<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content="text/html; charset=iso-8859-1" http-equiv=Content-Type> <META name=GENERATOR content="MSHTML 8.00.6001.18702"> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT size=2 face=Arial>Thanks for the response, but I'm not sure if that answers my question... I now understand that #:padding depicts an optional named parameter, but</FONT></DIV> <DIV><FONT size=2 face=Arial></FONT> </DIV> <DIV> <DIV>(define dummy (encrypt cipher:aes-128 devicekey nonce #"1234567887654321" #:padding #f))</DIV> <DIV> </DIV> <DIV><FONT size=2 face=Arial>is not accepted by Racket, so how would I do it?</FONT></DIV><FONT size=2 face=Arial></FONT></DIV> <DIV><FONT size=2 face=Arial></FONT> </DIV> <DIV><FONT size=2 face=Arial>Thanks!</FONT></DIV> <DIV><FONT size=2 face=Arial></FONT> </DIV> <BLOCKQUOTE style="BORDER-LEFT: #000000 2px solid; PADDING-LEFT: 5px; PADDING-RIGHT: 0px; MARGIN-LEFT: 5px; MARGIN-RIGHT: 0px" dir=ltr> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="FONT: 10pt arial; BACKGROUND: #e4e4e4; font-color: black"><B>From:</B> <A title=m.douglas.williams@gmail.com href="mailto:m.douglas.williams@gmail.com">Doug Williams</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A title=rac@ruediger-asche.de href="mailto:rac@ruediger-asche.de">Rüdiger Asche</A> </DIV> <DIV style="FONT: 10pt arial"><B>Cc:</B> <A title=users@racket-lang.org href="mailto:users@racket-lang.org">users@racket-lang.org</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, April 28, 2012 10:54 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: [racket] Another PLaneTs crypto lib usage question?...</DIV> <DIV><FONT size=2 face=Arial></FONT><FONT size=2 face=Arial></FONT><BR></DIV>I have forked the crypto package to perform these actions for my own code and to fix some other problems with post 1.0.0 versions of OpenSSL. I submitted a bug report that at least removes the errors when we go to later OpenSSL versions, but haven't seen any response. I don't have the throughput to take over maintenance of the package, but would be happy to give my forked version over to anyone who does. <DIV>Do we have a process for taking over orphaned projects like this? Or does anyone know the original developers?</DIV> <DIV>Doug<SPAN></SPAN><BR><BR>On Saturday, April 28, 2012, Rüdiger Asche wrote:<BR> <BLOCKQUOTE style="BORDER-LEFT: #ccc 1px solid; MARGIN: 0px 0px 0px 0.8ex; PADDING-LEFT: 1ex" class=gmail_quote><U></U> <DIV bgcolor="#ffffff"> <DIV><FONT face=Arial>Hi there,</FONT></DIV> <DIV><FONT face=Arial></FONT> </DIV> <DIV><FONT face=Arial>I'm working with the crypto lib from PLaneT. It actually works well, so far, thanks for the wrappers (it's a Scheme interface to OpenSSL).</FONT></DIV> <DIV><FONT face=Arial></FONT> </DIV> <DIV><FONT face=Arial>My question is, how do I turn off padding, i.e. what do I have to pass (and where) as an additional parameter to e.g.</FONT></DIV> <DIV><FONT face=Arial></FONT> </DIV> <DIV>(define dummy (encrypt cipher:aes-128 devicekey nonce #"1234567887654321"))<BR></DIV> <DIV><FONT face=Arial>to turn off padding (which would be the equivalent to calling EVP_CIPHER_CTX_set_padding())? I see that there is a wrapper for that function in the lib, but I guess I don't yet understand enough about syntaxes and wrappers to figure out how </FONT></DIV> <DIV><FONT face=Arial></FONT> </DIV> <DIV><FONT face=Arial>(define (cipher-encrypt type key iv #:padding (pad? #t))</FONT></DIV> <DIV><FONT face=Arial> ..</FONT></DIV> <DIV><FONT face=Arial>) </FONT></DIV> <DIV> </DIV> <DIV><FONT face=Arial>translates to a function call to encrypt where the pad parameter can be passed a value.</FONT></DIV> <DIV> </DIV> <DIV><FONT face=Arial>Thanks!!</FONT></DIV> <DIV> </DIV></DIV></BLOCKQUOTE></DIV></BLOCKQUOTE></BODY></HTML>