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1/*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16import cert from '@ohos.security.cert';
17import cryptoFrameWork from '@ohos.security.cryptoFramework';
18import util from '@ohos.util';
19import Logger from './Logger';
20
21const TAG: string = '[CertFramework]';
22
23let CERT_DATA = new Uint8Array([
24  0x30, 0x82, 0x01, 0xb6, 0x30, 0x82, 0x01, 0x1f, 0x02, 0x14, 0x53, 0x19, 0x8b, 0x14, 0x84, 0xb7,
25  0xab, 0xca, 0xe2, 0x13, 0x05, 0x16, 0xcb, 0xd6, 0x92, 0x4f, 0x9d, 0x34, 0xa6, 0x76, 0x30, 0x0d,
26  0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00, 0x30, 0x1a, 0x31,
27  0x18, 0x30, 0x16, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x0f, 0x45, 0x78, 0x61, 0x6d, 0x70, 0x6c,
28  0x65, 0x20, 0x52, 0x6f, 0x6f, 0x74, 0x20, 0x43, 0x41, 0x30, 0x1e, 0x17, 0x0d, 0x32, 0x33, 0x30,
29  0x31, 0x31, 0x37, 0x31, 0x33, 0x32, 0x35, 0x35, 0x33, 0x5a, 0x17, 0x0d, 0x32, 0x35, 0x31, 0x30,
30  0x31, 0x32, 0x31, 0x33, 0x32, 0x35, 0x35, 0x33, 0x5a, 0x30, 0x1a, 0x31, 0x18, 0x30, 0x16, 0x06,
31  0x03, 0x55, 0x04, 0x03, 0x0c, 0x0f, 0x45, 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x20, 0x52, 0x6f,
32  0x6f, 0x74, 0x20, 0x43, 0x41, 0x30, 0x81, 0x9f, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
33  0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x81, 0x8d, 0x00, 0x30, 0x81, 0x89, 0x02, 0x81,
34  0x81, 0x00, 0xe3, 0x65, 0x54, 0x13, 0xc6, 0x07, 0x31, 0x1d, 0x7e, 0xbc, 0xfc, 0x2c, 0x3d, 0xcd,
35  0x54, 0x7f, 0x28, 0x05, 0xaa, 0xd6, 0xc1, 0xd0, 0x71, 0xc9, 0x33, 0x46, 0x07, 0x80, 0x6e, 0x5d,
36  0xae, 0x9a, 0xcd, 0x29, 0x6b, 0xfb, 0x9b, 0x3a, 0x92, 0xee, 0x2f, 0x96, 0x29, 0x26, 0x12, 0x95,
37  0x84, 0x1b, 0x5a, 0x33, 0x8a, 0x28, 0x3c, 0xa3, 0x25, 0xe7, 0x14, 0x00, 0x9f, 0xbb, 0xc2, 0x85,
38  0xe6, 0x7f, 0x4d, 0x5c, 0x5e, 0xae, 0x09, 0xb4, 0x9f, 0x8a, 0x23, 0xc0, 0xb4, 0x85, 0xc3, 0x45,
39  0xea, 0x82, 0x60, 0x4e, 0x90, 0xbe, 0x6c, 0x0a, 0x0b, 0xb3, 0xfb, 0x04, 0x0d, 0xcc, 0x1d, 0xea,
40  0x07, 0x98, 0xa3, 0xf6, 0xdd, 0x4c, 0x16, 0x36, 0x68, 0xf9, 0x10, 0xa4, 0xf3, 0xd1, 0x5f, 0x0c,
41  0x59, 0x7b, 0xe6, 0x2e, 0x94, 0xe2, 0x70, 0xbf, 0x23, 0x9d, 0xda, 0x59, 0x05, 0x04, 0xe0, 0x8e,
42  0x51, 0x81, 0x02, 0x03, 0x01, 0x00, 0x01, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
43  0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00, 0x03, 0x81, 0x81, 0x00, 0xb0, 0x3d, 0xe1, 0xd7, 0x71, 0x9a,
44  0x78, 0x85, 0x6e, 0xeb, 0xd5, 0xa7, 0xdf, 0x54, 0x57, 0x55, 0x3a, 0xb9, 0x6c, 0x3a, 0x3a, 0x2c,
45  0x03, 0x94, 0x6b, 0x14, 0xc2, 0x55, 0xaa, 0xbb, 0x8f, 0xc8, 0x02, 0x7a, 0x2a, 0x92, 0x5c, 0xca,
46  0xf0, 0x57, 0x7b, 0x7a, 0x8b, 0x78, 0xc6, 0x3b, 0x7a, 0x95, 0x27, 0x13, 0x83, 0xb5, 0x5a, 0x84,
47  0x55, 0x8d, 0xd8, 0x09, 0x0f, 0x9e, 0x88, 0x69, 0x64, 0x26, 0x5f, 0x46, 0x77, 0xff, 0x67, 0xaa,
48  0x71, 0xab, 0x6a, 0x9a, 0x01, 0x16, 0xc0, 0x84, 0x13, 0x90, 0xce, 0x07, 0x30, 0xc5, 0x34, 0x3d,
49  0x86, 0x8d, 0xe7, 0x3f, 0xc9, 0x2e, 0x69, 0xac, 0x83, 0x8f, 0xf0, 0x1d, 0x5a, 0x9f, 0x0e, 0x64,
50  0x14, 0xd9, 0xb1, 0xa6, 0x19, 0xcf, 0xcc, 0x92, 0x08, 0xbd, 0x94, 0x18, 0xd2, 0x83, 0x6c, 0x13,
51  0xb9, 0x45, 0xd8, 0x03, 0x58, 0x2d, 0xf1, 0xd6, 0xb9, 0x66,
52]);
53
