construct/ircd/conf.cc

/*
 * Copyright (C) 2016 Charybdis Development Team
 * Copyright (C) 2016 Jason Volk <jason@zemos.net>
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice is present in all copies.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 */

#include <boost/lexical_cast.hpp>

namespace ircd {
namespace conf {

	newconf::topconf newconf::current;
	newconf::topconf newconf::last;

	struct log::log log
	{
		"conf", 'w'  // both C's unavailable :/
	};

	std::array<top *, 256> confs;
	std::map<std::type_index, type_handler> type_handlers
	{
		{
			make_index<std::string>(), [](uint8_t *const &ptr, std::string text)
			{
				*reinterpret_cast<std::string *>(ptr) = std::move(text);
			}
		}
	};

	void reg(top *const &top);
	void unreg(top *const &top);
	bool execute(const std::string &line);
	void parse_newconf(const std::string &path);
	void bootstrap();

} // namespace conf
} // namespace ircd

using namespace ircd;

void
conf::parse(const std::string &path)
try
{
	parse_newconf(path);
}
catch(const std::exception &e)
{
	log.error("Failed to parse configuration: %s", e.what());
	throw;
}

void
conf::execute()
try
{
	if(newconf::current.empty())
		throw error("No configuration supplied to parse and execute.");

	// Translate to oldconf and linefeed
	bootstrap();
/*
	newconf::translate(newconf::current, []
	(const std::string &line)
	{
		execute(line);
	});
*/
}
catch(const std::exception &e)
{
	log.error("Configuration init failed: %s", e.what());
	throw;
}

void
conf::bootstrap()
{
	log.debug("Bootstrapping L-Line module to load more modules...");
	mods::load("conf_loadmodule");
}

void
conf::parse_newconf(const std::string &path)
{
	newconf::last = std::move(newconf::current);
	newconf::current = newconf::parse_file(path);
}

bool
conf::execute(const std::string &line)
try
{
	log.debug("%s", line.c_str());
	ircd::execute(*me, line);
	return true;
}
catch(const std::exception &e)
{
	log.error("%s", e.what());
	//return false;
	throw;
}

conf::top::top(const char &letter,
               const std::string &name,
               const items &list)
:cmd{std::string{letter}}
,letter{letter}
,name{name}
,map{begin(list), end(list)}
{
	reg(this);
}

conf::top::~top()
noexcept
{
	unreg(this);
}

void
conf::top::operator()(client &client,
                      line line)
try
{
	if(line[0] == "*")
		set(client, std::move(line[1]), std::move(line[2]));
	else
		set(client, std::move(line[0]), std::move(line[1]), std::move(line[2]));
}
catch(const std::out_of_range &e)
{
	//throw err::NEEDMOREPARAMS(me.id, id(me, client), command(line).c_str());
	throw error("NEEDMOREPARAMS");
}
catch(const boost::bad_lexical_cast &e)
{
	throw bad_cast("conf[%c]: %s", letter, e.what());
}

__attribute__((noreturn))
void
conf::top::enu(client &client,
               const std::string &label,
               const std::string &key)
{
	throw bad_topconf("conf[%c] is a singleton and the label must be '*'", letter);
}

__attribute__((noreturn))
void
conf::top::del(client &client,
               const std::string &label,
               const std::string &key)
{
	throw bad_topconf("conf[%c] is a singleton and the label must be '*'", letter);
}

void
conf::top::set(client &client,
               std::string label,
               std::string key,
               std::string val)
{
	throw bad_topconf("conf[%c] is a singleton and the label must be '*'", letter);
}

__attribute__((noreturn))
const uint8_t *
conf::top::get(client &client,
               const std::string &label,
               const std::string &key)
const
{
	throw bad_topconf("conf[%c] is a singleton and the label must be '*'", letter);
}

void
conf::top::enu(client &client,
               const std::string &key)
{

}

void
conf::top::del(client &client,
               const std::string &key)
{
	if(!map.erase(key))
		log.warning("conf[%c] tried to erase non-existent key \"%s\"",
		            letter,
		            key.c_str());
}

void
conf::top::set(client &client,
               std::string key,
               std::string val)
try
{
	auto &item(map.at(key));
	assign(item, std::move(val));
}
catch(const std::out_of_range &e)
{
	throw not_found("key \"%s\"", key.c_str());
}
catch(const boost::bad_lexical_cast &e)
{
	throw bad_cast("conf[%c]: failed to set key \"%s\": %s",
	               letter,
	               key.c_str(),
	               e.what());
}

const uint8_t *
conf::top::get(client &client,
               const std::string &key)
const
try
{
	const auto &item(map.at(key));
	return item.ptr;
}
catch(const std::out_of_range &e)
{
	throw not_found("key \"%s\"", key.c_str());
}

void
conf::top::assign(item &item,
                  std::string val)
const
try
{
	const auto &handler(type_handlers.at(item.type));
	handler(item.ptr, std::move(val));
}
catch(const std::out_of_range &e)
{
	throw bad_cast("No handler to assign to value type \"%s\" @ %p",
	               item.type.name(),
	               item.ptr);
}

void
conf::unreg(top *const &top)
{
	const auto &name(top->name);
	const auto &letter(top->letter);
	const uint8_t &idx(letter);

	confs[idx] = nullptr;
	newconf::registry[idx].clear();

	log.info("Unregistered configuration letter '%c' (%s)",
	         letter,
	         name.c_str());
}

void
conf::reg(top *const &top)
{
	const auto &name(top->name);
	const auto &letter(top->letter);
	const uint8_t &idx(letter);
	if(!newconf::registry[idx].empty())
		throw already_exists("Configuration letter '%c' already registered for \"%s\"",
		                     letter,
		                     newconf::registry[idx].c_str());

	const auto it(std::find(begin(newconf::registry), end(newconf::registry), name));
	if(it != end(newconf::registry))
		throw already_exists("Configuration letter '%c' already registered topconf \"%s\"",
		                     char(std::distance(begin(newconf::registry), it)),
		                     it->c_str());

	newconf::registry[idx] = name;
	confs[idx] = top;

	log.info("Registered configuration letter '%c' to conf type '%s'",
	         letter,
	         name.c_str());
}

/*
#define CF_TYPE(x) ((x) & CF_MTYPE)

static int yy_defer_accept = 1;
static int yy_wsock = 0;

struct TopConf *conf_cur_block;
static char *conf_cur_block_name = NULL;

static rb_dlink_list conf_items;

static struct ConfItem *yy_aconf = NULL;

static struct Class *yy_class = NULL;

static struct remote_conf *yy_shared = NULL;
static struct server_conf *yy_server = NULL;

static rb_dlink_list yy_aconf_list;
static rb_dlink_list yy_oper_list;
static rb_dlink_list yy_shared_list;
static rb_dlink_list yy_cluster_list;
static struct oper_conf *yy_oper = NULL;

static std::shared_ptr<alias_entry> yy_alias;

static char *yy_blacklist_host = NULL;
static char *yy_blacklist_reason = NULL;
static uint8_t yy_blacklist_iptype = 0;
static rb_dlink_list yy_blacklist_filters = { NULL, NULL, 0 };

static char *yy_opm_address_ipv4 = NULL;
static char *yy_opm_address_ipv6 = NULL;
static uint16_t yy_opm_port_ipv4 = 0;
static uint16_t yy_opm_port_ipv6 = 0;
static int yy_opm_timeout = 0;
static rb_dlink_list yy_opm_scanner_list;

static char *yy_privset_extends = NULL;

static const char *
conf_strtype(int type)
{
	switch (CF_TYPE(type))
	{
	case CF_INT:
		return "integer value";
	case CF_STRING:
		return "unquoted string";
	case CF_YESNO:
		return "yes/no value";
	case CF_QSTRING:
		return "quoted string";
	case CF_TIME:
		return "time/size value";
	default:
		return "unknown type";
	}
}

int
add_top_conf(const char *name, int (*sfunc) (struct TopConf *),
		int (*efunc) (struct TopConf *), struct ConfEntry *items)
{
	struct TopConf *tc;

	tc = (TopConf *)rb_malloc(sizeof(struct TopConf));

	tc->tc_name = name;
	tc->tc_sfunc = sfunc;
	tc->tc_efunc = efunc;
	tc->tc_entries = items;

	rb_dlinkAddAlloc(tc, &conf_items);
	return 0;
}

struct TopConf *
find_top_conf(const char *name)
{
	rb_dlink_node *d;
	struct TopConf *tc;

	RB_DLINK_FOREACH(d, conf_items.head)
	{
		tc = (TopConf *)d->data;
		if(rb_strcasecmp(tc->tc_name, name) == 0)
			return tc;
	}

	return NULL;
}


struct ConfEntry *
find_conf_item(const struct TopConf *top, const char *name)
{
	struct ConfEntry *cf;
	rb_dlink_node *d;

	if(top->tc_entries)
	{
		int i;

		for(i = 0; top->tc_entries[i].cf_type; i++)
		{
			cf = &top->tc_entries[i];

			if(!rb_strcasecmp(cf->cf_name, name))
				return cf;
		}
	}

	RB_DLINK_FOREACH(d, top->tc_items.head)
	{
		cf = (ConfEntry *)d->data;
		if(rb_strcasecmp(cf->cf_name, name) == 0)
			return cf;
	}

	return NULL;
}

int
remove_top_conf(const char *name)
{
	struct TopConf *tc;
	rb_dlink_node *ptr;

	if((tc = find_top_conf(name)) == NULL)
		return -1;

	if((ptr = rb_dlinkFind(tc, &conf_items)) == NULL)
		return -1;

	rb_dlinkDestroy(ptr, &conf_items);
	rb_free(tc);

	return 0;
}

static void
conf_set_serverinfo_name(void *data)
{
	if(ServerInfo.name == NULL)
	{
		const char *s;
		int dots = 0;

		for(s = (char *)data; *s != '\0'; s++)
		{
			if(!rfc1459::is_serv(*s))
			{
				conf_report_error("Ignoring serverinfo::name "
						  "-- bogus servername.");
				return;
			}
			else if(*s == '.')
				++dots;
		}

		if(!dots)
		{
			conf_report_error("Ignoring serverinfo::name -- must contain '.'");
			return;
		}

		s = (char *)data;

		if(rfc1459::is_digit(*s))
		{
			conf_report_error("Ignoring serverinfo::name -- cannot begin with digit.");
			return;
		}

		// the ircd will exit() in main() if we dont set one
		if(strlen(s) <= HOSTLEN)
			ServerInfo.name = rb_strdup((char *) data);
	}
}

static void
conf_set_serverinfo_sid(void *data)
{
	char *sid = (char *)data;

	if(ServerInfo.sid[0] == '\0')
	{
		if(!rfc1459::is_digit(sid[0]) ||
		   !rfc1459::is_id(sid[1]) ||
		   !rfc1459::is_id(sid[2]) ||
		   sid[3] != '\0')
		{
			conf_report_error("Ignoring serverinfo::sid "
					  "-- bogus sid.");
			return;
		}

		rb_strlcpy(ServerInfo.sid, sid, sizeof(ServerInfo.sid));
	}
}

static void
conf_set_serverinfo_network_name(void *data)
{
	char *p;

	if((p = strchr((char *) data, ' ')))
		*p = '\0';

	rb_free(ServerInfo.network_name);
	ServerInfo.network_name = rb_strdup((char *) data);
}

static void
conf_set_serverinfo_vhost(void *data)
{
	struct rb_sockaddr_storage addr;

	if(rb_inet_pton_sock((const char *)data, (struct sockaddr *)&addr) <= 0 || GET_SS_FAMILY(&addr) != AF_INET)
	{
		conf_report_error("Invalid IPv4 address for server vhost (%s)", (char *) data);
		return;
	}

	ServerInfo.bind4 = addr;
}

static void
conf_set_serverinfo_vhost6(void *data)
{

#ifdef RB_IPV6
	struct rb_sockaddr_storage addr;

	if(rb_inet_pton_sock((const char *)data, (struct sockaddr *)&addr) <= 0 || GET_SS_FAMILY(&addr) != AF_INET6)
	{
		conf_report_error("Invalid IPv6 address for server vhost (%s)", (char *) data);
		return;
	}

