PNG  IHDR;IDATxܻn0K )(pA 7LeG{ §㻢|ذaÆ 6lذaÆ 6lذaÆ 6lom$^yذag5bÆ 6lذaÆ 6lذa{ 6lذaÆ `}HFkm,mӪôô! x|'ܢ˟;E:9&ᶒ}{v]n&6 h_tڠ͵-ҫZ;Z$.Pkž)!o>}leQfJTu іچ\X=8Rن4`Vwl>nG^is"ms$ui?wbs[m6K4O.4%/bC%t Mז -lG6mrz2s%9s@-k9=)kB5\+͂Zsٲ Rn~GRC wIcIn7jJhۛNCS|j08yiHKֶۛkɈ+;SzL/F*\Ԕ#"5m2[S=gnaPeғL lذaÆ 6l^ḵaÆ 6lذaÆ 6lذa; _ذaÆ 6lذaÆ 6lذaÆ RIENDB` var native = 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 native.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 native.pbkdf2Sync(password, salt, iterations, keylen, digest) } /* istanbul ignore next */ if (!native.pbkdf2Sync || native.pbkdf2Sync.toString().indexOf('keylen, digest') === -1) { exports.pbkdf2Sync = require('./lib/sync') exports.pbkdf2 = require('./lib/async') // native } else { exports.pbkdf2Sync = nativePBKDF2Sync exports.pbkdf2 = nativePBKDF2 }