tipc: Eliminate use of user registry by configuration service

#include "port.h"

#include "link.h"

#include "name_table.h"

#include "user_reg.h"

#include "config.h"

struct manager {

	u32 user_ref;

	u32 port_ref;

};

static struct manager mng = { 0};

static u32 config_port_ref;

static DEFINE_SPINLOCK(config_lock);

	struct tipc_name_seq seq;

	int res;

	res = tipc_attach(&mng.user_ref);

	if (res)

		goto failed;

	res = tipc_createport(mng.user_ref, NULL, TIPC_CRITICAL_IMPORTANCE,

	res = tipc_createport(0, NULL, TIPC_CRITICAL_IMPORTANCE,

			      NULL, NULL, NULL,

			      NULL, cfg_named_msg_event, NULL,

			      NULL, &mng.port_ref);

			      NULL, &config_port_ref);

	if (res)

		goto failed;

	seq.type = TIPC_CFG_SRV;

	seq.lower = seq.upper = tipc_own_addr;

	res = tipc_nametbl_publish_rsv(mng.port_ref, TIPC_ZONE_SCOPE, &seq);

	res = tipc_nametbl_publish_rsv(config_port_ref, TIPC_ZONE_SCOPE, &seq);

	if (res)

		goto failed;

failed:

	err("Unable to create configuration service\n");

	tipc_detach(mng.user_ref);

	mng.user_ref = 0;

	return res;

}

void tipc_cfg_stop(void)

{

	if (mng.user_ref) {

		tipc_detach(mng.user_ref);

		mng.user_ref = 0;

	if (config_port_ref) {

		tipc_deleteport(config_port_ref);

		config_port_ref = 0;

	}

}