hook_fn casts were hiding UB (#265)

[solanum.git] / extensions / no_locops.c

/*
 * Disable LOCOPS (by disallowing any local user setting +l).
 * -- jilles
 */

#include "stdinc.h"
#include "modules.h"
#include "client.h"
#include "hook.h"
#include "ircd.h"
#include "send.h"
#include "s_conf.h"
#include "s_newconf.h"

static const char no_locops_desc[] = "Disables local operators";

static void h_nl_umode_changed(void *);

mapi_hfn_list_av1 nl_hfnlist[] = {
	{ "umode_changed", h_nl_umode_changed },
	{ NULL, NULL }
};

DECLARE_MODULE_AV2(no_locops, NULL, NULL, NULL, NULL, nl_hfnlist, NULL, NULL, no_locops_desc);

static void
h_nl_umode_changed(void *data)
{
	hook_data_umode_changed *hdata = data;
	struct Client *source_p = hdata->client;

	if (MyClient(source_p) && source_p->umodes & UMODE_LOCOPS)
	{
		source_p->umodes &= ~UMODE_LOCOPS;
	}
}