com.alipay.mychain.sdk.domain.bamboo.privacy

类 Zkp

java.lang.Object

com.alipay.mychain.sdk.domain.bamboo.privacy.Zkp

public class Zkp
extends Object

构造器概要

构造器

构造器和说明
Zkp()

方法概要

限定符和类型	方法和说明
static int	liftedElgamalContractHomomorphicAdd(byte[] first, byte[] second, byte[] res) 同态加
static int	liftedElgamalContractHomomorphicSub(byte[] first, byte[] second, byte[] res) 同态减
static int	liftedElgamalContractRangeVerify(byte[][] ciphertext, int size, int perValueBitSize, byte[] publicKey, byte[] proof, int proofLen, int[] verifyResult)
static int	liftedElgamalContractZeroCheckVerify(byte[] proof, int proofLen, int[] verifyResult)
static int	liftedElgamalRangeContextFree() free 范围证明上下文
static int	liftedElgamalRangeContextInit(int genNums) 范围证明上下初始化 需要使用 lifted_elgamal_range_context
static int	liftedElgamalRangeProofFree(byte[] proof) 释放 proof
static byte[]	liftedElgamalRangeProve(byte[][] ciphertext, long[] msg, int size, int perValueBitSize, byte[] publicKey, byte[] privateKey, int[] proofLen) 证明 需要使用 lifted_elgamal_range_context
static int	liftedElgamalRangeVerify(byte[][] ciphertext, int size, int perValueBitSize, byte[] publicKey, byte[] proof, int proofLen, int[] verifyResult) verify 需要使用 lifted_elgamal_range_context
static int	liftedElgamalZeroCheckContextFree() 释放 零值检测 证明的上下文，需要使用 lifted_elgamal_zero_check_context
static int	liftedElgamalZeroCheckContextInit() 初始化 零值检测 证明的上下文，需要使用 lifted_elgamal_zero_check_context
static int	liftedElgamalZeroCheckProofFree(byte[] proof) 释放零值检测证明
static byte[]	liftedElgamalZeroCheckProve(byte[] ciphertext, byte[] privateKey, int[] proofLen) 零值检测prove 需要使用 lifted_elgamal_zero_check_context
static int	liftedElgamalZeroCheckVerify(byte[] ciphertext, byte[] proof, int proofLen, int[] verifyResult) 零值检测证明验证 需要使用lifted_elgamal_zero_check_context

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

Zkp

public Zkp()

方法详细资料

liftedElgamalRangeContextInit

public static int liftedElgamalRangeContextInit(int genNums)

范围证明上下初始化 需要使用 lifted_elgamal_range_context

参数:

genNums -

返回:

liftedElgamalRangeContextFree

public static int liftedElgamalRangeContextFree()

free 范围证明上下文

返回:

liftedElgamalRangeProve

public static byte[] liftedElgamalRangeProve(byte[][] ciphertext,
                                             long[] msg,
                                             int size,
                                             int perValueBitSize,
                                             byte[] publicKey,
                                             byte[] privateKey,
                                             int[] proofLen)

证明 需要使用 lifted_elgamal_range_context

参数:

ciphertext -

msg -

size -

perValueBitSize -

publicKey -

privateKey -

proofLen -

返回:

liftedElgamalRangeVerify

public static int liftedElgamalRangeVerify(byte[][] ciphertext,
                                           int size,
                                           int perValueBitSize,
                                           byte[] publicKey,
                                           byte[] proof,
                                           int proofLen,
                                           int[] verifyResult)

verify 需要使用 lifted_elgamal_range_context

参数:

ciphertext -

size -

perValueBitSize -

publicKey -

proof -

proofLen -

返回:

liftedElgamalRangeProofFree

public static int liftedElgamalRangeProofFree(byte[] proof)

释放 proof

参数:

proof -

返回:

liftedElgamalZeroCheckContextInit

public static int liftedElgamalZeroCheckContextInit()

初始化 零值检测 证明的上下文，需要使用 lifted_elgamal_zero_check_context

返回:

liftedElgamalZeroCheckContextFree

public static int liftedElgamalZeroCheckContextFree()

释放 零值检测 证明的上下文，需要使用 lifted_elgamal_zero_check_context

返回:

liftedElgamalZeroCheckProve

public static byte[] liftedElgamalZeroCheckProve(byte[] ciphertext,
                                                 byte[] privateKey,
                                                 int[] proofLen)

零值检测prove 需要使用 lifted_elgamal_zero_check_context

参数:

ciphertext -

privateKey -

proofLen -

返回:

liftedElgamalZeroCheckVerify

public static int liftedElgamalZeroCheckVerify(byte[] ciphertext,
                                               byte[] proof,
                                               int proofLen,
                                               int[] verifyResult)

零值检测证明验证 需要使用lifted_elgamal_zero_check_context

参数:

ciphertext -

proof -

proofLen -

verifyResult -

返回:

liftedElgamalZeroCheckProofFree

public static int liftedElgamalZeroCheckProofFree(byte[] proof)

释放零值检测证明

参数:

proof -

返回:

liftedElgamalContractHomomorphicAdd

public static int liftedElgamalContractHomomorphicAdd(byte[] first,
                                                      byte[] second,
                                                      byte[] res)

同态加

参数:

first -

second -

res -

返回:

liftedElgamalContractHomomorphicSub

public static int liftedElgamalContractHomomorphicSub(byte[] first,
                                                      byte[] second,
                                                      byte[] res)

同态减

参数:

first -

second -

res -

返回:

liftedElgamalContractZeroCheckVerify

public static int liftedElgamalContractZeroCheckVerify(byte[] proof,
                                                       int proofLen,
                                                       int[] verifyResult)

参数:

proof -

proofLen -

verifyResult -

返回:

liftedElgamalContractRangeVerify

public static int liftedElgamalContractRangeVerify(byte[][] ciphertext,
                                                   int size,
                                                   int perValueBitSize,
                                                   byte[] publicKey,
                                                   byte[] proof,
                                                   int proofLen,
                                                   int[] verifyResult)

参数:

ciphertext -

size -

perValueBitSize -

publicKey -

proof -

proofLen -

verifyResult -

返回: