Method: Sodium::Sign.verify

Defined in:
lib/sodium/sign.rb

.verify(key, message, signature) ⇒ Object 



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# File 'lib/sodium/sign.rb', line 18

def self.verify(key, message, signature)
  key       = self._public_key(key)
  signature = self._signature(message, signature)
  message   = Sodium::Buffer.empty(signature.bytesize)
  mlen      = FFI::MemoryPointer.new(:ulong_long, 1, true)

  self.implementation.nacl_open(
    message   .to_ptr,
    mlen,
    signature .to_ptr,
    signature .bytesize,
    key       .to_ptr
  )
end