add lyra2z support

multihashing.cc

@@ -577,6 +577,29 @@ NAN_METHOD(fresh) {
     info.GetReturnValue().Set(Nan::NewBuffer(output, 32).ToLocalChecked());
 }
 
+
+NAN_METHOD(lyra2z) {
+
+    if (info.Length() < 1)
+        return THROW_ERROR_EXCEPTION("You must provide one argument.");
+
+    // Local<Object> target = info[0]->ToObject();
+    Local<Object> target = Nan::To<Object>(info[0]).ToLocalChecked();
+
+
+    if(!Buffer::HasInstance(target))
+        return THROW_ERROR_EXCEPTION("Argument should be a buffer object.");
+
+    char * input = Buffer::Data(target);
+    char *output = (char*) malloc(sizeof(char) * 32);
+
+
+    lyra2z_hash(input, output);
+
+    info.GetReturnValue().Set(Nan::NewBuffer(output, 32).ToLocalChecked());
+}
+
+
 NAN_MODULE_INIT(init) {
     Nan::Set(target, Nan::New("quark").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(quark)).ToLocalChecked());
     Nan::Set(target, Nan::New("x11").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(x11)).ToLocalChecked());
@@ -601,6 +624,8 @@ NAN_MODULE_INIT(init) {
     Nan::Set(target, Nan::New("x15").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(x15)).ToLocalChecked());
     Nan::Set(target, Nan::New("fresh").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(fresh)).ToLocalChecked());
     Nan::Set(target, Nan::New("neoscrypt").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(neoscrypt_hash)).ToLocalChecked());
+    Nan::Set(target, Nan::New("lyra2z").ToLocalChecked(), Nan::GetFunction(Nan::New<FunctionTemplate>(lyra2z)).ToLocalChecked());
+
 }
 
 NODE_MODULE(multihashing, init)