Class PKCS9SignedDataBuilder

java.lang.Object

org.ofdrw.gm.sm2strut.builder.PKCS9SignedDataBuilder

public final class PKCS9SignedDataBuilder
extends Object

签名数据类型构造器

符合 GBT35275 8 签名数据类型 signedData

签名对象为 signerInfos中的authenticatedAttributes字段（内部结构为 PKCS#9）

Since:

2022-6-24 22:37:33

Author:

权观宇

Constructor Summary

Constructors

Constructor	Description
PKCS9SignedDataBuilder()

Method Summary

Modifier and Type	Method	Description
static SignerInfo	sign(byte[] digest, Signature signFnc, IssuerAndSerialNumber isn)	构造签名者信息
static SignedData	signedData(byte[] plaintext, Signature signFnc, Certificate signCert, List<Certificate> extCertArr)	组装 签名数据类型

Methods inherited from class Object

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

Constructor Details

PKCS9SignedDataBuilder

public PKCS9SignedDataBuilder()

Method Details

signedData

public static SignedData signedData(byte[] plaintext,
 Signature signFnc,
 Certificate signCert,
 List<Certificate> extCertArr)
                             throws GeneralSecurityException,
IOException

组装 签名数据类型

Parameters:

plaintext - 需要保护原文

signFnc - 签名实现，已经初始化。

signCert - 签名使用的证书

extCertArr - 扩展证书序列，如根证书等。

Returns:

SignedData

Throws:

GeneralSecurityException - 证书解析异常

IOException - IO操作异常

sign

public static SignerInfo sign(byte[] digest,
 Signature signFnc,
 IssuerAndSerialNumber isn)
                       throws GeneralSecurityException

构造签名者信息

Parameters:

digest - 需要保护的原文

signFnc - 签名实现

isn - 签名者公钥证书序列号

Returns:

签名者信息

Throws:

GeneralSecurityException - 安全计算异常