#include <socks/printk.h>
#include <socks/device.h>
#include <socks/kext.h>
#include <socks/tty.h>
#include <socks/libc/stdio.h>

static struct tty_driver *serialcon_driver = NULL;

static kern_status_t online(struct kext *self)
{
	serialcon_driver = tty_driver_create(self, "ttyS");
	if (!serialcon_driver) {
		return KERN_NO_MEMORY;
	}

	tty_driver_register(serialcon_driver);

	struct device *ttyS0 = tty_device_create();
	struct device *ttyS1 = tty_device_create();
	struct device *ttyS2 = tty_device_create();
	struct device *ttyS3 = tty_device_create();

	snprintf(ttyS0->dev_name, sizeof ttyS0->dev_name, "ttyS0");
	snprintf(ttyS1->dev_name, sizeof ttyS1->dev_name, "ttyS1");
	snprintf(ttyS2->dev_name, sizeof ttyS2->dev_name, "ttyS2");
	snprintf(ttyS3->dev_name, sizeof ttyS3->dev_name, "ttyS3");

	tty_device_register(ttyS0, serialcon_driver, misc_device());
	tty_device_register(ttyS1, serialcon_driver, misc_device());
	tty_device_register(ttyS2, serialcon_driver, misc_device());
	tty_device_register(ttyS3, serialcon_driver, misc_device());

	return KERN_OK;
}

DEFINE_KEXT("net.doorstuck.socks.serialcon",
	    online, NULL,
	    KEXT_NO_DEPENDENCIES);