I will change the bitcoinj implementation and propose a new test vector.
On 07/16/2014 11:29 AM, Mike Hearn wrote: > Yes sorry, you're right, the issue starts with the null code point. > Python seems to have problems starting there too. It might work if we > took that out. > > > On Wed, Jul 16, 2014 at 11:17 AM, Andreas Schildbach > <andr...@schildbach.de <mailto:andr...@schildbach.de>> wrote: > > Guys, you are always talking about the Unicode astral plane, but in fact > its a plain old (ASCII) control character where this problem starts and > likely ends: \u0000. > > Let's ban/filter ISO control characters and be done with it. Most > control characters will never be enterable by any keyboard into a > password field. Of course I assume that Character.isISOControl() works > consistently across platforms. > > > http://docs.oracle.com/javase/7/docs/api/java/lang/Character.html#isISOControl%28char%29 > > > On 07/16/2014 12:23 AM, Aaron Voisine wrote: > > If the user creates a password on an iOS device with an astral > > character and then can't enter that password on a JVM wallet, that > > sucks. If JVMs really can't support unicode NFC then that's a strong > > case to limit the spec to the subset of unicode that all popular > > platforms can support, but it sounds like it might just be a JVM > > string library bug that could hopefully be reported and fixed. I get > > the same result as in the test case using apple's > > CFStringNormalize(passphrase, kCFStringNormalizationFormC); > > > > Aaron Voisine > > breadwallet.com <http://breadwallet.com> > > > > > > On Tue, Jul 15, 2014 at 11:20 AM, Mike Hearn <m...@plan99.net > <mailto:m...@plan99.net>> wrote: > >> Yes, we know, Andreas' code is indeed doing normalisation. > >> > >> However it appears the output bytes end up being different. What > I get back > >> is: > >> > >> cf930001303430300166346139 > >> > >> vs > >> > >> cf9300f0909080f09f92a9 > >> > >> from the spec. > >> > >> I'm not sure why. It appears this is due to the character from > the astral > >> planes. Java is old and uses 16 bit characters internally - it > wouldn't > >> surprise me if there's some weirdness that means it doesn't/won't > support > >> this kind of thing. > >> > >> I recommend instead that any implementation that wishes to be > compatible > >> with JVM based wallets (I suspect Android is the same) just > refuse any > >> passphrase that includes characters outside the BMP. At least > unless someone > >> can find a fix. I somehow doubt this will really hurt anyone. > >> > >> > > ------------------------------------------------------------------------------ > >> Want fast and easy access to all the code in your enterprise? > Index and > >> search up to 200,000 lines of code with a free copy of Black Duck > >> Code Sight - the same software that powers the world's largest code > >> search on Ohloh, the Black Duck Open Hub! Try it now. > >> http://p.sf.net/sfu/bds > >> _______________________________________________ > >> Bitcoin-development mailing list > >> Bitcoin-development@lists.sourceforge.net > <mailto:Bitcoin-development@lists.sourceforge.net> > >> https://lists.sourceforge.net/lists/listinfo/bitcoin-development > >> > > > > > > ------------------------------------------------------------------------------ > > Want fast and easy access to all the code in your enterprise? > Index and > > search up to 200,000 lines of code with a free copy of Black Duck > > Code Sight - the same software that powers the world's largest code > > search on Ohloh, the Black Duck Open Hub! Try it now. > > http://p.sf.net/sfu/bds > > > > > > > ------------------------------------------------------------------------------ > Want fast and easy access to all the code in your enterprise? Index and > search up to 200,000 lines of code with a free copy of Black Duck > Code Sight - the same software that powers the world's largest code > search on Ohloh, the Black Duck Open Hub! Try it now. > http://p.sf.net/sfu/bds > _______________________________________________ > Bitcoin-development mailing list > Bitcoin-development@lists.sourceforge.net > <mailto:Bitcoin-development@lists.sourceforge.net> > https://lists.sourceforge.net/lists/listinfo/bitcoin-development > > > > > ------------------------------------------------------------------------------ > Want fast and easy access to all the code in your enterprise? Index and > search up to 200,000 lines of code with a free copy of Black Duck > Code Sight - the same software that powers the world's largest code > search on Ohloh, the Black Duck Open Hub! Try it now. > http://p.sf.net/sfu/bds > > > > _______________________________________________ > Bitcoin-development mailing list > Bitcoin-development@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/bitcoin-development > ------------------------------------------------------------------------------ Want fast and easy access to all the code in your enterprise? Index and search up to 200,000 lines of code with a free copy of Black Duck Code Sight - the same software that powers the world's largest code search on Ohloh, the Black Duck Open Hub! Try it now. http://p.sf.net/sfu/bds _______________________________________________ Bitcoin-development mailing list Bitcoin-development@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bitcoin-development
