本文整理了Java中org.spongycastle.crypto.macs.HMac.getMacSize()
方法的一些代码示例,展示了HMac.getMacSize()
的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。HMac.getMacSize()
方法的具体详情如下:
包路径:org.spongycastle.crypto.macs.HMac
类名称:HMac
方法名:getMacSize
暂无
代码示例来源:origin: com.madgag.spongycastle/bctls-jdk15on
public int getMacLength()
{
return hmac.getMacSize();
}
代码示例来源:origin: com.madgag.spongycastle/core
/**
* Base constructor.
*
* @param digest digest to build the HMAC on.
*/
public HMacDSAKCalculator(Digest digest)
{
this.hMac = new HMac(digest);
this.V = new byte[hMac.getMacSize()];
this.K = new byte[hMac.getMacSize()];
}
代码示例来源:origin: com.madgag.spongycastle/pkix
public byte[] getMac()
{
byte[] res = new byte[hMac.getMacSize()];
hMac.doFinal(res, 0);
return res;
}
代码示例来源:origin: com.madgag.spongycastle/bctls-jdk15on
public byte[] calculateMAC()
{
byte[] rv = new byte[hmac.getMacSize()];
hmac.doFinal(rv, 0);
return rv;
}
代码示例来源:origin: com.madgag.spongycastle/bcpkix-jdk15on
public byte[] getMac()
{
byte[] res = new byte[hMac.getMacSize()];
hMac.doFinal(res, 0);
return res;
}
代码示例来源:origin: com.madgag.spongycastle/core
static void hmac_hash(Digest digest, byte[] secret, byte[] seed, byte[] out)
{
HMac mac = new HMac(digest);
mac.init(new KeyParameter(secret));
byte[] a = seed;
int size = digest.getDigestSize();
int iterations = (out.length + size - 1) / size;
byte[] buf = new byte[mac.getMacSize()];
byte[] buf2 = new byte[mac.getMacSize()];
for (int i = 0; i < iterations; i++)
{
mac.update(a, 0, a.length);
mac.doFinal(buf, 0);
a = buf;
mac.update(a, 0, a.length);
mac.update(seed, 0, seed.length);
mac.doFinal(buf2, 0);
System.arraycopy(buf2, 0, out, (size * i), Math.min(size, out.length - (size * i)));
}
}
代码示例来源:origin: com.madgag/scprov-jdk15on
public void engineStore(OutputStream stream, char[] password)
throws IOException
{
DataOutputStream dOut = new DataOutputStream(stream);
byte[] salt = new byte[STORE_SALT_SIZE];
int iterationCount = MIN_ITERATIONS + (random.nextInt() & 0x3ff);
random.nextBytes(salt);
dOut.writeInt(STORE_VERSION);
dOut.writeInt(salt.length);
dOut.write(salt);
dOut.writeInt(iterationCount);
HMac hMac = new HMac(new SHA1Digest());
MacOutputStream mOut = new MacOutputStream(hMac);
PBEParametersGenerator pbeGen = new PKCS12ParametersGenerator(new SHA1Digest());
byte[] passKey = PBEParametersGenerator.PKCS12PasswordToBytes(password);
pbeGen.init(passKey, salt, iterationCount);
hMac.init(pbeGen.generateDerivedMacParameters(hMac.getMacSize() * 8));
for (int i = 0; i != passKey.length; i++)
{
passKey[i] = 0;
}
saveStore(new TeeOutputStream(dOut, mOut));
byte[] mac = new byte[hMac.getMacSize()];
hMac.doFinal(mac, 0);
dOut.write(mac);
dOut.close();
}
代码示例来源:origin: com.madgag.spongycastle/prov
macParams = pbeGen.generateDerivedMacParameters(hMac.getMacSize());
macParams = pbeGen.generateDerivedMacParameters(hMac.getMacSize() * 8);
byte[] mac = new byte[hMac.getMacSize()];
hMac.doFinal(mac, 0);
byte[] oldMac = new byte[hMac.getMacSize()];
dIn.readFully(oldMac);
byte[] oldMac = new byte[hMac.getMacSize()];
dIn.readFully(oldMac);
代码示例来源:origin: com.madgag.spongycastle/prov
hMac.init(pbeGen.generateDerivedMacParameters(hMac.getMacSize()));
hMac.init(pbeGen.generateDerivedMacParameters(hMac.getMacSize() * 8));
byte[] mac = new byte[hMac.getMacSize()];
代码示例来源:origin: com.madgag/scprov-jdk15on
macParams = pbeGen.generateDerivedMacParameters(hMac.getMacSize());
macParams = pbeGen.generateDerivedMacParameters(hMac.getMacSize() * 8);
byte[] mac = new byte[hMac.getMacSize()];
hMac.doFinal(mac, 0);
byte[] oldMac = new byte[hMac.getMacSize()];
dIn.readFully(oldMac);
byte[] oldMac = new byte[hMac.getMacSize()];
dIn.readFully(oldMac);
代码示例来源:origin: com.madgag/sc-light-jdk15on
private static void hmac_hash(Digest digest, byte[] secret, byte[] seed, byte[] out)
{
HMac mac = new HMac(digest);
KeyParameter param = new KeyParameter(secret);
byte[] a = seed;
int size = digest.getDigestSize();
int iterations = (out.length + size - 1) / size;
byte[] buf = new byte[mac.getMacSize()];
byte[] buf2 = new byte[mac.getMacSize()];
for (int i = 0; i < iterations; i++)
{
mac.init(param);
mac.update(a, 0, a.length);
mac.doFinal(buf, 0);
a = buf;
mac.init(param);
mac.update(a, 0, a.length);
mac.update(seed, 0, seed.length);
mac.doFinal(buf2, 0);
System.arraycopy(buf2, 0, out, (size * i), Math.min(size, out.length - (size * i)));
}
}
代码示例来源:origin: com.madgag.spongycastle/bctls-jdk15on
protected void hmacHash(Digest digest, byte[] secret, int secretOff, int secretLen, byte[] seed, byte[] output)
{
HMac mac = new HMac(digest);
mac.init(new KeyParameter(secret, secretOff, secretLen));
byte[] a = seed;
int macSize = mac.getMacSize();
byte[] b1 = new byte[macSize];
byte[] b2 = new byte[macSize];
int pos = 0;
while (pos < output.length)
{
mac.update(a, 0, a.length);
mac.doFinal(b1, 0);
a = b1;
mac.update(a, 0, a.length);
mac.update(seed, 0, seed.length);
mac.doFinal(b2, 0);
System.arraycopy(b2, 0, output, pos, Math.min(macSize, output.length - pos));
pos += macSize;
}
}
代码示例来源:origin: OPCFoundation/UA-Java-Legacy
byte[] computedSignature = new byte[hmac.getMacSize()];
hmac.update(dataToVerify, inputOffset, verifyLen);
hmac.doFinal(computedSignature, 0);
代码示例来源:origin: com.madgag.spongycastle/core
byte[] macOutput = new byte[mac.getMacSize()];
mac.init(new KeyParameter(macKey));
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