Initial stab at digital signatures
Utility to prepend zeroes required by NaCl
Unit tests for the sake of my sanity
Temporarily commenting code
Unit testing Util file
Utilities to deal with the C library, prepend zeros,
check if the key size is valid, split byte arrays
Unit tests for the utility method
Integration with the C library to generate digital signatures
Responsible to validate digital signatures against the C library
Logging for debug purposes