54let SIGNATURE_TEXT = new Uint8Array([
55  0x77, 0xb9, 0xa2, 0xfd, 0x57, 0x97, 0x66, 0xa2, 0x92, 0x73, 0x67, 0x72, 0x9d, 0x38, 0xa4, 0x72,
56  0x76, 0x02, 0x54, 0x6e, 0xeb, 0x83, 0xfd, 0x1d, 0x0c, 0xf1, 0xd7, 0x55, 0x06, 0x69, 0x51, 0xb1,
57  0x2f, 0xfb, 0x03, 0x60, 0x68, 0x50, 0x9b, 0x20, 0xef, 0xd4, 0xe9, 0xa2, 0xe8, 0x12, 0xb8, 0x55,
58  0x59, 0x8c, 0xfe, 0xfb, 0x00, 0x1d, 0x35, 0x80, 0x0f, 0xa7, 0x1c, 0xea, 0xde, 0xe2, 0x68, 0xe6,
59  0x12, 0xd3, 0x3e, 0xcb, 0xe8, 0x29, 0x99, 0xe5, 0x64, 0x2d, 0x99, 0xf5, 0x1b, 0x48, 0xf6, 0x0d,
60  0x89, 0x48, 0xeb, 0xe6, 0x12, 0x0a, 0x8d, 0x2d, 0x48, 0xe8, 0xd6, 0x52, 0xb5, 0x5f, 0xc5, 0xe8,
61  0xc1, 0x0c, 0x88, 0x5d, 0xa4, 0x57, 0x10, 0xfc, 0x50, 0x94, 0xbb, 0xb6, 0x2a, 0x17, 0xb8, 0xee,
62  0xa1, 0xda, 0x0d, 0xf0, 0x63, 0x56, 0xf4, 0xc8, 0x91, 0xb2, 0xbd, 0x47, 0xfe, 0xf1, 0x34, 0x5d
63]);
64
65let STAIN_SIGNATURE_TEXT = new Uint8Array([
66  0x00, 0x00, 0x11, 0x12, 0x57, 0x97, 0x61, 0xa2, 0x92, 0x73, 0x67, 0x72, 0x9d, 0x38, 0xa4, 0x72,
67  0x76, 0x02, 0x54, 0x6e, 0xeb, 0x83, 0x00, 0x1d, 0x0c, 0xf1, 0xd7, 0x55, 0x06, 0x69, 0x51, 0xb1,
68  0x2f, 0xfb, 0x03, 0x60, 0x68, 0x50, 0x9b, 0x20, 0xef, 0xd4, 0xe9, 0x00, 0xe8, 0x12, 0xb0, 0x55,
69  0x00, 0x8c, 0xfe, 0xfb, 0x00, 0x11, 0x35, 0x80, 0x0f, 0x00, 0x00, 0x00, 0xde, 0xe6, 0x68, 0x00,
70  0x00, 0xd3, 0x36, 0xcb, 0xe8, 0x29, 0x99, 0xe5, 0x64, 0x2d, 0x99, 0xf5, 0x1b, 0x48, 0xf6, 0x0d,
71  0x89, 0x40, 0xeb, 0xe6, 0x12, 0x00, 0x8d, 0x2d, 0x40, 0xe8, 0xd6, 0x52, 0xb5, 0x5f, 0xc5, 0xe8,
72  0xc1, 0x0c, 0x88, 0x5d, 0xa4, 0x57, 0x10, 0xfc, 0x50, 0x94, 0xbb, 0xb6, 0x2a, 0x17, 0xb8, 0xee,
73  0xa1, 0xda, 0x0d, 0xf0, 0x63, 0x56, 0xf4, 0xc8, 0x91, 0xb2, 0x00, 0x47, 0x11, 0xf1, 0x44, 0x00
74]);
75
76function stringToUint8Array(str: String): Uint8Array {
77  if (str.length === 0) {
78    Logger.error(TAG, 'str length is 0');
79    return null;
80  }
81
82  let len = str.length;
83  let tempArray = [];
84  for (let i = 0; i < len; ++i) {
85    tempArray.push(str.charCodeAt(i));
86  }
87  let array = new Uint8Array(tempArray);
88  return array;
89}
90
91/**
92 * 功能模型
93 */
94export class CertFrameworkModel {
95  // cert data
96  private certEncodingBlob = {
97    data: CERT_DATA,
98    encodingFormat: cert.EncodingFormat.FORMAT_DER
99  };
100
101  // origin data
102  private originText: String = 'Dear Tom, can we go for a spring outing on Sunday at the Central Garden?';
103
104  private originData = { data: stringToUint8Array(this.originText) };
105
106  private stainOriginText: String = 'Dear Tom, can we go for a spring outing together on Monday at the lakeside garden?';
107
108  // signature data
109  private signature: cryptoFrameWork.DataBlob = { data: SIGNATURE_TEXT };
110
111
112  async dataDisplay(callback): Promise<void> {
113    this.originData.data = stringToUint8Array(this.originText);
114    this.signature.data = SIGNATURE_TEXT;
115
116    let utilBase = new util.Base64Helper();
117    let data = {
118      certInfo: utilBase.encodeToStringSync(CERT_DATA),
119      originInfo: this.originText,
120      signatureInfo: utilBase.encodeToStringSync(SIGNATURE_TEXT)
121    };
122    callback(data);
123  }
124
125  async modifyOriginData(callback): Promise<void> {
