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81 lines
2.7 KiB
JavaScript
81 lines
2.7 KiB
JavaScript
10 months ago
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.hmacSha256Hook = exports.hmacSha512Hook = exports.aes256CtrDecryptHook = exports.aes256CtrEncryptHook = exports.aes256CbcDecryptHook = exports.aes256CbcEncryptHook = exports.signRsaSha256Hook = exports.makeHmacHook = exports.sha256Hook = exports.randomHook = exports.makeAES256Hook = void 0;
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const crypto = require("crypto");
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function makeAES256Hook(method, mode) {
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return function (key, iv, input, output) {
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let result;
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try {
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const cipher = crypto[method](mode, key, iv);
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cipher.setAutoPadding(false);
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result = cipher.update(input);
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const final = cipher.final();
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if (final.length > 0) {
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result = Buffer.concat([result, final]);
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}
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}
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catch (e) {
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return e;
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}
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result.copy(output);
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return result.length;
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};
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}
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exports.makeAES256Hook = makeAES256Hook;
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function randomHook(buffer, count) {
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try {
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crypto.randomFillSync(buffer, 0, count);
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}
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catch (e) {
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return e;
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}
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return count;
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}
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exports.randomHook = randomHook;
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function sha256Hook(input, output) {
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let result;
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try {
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result = crypto.createHash('sha256').update(input).digest();
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}
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catch (e) {
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return e;
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}
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result.copy(output);
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return result.length;
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}
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exports.sha256Hook = sha256Hook;
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function makeHmacHook(algorithm) {
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return (key, input, output) => {
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let result;
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try {
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result = crypto.createHmac(algorithm, key).update(input).digest();
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}
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catch (e) {
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return e;
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}
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result.copy(output);
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return result.length;
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};
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}
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exports.makeHmacHook = makeHmacHook;
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function signRsaSha256Hook(key, input, output) {
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let result;
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try {
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const signer = crypto.createSign('sha256WithRSAEncryption');
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const privateKey = Buffer.from(`-----BEGIN PRIVATE KEY-----\n${key.toString('base64')}\n-----END PRIVATE KEY-----\n`);
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result = signer.update(input).end().sign(privateKey);
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}
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catch (e) {
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return e;
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}
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result.copy(output);
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return result.length;
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}
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exports.signRsaSha256Hook = signRsaSha256Hook;
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exports.aes256CbcEncryptHook = makeAES256Hook('createCipheriv', 'aes-256-cbc');
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exports.aes256CbcDecryptHook = makeAES256Hook('createDecipheriv', 'aes-256-cbc');
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exports.aes256CtrEncryptHook = makeAES256Hook('createCipheriv', 'aes-256-ctr');
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exports.aes256CtrDecryptHook = makeAES256Hook('createDecipheriv', 'aes-256-ctr');
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exports.hmacSha512Hook = makeHmacHook('sha512');
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exports.hmacSha256Hook = makeHmacHook('sha256');
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//# sourceMappingURL=crypto_callbacks.js.map
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