	ServerInfo.bind6 = addr;
#else
	conf_report_error("Warning -- ignoring serverinfo::vhost6 -- IPv6 support not available.");
#endif
}

static void
conf_set_serverinfo_nicklen(void *data)
{
	ConfigFileEntry.nicklen = (*(unsigned int *) data) + 1;

	if (ConfigFileEntry.nicklen > NICKLEN)
	{
		conf_report_error("Warning -- ignoring serverinfo::nicklen -- provided nicklen (%u) is greater than allowed nicklen (%u)",
				  ConfigFileEntry.nicklen - 1, NICKLEN - 1);
		ConfigFileEntry.nicklen = NICKLEN;
	}
	else if (ConfigFileEntry.nicklen < 9 + 1)
	{
		conf_report_error("Warning -- serverinfo::nicklen is too low (%u) -- forcing 9",
				  ConfigFileEntry.nicklen - 1);
		ConfigFileEntry.nicklen = 9 + 1;
	}
}

static void
conf_set_modules_module(void *data)
{
	char *const m_bn = rb_basename((char *) data);
	const scope free([&m_bn] { rb_free(m_bn); });

	if(!mods::loaded(m_bn))
		mods::load((const char *)data);
}

static void
conf_set_modules_path(void *data)
{
	mods::path_add((char *) data, std::nothrow);
}

struct mode_table_
{
	const char *name;
	umode::mask mode;
};

static struct mode_table_ umode_table[] = {
	{"callerid",	umode::CALLERID	},
	{"deaf",	umode::DEAF	},
	{"invisible",	umode::INVISIBLE	},
	{"locops",	umode::LOCOPS	},
	{"noforward",	umode::NOFORWARD	},
	{"regonlymsg",	umode::REGONLYMSG},
	{"servnotice",	umode::SERVNOTICE},
	{"wallop",	umode::WALLOP	},
	{"operwall",	umode::OPERWALL	},
	{NULL, 0}
};

static struct mode_table_ oper_table[] = {
	{"encrypted",		OPER_ENCRYPTED		},
	{"need_ssl",		OPER_NEEDSSL		},
	{NULL, 0}
};

static struct mode_table_ auth_table[] = {
	{"encrypted",		CONF_FLAGS_ENCRYPTED		},
	{"spoof_notice",	CONF_FLAGS_SPOOF_NOTICE		},
	{"exceed_limit",	CONF_FLAGS_NOLIMIT		},
	{"dnsbl_exempt",	CONF_FLAGS_EXEMPTDNSBL		},
	{"proxy_exempt",	CONF_FLAGS_EXEMPTPROXY		},
	{"kline_exempt",	CONF_FLAGS_EXEMPTKLINE		},
	{"flood_exempt",	CONF_FLAGS_EXEMPTFLOOD		},
	{"spambot_exempt",	CONF_FLAGS_EXEMPTSPAMBOT	},
	{"shide_exempt",	CONF_FLAGS_EXEMPTSHIDE		},
	{"jupe_exempt",		CONF_FLAGS_EXEMPTJUPE		},
	{"resv_exempt",		CONF_FLAGS_EXEMPTRESV		},
	{"no_tilde",		CONF_FLAGS_NO_TILDE		},
	{"need_ident",		CONF_FLAGS_NEED_IDENTD		},
	{"have_ident",		CONF_FLAGS_NEED_IDENTD		},
	{"need_ssl", 		CONF_FLAGS_NEED_SSL		},
	{"need_sasl",		CONF_FLAGS_NEED_SASL		},
	{"extend_chans",	CONF_FLAGS_EXTEND_CHANS		},
	{NULL, 0}
};

static struct mode_table_ connect_table[] = {
	{ "autoconn",	SERVER_AUTOCONN		},
	{ "compressed",	SERVER_COMPRESSED	},
	{ "encrypted",	SERVER_ENCRYPTED	},
	{ "topicburst",	SERVER_TB		},
	{ "ssl",	SERVER_SSL		},
	{ NULL,		0			},
};

static struct mode_table_ cluster_table[] = {
	{ "kline",	SHARED_PKLINE	},
	{ "tkline",	SHARED_TKLINE	},
	{ "unkline",	SHARED_UNKLINE	},
	{ "locops",	SHARED_LOCOPS	},
	{ "xline",	SHARED_PXLINE	},
	{ "txline",	SHARED_TXLINE	},
	{ "unxline",	SHARED_UNXLINE	},
	{ "resv",	SHARED_PRESV	},
	{ "tresv",	SHARED_TRESV	},
	{ "unresv",	SHARED_UNRESV	},
	{ "all",	CLUSTER_ALL	},
	{NULL, 0}
};

static struct mode_table_ shared_table[] =
{
	{ "kline",	SHARED_PKLINE|SHARED_TKLINE	},
	{ "xline",	SHARED_PXLINE|SHARED_TXLINE	},
	{ "resv",	SHARED_PRESV|SHARED_TRESV	},
	{ "dline",	SHARED_PDLINE|SHARED_TDLINE	},
	{ "tdline",	SHARED_TDLINE	},
	{ "pdline",	SHARED_PDLINE   },
	{ "undline",    SHARED_UNDLINE  },
	{ "tkline",	SHARED_TKLINE	},
	{ "unkline",	SHARED_UNKLINE	},
	{ "txline",	SHARED_TXLINE	},
	{ "unxline",	SHARED_UNXLINE	},
	{ "tresv",	SHARED_TRESV	},
	{ "unresv",	SHARED_UNRESV	},
	{ "locops",	SHARED_LOCOPS	},
	{ "rehash",	SHARED_REHASH	},
	{ "grant",	SHARED_GRANT	},
	{ "die",	SHARED_DIE	},
	{ "module",	SHARED_MODULE	},
	{ "all",	SHARED_ALL	},
	{ "none",	0		},
	{NULL, 0}
};

static int
find_umode(struct mode_table_ *tab, const char *name)
{
	int i;

	for (i = 0; tab[i].name; i++)
	{
		if(strcmp(tab[i].name, name) == 0)
			return tab[i].mode;
	}

	return -1;
}

static void
set_modes_from_table(int *modes, const char *whatis, struct mode_table_ *tab, conf_parm_t * args)
{
	for (; args; args = args->next)
	{
		const char *umode;
		int dir = 1;
		int mode;

		if(CF_TYPE(args->type) != CF_STRING)
		{
			conf_report_error("Warning -- %s is not a string; ignoring.", whatis);
			continue;
		}

		umode = args->v.string;

		if(*umode == '~')
		{
			dir = 0;
			umode++;
		}

		mode = find_umode(tab, umode);

		if(mode == -1)
		{
			conf_report_error("Warning -- unknown %s %s.", whatis, args->v.string);
			continue;
		}

		if(mode)
		{
			if(dir)
				*modes |= mode;
			else
				*modes &= ~mode;
		}
		else
			*modes = 0;
	}
}

static void
conf_set_privset_extends(void *data)
{
	yy_privset_extends = rb_strdup((char *) data);
}

static void
conf_set_privset_privs(void *data)
{
	char *privs = NULL;
	conf_parm_t *args = (conf_parm_t *)data;

	for (; args; args = args->next)
	{
		if (privs == NULL)
			privs = rb_strdup(args->v.string);
		else
		{
			char *privs_old = privs;

			privs = (char *)rb_malloc(strlen(privs_old) + 1 + strlen(args->v.string) + 1);
			strcpy(privs, privs_old);
			strcat(privs, " ");
			strcat(privs, args->v.string);

			rb_free(privs_old);
		}
	}

	if (privs)
	{
		if (yy_privset_extends)
		{
			struct PrivilegeSet *set = privilegeset_get(yy_privset_extends);

			if (!set)
			{
				conf_report_error("Warning -- unknown parent privilege set %s for %s; assuming defaults", yy_privset_extends, conf_cur_block_name);

				set = privilegeset_get("default");
			}

			privilegeset_extend(set, conf_cur_block_name != NULL ? conf_cur_block_name : "<unknown>", privs, 0);

			rb_free(yy_privset_extends);
			yy_privset_extends = NULL;
		}
		else
			privilegeset_set_new(conf_cur_block_name != NULL ? conf_cur_block_name : "<unknown>", privs, 0);

		rb_free(privs);
	}
}

static int
conf_begin_oper(struct TopConf *tc)
{
	rb_dlink_node *ptr;
	rb_dlink_node *next_ptr;

	if(yy_oper != NULL)
	{
		free_oper_conf(yy_oper);
		yy_oper = NULL;
	}

	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, yy_oper_list.head)
	{
		free_oper_conf((oper_conf *)ptr->data);
		rb_dlinkDestroy(ptr, &yy_oper_list);
	}

	yy_oper = make_oper_conf();
	yy_oper->flags |= OPER_ENCRYPTED;

	return 0;
}

static int
conf_end_oper(struct TopConf *tc)
{
	struct oper_conf *yy_tmpoper;
	rb_dlink_node *ptr;
	rb_dlink_node *next_ptr;

	if(conf_cur_block_name != NULL)
	{
		if(strlen(conf_cur_block_name) > OPERNICKLEN)
			conf_cur_block_name[OPERNICKLEN] = '\0';

		yy_oper->name = rb_strdup(conf_cur_block_name);
	}

	if(EmptyString(yy_oper->name))
	{
		conf_report_error("Ignoring operator block -- missing name.");
		return 0;
	}

#ifdef HAVE_LIBCRYPTO
	if(EmptyString(yy_oper->passwd) && EmptyString(yy_oper->rsa_pubkey_file))
#else
	if(EmptyString(yy_oper->passwd))
#endif
	{
		conf_report_error("Ignoring operator block for %s -- missing password",
					yy_oper->name);
		return 0;
	}


	if (!yy_oper->privset)
		yy_oper->privset = privilegeset_get("default");

	// now, yy_oper_list contains a stack of oper_conf's with just user
	// and host in, yy_oper contains the rest of the information which
	// we need to copy into each element in yy_oper_list
	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, yy_oper_list.head)
	{
		yy_tmpoper = (oper_conf *)ptr->data;

		yy_tmpoper->name = rb_strdup(yy_oper->name);

		// could be an rsa key instead..
		if(!EmptyString(yy_oper->passwd))
			yy_tmpoper->passwd = rb_strdup(yy_oper->passwd);

		yy_tmpoper->flags = yy_oper->flags;
		yy_tmpoper->umodes = yy_oper->umodes;
		yy_tmpoper->snomask = yy_oper->snomask;
		yy_tmpoper->privset = yy_oper->privset;

#ifdef HAVE_LIBCRYPTO
		if(yy_oper->rsa_pubkey_file)
		{
			BIO *file;

			if((file = BIO_new_file(yy_oper->rsa_pubkey_file, "r")) == NULL)
			{
				conf_report_error("Ignoring operator block for %s -- "
						"rsa_public_key_file cant be opened",
						yy_tmpoper->name);
				return 0;
			}

			yy_tmpoper->rsa_pubkey =
				(RSA *) PEM_read_bio_RSA_PUBKEY(file, NULL, 0, NULL);

			(void)BIO_set_close(file, BIO_CLOSE);
			BIO_free(file);

			if(yy_tmpoper->rsa_pubkey == NULL)
			{
				conf_report_error("Ignoring operator block for %s -- "
						"rsa_public_key_file key invalid; check syntax",
						yy_tmpoper->name);
				return 0;
			}
		}

		if(!EmptyString(yy_oper->certfp))
			yy_tmpoper->certfp = rb_strdup(yy_oper->certfp);
#endif

