18 function pbkdf2(password, salt, iterations, keylen, digest, callback) {  argument
24   ({ password, salt, iterations, keylen, digest } =
25     check(password, salt, iterations, keylen, digest));
40   handleError(_pbkdf2(keybuf, password, salt, iterations, digest, wrap),
44 function pbkdf2Sync(password, salt, iterations, keylen, digest) {  argument
45   ({ password, salt, iterations, keylen, digest } =
46     check(password, salt, iterations, keylen, digest));
48   handleError(_pbkdf2(keybuf, password, salt, iterations, digest), digest);
54 function check(password, salt, iterations, keylen, digest) {  argument
59   salt = getArrayBufferView(salt, 'salt');
63   return { password, salt, iterations, keylen, digest };