int cavan_input_service_start(struct cavan_input_service *service, void *data)
{
int ret;
struct cavan_event_service *event_service;
if (service == NULL) {
pr_red_info("service == NULL");
ERROR_RETURN(EINVAL);
}
pthread_mutex_init(&service->lock, NULL);
service->private_data = data;
if (service->handler) {
service->queue.handler = cavan_input_message_queue_handler;
} else {
service->queue.handler = cavan_input_message_queue_handler_dummy;
}
ret = cavan_data_queue_run(&service->queue, MOFS(cavan_input_message_t, node), \
sizeof(cavan_input_message_t), CAVAN_INPUT_MESSAGE_POOL_SIZE, service);
if (ret < 0) {
pr_red_info("cavan_data_queue_run");
return ret;
}
event_service = &service->event_service;
event_service->matcher = cavan_input_device_matcher;
event_service->probe = cavan_input_device_probe;
event_service->remove = cavan_input_device_remove;
event_service->event_handler = cavan_input_device_event_handler;
ret = cavan_timer_service_start(&service->timer_service);
if (ret < 0) {
pr_red_info("cavan_timer_service_start");
goto out_cavan_data_queue_stop;
}
ret = cavan_event_service_start(event_service, service);
if (ret < 0) {
pr_red_info("cavan_event_service_start");
goto out_timer_service_stop;
}
return 0;
out_timer_service_stop:
cavan_timer_service_stop(&service->timer_service);
out_cavan_data_queue_stop:
cavan_data_queue_stop(&service->queue);
cavan_data_queue_deinit(&service->queue);
return ret;
}
int main(int argc, char *argv[])
{
int ret;
const char *dev_path;
char name[64];
struct cavan_event_service service;
assert(argc < 3);
if (argc > 1)
{
if (file_test(argv[1], "c") < 0 && text_is_number(argv[1]))
{
sprintf(name, "/dev/input/event%s", argv[1]);
dev_path = name;
}
else
{
dev_path = argv[1];
}
}
else
{
dev_path = NULL;
}
cavan_event_service_init(&service, cavan_event_simple_matcher);
ret = cavan_event_service_start(&service, (void *) dev_path);
if (ret < 0)
{
pr_red_info("cavan_event_service_start");
return ret;
}
cavan_event_service_join(&service);
cavan_event_service_stop(&service);
return ret;
}