C++ (Cpp) usb_port_module_used示例

示例#1

文件： services_usb.c 项目： clockzhong/RouterN56U

void
on_deferred_hotplug_usb(void)
{
	int plug_modem = 0;
	int unplug_modem = 0;

	if (nvram_match("usb_hotplug_ms", "1"))
	{
		nvram_set_int_temp("usb_hotplug_ms", 0);
		try_start_usb_apps();
		nvram_set_int_temp("usb_opt_start", 0);
	}

	if (nvram_match("usb_unplug_lp", "1"))
	{
		nvram_set_int_temp("usb_unplug_lp", 0);
		if (!usb_port_module_used("usblp"))
			stop_usb_printer_spoolers();
	}

	if (nvram_match("usb_hotplug_lp", "1"))
	{
		nvram_set_int_temp("usb_hotplug_lp", 0);
		try_start_usb_printer_spoolers();
	}

	if (nvram_match("usb_unplug_md", "1"))
	{
		nvram_set_int_temp("usb_unplug_md", 0);
		if (nvram_get_int("modem_rule") > 0)
			unplug_modem = 1;
	}

	if (nvram_match("usb_hotplug_md", "1"))
	{
		plug_modem = 1;
		nvram_set_int_temp("usb_hotplug_md", 0);
	}

	if (unplug_modem)
	{
		try_wan_reconnect(1, 0);
	}

	if (plug_modem && !unplug_modem)
	{
		try_start_usb_modem_to_wan();
	}
}

示例#2

文件： usb_devices.c 项目： eckyecky/rt-n56u

int mdev_lp_main(int argc, char **argv)
{
	int isLock;
	const char *device_name, *action;

	if(argc != 3){
		printf("Usage: %s [device_name] [action]\n", argv[0]);
		return 0;
	}

	device_name = argv[1];
	action = argv[2];

	usb_dbg("(%s): action=%s.\n", device_name, action);

	if(get_device_type_by_device(device_name) != DEVICE_TYPE_PRINTER){
		usb_dbg("(%s): The device is not a printer.\n", device_name);
		return 0;
	}

	// Check Lock.
	if((isLock = file_lock((char *)device_name)) == -1){
		usb_dbg("(%s): Can't set the file lock!\n", device_name);
		return 0;
	}

	// If remove the device?
	if(!check_hotplug_action(action)){
		int ports_used_usblp = usb_port_module_used("usblp");
		if (!ports_used_usblp)
			stop_usb_printer_spoolers();
		
		file_unlock(isLock);
		return 0;
	}

	notify_rc("on_hotplug_usb_printer");

	usb_dbg("(%s): Success!\n", device_name);

	file_unlock(isLock);

	return 1;
}