		// all is ok, put it on oper_conf_list
		rb_dlinkMoveNode(ptr, &yy_oper_list, &oper_conf_list);
	}

	free_oper_conf(yy_oper);
	yy_oper = NULL;

	return 0;
}

static void
conf_set_oper_flags(void *data)
{
	conf_parm_t *args = (conf_parm_t *)data;

	set_modes_from_table(&yy_oper->flags, "flag", oper_table, args);
}

static void
conf_set_oper_fingerprint(void *data)
{
	if (yy_oper->certfp)
		rb_free(yy_oper->certfp);
	yy_oper->certfp = rb_strdup((char *) data);
}

static void
conf_set_oper_privset(void *data)
{
	yy_oper->privset = privilegeset_get((char *) data);
}

static void
conf_set_oper_user(void *data)
{
	struct oper_conf *yy_tmpoper;
	char *p;
	char *host = (char *) data;

	yy_tmpoper = make_oper_conf();

	if((p = strchr(host, '@')))
	{
		*p++ = '\0';

		yy_tmpoper->username = rb_strdup(host);
		yy_tmpoper->host = rb_strdup(p);
	}
	else
	{

		yy_tmpoper->username = rb_strdup("*");
		yy_tmpoper->host = rb_strdup(host);
	}

	if(EmptyString(yy_tmpoper->username) || EmptyString(yy_tmpoper->host))
	{
		conf_report_error("Ignoring user -- missing username/host");
		free_oper_conf(yy_tmpoper);
		return;
	}

	rb_dlinkAddAlloc(yy_tmpoper, &yy_oper_list);
}

static void
conf_set_oper_password(void *data)
{
	if(yy_oper->passwd)
	{
		memset(yy_oper->passwd, 0, strlen(yy_oper->passwd));
		rb_free(yy_oper->passwd);
	}

	yy_oper->passwd = rb_strdup((char *) data);
}

static void
conf_set_oper_rsa_public_key_file(void *data)
{
#ifdef HAVE_LIBCRYPTO
	rb_free(yy_oper->rsa_pubkey_file);
	yy_oper->rsa_pubkey_file = rb_strdup((char *) data);
#else
	conf_report_error("Warning -- ignoring rsa_public_key_file (OpenSSL support not available");
#endif
}

static void
conf_set_oper_umodes(void *data)
{
	set_modes_from_table(&yy_oper->umodes, "umode", umode_table, (conf_parm_t *)data);
}

static void
conf_set_oper_snomask(void *data)
{
	yy_oper->snomask = mask(sno::table, (const char *)data);
}

static int
conf_begin_class(struct TopConf *tc)
{
	if(yy_class)
		free_class(yy_class);

	yy_class = make_class();
	return 0;
}

static int
conf_end_class(struct TopConf *tc)
{
	if(conf_cur_block_name != NULL)
		yy_class->class_name = rb_strdup(conf_cur_block_name);

	if(EmptyString(yy_class->class_name))
	{
		conf_report_error("Ignoring connect block -- missing name.");
		return 0;
	}

	add_class(yy_class);
	yy_class = NULL;
	return 0;
}

static void
conf_set_class_ping_time(void *data)
{
	yy_class->ping_freq = *(unsigned int *) data;
}

static void
conf_set_class_cidr_ipv4_bitlen(void *data)
{
	unsigned int maxsize = 32;
	if(*(unsigned int *) data > maxsize)
		conf_report_error
			("class::cidr_ipv4_bitlen argument exceeds maxsize (%d > %d) - ignoring.",
			 *(unsigned int *) data, maxsize);
	else
		yy_class->cidr_ipv4_bitlen = *(unsigned int *) data;

}

#ifdef RB_IPV6
static void
conf_set_class_cidr_ipv6_bitlen(void *data)
{
	unsigned int maxsize = 128;
	if(*(unsigned int *) data > maxsize)
		conf_report_error
			("class::cidr_ipv6_bitlen argument exceeds maxsize (%d > %d) - ignoring.",
			 *(unsigned int *) data, maxsize);
	else
		yy_class->cidr_ipv6_bitlen = *(unsigned int *) data;

}
#endif

static void
conf_set_class_number_per_cidr(void *data)
{
	yy_class->cidr_amount = *(unsigned int *) data;
}

static void
conf_set_class_number_per_ip(void *data)
{
	yy_class->max_local = *(unsigned int *) data;
}


static void
conf_set_class_number_per_ip_global(void *data)
{
	yy_class->max_global = *(unsigned int *) data;
}

static void
conf_set_class_number_per_ident(void *data)
{
	yy_class->max_ident = *(unsigned int *) data;
}

static void
conf_set_class_connectfreq(void *data)
{
	yy_class->con_freq = *(unsigned int *) data;
}

static void
conf_set_class_max_number(void *data)
{
	yy_class->max_total = *(unsigned int *) data;
}

static void
conf_set_class_sendq(void *data)
{
	yy_class->max_sendq = *(unsigned int *) data;
}

static char *listener_address;

static int
conf_begin_listen(struct TopConf *tc)
{
	rb_free(listener_address);
	listener_address = NULL;
	yy_wsock = 0;
	yy_defer_accept = 0;
	return 0;
}

static int
conf_end_listen(struct TopConf *tc)
{
	rb_free(listener_address);
	listener_address = NULL;
	yy_wsock = 0;
	yy_defer_accept = 0;
	return 0;
}

static void
conf_set_listen_defer_accept(void *data)
{
	yy_defer_accept = *(unsigned int *) data;
}

static void
conf_set_listen_wsock(void *data)
{
	yy_wsock = *(unsigned int *) data;
}

static void
conf_set_listen_port_both(void *data, int ssl)
{
	conf_parm_t *args = (conf_parm_t *)data;
	for (; args; args = args->next)
	{
		if(CF_TYPE(args->type) != CF_INT)
		{
			conf_report_error
				("listener::port argument is not an integer " "-- ignoring.");
			continue;
		}
                if(listener_address == NULL)
                {
			if (!ssl)
			{
				conf_report_warning("listener 'ANY/%d': support for plaintext listeners may be removed in a future release per RFCs 7194 & 7258.  "
                                                    "It is suggested that users be migrated to SSL/TLS connections.", args->v.number);
			}
			add_listener(args->v.number, listener_address, AF_INET, ssl, ssl || yy_defer_accept, yy_wsock);
#ifdef RB_IPV6
			add_listener(args->v.number, listener_address, AF_INET6, ssl, ssl || yy_defer_accept, yy_wsock);
#endif
                }
		else
                {
			int family;
#ifdef RB_IPV6
			if(strchr(listener_address, ':') != NULL)
				family = AF_INET6;
			else
#endif
				family = AF_INET;

			if (!ssl)
			{
				conf_report_warning("listener '%s/%d': support for plaintext listeners may be removed in a future release per RFCs 7194 & 7258.  "
                                                    "It is suggested that users be migrated to SSL/TLS connections.", listener_address, args->v.number);
			}

			add_listener(args->v.number, listener_address, family, ssl, ssl || yy_defer_accept, yy_wsock);
                }
	}
}

static void
conf_set_listen_port(void *data)
{
	conf_set_listen_port_both(data, 0);
}

static void
conf_set_listen_sslport(void *data)
{
	conf_set_listen_port_both(data, 1);
}

static void
conf_set_listen_address(void *data)
{
	rb_free(listener_address);
	listener_address = rb_strdup((const char *)data);
}

static int
conf_begin_auth(struct TopConf *tc)
{
	rb_dlink_node *ptr;
	rb_dlink_node *next_ptr;

	if(yy_aconf)
		free_conf(yy_aconf);

	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, yy_aconf_list.head)
	{
		free_conf((ConfItem *)ptr->data);
		rb_dlinkDestroy(ptr, &yy_aconf_list);
	}

	yy_aconf = make_conf();
	yy_aconf->status = CONF_CLIENT;

	return 0;
}

static int
conf_end_auth(struct TopConf *tc)
{
	struct ConfItem *yy_tmp, *found_conf;
	rb_dlink_node *ptr;
	rb_dlink_node *next_ptr;

	if(EmptyString(yy_aconf->info.name))
		yy_aconf->info.name = rb_strdup("NOMATCH");

	// didnt even get one ->host?
	if(EmptyString(yy_aconf->host))
	{
		conf_report_error("Ignoring auth block -- missing user@host");
		return 0;
	}

	// so the stacking works in order..
	collapse(yy_aconf->user);
	collapse(yy_aconf->host);
	conf_add_class_to_conf(yy_aconf);
	if ((found_conf = find_exact_conf_by_address("*", CONF_CLIENT, "*")) && found_conf->spasswd == NULL)
		conf_report_error("Ignoring redundant auth block (after *@*)");
	else if ((found_conf = find_exact_conf_by_address(yy_aconf->host, CONF_CLIENT, yy_aconf->user)) &&
			(!found_conf->spasswd || (yy_aconf->spasswd &&
			    0 == irccmp(found_conf->spasswd, yy_aconf->spasswd))))
		conf_report_error("Ignoring duplicate auth block for %s@%s",
				yy_aconf->user, yy_aconf->host);
	else
		add_conf_by_address(yy_aconf->host, CONF_CLIENT, yy_aconf->user, yy_aconf->spasswd, yy_aconf);

	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, yy_aconf_list.head)
	{
		yy_tmp = (ConfItem *)ptr->data;

		if(yy_aconf->passwd)
			yy_tmp->passwd = rb_strdup(yy_aconf->passwd);

		if(yy_aconf->spasswd)
			yy_tmp->spasswd = rb_strdup(yy_aconf->spasswd);

		// this will always exist..
		yy_tmp->info.name = rb_strdup(yy_aconf->info.name);

		if(yy_aconf->className)
			yy_tmp->className = rb_strdup(yy_aconf->className);

		yy_tmp->flags = yy_aconf->flags;
		yy_tmp->port = yy_aconf->port;

		collapse(yy_tmp->user);
		collapse(yy_tmp->host);

		conf_add_class_to_conf(yy_tmp);

		if ((found_conf = find_exact_conf_by_address("*", CONF_CLIENT, "*")) && found_conf->spasswd == NULL)
			conf_report_error("Ignoring redundant auth block (after *@*)");
		else if ((found_conf = find_exact_conf_by_address(yy_tmp->host, CONF_CLIENT, yy_tmp->user)) &&
				(!found_conf->spasswd || (yy_tmp->spasswd &&
				    0 == irccmp(found_conf->spasswd, yy_tmp->spasswd))))
			conf_report_error("Ignoring duplicate auth block for %s@%s",
					yy_tmp->user, yy_tmp->host);
		else
			add_conf_by_address(yy_tmp->host, CONF_CLIENT, yy_tmp->user, yy_tmp->spasswd, yy_tmp);
		rb_dlinkDestroy(ptr, &yy_aconf_list);
	}

	yy_aconf = NULL;
	return 0;
}

static void
conf_set_auth_user(void *data)
{
	struct ConfItem *yy_tmp;
	char *p;

	// The first user= line doesn't allocate a new conf
	if(!EmptyString(yy_aconf->host))
	{
		yy_tmp = make_conf();
		yy_tmp->status = CONF_CLIENT;
	}
	else
		yy_tmp = yy_aconf;

	if((p = (char *)strchr((const char *)data, '@')))
	{
		*p++ = '\0';

		yy_tmp->user = rb_strdup((const char *)data);
		yy_tmp->host = rb_strdup(p);
	}
	else
	{
		yy_tmp->user = rb_strdup("*");
		yy_tmp->host = rb_strdup((const char *)data);
	}

	if(yy_aconf != yy_tmp)
		rb_dlinkAddAlloc(yy_tmp, &yy_aconf_list);
}

static void
conf_set_auth_auth_user(void *data)
{
	if(yy_aconf->spasswd)
		memset(yy_aconf->spasswd, 0, strlen(yy_aconf->spasswd));
	rb_free(yy_aconf->spasswd);
	yy_aconf->spasswd = rb_strdup((const char *)data);
}

static void
conf_set_auth_passwd(void *data)
{
	if(yy_aconf->passwd)
		memset(yy_aconf->passwd, 0, strlen(yy_aconf->passwd));
	rb_free(yy_aconf->passwd);
	yy_aconf->passwd = rb_strdup((const char *)data);
}

static void
conf_set_auth_spoof(void *data)
{
	char *p;
	char *user = NULL;
	char *host = NULL;

	host = (char *)data;

	// user@host spoof
	if((p = strchr(host, '@')) != NULL)
	{
		*p = '\0';
		user = (char *)data;
		host = p+1;

		if(EmptyString(user))
		{
			conf_report_error("Warning -- spoof ident empty.");
			return;
		}

		if(strlen(user) > USERLEN)
		{
			conf_report_error("Warning -- spoof ident length invalid.");
			return;
		}

		if(!valid_username(user))
		{
			conf_report_error("Warning -- invalid spoof (ident).");
			return;
		}

