81 lines
4.0 KiB
JavaScript
81 lines
4.0 KiB
JavaScript
const rs = require('jsrsasign');
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const sm2 = require('sm-crypto').sm2;
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const sm3 = require('sm-crypto').sm3;
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// 用户提供的 SM2 PKCS7 签名数据
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const sm2P7Base64 = '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';
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// 测试用的原始数据
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const mockOriginalData = 'QDJNHHVB_FWQ';
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console.log('=== 调试 SM2 PKCS7 验证 ===');
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console.log('原始数据:', mockOriginalData);
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const parser = new rs.KJUR.asn1.cms.CMSParser();
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const p7 = parser.getCMSSignedData(rs.b64tohex(sm2P7Base64));
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console.log('\nPKCS7 信息:');
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console.log('版本:', p7.version);
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console.log('哈希算法:', p7.hashalgs);
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console.log('签名者数量:', p7.sinfos ? p7.sinfos.length : 0);
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if (p7.sinfos && p7.sinfos.length > 0) {
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const signer = p7.sinfos[0];
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console.log('\n签名者信息:');
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console.log(' 签名算法:', signer.sigalg);
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console.log(' 签名值 (hex):', signer.sighex);
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console.log(' 签名值长度:', signer.sighex ? signer.sighex.length / 2 : 0, '字节');
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}
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// 提取原始数据（econtent）
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if (p7.econtent && p7.econtent.hex) {
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const extractedData = Buffer.from(p7.econtent.hex, 'hex').toString();
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console.log('\n从 PKCS7 提取的原始数据:', extractedData);
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console.log('与提供的原始数据匹配:', extractedData === mockOriginalData);
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}
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// 提取公钥
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if (p7.certs && p7.certs.array && p7.certs.array.length > 0) {
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const certPem = p7.certs.array[0];
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const certHex = rs.pemtohex(certPem);
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const tbsCert = rs.ASN1HEX.getTLVbyList(certHex, 0, [0]);
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const spki = rs.ASN1HEX.getTLVbyList(tbsCert, 0, [6]);
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const publicKeyBitString = rs.ASN1HEX.getTLVbyList(spki, 0, [1]);
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const publicKeyHex = publicKeyBitString.substring(6);
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console.log('\n公钥信息:');
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console.log(' 公钥 (hex):', publicKeyHex.substring(0, 50) + '...');
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console.log(' 公钥长度:', publicKeyHex.length / 2, '字节');
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// 尝试验证签名
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if (p7.sinfos && p7.sinfos.length > 0) {
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const signer = p7.sinfos[0];
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// 计算 SM3 哈希
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const hash = sm3(mockOriginalData);
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console.log('\nSM3 哈希:', hash);
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// 尝试验证
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console.log('\n尝试使用 sm-crypto 验证:');
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try {
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// sm-crypto 的 doVerify 需要 hash 和公钥
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// 注意：sm-crypto 的 API 可能需要不同的格式
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const result = sm2.doVerify(hash, signer.sighex, publicKeyHex);
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console.log('验证结果:', result);
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} catch (e) {
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console.error('验证错误:', e.message);
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// 尝试其他格式
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console.log('\n尝试其他格式...');
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try {
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// 可能需要去掉 04 前缀
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const pubKeyWithoutPrefix = publicKeyHex.substring(2);
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const result = sm2.doVerify(hash, signer.sighex, pubKeyWithoutPrefix);
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console.log('验证结果 (去掉前缀):', result);
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} catch (e2) {
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console.error('验证错误 (去掉前缀):', e2.message);
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}
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}
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}
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}
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