private void comm(Pointer<hid_device> device) {
log.debug("starting comm loop");
Pointer<Byte> data = Pointer.allocateBytes(1024);
HidapiLibrary.hid_set_nonblocking(device, 1);
while (loop && connected) {
int result = HidapiLibrary.hid_read(device, data, 1024);
if (result > 0) {
byte bytes[] = data.getBytes(result);
messageQueue.addAll(parse(result, bytes));
}
BpmMessage msg = writeQueue.poll();
if (msg != null) {
encode(msg, writeBuffer);
try {
HidapiLibrary.hid_write(device, Pointer.pointerToBytes(writeBuffer), 9);
} finally {
writeBuffer.rewind();
}
}
}
}
/*
@Override
public Attribute setAttribute(Attribute attribute, Object value) {
byte[] b = (byte[])value;
attribute.value(Pointer.pointerToBytes(b));
attribute.size(b.length);
return attribute;
}
@Override
public Attribute createAttribute(AttributeType type) {
return createAttribute(type, getDefaultSize());
}
@Override
public Attribute createAttribute(AttributeType type, int size) {
return PKCS11.getInstance().createAttribute(type, new byte[size]);
}
*/
@Override
public Pair<Pointer<?>, Long> fromObject(Object value) {
byte[] b = (byte[]) value;
return new Pair<Pointer<?>, Long>(Pointer.pointerToBytes(b), (long) b.length);
}