-
-
Notifications
You must be signed in to change notification settings - Fork 647
/
Copy pathrsapem-1.1.js
185 lines (170 loc) · 6 KB
/
rsapem-1.1.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
/* rsapem-1.3.1.js (c) 2012-2020 Kenji Urushima | kjur.github.io/jsrsasign/license
*/
/*
* rsapem.js - Cryptographic Algorithm Provider class
*
* Copyright (c) 2013-2020 Kenji Urushima ([email protected])
*
* This software is licensed under the terms of the MIT License.
* https://kjur.github.io/jsrsasign/license
*
* The above copyright and license notice shall be
* included in all copies or substantial portions of the Software.
*/
/**
* @fileOverview
* @name rsapem-1.1.js
* @author Kenji Urushima [email protected]
* @version jsrsasign 8.0.21 rsapem 1.3.1 (2020-Jul-24)
* @since jsrsasign 1.0
* @license <a href="https://kjur.github.io/jsrsasign/license/">MIT License</a>
*/
/**
* static method to get array of field positions from hexadecimal PKCS#5 RSA private key.<br/>
* @name getPosArrayOfChildrenFromHex
* @memberOf RSAKey
* @function
* @param {String} sPEMPrivateKey PEM PKCS#1/5 s private key string
* @return {Array} array of field positions
* @example
* RSAKey.getPosArrayOfChildrenFromHex("3082...") → [8, 32, ...]
*/
RSAKey.getPosArrayOfChildrenFromHex = function(hPrivateKey) {
return ASN1HEX.getChildIdx(hPrivateKey, 0);
};
/**
* static method to get array of hex field values from hexadecimal PKCS#5 RSA private key.<br/>
* @name getHexValueArrayOfChildrenFromHex
* @memberOf RSAKey
* @function
* @param {String} sPEMPrivateKey PEM PKCS#1/5 s private key string
* @return {Array} array of field hex value
* @example
* RSAKey.getHexValueArrayOfChildrenFromHex("3082...") → ["00", "3b42...", ...]
*/
RSAKey.getHexValueArrayOfChildrenFromHex = function(hPrivateKey) {
var _ASN1HEX = ASN1HEX;
var _getV = _ASN1HEX.getV;
var a = RSAKey.getPosArrayOfChildrenFromHex(hPrivateKey);
var h_v = _getV(hPrivateKey, a[0]);
var h_n = _getV(hPrivateKey, a[1]);
var h_e = _getV(hPrivateKey, a[2]);
var h_d = _getV(hPrivateKey, a[3]);
var h_p = _getV(hPrivateKey, a[4]);
var h_q = _getV(hPrivateKey, a[5]);
var h_dp = _getV(hPrivateKey, a[6]);
var h_dq = _getV(hPrivateKey, a[7]);
var h_co = _getV(hPrivateKey, a[8]);
var a = new Array();
a.push(h_v, h_n, h_e, h_d, h_p, h_q, h_dp, h_dq, h_co);
return a;
};
/**
* read PKCS#1 private key from a string<br/>
* @name readPrivateKeyFromPEMString
* @memberOf RSAKey#
* @function
* @param {String} keyPEM string of PKCS#1 private key.
