You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
81 lines
2.7 KiB
JavaScript
81 lines
2.7 KiB
JavaScript
11 months ago
|
"use strict";
|
||
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
||
|
|
exports.hmacSha256Hook = exports.hmacSha512Hook = exports.aes256CtrDecryptHook = exports.aes256CtrEncryptHook = exports.aes256CbcDecryptHook = exports.aes256CbcEncryptHook = exports.signRsaSha256Hook = exports.makeHmacHook = exports.sha256Hook = exports.randomHook = exports.makeAES256Hook = void 0;
|
||
|
|
const crypto = require("crypto");
|
||
|
|
function makeAES256Hook(method, mode) {
|
||
|
|
return function (key, iv, input, output) {
|
||
|
|
let result;
|
||
|
|
try {
|
||
|
|
const cipher = crypto[method](mode, key, iv);
|
||
|
|
cipher.setAutoPadding(false);
|
||
|
|
result = cipher.update(input);
|
||
|
|
const final = cipher.final();
|
||
|
|
if (final.length > 0) {
|
||
|
|
result = Buffer.concat([result, final]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
catch (e) {
|
||
|
|
return e;
|
||
|
|
}
|
||
|
|
result.copy(output);
|
||
|
|
return result.length;
|
||
|
|
};
|
||
|
|
}
|
||
|
|
exports.makeAES256Hook = makeAES256Hook;
|
||
|
|
function randomHook(buffer, count) {
|
||
|
|
try {
|
||
|
|
crypto.randomFillSync(buffer, 0, count);
|
||
|
|
}
|
||
|
|
catch (e) {
|
||
|
|
return e;
|
||
|
|
}
|
||
|
|
return count;
|
||
|
|
}
|
||
|
|
exports.randomHook = randomHook;
|
||
|
|
function sha256Hook(input, output) {
|
||
|
|
let result;
|
||
|
|
try {
|
||
|
|
result = crypto.createHash('sha256').update(input).digest();
|
||
|
|
}
|
||
|
|
catch (e) {
|
||
|
|
return e;
|
||
|
|
}
|
||
|
|
result.copy(output);
|
||
|
|
return result.length;
|
||
|
|
}
|
||
|
|
exports.sha256Hook = sha256Hook;
|
||
|
|
function makeHmacHook(algorithm) {
|
||
|
|
return (key, input, output) => {
|
||
|
|
let result;
|
||
|
|
try {
|
||
|
|
result = crypto.createHmac(algorithm, key).update(input).digest();
|
||
|
|
}
|
||
|
|
catch (e) {
|
||
|
|
return e;
|
||
|
|
}
|
||
|
|
result.copy(output);
|
||
|
|
return result.length;
|
||
|
|
};
|
||
|
|
}
|
||
|
|
exports.makeHmacHook = makeHmacHook;
|
||
|
|
function signRsaSha256Hook(key, input, output) {
|
||
|
|
let result;
|
||
|
|
try {
|
||
|
|
const signer = crypto.createSign('sha256WithRSAEncryption');
|
||
|
|
const privateKey = Buffer.from(`-----BEGIN PRIVATE KEY-----\n${key.toString('base64')}\n-----END PRIVATE KEY-----\n`);
|
||
|
|
result = signer.update(input).end().sign(privateKey);
|
||
|
|
}
|
||
|
|
catch (e) {
|
||
|
|
return e;
|
||
|
|
}
|
||
|
|
result.copy(output);
|
||
|
|
return result.length;
|
||
|
|
}
|
||
|
|
exports.signRsaSha256Hook = signRsaSha256Hook;
|
||
|
|
exports.aes256CbcEncryptHook = makeAES256Hook('createCipheriv', 'aes-256-cbc');
|
||
|
|
exports.aes256CbcDecryptHook = makeAES256Hook('createDecipheriv', 'aes-256-cbc');
|
||
|
|
exports.aes256CtrEncryptHook = makeAES256Hook('createCipheriv', 'aes-256-ctr');
|
||
|
|
exports.aes256CtrDecryptHook = makeAES256Hook('createDecipheriv', 'aes-256-ctr');
|
||
|
|
exports.hmacSha512Hook = makeHmacHook('sha512');
|
||
|
|
exports.hmacSha256Hook = makeHmacHook('sha256');
|
||
|
|
//# sourceMappingURL=crypto_callbacks.js.map
|