本文整理汇总了Java中org.spongycastle.asn1.DERSequenceGenerator.close方法的典型用法代码示例。如果您正苦于以下问题:Java DERSequenceGenerator.close方法的具体用法?Java DERSequenceGenerator.close怎么用?Java DERSequenceGenerator.close使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.spongycastle.asn1.DERSequenceGenerator
的用法示例。
在下文中一共展示了DERSequenceGenerator.close方法的8个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: toASN1
import org.spongycastle.asn1.DERSequenceGenerator; //导入方法依赖的package包/类
/**
* Output this ECKey as an ASN.1 encoded private key, as understood by
* OpenSSL or used by Bitcoin Core in its wallet storage format.
*
* @throws eu.bittrade.crypto.core.ECKey.MissingPrivateKeyException
* if the private key is missing or encrypted.
*/
public byte[] toASN1() {
try {
byte[] privKeyBytes = getPrivKeyBytes();
ByteArrayOutputStream baos = new ByteArrayOutputStream(400);
// ASN1_SEQUENCE(EC_PRIVATEKEY) = {
// ASN1_SIMPLE(EC_PRIVATEKEY, version, LONG),
// ASN1_SIMPLE(EC_PRIVATEKEY, privateKey, ASN1_OCTET_STRING),
// ASN1_EXP_OPT(EC_PRIVATEKEY, parameters, ECPKPARAMETERS, 0),
// ASN1_EXP_OPT(EC_PRIVATEKEY, publicKey, ASN1_BIT_STRING, 1)
// } ASN1_SEQUENCE_END(EC_PRIVATEKEY)
DERSequenceGenerator seq = new DERSequenceGenerator(baos);
seq.addObject(new ASN1Integer(1)); // version
seq.addObject(new DEROctetString(privKeyBytes));
seq.addObject(new DERTaggedObject(0, CURVE_PARAMS.toASN1Primitive()));
seq.addObject(new DERTaggedObject(1, new DERBitString(getPubKey())));
seq.close();
return baos.toByteArray();
} catch (IOException e) {
throw new RuntimeException(e); // Cannot happen, writing to memory
// stream.
}
}
示例2: toASN1
import org.spongycastle.asn1.DERSequenceGenerator; //导入方法依赖的package包/类
/**
* Output this ECKey as an ASN.1 encoded private key, as understood by OpenSSL or used by the
* BitCoin reference
* implementation in its wallet storage format.
*/
public byte[] toASN1() {
try {
ByteArrayOutputStream baos = new ByteArrayOutputStream(400);
DERSequenceGenerator seq = new DERSequenceGenerator(baos);
seq.addObject(new ASN1Integer(1)); // version
seq.addObject(new DEROctetString(priv.toByteArray()));
seq.addObject(new DERTaggedObject(0, SECNamedCurves.getByName("secp256k1")
.toASN1Primitive()));
seq.addObject(new DERTaggedObject(1, new DERBitString(getPubKey())));
seq.close();
return baos.toByteArray();
} catch (IOException e) {
throw new RuntimeException(e); // Cannot happen, writing to memory stream.
}
}
示例3: toASN1
import org.spongycastle.asn1.DERSequenceGenerator; //导入方法依赖的package包/类
/**
* Output this ECKey as an ASN.1 encoded private key, as understood by OpenSSL or used by the BitCoin reference
* implementation in its wallet storage format.
*/
public byte[] toASN1() {
try {
ByteArrayOutputStream baos = new ByteArrayOutputStream(400);
// ASN1_SEQUENCE(EC_PRIVATEKEY) = {
// ASN1_SIMPLE(EC_PRIVATEKEY, version, LONG),
// ASN1_SIMPLE(EC_PRIVATEKEY, privateKey, ASN1_OCTET_STRING),
// ASN1_EXP_OPT(EC_PRIVATEKEY, parameters, ECPKPARAMETERS, 0),
// ASN1_EXP_OPT(EC_PRIVATEKEY, publicKey, ASN1_BIT_STRING, 1)
// } ASN1_SEQUENCE_END(EC_PRIVATEKEY)
DERSequenceGenerator seq = new DERSequenceGenerator(baos);
seq.addObject(new ASN1Integer(1)); // version
seq.addObject(new DEROctetString(priv.toByteArray()));
seq.addObject(new DERTaggedObject(0, SECNamedCurves.getByName("secp256k1").toASN1Primitive()));
seq.addObject(new DERTaggedObject(1, new DERBitString(getPubKey())));
seq.close();
return baos.toByteArray();
} catch (IOException e) {
throw new RuntimeException(e); // Cannot happen, writing to memory stream.
