Add the SCRYPT KDF function
* scrypt.c, scrypt.h: New files. * memxor.c, memxor.h: New files. * cipher/Makefile.am: Add new files. * cipher/kdf.c (gcry_kdf_derive): Support GCRY_KDF_SCRYPT. * src/gcrypt.h.in (GCRY_KDF_SCRYPT): New.
I added the ChangeLog entry and the missing signed-off line.
- Signed-off-by: Werner Koch <wk@gnupg.org>