126    this.originData.data = stringToUint8Array(this.stainOriginText);
127    this.signature.data = SIGNATURE_TEXT;
128
129    let utilBase = new util.Base64Helper();
130    let data = {
131      originInfo: this.stainOriginText,
132      signatureInfo: utilBase.encodeToStringSync(SIGNATURE_TEXT)
133    };
134    callback(data);
135  }
136
137  async modifySignatureData(callback): Promise<void> {
138    this.originData.data = stringToUint8Array(this.originText);
139    this.signature.data = STAIN_SIGNATURE_TEXT;
140
141    let utilBase = new util.Base64Helper();
142    let data = {
143      originInfo: this.originText,
144      signatureInfo: utilBase.encodeToStringSync(STAIN_SIGNATURE_TEXT)
145    };
146    callback(data);
147  }
148
149  private async getPubKey(callback): Promise<void> {
150    let certObject: cert.X509Cert;
151    let pubKey: cryptoFrameWork.PubKey;
152
153    // create x509 cert object
154    await cert.createX509Cert(this.certEncodingBlob).then((x509Cert) => {
155      Logger.info(TAG, 'create x509 cert object success.');
156      certObject = x509Cert;
157    }).catch((err) => {
158      Logger.error(TAG, `create x509 cert object failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
159    });
160
161    // get pubKey from cert
162    try {
163      let pubKeyObject: cryptoFrameWork.PubKey = certObject.getPublicKey();
164      let pubKeyBlob: cryptoFrameWork.DataBlob = pubKeyObject.getEncoded();
165      let keyGenerator: cryptoFrameWork.AsyKeyGenerator = cryptoFrameWork.createAsyKeyGenerator('RSA1024');
166
167      await keyGenerator.convertKey(pubKeyBlob, null).then((keyPair) => {
168        Logger.info(TAG, 'get keyPair success.');
169        pubKey = keyPair.pubKey;
170        callback(pubKey);
171      }).catch((err) => {
172        Logger.error(TAG, `get keyPair failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
173      });
174      Logger.info(TAG, 'get pubKey success.');
175    } catch (err) {
176      Logger.error(TAG, `get pubKey failed, ${JSON.stringify(err)}`);
177    }
178  }
179
180  async verify(callback): Promise<void> {
181    // get pubkey
182    let pubKey: cryptoFrameWork.PubKey;
183    await this.getPubKey((result) => {
184      pubKey = result;
185    });
186
187    // create verifier
188    let verifier: cryptoFrameWork.Verify;
189    try {
190      verifier = cryptoFrameWork.createVerify('RSA1024|PKCS1|SHA256');
191      Logger.info(TAG, 'create verifier success.');
192    } catch (err) {
193      Logger.error(TAG, `create verifier, ${JSON.stringify(err)}`);
194    }
195
196    // verify init
197    await verifier.init(pubKey).then(() => {
198      Logger.info(TAG, 'verify init success.');
199    }).catch((err) => {
200      Logger.error(TAG, `verify init failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
201    });
202
203    // verify operation
204    await verifier.verify(this.originData, this.signature).then((res) => {
205      Logger.info(TAG, 'verify operation success.');
206      let result = res;
207      callback(result);
208    }).catch((err) => {
209      Logger.error(TAG, `verify operation failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
210    });
211  }
212}