ciphertextAdd(CommonUtils.hexStringToBytes(ciphertext1),
ciphertextAdd(
CommonUtils.hexStringToBytes(ciphertext1),
CommonUtils.hexStringToBytes(ciphertext2))); CommonUtils.hexStringToBytes(ciphertext2)));
} }
@ -122,8 +112,8 @@ public class PaillierCipher {
byte[] data = new byte[nLenBytes.length + nBytes1.length + cipherBytes.length]; byte[] data = new byte[nLenBytes.length + nBytes1.length + cipherBytes.length];
System.arraycopy(nLenBytes, 0, data, 0, nLenBytes.length); System.arraycopy(nLenBytes, 0, data, 0, nLenBytes.length);
System.arraycopy(nBytes1, 0, data, nLenBytes.length, nBytes1.length); System.arraycopy(nBytes1, 0, data, nLenBytes.length, nBytes1.length);
System.arraycopy( System.arraycopy(cipherBytes, 0, data, nLenBytes.length + nBytes1.length,
cipherBytes, 0, data, nLenBytes.length + nBytes1.length, cipherBytes.length); cipherBytes.length);
return data; return data;
} }
} }

8
src/test/java/org/paillier/PaillierTest.java Executable file → Normal file
View File

@ -2,8 +2,6 @@ package org.paillier;
import org.junit.Assert; import org.junit.Assert;
import org.junit.Test; import org.junit.Test;
import org.paillier.PaillierCipher;
import org.paillier.PaillierKeyPair;
import java.math.BigInteger; import java.math.BigInteger;
import java.security.KeyPair; import java.security.KeyPair;
@ -62,8 +60,7 @@ public class PaillierTest {
@Test @Test
public void decryptTest() { public void decryptTest() {
String privateKeyStr = String privateKeyStr = "-----BEGIN PRIVATE KEY-----\n"
"-----BEGIN PRIVATE KEY-----\n"
+ "MIIEvQIBADANBgkqhkiG9w0BAQEFAASCBKcwggSjAgEAAoIBAQC1f/Oa//I+SFNN\n" + "MIIEvQIBADANBgkqhkiG9w0BAQEFAASCBKcwggSjAgEAAoIBAQC1f/Oa//I+SFNN\n"
+ "v+PmHGJ1vLGFDu6A0IQV9DcX/hf2R2JFW/ONxfjlrtAh4dW7itMwIA6u64UlKiml\n" + "v+PmHGJ1vLGFDu6A0IQV9DcX/hf2R2JFW/ONxfjlrtAh4dW7itMwIA6u64UlKiml\n"
+ "4UuVBT9ca4wv7R87DFqhxquh+ObMzo2x6QAaXnvL5WMmu8+/aLg6Nc06BXtJHsiw\n" + "4UuVBT9ca4wv7R87DFqhxquh+ObMzo2x6QAaXnvL5WMmu8+/aLg6Nc06BXtJHsiw\n"
@ -89,8 +86,7 @@ public class PaillierTest {
+ "pue4kqTPW1Vxdjh6CA/Hb7VHBT/hbdAT1fI7WCgBAoGAZq1rFESL3roi8DtOWl51\n" + "pue4kqTPW1Vxdjh6CA/Hb7VHBT/hbdAT1fI7WCgBAoGAZq1rFESL3roi8DtOWl51\n"
+ "nduNO20Yloe6tlhUAKo63krRHKBeKTyLXycpZHcq6UEfys3dixFfu0lN6002lUku\n" + "nduNO20Yloe6tlhUAKo63krRHKBeKTyLXycpZHcq6UEfys3dixFfu0lN6002lUku\n"
+ "MTbmNOJWhOCa2xuZY0CeINKFnKBnbiauBpo6x+2J0PoWFn8wd1tzFJPbodk8Km1f\n" + "MTbmNOJWhOCa2xuZY0CeINKFnKBnbiauBpo6x+2J0PoWFn8wd1tzFJPbodk8Km1f\n"
+ "qySov+6mrQxHojQYBu9/yYQ=\n" + "qySov+6mrQxHojQYBu9/yYQ=\n" + "-----END PRIVATE KEY-----";
+ "-----END PRIVATE KEY-----";
String cipher = String cipher =
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