context.c

	if (context->protocol_init_done)
		vh = context->vhost_list;
	while (vh) {
		wsi.vhost = vh;
		protocol = vh->protocols;
		if (protocol) {
			n = 0;
			while (n < vh->count_protocols) {
				wsi.protocol = protocol;
				protocol->callback(&wsi, LWS_CALLBACK_PROTOCOL_DESTROY,
						   NULL, NULL, 0);
				protocol++;
				n++;
			}
		}

		vh = vh->vhost_next;
	}

	for (n = 0; n < context->count_threads; n++) {
		pt = &context->pt[n];

		lws_libev_destroyloop(context, n);
		lws_libuv_destroyloop(context, n);

		lws_free_set_NULL(context->pt[n].serv_buf);
		if (pt->ah_pool)
			lws_free(pt->ah_pool);
		if (pt->http_header_data)
			lws_free(pt->http_header_data);
	}
	lws_plat_context_early_destroy(context);

	if (context->pt[0].fds)
		lws_free_set_NULL(context->pt[0].fds);

	if (!LWS_LIBUV_ENABLED(context))
		lws_context_destroy2(context);
}

/*
 * call the second one after the event loop has been shut down cleanly
 */

LWS_VISIBLE void
lws_context_destroy2(struct lws_context *context)
{
	const struct lws_protocols *protocol = NULL;
	struct lws_vhost *vh = NULL, *vh1;
	int n;

	lwsl_notice("%s: ctx %p\n", __func__, context);

	/*
	 * free all the per-vhost allocations
	 */

	vh = context->vhost_list;
	while (vh) {
		protocol = vh->protocols;
		if (protocol) {
			n = 0;
			while (n < vh->count_protocols) {
				if (vh->protocol_vh_privs &&
				    vh->protocol_vh_privs[n]) {
					// lwsl_notice("   %s: freeing per-vhost protocol data %p\n", __func__, vh->protocol_vh_privs[n]);
					lws_free(vh->protocol_vh_privs[n]);
					vh->protocol_vh_privs[n] = NULL;
				}
				protocol++;
				n++;
			}
		}
		if (vh->protocol_vh_privs)
			lws_free(vh->protocol_vh_privs);
		lws_ssl_SSL_CTX_destroy(vh);
		lws_free(vh->same_vh_protocol_list);
#ifdef LWS_WITH_PLUGINS
		if (context->plugin_list)
			lws_free((void *)vh->protocols);
#else
		if (vh->options & LWS_SERVER_OPTION_EXPLICIT_VHOSTS)
			lws_free((void *)vh->protocols);
#endif
#ifdef LWS_WITH_PLUGINS
#ifndef LWS_NO_EXTENSIONS
		if (context->plugin_extension_count)
			lws_free((void *)vh->extensions);
#endif
#endif
#ifdef LWS_WITH_ACCESS_LOG
		if (vh->log_fd != (int)LWS_INVALID_FILE)
			close(vh->log_fd);
#endif

		vh1 = vh->vhost_next;
		lws_free(vh);
		vh = vh1;
	}

	lws_ssl_context_destroy(context);
	lws_plat_context_late_destroy(context);

	if (context->external_baggage_free_on_destroy)
		free(context->external_baggage_free_on_destroy);


	lws_free(context);
}