}
}
示例4: derByteStream
import org.spongycastle.asn1.DERSequenceGenerator; //导入方法依赖的package包/类
protected ByteArrayOutputStream derByteStream() throws IOException {
// Usually 70-72 bytes.
ByteArrayOutputStream bos = new ByteArrayOutputStream(72);
DERSequenceGenerator seq = new DERSequenceGenerator(bos);
seq.addObject(new ASN1Integer(r));
seq.addObject(new ASN1Integer(s));
seq.close();
return bos;
}
示例5: getEncoded
import org.spongycastle.asn1.DERSequenceGenerator; //导入方法依赖的package包/类
/**
* DER - From Big Integer rs to byte[]
* UAF_ALG_SIGN_SECP256K1_ECDSA_SHA256_DER 0x06
* DER [ITU-X690-2008] encoded ECDSA signature [RFC5480] on the secp256k1 curve.
* I.e. a DER encoded SEQUENCE { r INTEGER, s INTEGER }
* @param signature
* @return
* @throws IOException
*/
public static byte[] getEncoded(BigInteger[] sigs)
throws IOException {
ByteArrayOutputStream bos = new ByteArrayOutputStream(72);
DERSequenceGenerator seq = new DERSequenceGenerator(bos);
seq.addObject(new ASN1Integer(sigs[0]));
seq.addObject(new ASN1Integer(sigs[1]));
seq.close();
return bos.toByteArray();
}
示例6: derByteStream
import org.spongycastle.asn1.DERSequenceGenerator; //导入方法依赖的package包/类
protected ByteArrayOutputStream derByteStream() throws IOException {
// Usually 70-ic_launcher bytes.
ByteArrayOutputStream bos = new ByteArrayOutputStream(72);
DERSequenceGenerator seq = new DERSequenceGenerator(bos);
seq.addObject(new ASN1Integer(r));
seq.addObject(new ASN1Integer(s));
seq.close();
return bos;
}
示例7: signTransaction
import org.spongycastle.asn1.DERSequenceGenerator; //导入方法依赖的package包/类
public boolean signTransaction(BigInteger privateKey) {
ECPrivateKeyParameters privateKeyParams = new ECPrivateKeyParameters(privateKey, EC_PARAMS);
ECDSASigner signer = new ECDSASigner();
signer.init(true, privateKeyParams);
byte[] hashedTransaction = Bitcoin.hash256(getBytes());
BigInteger[] rawSignature = signer.generateSignature(hashedTransaction);
try {
ByteArrayOutputStream baos = new ByteArrayOutputStream(72);
DERSequenceGenerator derGen = new DERSequenceGenerator(baos);
derGen.addObject(new ASN1Integer(rawSignature[0]));
derGen.addObject(new ASN1Integer(rawSignature[1]));
derGen.close();
byte[] ecdsaSignature = baos.toByteArray();
byte[] publicKey = Bitcoin.generatePublicKey(privateKey);
String signature = Bitcoin.encodeBase58(ecdsaSignature) + " " + Bitcoin.encodeBase58(publicKey);
for (int i = 0; i < creations.size(); i++) {
creations.get(i).setSignature(signature);
}
for (int i = 0; i < inputs.size(); i++) {
inputs.get(i).setSignature(signature);
}
return true;
} catch (IOException e) {
e.printStackTrace();
return false;
}
}
示例8: signTransaction
import org.spongycastle.asn1.DERSequenceGenerator; //导入方法依赖的package包/类
public boolean signTransaction(BigInteger privateKey) {
ECPrivateKeyParameters privateKeyParams = new ECPrivateKeyParameters(privateKey, Bitcoin.EC_PARAMS);
ECDSASigner signer = new ECDSASigner();
signer.init(true, privateKeyParams);
byte[] hashedTransaction = Bitcoin.hash256(getBytes());
BigInteger[] rawSignature = signer.generateSignature(hashedTransaction);
try {
ByteArrayOutputStream baos = new ByteArrayOutputStream(72);
DERSequenceGenerator derGen = new DERSequenceGenerator(baos);
derGen.addObject(new ASN1Integer(rawSignature[0]));
derGen.addObject(new ASN1Integer(rawSignature[1]));
derGen.close();
byte[] ecdsaSignature = baos.toByteArray();
byte[] publicKey = Bitcoin.generatePublicKey(privateKey);
String signature = Bitcoin.encodeBase58(ecdsaSignature) + " " + Bitcoin.encodeBase58(publicKey);
for (Creation creation : creations) {
creation.setSignature(signature);
}
for (Input input : inputs) {
input.setSignature(signature);
}
return true;
} catch (IOException e) {
e.printStackTrace();
return false;
}
}