		// this must be restored!
		*p = '@';
	}

	if(EmptyString(host))
	{
		conf_report_error("Warning -- spoof host empty.");
		return;
	}

	if(strlen(host) > HOSTLEN)
	{
		conf_report_error("Warning -- spoof host length invalid.");
		return;
	}

	if(!valid_hostname(host))
	{
		conf_report_error("Warning -- invalid spoof (host).");
		return;
	}

	rb_free(yy_aconf->info.name);
	yy_aconf->info.name = rb_strdup((const char *)data);
	yy_aconf->flags |= CONF_FLAGS_SPOOF_IP;
}

static void
conf_set_auth_flags(void *data)
{
	conf_parm_t *args = (conf_parm_t *)data;

	set_modes_from_table((int *) &yy_aconf->flags, "flag", auth_table, args);
}

static void
conf_set_auth_redir_serv(void *data)
{
	yy_aconf->flags |= CONF_FLAGS_REDIR;
	rb_free(yy_aconf->info.name);
	yy_aconf->info.name = rb_strdup((const char *)data);
}

static void
conf_set_auth_redir_port(void *data)
{
	int port = *(unsigned int *) data;

	yy_aconf->flags |= CONF_FLAGS_REDIR;
	yy_aconf->port = port;
}

static void
conf_set_auth_class(void *data)
{
	rb_free(yy_aconf->className);
	yy_aconf->className = rb_strdup((const char *)data);
}

// ok, shared_oper handles the stacking, shared_flags handles adding
// things.. so all we need to do when we start and end a shared block, is
// clean up anything thats been left over.
static int
conf_cleanup_shared(struct TopConf *tc)
{
	rb_dlink_node *ptr, *next_ptr;

	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, yy_shared_list.head)
	{
		free_remote_conf((remote_conf *)ptr->data);
		rb_dlinkDestroy(ptr, &yy_shared_list);
	}

	if(yy_shared != NULL)
	{
		free_remote_conf(yy_shared);
		yy_shared = NULL;
	}

	return 0;
}

static void
conf_set_shared_oper(void *data)
{
	conf_parm_t *args = (conf_parm_t *)data;
	const char *username;
	char *p;

	if(yy_shared != NULL)
		free_remote_conf(yy_shared);

	yy_shared = make_remote_conf();

	if(args->next != NULL)
	{
		if(CF_TYPE(args->type) != CF_QSTRING)
		{
			conf_report_error("Ignoring shared::oper -- server is not a qstring");
			return;
		}

		yy_shared->server = rb_strdup(args->v.string);
		args = args->next;
	}
	else
		yy_shared->server = rb_strdup("*");

	if(CF_TYPE(args->type) != CF_QSTRING)
	{
		conf_report_error("Ignoring shared::oper -- oper is not a qstring");
		return;
	}

	if((p = strchr(args->v.string, '@')) == NULL)
	{
		conf_report_error("Ignoring shard::oper -- oper is not a user@host");
		return;
	}

	username = args->v.string;
	*p++ = '\0';

	if(EmptyString(p))
		yy_shared->host = rb_strdup("*");
	else
		yy_shared->host = rb_strdup(p);

	if(EmptyString(username))
		yy_shared->username = rb_strdup("*");
	else
		yy_shared->username = rb_strdup(username);

	rb_dlinkAddAlloc(yy_shared, &yy_shared_list);
	yy_shared = NULL;
}

static void
conf_set_shared_flags(void *data)
{
	conf_parm_t *args = (conf_parm_t *)data;
	int flags = 0;
	rb_dlink_node *ptr, *next_ptr;

	if(yy_shared != NULL)
		free_remote_conf(yy_shared);

	set_modes_from_table(&flags, "flag", shared_table, args);

	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, yy_shared_list.head)
	{
		yy_shared = (remote_conf *)ptr->data;

		yy_shared->flags = flags;
		rb_dlinkDestroy(ptr, &yy_shared_list);
		rb_dlinkAddTail(yy_shared, &yy_shared->node, &shared_conf_list);
	}

	yy_shared = NULL;
}

static int
conf_begin_connect(struct TopConf *tc)
{
	if(yy_server)
		free_server_conf(yy_server);

	yy_server = make_server_conf();
	yy_server->port = PORTNUM;
	yy_server->flags |= SERVER_TB;

	if(conf_cur_block_name != NULL)
		yy_server->name = rb_strdup(conf_cur_block_name);

	return 0;
}

static int
conf_end_connect(struct TopConf *tc)
{
	if(EmptyString(yy_server->name))
	{
		conf_report_error("Ignoring connect block -- missing name.");
		return 0;
	}

	if(ServerInfo.name != NULL && !irccmp(ServerInfo.name, yy_server->name))
	{
		conf_report_error("Ignoring connect block for %s -- name is equal to my own name.",
				yy_server->name);
		return 0;
	}

	if((EmptyString(yy_server->passwd) || EmptyString(yy_server->spasswd)) && EmptyString(yy_server->certfp))
	{
		conf_report_error("Ignoring connect block for %s -- no fingerprint or password credentials provided.",
					yy_server->name);
		return 0;
	}

	if((yy_server->flags & SERVER_SSL) && EmptyString(yy_server->certfp))
	{
		conf_report_error("Ignoring connect block for %s -- no fingerprint provided for SSL connection.",
					yy_server->name);
		return 0;
	}

	if(EmptyString(yy_server->connect_host)
			&& GET_SS_FAMILY(&yy_server->connect4) != AF_INET
#ifdef RB_IPV6
			&& GET_SS_FAMILY(&yy_server->connect6) != AF_INET6
#endif
		)
	{
		conf_report_error("Ignoring connect block for %s -- missing host.",
					yy_server->name);
		return 0;
	}

#ifndef HAVE_LIBZ
	if(ServerConfCompressed(yy_server))
	{
		conf_report_error("Ignoring connect::flags::compressed -- zlib not available.");
		yy_server->flags &= ~SERVER_COMPRESSED;
	}
#endif

	add_server_conf(yy_server);
	rb_dlinkAdd(yy_server, &yy_server->node, &server_conf_list);

	yy_server = NULL;
	return 0;
}

static void
conf_set_connect_host(void *data)
{
	struct rb_sockaddr_storage addr;

	if(rb_inet_pton_sock((const char *)data, (struct sockaddr *)&addr) <= 0)
	{
		rb_free(yy_server->connect_host);
		yy_server->connect_host = rb_strdup((const char *)data);
	}
	else if(GET_SS_FAMILY(&addr) == AF_INET)
	{
		yy_server->connect4 = addr;
	}
#ifdef RB_IPV6
	else if(GET_SS_FAMILY(&addr) == AF_INET6)
	{
		yy_server->connect6 = addr;
	}
#endif
	else
	{
		conf_report_error("Unsupported IP address for server connect host (%s)",
				  (char *)data);
		return;
	}
}

static void
conf_set_connect_vhost(void *data)
{
	struct rb_sockaddr_storage addr;

	if(rb_inet_pton_sock((const char *)data, (struct sockaddr *)&addr) <= 0)
	{
		rb_free(yy_server->bind_host);
		yy_server->bind_host = rb_strdup((const char *)data);
	}
	else if(GET_SS_FAMILY(&addr) == AF_INET)
	{
		yy_server->bind4 = addr;
	}
#ifdef RB_IPV6
	else if(GET_SS_FAMILY(&addr) == AF_INET6)
	{
		yy_server->bind6 = addr;
	}
#endif
	else
	{
		conf_report_error("Unsupported IP address for server connect vhost (%s)",
				  (char *)data);
		return;
	}
}

static void
conf_set_connect_send_password(void *data)
{
	if(yy_server->spasswd)
	{
		memset(yy_server->spasswd, 0, strlen(yy_server->spasswd));
		rb_free(yy_server->spasswd);
	}

	yy_server->spasswd = rb_strdup((const char *)data);
}

static void
conf_set_connect_accept_password(void *data)
{
	if(yy_server->passwd)
	{
		memset(yy_server->passwd, 0, strlen(yy_server->passwd));
		rb_free(yy_server->passwd);
	}
	yy_server->passwd = rb_strdup((const char *)data);
}

static void
conf_set_connect_fingerprint(void *data)
{
	if (yy_server->certfp)
		rb_free(yy_server->certfp);
	yy_server->certfp = rb_strdup((char *) data);

	// force SSL to be enabled if fingerprint is enabled.
	yy_server->flags |= SERVER_SSL;
}

static void
conf_set_connect_port(void *data)
{
	int port = *(unsigned int *) data;

	if(port < 1)
		port = PORTNUM;

	yy_server->port = port;
}

static void
conf_set_connect_aftype(void *data)
{
	char *aft = (char *)data;

	if(rb_strcasecmp(aft, "ipv4") == 0)
		yy_server->aftype = AF_INET;
#ifdef RB_IPV6
	else if(rb_strcasecmp(aft, "ipv6") == 0)
		yy_server->aftype = AF_INET6;
#endif
	else
		conf_report_error("connect::aftype '%s' is unknown.", aft);
}

static void
conf_set_connect_flags(void *data)
{
	conf_parm_t *args = (conf_parm_t *)data;

	// note, we allow them to set compressed, then remove it later if
	// they do and LIBZ isnt available
	set_modes_from_table(&yy_server->flags, "flag", connect_table, args);
}

static void
conf_set_connect_hub_mask(void *data)
{
	struct remote_conf *yy_hub;

	if(EmptyString(yy_server->name))
		return;

	yy_hub = make_remote_conf();
	yy_hub->flags = CONF_HUB;

	yy_hub->host = rb_strdup((const char *)data);
	yy_hub->server = rb_strdup(yy_server->name);
	rb_dlinkAdd(yy_hub, &yy_hub->node, &hubleaf_conf_list);
}

static void
conf_set_connect_leaf_mask(void *data)
{
	struct remote_conf *yy_leaf;

	if(EmptyString(yy_server->name))
		return;

	yy_leaf = make_remote_conf();
	yy_leaf->flags = CONF_LEAF;

	yy_leaf->host = rb_strdup((const char *)data);
	yy_leaf->server = rb_strdup(yy_server->name);
	rb_dlinkAdd(yy_leaf, &yy_leaf->node, &hubleaf_conf_list);
}

static void
conf_set_connect_class(void *data)
{
	rb_free(yy_server->class_name);
	yy_server->class_name = rb_strdup((const char *)data);
}

static void
conf_set_exempt_ip(void *data)
{
	struct ConfItem *yy_tmp;

	if(parse_netmask((const char *)data, NULL, NULL) == HM_HOST)
	{
		conf_report_error("Ignoring exempt -- invalid exempt::ip.");
		return;
	}

	yy_tmp = make_conf();
	yy_tmp->passwd = rb_strdup("*");
	yy_tmp->host = rb_strdup((const char *)data);
	yy_tmp->status = CONF_EXEMPTDLINE;
	add_conf_by_address(yy_tmp->host, CONF_EXEMPTDLINE, NULL, NULL, yy_tmp);
}

static int
conf_cleanup_cluster(struct TopConf *tc)
{
	rb_dlink_node *ptr, *next_ptr;

	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, yy_cluster_list.head)
	{
		free_remote_conf((remote_conf *)ptr->data);
		rb_dlinkDestroy(ptr, &yy_cluster_list);
	}

	if(yy_shared != NULL)
	{
		free_remote_conf(yy_shared);
		yy_shared = NULL;
	}

	return 0;
}

static void
conf_set_cluster_name(void *data)
{
	if(yy_shared != NULL)
		free_remote_conf(yy_shared);

	yy_shared = make_remote_conf();
	yy_shared->server = rb_strdup((const char *)data);
	rb_dlinkAddAlloc(yy_shared, &yy_cluster_list);

	yy_shared = NULL;
}

static void
conf_set_cluster_flags(void *data)
{
	conf_parm_t *args = (conf_parm_t *)data;
	int flags = 0;
	rb_dlink_node *ptr, *next_ptr;

	if(yy_shared != NULL)
		free_remote_conf(yy_shared);

	set_modes_from_table(&flags, "flag", cluster_table, args);

	RB_DLINK_FOREACH_SAFE(ptr, next_ptr, yy_cluster_list.head)
	{
		yy_shared = (remote_conf *)ptr->data;
		yy_shared->flags = flags;
		rb_dlinkAddTail(yy_shared, &yy_shared->node, &cluster_conf_list);
		rb_dlinkDestroy(ptr, &yy_cluster_list);
	}

	yy_shared = NULL;
}

static void
conf_set_general_havent_read_conf(void *data)
{
	if(*(unsigned int *) data)
	{
		conf_report_error("You haven't read your config file properly.");
		conf_report_error
			("There is a line in the example conf that will kill your server if not removed.");
		conf_report_error
			("Consider actually reading/editing the conf file, and removing this line.");
		if (!testing_conf)
			exit(0);
	}
}

static void
conf_set_general_hide_error_messages(void *data)
{
	char *val = (char *)data;

	if(rb_strcasecmp(val, "yes") == 0)
		ConfigFileEntry.hide_error_messages = 2;
	else if(rb_strcasecmp(val, "opers") == 0)
		ConfigFileEntry.hide_error_messages = 1;
	else if(rb_strcasecmp(val, "no") == 0)
		ConfigFileEntry.hide_error_messages = 0;
	else
		conf_report_error("Invalid setting '%s' for general::hide_error_messages.", val);
}

static void
conf_set_general_kline_delay(void *data)
{
	ConfigFileEntry.kline_delay = *(unsigned int *) data;

	// THIS MUST BE HERE to stop us being unable to check klines
	kline_queued = false;
}

static void
conf_set_general_stats_k_oper_only(void *data)
{
	char *val = (char *)data;

	if(rb_strcasecmp(val, "yes") == 0)
		ConfigFileEntry.stats_k_oper_only = 2;
	else if(rb_strcasecmp(val, "masked") == 0)
		ConfigFileEntry.stats_k_oper_only = 1;
	else if(rb_strcasecmp(val, "no") == 0)
		ConfigFileEntry.stats_k_oper_only = 0;
	else
		conf_report_error("Invalid setting '%s' for general::stats_k_oper_only.", val);
}

static void
conf_set_general_stats_i_oper_only(void *data)
{
	char *val = (char *)data;

	if(rb_strcasecmp(val, "yes") == 0)
		ConfigFileEntry.stats_i_oper_only = 2;
	else if(rb_strcasecmp(val, "masked") == 0)
		ConfigFileEntry.stats_i_oper_only = 1;
	else if(rb_strcasecmp(val, "no") == 0)
		ConfigFileEntry.stats_i_oper_only = 0;
	else
		conf_report_error("Invalid setting '%s' for general::stats_i_oper_only.", val);
}

static void
conf_set_general_compression_level(void *data)
{
#ifdef HAVE_LIBZ
	ConfigFileEntry.compression_level = *(unsigned int *) data;

	if((ConfigFileEntry.compression_level < 1) || (ConfigFileEntry.compression_level > 9))
	{
		conf_report_error
			("Invalid general::compression_level %d -- using default.",
			 ConfigFileEntry.compression_level);
		ConfigFileEntry.compression_level = 0;
	}
#else
	conf_report_error("Ignoring general::compression_level -- zlib not available.");
#endif
}

static void
conf_set_general_default_umodes(void *data)
{
	char *pm;
	int what = MODE_ADD, flag;

	ConfigFileEntry.default_umodes = 0;
	for (pm = (char *) data; *pm; pm++)
	{
		switch (*pm)
		{
		case '+':
			what = MODE_ADD;
			break;
		case '-':
			what = MODE_DEL;
			break;

		// don't allow +o
		case 'o':
		case 'S':
		case 'Z':
		case ' ':
			break;

		default:
			if ((flag = umode::table[(unsigned char) *pm]))
			{
				// Proper value has probably not yet been set
				// so don't check oper_only_umodes -- jilles
				if (what == MODE_ADD)
					ConfigFileEntry.default_umodes |= flag;
				else
					ConfigFileEntry.default_umodes &= ~flag;
			}
			break;
		}
	}
}

static void
conf_set_general_oper_umodes(void *data)
{
	set_modes_from_table(&ConfigFileEntry.oper_umodes, "umode", umode_table, (conf_parm_t *)data);
}

static void
conf_set_general_certfp_method(void *data)
{
	char *method = (char *)data;

	if (!rb_strcasecmp(method, CERTFP_NAME_CERT_SHA1))
		ConfigFileEntry.certfp_method = RB_SSL_CERTFP_METH_CERT_SHA1;
	else if (!rb_strcasecmp(method, CERTFP_NAME_CERT_SHA256))
		ConfigFileEntry.certfp_method = RB_SSL_CERTFP_METH_CERT_SHA256;
	else if (!rb_strcasecmp(method, CERTFP_NAME_CERT_SHA512))
		ConfigFileEntry.certfp_method = RB_SSL_CERTFP_METH_CERT_SHA512;
	else if (!rb_strcasecmp(method, CERTFP_NAME_SPKI_SHA256))
		ConfigFileEntry.certfp_method = RB_SSL_CERTFP_METH_SPKI_SHA256;
	else if (!rb_strcasecmp(method, CERTFP_NAME_SPKI_SHA512))
		ConfigFileEntry.certfp_method = RB_SSL_CERTFP_METH_SPKI_SHA512;
	else
	{
		ConfigFileEntry.certfp_method = RB_SSL_CERTFP_METH_CERT_SHA1;
		conf_report_error("Ignoring general::certfp_method -- bogus certfp method %s", method);
	}
}

static void
conf_set_general_oper_only_umodes(void *data)
{
	set_modes_from_table(&ConfigFileEntry.oper_only_umodes, "umode", umode_table, (conf_parm_t *)data);
}

static void
conf_set_general_oper_snomask(void *data)
{
	ConfigFileEntry.oper_snomask = mask(sno::table, (const char *)data);
}

static void
conf_set_serverhide_links_delay(void *data)
{
	int val = *(unsigned int *) data;

	ConfigServerHide.links_delay = val;
}

static void
conf_set_service_name(void *data)
{
	const char *s;
	char *tmp;
	int dots = 0;

	for(s = (char *)data; *s != '\0'; s++)
	{
		if(!rfc1459::is_serv(*s))
		{
			conf_report_error("Ignoring service::name "
					 "-- bogus servername.");
			return;
		}
		else if(*s == '.')
			 dots++;
	}

	if(!dots)
	{
		conf_report_error("Ignoring service::name -- must contain '.'");
		return;
	}

	tmp = rb_strdup((const char *)data);
	rb_dlinkAddAlloc(tmp, &service_list);
}

static int
conf_begin_alias(struct TopConf *tc)
{
	yy_alias = std::make_shared<alias_entry>();

	if (conf_cur_block_name != NULL)
		yy_alias->name = conf_cur_block_name;

	yy_alias->flags = 0;

	return 0;
}

static int
conf_end_alias(struct TopConf *tc)
{
	if (yy_alias == NULL)
		return -1;

	if (yy_alias->name.size() == 0)
	{
		conf_report_error("Ignoring alias -- must have a name.");
		return -1;
	}

	if (yy_alias->target.size() == 0)
	{
		conf_report_error("Ignoring alias -- must have a target.");
		return -1;
	}

	alias_dict[yy_alias->name] = std::move(yy_alias);

	return 0;
}

static void
conf_set_alias_name(void *data)
{
	if (data == NULL || yy_alias == NULL)	// this shouldn't ever happen
		return;

	yy_alias->name = (const char *) data;
}

static void
conf_set_alias_target(void *data)
{
	if (data == NULL || yy_alias == NULL)	// this shouldn't ever happen
		return;

	yy_alias->target = (const char *) data;
}

static void
conf_set_channel_autochanmodes(void *data)
{
	char *pm;
	int what = MODE_ADD;

	ConfigChannel.autochanmodes = 0;
	for (pm = (char *) data; *pm; pm++)
	{
		switch (*pm)
		{
		case '+':
			what = MODE_ADD;
			break;
		case '-':
			what = MODE_DEL;
			break;

		default:
			if (chan::mode::table[uint8_t(*pm)].set_func == chan::mode::functor::simple)
			{
				if (what == MODE_ADD)
					ConfigChannel.autochanmodes |= chan::mode::table[uint8_t(*pm)].type;
				else
					ConfigChannel.autochanmodes &= ~chan::mode::table[uint8_t(*pm)].type;
			}
			else
			{
				conf_report_error("channel::autochanmodes -- Invalid channel mode %c", *pm);
				continue;
			}
			break;
		}
	}
}

// XXX for below
static void conf_set_blacklist_reason(void *data);

#define IPTYPE_IPV4 1
#define IPTYPE_IPV6 2

static void
conf_set_blacklist_host(void *data)
{
	if (yy_blacklist_host)
	{
		conf_report_error("blacklist::host %s overlaps existing host %s",
			(char *)data, yy_blacklist_host);

		// Cleanup
		conf_set_blacklist_reason(NULL);
		return;
	}

	yy_blacklist_iptype |= IPTYPE_IPV4;
	yy_blacklist_host = rb_strdup((const char *)data);
}

static void
conf_set_blacklist_type(void *data)
{
	conf_parm_t *args = (conf_parm_t *)data;

	/// Don't assume we have either if we got here
	yy_blacklist_iptype = 0;

	for (; args; args = args->next)
	{
		if (!rb_strcasecmp(args->v.string, "ipv4"))
			yy_blacklist_iptype |= IPTYPE_IPV4;
		else if (!rb_strcasecmp(args->v.string, "ipv6"))
			yy_blacklist_iptype |= IPTYPE_IPV6;
		else
			conf_report_error("blacklist::type has unknown address family %s",
					  args->v.string);
	}

	// If we have neither, just default to IPv4
	if (!yy_blacklist_iptype)
	{
		conf_report_warning("blacklist::type has neither IPv4 nor IPv6 (defaulting to IPv4)");
		yy_blacklist_iptype = IPTYPE_IPV4;
	}
}

static void
conf_set_blacklist_matches(void *data)
{
	conf_parm_t *args = (conf_parm_t *)data;
	enum filter_t { FILTER_NONE, FILTER_ALL, FILTER_LAST };

	for (; args; args = args->next)
	{
		char *str = args->v.string;
		char *p;
		enum filter_t type = FILTER_LAST;

		if (CF_TYPE(args->type) != CF_QSTRING)
		{
			conf_report_error("blacklist::matches -- must be quoted string");
			continue;
		}

		if (str == NULL)
		{
			conf_report_error("blacklist::matches -- invalid entry");
			continue;
		}

		if (strlen(str) > HOSTIPLEN)
		{
			conf_report_error("blacklist::matches has an entry too long: %s",
					str);
			continue;
		}

		for (p = str; *p != '\0'; p++)
		{
			// Check for validity
			if (*p == '.')
				type = FILTER_ALL;
			else if (!isdigit((unsigned char)*p))
			{
				conf_report_error("blacklist::matches has invalid IP match entry %s",
						str);
				type = FILTER_NONE;
				break;
			}
		}

		if (type == FILTER_ALL)
		{
			// Basic IP sanity check
			struct rb_sockaddr_storage tmp;
			if (rb_inet_pton(AF_INET, str, &tmp) <= 0)
			{
				conf_report_error("blacklist::matches has invalid IP match entry %s",
						str);
				continue;
			}
		}
		else if (type == FILTER_LAST)
		{
			// Verify it's the correct length
			if (strlen(str) > 3)
			{
				conf_report_error("blacklist::matches has invalid octet match entry %s",
						str);
				continue;
			}
		}
		else
		{
			continue; // Invalid entry
		}

		rb_dlinkAddAlloc(rb_strdup(str), &yy_blacklist_filters);
	}
}

static void
conf_set_blacklist_reason(void *data)
{
	rb_dlink_node *ptr, *nptr;

	if (yy_blacklist_host && data)
	{
		yy_blacklist_reason = rb_strdup((const char *)data);
		if (yy_blacklist_iptype & IPTYPE_IPV6)
		{
			// Make sure things fit (magic number 64 = alnum count + dots)
			// Example: 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa
			if ((64 + strlen(yy_blacklist_host)) > IRCD_RES_HOSTLEN)
			{
				conf_report_error("blacklist::host %s results in IPv6 queries that are too long",
						  yy_blacklist_host);
				goto cleanup_bl;
			}
		}
		// Avoid doing redundant check, IPv6 is bigger than IPv4 --Elizabeth
		if ((yy_blacklist_iptype & IPTYPE_IPV4) && !(yy_blacklist_iptype & IPTYPE_IPV6))
		{
			// Make sure things fit for worst case (magic number 16 = number of nums + dots)
			// Example: 127.127.127.127.in-addr.arpa
			if ((16 + strlen(yy_blacklist_host)) > IRCD_RES_HOSTLEN)
			{
				conf_report_error("blacklist::host %s results in IPv4 queries that are too long",
						  yy_blacklist_host);
				goto cleanup_bl;
			}
		}

		add_blacklist(yy_blacklist_host, yy_blacklist_reason, yy_blacklist_iptype, &yy_blacklist_filters);
	}

cleanup_bl:
	RB_DLINK_FOREACH_SAFE(ptr, nptr, yy_blacklist_filters.head)
	{
		rb_free(ptr->data);
		rb_dlinkDestroy(ptr, &yy_blacklist_filters);
	}

	yy_blacklist_filters = (rb_dlink_list){ NULL, NULL, 0 };

	rb_free(yy_blacklist_host);
	rb_free(yy_blacklist_reason);
	yy_blacklist_host = NULL;
	yy_blacklist_reason = NULL;
	yy_blacklist_iptype = 0;
}


struct opm_scanner
{
	const char *type;
	uint16_t port;

	rb_dlink_node node;
};

static int
conf_begin_opm(struct TopConf *tc)
{
	yy_opm_address_ipv4 = yy_opm_address_ipv6 = NULL;
	yy_opm_port_ipv4 = yy_opm_port_ipv6 = yy_opm_timeout = 0;
	delete_opm_proxy_scanner_all();
	delete_opm_listener_all();
	return 0;
}

static int
conf_end_opm(struct TopConf *tc)
{
	rb_dlink_node *ptr, *nptr;
	bool fail = false;

	if(rb_dlink_list_length(&yy_opm_scanner_list) == 0)
	{
		conf_report_error("No opm scanners configured -- disabling opm.");
		fail = true;
		goto end;
	}

	if(yy_opm_port_ipv4 > 0)
	{
		if(yy_opm_address_ipv4 != NULL)
			conf_create_opm_listener(yy_opm_address_ipv4, yy_opm_port_ipv4);
		else
		{
			char ip[HOSTIPLEN];
			if(!rb_inet_ntop_sock((struct sockaddr *)&ServerInfo.bind4, ip, sizeof(ip)))
				conf_report_error("No opm::listen_ipv4 nor serverinfo::vhost directive; cannot listen on IPv4");
			else
				conf_create_opm_listener(ip, yy_opm_port_ipv4);
		}
	}

	if(yy_opm_port_ipv6 > 0)
	{
		if(yy_opm_address_ipv6 != NULL)
			conf_create_opm_listener(yy_opm_address_ipv6, yy_opm_port_ipv6);
		else
		{
			char ip[HOSTIPLEN];
			if(!rb_inet_ntop_sock((struct sockaddr *)&ServerInfo.bind6, ip, sizeof(ip)))
				conf_report_error("No opm::listen_ipv6 nor serverinfo::vhost directive; cannot listen on IPv6");
			else
				conf_create_opm_listener(ip, yy_opm_port_ipv6);
		}
	}

	// If there's no listeners...
	fail = (yy_opm_port_ipv4 == 0 || yy_opm_port_ipv6 == 0);
	if(!fail && yy_opm_timeout > 0 && yy_opm_timeout < 60)
		// Send timeout
		set_authd_timeout("opm_timeout", yy_opm_timeout);
	else if(fail)
		conf_report_error("No opm listeners -- disabling");
	else if(yy_opm_timeout <= 0 || yy_opm_timeout >= 60)
		conf_report_error("opm::timeout value is invalid -- ignoring");

end:
	RB_DLINK_FOREACH_SAFE(ptr, nptr, yy_opm_scanner_list.head)
	{
		struct opm_scanner *scanner = (opm_scanner *)ptr->data;

		if(!fail)
			create_opm_proxy_scanner(scanner->type, scanner->port);

		rb_dlinkDelete(&scanner->node, &yy_opm_scanner_list);
		rb_free(scanner);
	}

	if(!fail)
		opm_check_enable(true);

	rb_free(yy_opm_address_ipv4);
	rb_free(yy_opm_address_ipv6);
	return 0;
}

static void
conf_set_opm_timeout(void *data)
{
	int timeout = *((int *)data);

	if(timeout <= 0 || timeout > 60)
	{
		conf_report_error("opm::timeout value %d is bogus, ignoring", timeout);
		return;
	}

	yy_opm_timeout = timeout;
}

static void
conf_set_opm_listen_address_both(void *data, bool ipv6)
{
	struct rb_sockaddr_storage addr;
	const char *confstr = (ipv6 ? "opm::listen_ipv6" : "opm::listen_ipv4");
	char *ip = (char *)data;

	if(!rb_inet_pton_sock(ip, (struct sockaddr *)&addr))
	{
		conf_report_error("%s is an invalid address: %s", confstr, ip);
		return;
	}

	if(ipv6)
	{
#ifdef RB_IPV6
		if(GET_SS_FAMILY(&addr) != AF_INET6)
		{
			conf_report_error("%s is of the wrong address type: %s", confstr, ip);
			return;
		}

		if(yy_opm_address_ipv6 != NULL)
		{
			conf_report_error("%s overwrites previous address %s", confstr, ip);
			return;
		}

		yy_opm_address_ipv6 = rb_strdup(ip);
#else
		conf_report_error("%s requires IPv6 support in your ircd", confstr, ip);
		return;
#endif
	}
	else
	{
		if(GET_SS_FAMILY(&addr) != AF_INET)
		{
			conf_report_error("%s is of the wrong address type: %s", confstr, ip);
			return;
		}

		if(yy_opm_address_ipv4 != NULL)
		{
			conf_report_error("%s overwrites previous address %s", confstr, ip);
			return;
		}

		yy_opm_address_ipv4 = rb_strdup(ip);
	}
}

static void
conf_set_opm_listen_address_ipv4(void *data)
{
	conf_set_opm_listen_address_both(data, false);
}

static void
conf_set_opm_listen_address_ipv6(void *data)
{
	conf_set_opm_listen_address_both(data, true);
}

static void
conf_set_opm_listen_port_both(void *data, bool ipv6)
{
	int port = *((int *)data);
	const char *confstr = (ipv6 ? "opm::port_ipv6" : "opm::port_ipv4");

#ifndef RB_IPV6
	if(ipv6)
	{
		conf_report_error("%s requires IPv6 support in your ircd", confstr);
		return;
	}
#endif

	if(port > 65535 || port <= 0)
	{
		conf_report_error("%s is out of range: %d", confstr, port);
		return;
	}

	if(ipv6)
	{
		if(yy_opm_port_ipv4)
		{
			conf_report_error("%s overwrites existing port %hu",
					confstr, yy_opm_port_ipv4);
			return;
		}

		yy_opm_port_ipv4 = port;
	}
	else
	{
		if(yy_opm_port_ipv6)
		{
			conf_report_error("%s overwrites existing port %hu",
					confstr, yy_opm_port_ipv6);
			return;
		}

		yy_opm_port_ipv6 = port;
	}
}

static void
conf_set_opm_listen_port_ipv4(void *data)
{
	conf_set_opm_listen_port_both(data, false);
}

static void
conf_set_opm_listen_port_ipv6(void *data)
{
	conf_set_opm_listen_port_both(data, true);
}

static void
conf_set_opm_listen_port(void *data)
{
	conf_set_opm_listen_port_both(data, true);
	conf_set_opm_listen_port_both(data, false);
}

static void
conf_set_opm_scan_ports_all(void *data, const char *node, const char *type)
{
	conf_parm_t *args = (conf_parm_t *)data;
	for (; args; args = args->next)
	{
		rb_dlink_node *ptr;
		bool dup = false;

		if(CF_TYPE(args->type) != CF_INT)
		{
			conf_report_error("%s argument is not an integer -- ignoring.", node);
			continue;
		}

		if(args->v.number > 65535 || args->v.number <= 0)
		{
			conf_report_error("%s argument is not an integer between 1 and 65535 -- ignoring.", node);
			continue;
		}

		// Check for duplicates
		RB_DLINK_FOREACH(ptr, yy_opm_scanner_list.head)
		{
			struct opm_scanner *scanner = (opm_scanner *)ptr->data;

			if(scanner->port == args->v.number && strcmp(type, scanner->type) == 0)
			{
				conf_report_error("%s argument is duplicate", node);
				dup = true;
				break;
			}
		}

		if(!dup)
		{
			struct opm_scanner *scanner = (opm_scanner *)rb_malloc(sizeof(struct opm_scanner));
			scanner->port = args->v.number;
			scanner->type = type;
			rb_dlinkAdd(scanner, &scanner->node, &yy_opm_scanner_list);
		}
	}
}

static void
conf_set_opm_scan_ports_socks4(void *data)
{
	conf_set_opm_scan_ports_all(data, "opm::socks4_ports", "socks4");
}

static void
conf_set_opm_scan_ports_socks5(void *data)
{
	conf_set_opm_scan_ports_all(data, "opm::socks5_ports", "socks5");
}

static void
conf_set_opm_scan_ports_httpconnect(void *data)
{
	conf_set_opm_scan_ports_all(data, "opm::httpconnect_ports", "httpconnect");
}

static void
conf_set_opm_scan_ports_httpsconnect(void *data)
{
	conf_set_opm_scan_ports_all(data, "opm::httpsconnect_ports", "httpsconnect");
}

void
conf_report_error(const char *fmt, ...)
{
	va_list ap;
	char msg[BUFSIZE + 1] = { 0 };

	va_start(ap, fmt);
	vsnprintf(msg, BUFSIZE, fmt, ap);
	va_end(ap);

	if (testing_conf)
	{
		fprintf(stderr, "\"%s\", line %d: %s\n", current_file, lineno + 1, msg);
		return;
	}

	ierror("\"%s\", line %d: %s", current_file, lineno + 1, msg);
	sendto_realops_snomask(sno::GENERAL, L_ALL, "error: \"%s\", line %d: %s", current_file, lineno + 1, msg);
}

void
conf_report_warning(const char *fmt, ...)
{
	va_list ap;
	char msg[BUFSIZE + 1] = { 0 };

	va_start(ap, fmt);
	vsnprintf(msg, BUFSIZE, fmt, ap);
	va_end(ap);

	if (testing_conf)
	{
		fprintf(stderr, "\"%s\", line %d: %s\n", current_file, lineno + 1, msg);
		return;
	}

	iwarn("\"%s\", line %d: %s", current_file, lineno + 1, msg);
	sendto_realops_snomask(sno::GENERAL, L_ALL, "warning: \"%s\", line %d: %s", current_file, lineno + 1, msg);
}

int
conf_start_block(char *block, char *name)
{
	if((conf_cur_block = find_top_conf(block)) == NULL)
	{
		conf_report_error("Configuration block '%s' is not defined.", block);
		return -1;
	}

	if(name)
		conf_cur_block_name = rb_strdup(name);
	else
		conf_cur_block_name = NULL;

	if(conf_cur_block->tc_sfunc)
		if(conf_cur_block->tc_sfunc(conf_cur_block) < 0)
			return -1;

	return 0;
}

int
conf_end_block(struct TopConf *tc)
{
	int ret = 0;
	if(tc->tc_efunc)
		ret = tc->tc_efunc(tc);

	rb_free(conf_cur_block_name);
	conf_cur_block_name = NULL;
	return ret;
}

static void
conf_set_generic_int(void *data, void *location)
{
	*((int *) location) = *((unsigned int *) data);
}

static void
conf_set_generic_string(void *data, int len, void *location)
{
	char **loc = (char **)location;
	char *input = (char *)data;

	if(len && strlen(input) > (unsigned int)len)
		input[len] = '\0';

	rb_free(*loc);
	*loc = rb_strdup(input);
}

int
conf_call_set(struct TopConf *tc, char *item, conf_parm_t * value)
{
	struct ConfEntry *cf;
	conf_parm_t *cp;

	if(!tc)
		return -1;

	if((cf = find_conf_item(tc, item)) == NULL)
	{
		conf_report_error
			("Non-existent configuration setting %s::%s.", tc->tc_name, (char *) item);
		return -1;
	}

