initial commit

node_modules/pbkdf2/index.js

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+'use strict';
+
+var nativeImpl = require('crypto');
+
+var checkParameters = require('./lib/precondition');
+var defaultEncoding = require('./lib/default-encoding');
+var toBuffer = require('./lib/to-buffer');
+
+function nativePBKDF2(password, salt, iterations, keylen, digest, callback) {
+	checkParameters(iterations, keylen);
+	password = toBuffer(password, defaultEncoding, 'Password');
+	salt = toBuffer(salt, defaultEncoding, 'Salt');
+
+	if (typeof digest === 'function') {
+		callback = digest;
+		digest = 'sha1';
+	}
+	if (typeof callback !== 'function') {
+		throw new Error('No callback provided to pbkdf2');
+	}
+
+	return nativeImpl.pbkdf2(password, salt, iterations, keylen, digest, callback);
+}
+
+function nativePBKDF2Sync(password, salt, iterations, keylen, digest) {
+	checkParameters(iterations, keylen);
+	password = toBuffer(password, defaultEncoding, 'Password');
+	salt = toBuffer(salt, defaultEncoding, 'Salt');
+	digest = digest || 'sha1';
+	return nativeImpl.pbkdf2Sync(password, salt, iterations, keylen, digest);
+}
+
+/* istanbul ignore next */
+if (!nativeImpl.pbkdf2Sync || nativeImpl.pbkdf2Sync.toString().indexOf('keylen, digest') === -1) {
+	/* eslint global-require: 0 */
+	exports.pbkdf2Sync = require('./lib/sync');
+	exports.pbkdf2 = require('./lib/async');
+
+// native
+} else {
+	exports.pbkdf2Sync = nativePBKDF2Sync;
+	exports.pbkdf2 = nativePBKDF2;
+}