/*
 *
 * Tomato Firmware
 * Copyright (C) 2006-2009 Jonathan Zarate
 * Fixes/updates (C) 2018 - 2023 pedro
 *
 */


#include "rc.h"


__attribute__ ((noreturn))
static void help(void)
{
	char s[256];
	int i;

	s[0] = 0;
	for (i = 0; i < LED_COUNT; ++i) {
		if (led(i, LED_PROBE)) {
			if (s[0])
				strlcat(s, "/", sizeof(s));

			strlcat(s, led_names[i], sizeof(s));
		}
	}

#ifdef TCONFIG_BCMARM
	if (nvram_match("stealth_mode", "1")) /* stealth mode ON ? */
		fprintf(stderr, "Stealth mode is turned ON. Please disable stealth mode if you want to use led command.\n");
	else
#endif
	     if (s[0] == 0)
		fprintf(stderr, "Not supported.\n");
	else
		fprintf(stderr, "led <%s> <on/off> [...]\n", s);

	exit(1);
}

int led_main(int argc, char *argv[])
{

	int i;
	int j;
	char *a;

	if ((argc < 3) || ((argc % 2) != 1))
		help();

#ifndef TCONFIG_BCMARM
#if defined (CONFIG_BCMWL6) || defined(TCONFIG_BLINK)
	/* get Router model */
	int model = get_model();
#endif
#endif /* !TCONFIG_BCMARM */

	for (j = 1; j < argc; j += 2) {
		a = argv[j]; /* led name */
		for (i = 0; i < LED_COUNT; ++i) {
			if (strcmp(led_names[i], a) == 0) /* full led name (usb/usb3 workaround) */
				break;
		}
		a = argv[j + 1]; /* action (on/off) */
		if ((i >= LED_COUNT) || ((strcmp(a, "on") != 0) && (strcmp(a, "off") != 0)))
			help();

#if defined (CONFIG_BCMWL6) || defined(TCONFIG_BLINK)
		if (((i == LED_WLAN) || (i == LED_5G)
#ifdef TCONFIG_AC3200
		      || (i == LED_52G)
#endif
		) && nvram_get_int("blink_wl")) {		/* For WLAN LEDs with blink turned on; If TRUE, stop/kill blink first */
			if (led(i, LED_PROBE)) {		/* check for GPIO and non GPIO */
				killall("blink", SIGKILL);	/* kill all blink */
				usleep(50000);			/* wait 50 ms */
				led(i, (a[1] == 'n'));		/* turn LED on/off */
			}
			else
				help();
		}
		else if (i == LED_BRIDGE) {			/* For BRIDGE LED(s) */
			if (led(i, LED_PROBE)) {		/* check for GPIO and non GPIO */
				killall("blink_br", SIGKILL);	/* kill all blink_br */
				usleep(50000);			/* wait 50 ms */

				if (a[1] == 'n') {		/* case LED on */
					led(i, LED_ON);		/* turn BRIDGE LED(s) on */
					eval("blink_br");	/* and also start blink_br again */
				}
				else
					led(i, LED_OFF);	/* turn BRIDGE LED(s) off */
			}
			else
				help();
		}
#ifndef TCONFIG_BCMARM
		else if ((i == LED_AOSS) &&
			 (model == MODEL_RTN15U)) {		/* special case for ASUS Router with FreshTomato: use LED_AOSS for Power LED (active LOW, inverted! --> see LED table at shared/led.c ) */

			if (led(i, LED_PROBE))			/* check for GPIO and non GPIO */
				led(i, !(a[1] == 'n'));		/* turn LED on/off (inverted!) */
			else
				help();
		}
#endif /* !TCONFIG_BCMARM */
		else
#endif /* CONFIG_BCMWL6 || TCONFIG_BLINK */
		if (!led(i, (a[1] == 'n')))			/* default case */
			help();
	}

	return 0;
}