	// if it takes one thing, make sure they only passed one thing,
	//   and handle as needed.
	if((value->v.list->type & CF_FLIST) && !(cf->cf_type & CF_FLIST))
	{
		conf_report_error
			("Option %s::%s does not take a list of values.", tc->tc_name, item);
		return -1;
	}

	cp = value->v.list;


	if(CF_TYPE(value->v.list->type) != CF_TYPE(cf->cf_type))
	{
		// if it expects a string value, but we got a yesno,
		// convert it back
		if((CF_TYPE(value->v.list->type) == CF_YESNO) &&
		   (CF_TYPE(cf->cf_type) == CF_STRING))
		{
			value->v.list->type = CF_STRING;

			if(cp->v.number == 1)
				cp->v.string = rb_strdup("yes");
			else
				cp->v.string = rb_strdup("no");
		}

		// maybe it's a CF_TIME and they passed CF_INT --
		//   should still be valid
		else if(!((CF_TYPE(value->v.list->type) == CF_INT) &&
			  (CF_TYPE(cf->cf_type) == CF_TIME)))
		{
			conf_report_error
				("Wrong type for %s::%s (expected %s, got %s)",
				 tc->tc_name, (char *) item,
				 conf_strtype(cf->cf_type), conf_strtype(value->v.list->type));
			return -1;
		}
	}

	if(cf->cf_type & CF_FLIST)
	{
#if 0
		if(cf->cf_arg)
			conf_set_generic_list(value->v.list, cf->cf_arg);
		else
#endif
		// just pass it the extended argument list
		cf->cf_func(value->v.list);
	}
	else
	{
		// it's old-style, needs only one arg
		switch (cf->cf_type)
		{
		case CF_INT:
		case CF_TIME:
		case CF_YESNO:
			if(cf->cf_arg)
				conf_set_generic_int(&cp->v.number, cf->cf_arg);
			else
				cf->cf_func(&cp->v.number);
			break;
		case CF_STRING:
		case CF_QSTRING:
			if(EmptyString(cp->v.string))
				conf_report_error("Ignoring %s::%s -- empty field",
						tc->tc_name, item);
			else if(cf->cf_arg)
				conf_set_generic_string(cp->v.string, cf->cf_len, cf->cf_arg);
			else
				cf->cf_func(cp->v.string);
			break;
		}
	}


	return 0;
}

int
add_conf_item(const char *topconf, const char *name, int type, void (*func) (void *))
{
	struct TopConf *tc;
	struct ConfEntry *cf;

	if((tc = find_top_conf(topconf)) == NULL)
		return -1;

	if(find_conf_item(tc, name) != NULL)
		return -1;

	cf = (ConfEntry *)rb_malloc(sizeof(struct ConfEntry));

	cf->cf_name = name;
	cf->cf_type = type;
	cf->cf_func = func;
	cf->cf_arg = NULL;

	rb_dlinkAddAlloc(cf, &tc->tc_items);

	return 0;
}

int
remove_conf_item(const char *topconf, const char *name)
{
	struct TopConf *tc;
	struct ConfEntry *cf;
	rb_dlink_node *ptr;

	if((tc = find_top_conf(topconf)) == NULL)
		return -1;

	if((cf = find_conf_item(tc, name)) == NULL)
		return -1;

	if((ptr = rb_dlinkFind(cf, &tc->tc_items)) == NULL)
		return -1;

	rb_dlinkDestroy(ptr, &tc->tc_items);
	rb_free(cf);

	return 0;
}

static struct ConfEntry conf_serverinfo_table[] =
{
	{ "description", 	CF_QSTRING, NULL, 0, &ServerInfo.description	},

	{ "network_name", 	CF_QSTRING, conf_set_serverinfo_network_name,	0, NULL },
	{ "name", 		CF_QSTRING, conf_set_serverinfo_name,	0, NULL },
	{ "sid", 		CF_QSTRING, conf_set_serverinfo_sid,	0, NULL },
	{ "vhost", 		CF_QSTRING, conf_set_serverinfo_vhost,	0, NULL },
	{ "vhost6", 		CF_QSTRING, conf_set_serverinfo_vhost6,	0, NULL },

	{ "ssl_private_key",    CF_QSTRING, NULL, 0, &ServerInfo.ssl_private_key },
	{ "ssl_ca_cert",        CF_QSTRING, NULL, 0, &ServerInfo.ssl_ca_cert },
	{ "ssl_cert",           CF_QSTRING, NULL, 0, &ServerInfo.ssl_cert },
	{ "ssl_dh_params",      CF_QSTRING, NULL, 0, &ServerInfo.ssl_dh_params },
	{ "ssl_cipher_list",	CF_QSTRING, NULL, 0, &ServerInfo.ssl_cipher_list },
	{ "ssld_count",		CF_INT,	    NULL, 0, &ServerInfo.ssld_count },

	{ "default_max_clients",CF_INT,     NULL, 0, &ServerInfo.default_max_clients },

	{ "nicklen",		CF_INT,     conf_set_serverinfo_nicklen, 0, NULL },

	{ "\0",	0, NULL, 0, NULL }
};

static struct ConfEntry conf_admin_table[] =
{
	{ "name",	CF_QSTRING, NULL, 200, &AdminInfo.name		},
	{ "description",CF_QSTRING, NULL, 200, &AdminInfo.description	},
	{ "email",	CF_QSTRING, NULL, 200, &AdminInfo.email		},
	{ "\0",	0, NULL, 0, NULL }
};

static struct ConfEntry conf_operator_table[] =
{
	{ "rsa_public_key_file",  CF_QSTRING, conf_set_oper_rsa_public_key_file, 0, NULL },
	{ "flags",	CF_STRING | CF_FLIST, conf_set_oper_flags,	0, NULL },
	{ "umodes",	CF_STRING | CF_FLIST, conf_set_oper_umodes,	0, NULL },
	{ "privset",	CF_QSTRING, conf_set_oper_privset,	0, NULL },
	{ "snomask",    CF_QSTRING, conf_set_oper_snomask,      0, NULL },
	{ "user",	CF_QSTRING, conf_set_oper_user,		0, NULL },
	{ "password",	CF_QSTRING, conf_set_oper_password,	0, NULL },
	{ "fingerprint",	CF_QSTRING, conf_set_oper_fingerprint,	0, NULL },
	{ "\0",	0, NULL, 0, NULL }
};

static struct ConfEntry conf_privset_table[] =
{
	{ "extends",	CF_QSTRING,		conf_set_privset_extends,	0, NULL },
	{ "privs",	CF_STRING | CF_FLIST,	conf_set_privset_privs,		0, NULL },
	{ "\0", 0, NULL, 0, NULL }
};

static struct ConfEntry conf_class_table[] =
{
	{ "ping_time", 		CF_TIME, conf_set_class_ping_time,		0, NULL },
	{ "cidr_ipv4_bitlen",	CF_INT,  conf_set_class_cidr_ipv4_bitlen,		0, NULL },
#ifdef RB_IPV6
	{ "cidr_ipv6_bitlen",	CF_INT,  conf_set_class_cidr_ipv6_bitlen,		0, NULL },
#endif
	{ "number_per_cidr",	CF_INT,  conf_set_class_number_per_cidr,	0, NULL },
	{ "number_per_ip",	CF_INT,  conf_set_class_number_per_ip,		0, NULL },
	{ "number_per_ip_global", CF_INT,conf_set_class_number_per_ip_global,	0, NULL },
	{ "number_per_ident", 	CF_INT,  conf_set_class_number_per_ident,	0, NULL },
	{ "connectfreq", 	CF_TIME, conf_set_class_connectfreq,		0, NULL },
	{ "max_number", 	CF_INT,  conf_set_class_max_number,		0, NULL },
	{ "sendq", 		CF_TIME, conf_set_class_sendq,			0, NULL },
	{ "\0",	0, NULL, 0, NULL }
};

static struct ConfEntry conf_auth_table[] =
{
	{ "user",	CF_QSTRING, conf_set_auth_user,		0, NULL },
	{ "auth_user",  CF_QSTRING, conf_set_auth_auth_user,    0, NULL },
	{ "password",	CF_QSTRING, conf_set_auth_passwd,	0, NULL },
	{ "class",	CF_QSTRING, conf_set_auth_class,	0, NULL },
	{ "spoof",	CF_QSTRING, conf_set_auth_spoof,	0, NULL },
	{ "redirserv",	CF_QSTRING, conf_set_auth_redir_serv,	0, NULL },
	{ "redirport",	CF_INT,     conf_set_auth_redir_port,	0, NULL },
	{ "flags",	CF_STRING | CF_FLIST, conf_set_auth_flags,	0, NULL },
	{ "\0",	0, NULL, 0, NULL }
};

static struct ConfEntry conf_connect_table[] =
{
	{ "send_password",	CF_QSTRING,   conf_set_connect_send_password,	0, NULL },
	{ "accept_password",	CF_QSTRING,   conf_set_connect_accept_password,	0, NULL },
	{ "fingerprint",	CF_QSTRING,   conf_set_connect_fingerprint,	0, NULL },
	{ "flags",	CF_STRING | CF_FLIST, conf_set_connect_flags,	0, NULL },
	{ "host",	CF_QSTRING, conf_set_connect_host,	0, NULL },
	{ "vhost",	CF_QSTRING, conf_set_connect_vhost,	0, NULL },
	{ "port",	CF_INT,     conf_set_connect_port,	0, NULL },
	{ "aftype",	CF_STRING,  conf_set_connect_aftype,	0, NULL },
	{ "hub_mask",	CF_QSTRING, conf_set_connect_hub_mask,	0, NULL },
	{ "leaf_mask",	CF_QSTRING, conf_set_connect_leaf_mask,	0, NULL },
	{ "class",	CF_QSTRING, conf_set_connect_class,	0, NULL },
	{ "\0",	0, NULL, 0, NULL }
};

static struct ConfEntry conf_general_table[] =
{
	{ "oper_only_umodes", 	CF_STRING | CF_FLIST, conf_set_general_oper_only_umodes, 0, NULL },
	{ "oper_umodes", 	CF_STRING | CF_FLIST, conf_set_general_oper_umodes,	 0, NULL },
	{ "oper_snomask",	CF_QSTRING, conf_set_general_oper_snomask, 0, NULL },
	{ "compression_level", 	CF_INT,    conf_set_general_compression_level,	0, NULL },
	{ "havent_read_conf", 	CF_YESNO,  conf_set_general_havent_read_conf,	0, NULL },
	{ "hide_error_messages",CF_STRING, conf_set_general_hide_error_messages,0, NULL },
	{ "kline_delay", 	CF_TIME,   conf_set_general_kline_delay,	0, NULL },
	{ "stats_k_oper_only", 	CF_STRING, conf_set_general_stats_k_oper_only,	0, NULL },
	{ "stats_i_oper_only", 	CF_STRING, conf_set_general_stats_i_oper_only,	0, NULL },
	{ "default_umodes",	CF_QSTRING, conf_set_general_default_umodes, 0, NULL },

	{ "default_operstring",	CF_QSTRING, NULL, REALLEN,    &ConfigFileEntry.default_operstring },
	{ "default_adminstring",CF_QSTRING, NULL, REALLEN,    &ConfigFileEntry.default_adminstring },
	{ "servicestring",	CF_QSTRING, NULL, REALLEN,    &ConfigFileEntry.servicestring },
	{ "kline_reason",	CF_QSTRING, NULL, REALLEN, &ConfigFileEntry.kline_reason },
	{ "identify_service",	CF_QSTRING, NULL, REALLEN, &ConfigFileEntry.identifyservice },
	{ "identify_command",	CF_QSTRING, NULL, REALLEN, &ConfigFileEntry.identifycommand },
	{ "sasl_service",	CF_QSTRING, NULL, REALLEN, &ConfigFileEntry.sasl_service },

