From 6268e2c446d6d54b43668d859184d6f3a779fa3a Mon Sep 17 00:00:00 2001 From: iximeow Date: Fri, 28 Nov 2014 03:40:17 -0800 Subject: Fix challenge 10 specs --- src/utils/CryptoUtils.scala | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/utils/CryptoUtils.scala') diff --git a/src/utils/CryptoUtils.scala b/src/utils/CryptoUtils.scala index 6c2849e..54e5034 100644 --- a/src/utils/CryptoUtils.scala +++ b/src/utils/CryptoUtils.scala @@ -11,4 +11,12 @@ object CryptoUtils { s ++ Stream.continually(padLength.toByte).take(padLength) } + def stripPkcs7Pad(s: Seq[Byte]): Seq[Byte] = + s.dropRight(s.last) + + def cbcEncrypt(builder: CbcBuilder)(data: Seq[Byte]) = + builder.encrypt.end(data) + + def cbcDecrypt(builder: CbcBuilder)(data: Seq[Byte]) = + stripPkcs7Pad(builder.decrypt.end(data)) } -- cgit v1.1