*/
RSAKey.prototype.readPrivateKeyFromPEMString = function(keyPEM) {
var keyHex = pemtohex(keyPEM);
var a = RSAKey.getHexValueArrayOfChildrenFromHex(keyHex);
this.setPrivateEx(a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]);
};
/**
* read an ASN.1 hexadecimal string of PKCS#1/5 plain RSA private key<br/>
* @name readPKCS5PrvKeyHex
* @memberOf RSAKey#
* @function
* @param {String} h hexadecimal string of PKCS#1/5 plain RSA private key
* @since jsrsasign 7.1.0 rsapem 1.2.0
* @see {@link RSAKey.readPrivateKeyFromASN1HexString} former method
*/
RSAKey.prototype.readPKCS5PrvKeyHex = function(h) {
var a = RSAKey.getHexValueArrayOfChildrenFromHex(h);
this.setPrivateEx(a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]);
};
/**
* read an ASN.1 hexadecimal string of PKCS#8 plain RSA private key<br/>
* @name readPKCS8PrvKeyHex
* @memberOf RSAKey#
* @function
* @param {String} h hexadecimal string of PKCS#8 plain RSA private key
* @since jsrsasign 7.1.0 rsapem 1.2.0
*/
RSAKey.prototype.readPKCS8PrvKeyHex = function(h) {
var hN, hE, hD, hP, hQ, hDP, hDQ, hCO;
var _ASN1HEX = ASN1HEX;
var _getVbyListEx = _ASN1HEX.getVbyListEx;
if (_ASN1HEX.isASN1HEX(h) === false)
throw new Error("not ASN.1 hex string");
try {
hN = _getVbyListEx(h, 0, [2, 0, 1], "02");
hE = _getVbyListEx(h, 0, [2, 0, 2], "02");
hD = _getVbyListEx(h, 0, [2, 0, 3], "02");
hP = _getVbyListEx(h, 0, [2, 0, 4], "02");
hQ = _getVbyListEx(h, 0, [2, 0, 5], "02");
hDP = _getVbyListEx(h, 0, [2, 0, 6], "02");
hDQ = _getVbyListEx(h, 0, [2, 0, 7], "02");
hCO = _getVbyListEx(h, 0, [2, 0, 8], "02");
} catch(ex) {
throw new Error("malformed PKCS#8 plain RSA private key");
}
this.setPrivateEx(hN, hE, hD, hP, hQ, hDP, hDQ, hCO);
};
/**
* read an ASN.1 hexadecimal string of PKCS#5 RSA public key<br/>
* @name readPKCS5PubKeyHex
* @memberOf RSAKey#
* @function
* @param {String} h hexadecimal string of PKCS#5 public key
* @since jsrsasign 7.1.0 rsapem 1.2.0
*/
RSAKey.prototype.readPKCS5PubKeyHex = function(h) {
var _ASN1HEX = ASN1HEX;
var _getV = _ASN1HEX.getV;
if (_ASN1HEX.isASN1HEX(h) === false)
throw new Error("keyHex is not ASN.1 hex string");
var aIdx = _ASN1HEX.getChildIdx(h, 0);
if (aIdx.length !== 2 ||
h.substr(aIdx[0], 2) !== "02" ||
h.substr(aIdx[1], 2) !== "02")
throw new Error("wrong hex for PKCS#5 public key");
var hN = _getV(h, aIdx[0]);
var hE = _getV(h, aIdx[1]);
this.setPublic(hN, hE);
};
/**
* read an ASN.1 hexadecimal string of PKCS#8 RSA public key<br/>
* @name readPKCS8PubKeyHex
* @memberOf RSAKey#
* @function
* @param {String} h hexadecimal string of PKCS#8 public key
* @since jsrsasign 7.1.0 rsapem 1.2.0
*/
RSAKey.prototype.readPKCS8PubKeyHex = function(h) {
var _ASN1HEX = ASN1HEX;
if (_ASN1HEX.isASN1HEX(h) === false)
throw new Error("not ASN.1 hex string");
// 06092a864886f70d010101: OBJECT IDENTIFIER rsaEncryption (1 2 840 113549 1 1 1)
if (_ASN1HEX.getTLVbyListEx(h, 0, [0, 0]) !== "06092a864886f70d010101")
throw new Error("not PKCS8 RSA public key");
var p5hex = _ASN1HEX.getTLVbyListEx(h, 0, [1, 0]);
this.readPKCS5PubKeyHex(p5hex);
};
/**
* read an ASN.1 hexadecimal string of X.509 RSA public key certificate<br/>
* @name readCertPubKeyHex
* @memberOf RSAKey#
* @function
* @param {String} h hexadecimal string of X.509 RSA public key certificate
* @param {Integer} nthPKI nth index of publicKeyInfo. (DEFAULT: 6 for X509v3)
* @since jsrsasign 7.1.0 rsapem 1.2.0
*/
RSAKey.prototype.readCertPubKeyHex = function(h, nthPKI) {
var x, hPub;
x = new X509();
x.readCertHex(h);
hPub = x.getPublicKeyHex();
this.readPKCS8PubKeyHex(hPub);
};