	{ "anti_spam_exit_message_time", CF_TIME,  NULL, 0, &ConfigFileEntry.anti_spam_exit_message_time },
	{ "disable_fake_channels",	 CF_YESNO, NULL, 0, &ConfigFileEntry.disable_fake_channels },
	{ "min_nonwildcard_simple",	 CF_INT,   NULL, 0, &ConfigFileEntry.min_nonwildcard_simple },
	{ "non_redundant_klines",	 CF_YESNO, NULL, 0, &ConfigFileEntry.non_redundant_klines },
	{ "tkline_expire_notices",	 CF_YESNO, NULL, 0, &ConfigFileEntry.tkline_expire_notices },

	{ "anti_nick_flood",	CF_YESNO, NULL, 0, &ConfigFileEntry.anti_nick_flood	},
	{ "burst_away",		CF_YESNO, NULL, 0, &ConfigFileEntry.burst_away		},
	{ "caller_id_wait",	CF_TIME,  NULL, 0, &ConfigFileEntry.caller_id_wait	},
	{ "client_exit",	CF_YESNO, NULL, 0, &ConfigFileEntry.client_exit		},
	{ "collision_fnc",	CF_YESNO, NULL, 0, &ConfigFileEntry.collision_fnc	},
	{ "resv_fnc",		CF_YESNO, NULL, 0, &ConfigFileEntry.resv_fnc		},
	{ "connect_timeout",	CF_TIME,  NULL, 0, &ConfigFileEntry.connect_timeout	},
	{ "default_floodcount", CF_INT,   NULL, 0, &ConfigFileEntry.default_floodcount	},
	{ "default_ident_timeout",	CF_INT, NULL, 0, &ConfigFileEntry.default_ident_timeout		},
	{ "disable_auth",	CF_YESNO, NULL, 0, &ConfigFileEntry.disable_auth	},
	{ "dots_in_ident",	CF_INT,   NULL, 0, &ConfigFileEntry.dots_in_ident	},
	{ "failed_oper_notice",	CF_YESNO, NULL, 0, &ConfigFileEntry.failed_oper_notice	},
	{ "global_snotices",	CF_YESNO, NULL, 0, &ConfigFileEntry.global_snotices	},
	{ "hide_spoof_ips",	CF_YESNO, NULL, 0, &ConfigFileEntry.hide_spoof_ips	},
	{ "dline_with_reason",	CF_YESNO, NULL, 0, &ConfigFileEntry.dline_with_reason	},
	{ "kline_with_reason",	CF_YESNO, NULL, 0, &ConfigFileEntry.kline_with_reason	},
	{ "map_oper_only",	CF_YESNO, NULL, 0, &ConfigFileEntry.map_oper_only	},
	{ "max_accept",		CF_INT,   NULL, 0, &ConfigFileEntry.max_accept		},
	{ "max_monitor",	CF_INT,   NULL, 0, &ConfigFileEntry.max_monitor		},
	{ "max_nick_time",	CF_TIME,  NULL, 0, &ConfigFileEntry.max_nick_time	},
	{ "max_nick_changes",	CF_INT,   NULL, 0, &ConfigFileEntry.max_nick_changes	},
	{ "max_targets",	CF_INT,   NULL, 0, &ConfigFileEntry.max_targets		},
	{ "min_nonwildcard",	CF_INT,   NULL, 0, &ConfigFileEntry.min_nonwildcard	},
	{ "nick_delay",		CF_TIME,  NULL, 0, &ConfigFileEntry.nick_delay		},
	{ "no_oper_flood",	CF_YESNO, NULL, 0, &ConfigFileEntry.no_oper_flood	},
	{ "operspy_admin_only",	CF_YESNO, NULL, 0, &ConfigFileEntry.operspy_admin_only	},
	{ "operspy_dont_care_user_info", CF_YESNO, NULL, 0, &ConfigFileEntry.operspy_dont_care_user_info },
	{ "pace_wait",		CF_TIME,  NULL, 0, &ConfigFileEntry.pace_wait		},
	{ "pace_wait_simple",	CF_TIME,  NULL, 0, &ConfigFileEntry.pace_wait_simple	},
	{ "ping_cookie",	CF_YESNO, NULL, 0, &ConfigFileEntry.ping_cookie		},
	{ "reject_after_count",	CF_INT,   NULL, 0, &ConfigFileEntry.reject_after_count	},
	{ "reject_ban_time",	CF_TIME,  NULL, 0, &ConfigFileEntry.reject_ban_time	},
	{ "reject_duration",	CF_TIME,  NULL, 0, &ConfigFileEntry.reject_duration	},
	{ "throttle_count",	CF_INT,   NULL, 0, &ConfigFileEntry.throttle_count	},
	{ "throttle_duration",	CF_TIME,  NULL, 0, &ConfigFileEntry.throttle_duration	},
	{ "short_motd",		CF_YESNO, NULL, 0, &ConfigFileEntry.short_motd		},
	{ "stats_c_oper_only",	CF_YESNO, NULL, 0, &ConfigFileEntry.stats_c_oper_only	},
	{ "stats_e_disabled",	CF_YESNO, NULL, 0, &ConfigFileEntry.stats_e_disabled	},
	{ "stats_h_oper_only",	CF_YESNO, NULL, 0, &ConfigFileEntry.stats_h_oper_only	},
	{ "stats_o_oper_only",	CF_YESNO, NULL, 0, &ConfigFileEntry.stats_o_oper_only	},
	{ "stats_P_oper_only",	CF_YESNO, NULL, 0, &ConfigFileEntry.stats_P_oper_only	},
	{ "stats_y_oper_only",	CF_YESNO, NULL, 0, &ConfigFileEntry.stats_y_oper_only	},
	{ "target_change",	CF_YESNO, NULL, 0, &ConfigFileEntry.target_change	},
	{ "ts_max_delta",	CF_TIME,  NULL, 0, &ConfigFileEntry.ts_max_delta	},
	{ "ts_warn_delta",	CF_TIME,  NULL, 0, &ConfigFileEntry.ts_warn_delta	},
	{ "use_whois_actually", CF_YESNO, NULL, 0, &ConfigFileEntry.use_whois_actually	},
	{ "warn_no_nline",	CF_YESNO, NULL, 0, &ConfigFileEntry.warn_no_nline	},
	{ "use_propagated_bans",CF_YESNO, NULL, 0, &ConfigFileEntry.use_propagated_bans	},
	{ "client_flood_max_lines",	CF_INT,   NULL, 0, &ConfigFileEntry.client_flood_max_lines	},
	{ "client_flood_burst_rate",	CF_INT,   NULL, 0, &ConfigFileEntry.client_flood_burst_rate	},
	{ "client_flood_burst_max",	CF_INT,   NULL, 0, &ConfigFileEntry.client_flood_burst_max	},
	{ "client_flood_message_num",	CF_INT,   NULL, 0, &ConfigFileEntry.client_flood_message_num	},
	{ "client_flood_message_time",	CF_INT,   NULL, 0, &ConfigFileEntry.client_flood_message_time	},
	{ "max_ratelimit_tokens",	CF_INT,   NULL, 0, &ConfigFileEntry.max_ratelimit_tokens	},
	{ "away_interval",		CF_INT,   NULL, 0, &ConfigFileEntry.away_interval		},
	{ "hide_opers_in_whois",	CF_YESNO, NULL, 0, &ConfigFileEntry.hide_opers_in_whois		},
	{ "certfp_method",	CF_STRING, conf_set_general_certfp_method, 0, NULL },
	{ "\0", 		0, 	  NULL, 0, NULL }
};

static struct ConfEntry conf_channel_table[] =
{
	{ "default_split_user_count",	CF_INT,  NULL, 0, &ConfigChannel.default_split_user_count	 },
	{ "default_split_server_count",	CF_INT,	 NULL, 0, &ConfigChannel.default_split_server_count },
	{ "burst_topicwho",	CF_YESNO, NULL, 0, &ConfigChannel.burst_topicwho	},
	{ "kick_on_split_riding", CF_YESNO, NULL, 0, &ConfigChannel.kick_on_split_riding },
	{ "knock_delay",	CF_TIME,  NULL, 0, &ConfigChannel.knock_delay		},
	{ "knock_delay_channel",CF_TIME,  NULL, 0, &ConfigChannel.knock_delay_channel	},
	{ "max_bans",		CF_INT,   NULL, 0, &ConfigChannel.max_bans		},
	{ "max_bans_large",	CF_INT,   NULL, 0, &ConfigChannel.max_bans_large	},
	{ "max_chans_per_user", CF_INT,   NULL, 0, &ConfigChannel.max_chans_per_user 	},
	{ "max_chans_per_user_large", CF_INT,   NULL, 0, &ConfigChannel.max_chans_per_user_large 	},
	{ "no_create_on_split", CF_YESNO, NULL, 0, &ConfigChannel.no_create_on_split 	},
	{ "no_join_on_split",	CF_YESNO, NULL, 0, &ConfigChannel.no_join_on_split	},
	{ "only_ascii_channels", CF_YESNO, NULL, 0, &ConfigChannel.only_ascii_channels },
	{ "use_except",		CF_YESNO, NULL, 0, &ConfigChannel.use_except		},
	{ "use_invex",		CF_YESNO, NULL, 0, &ConfigChannel.use_invex		},
	{ "use_forward",	CF_YESNO, NULL, 0, &ConfigChannel.use_forward		},
	{ "use_knock",		CF_YESNO, NULL, 0, &ConfigChannel.use_knock		},
	{ "resv_forcepart",     CF_YESNO, NULL, 0, &ConfigChannel.resv_forcepart	},
	{ "channel_target_change", CF_YESNO, NULL, 0, &ConfigChannel.channel_target_change	},
	{ "disable_local_channels", CF_YESNO, NULL, 0, &ConfigChannel.disable_local_channels },
	{ "autochanmodes",	CF_QSTRING, conf_set_channel_autochanmodes, 0, NULL	},
	{ "displayed_usercount",	CF_INT, NULL, 0, &ConfigChannel.displayed_usercount	},
	{ "strip_topic_colors",	CF_YESNO, NULL, 0, &ConfigChannel.strip_topic_colors	},
	{ "\0", 		0, 	  NULL, 0, NULL }
};

static struct ConfEntry conf_serverhide_table[] =
{
	{ "disable_hidden",	CF_YESNO, NULL, 0, &ConfigServerHide.disable_hidden	},
	{ "flatten_links",	CF_YESNO, NULL, 0, &ConfigServerHide.flatten_links	},
	{ "hidden",		CF_YESNO, NULL, 0, &ConfigServerHide.hidden		},
	{ "links_delay",	CF_TIME,  conf_set_serverhide_links_delay, 0, NULL	},
	{ "\0", 		0, 	  NULL, 0, NULL }
};

void
newconf_init()
{
	add_top_conf("modules", NULL, NULL, NULL);
	add_conf_item("modules", "path", CF_QSTRING, conf_set_modules_path);
	add_conf_item("modules", "module", CF_QSTRING, conf_set_modules_module);

	add_top_conf("serverinfo", NULL, NULL, conf_serverinfo_table);
	add_top_conf("admin", NULL, NULL, conf_admin_table);
	add_top_conf("operator", conf_begin_oper, conf_end_oper, conf_operator_table);
	add_top_conf("class", conf_begin_class, conf_end_class, conf_class_table);
	add_top_conf("privset", NULL, NULL, conf_privset_table);

	add_top_conf("listen", conf_begin_listen, conf_end_listen, NULL);
	add_conf_item("listen", "defer_accept", CF_YESNO, conf_set_listen_defer_accept);
	add_conf_item("listen", "wsock", CF_YESNO, conf_set_listen_wsock);
	add_conf_item("listen", "port", CF_INT | CF_FLIST, conf_set_listen_port);
	add_conf_item("listen", "sslport", CF_INT | CF_FLIST, conf_set_listen_sslport);
	add_conf_item("listen", "ip", CF_QSTRING, conf_set_listen_address);
	add_conf_item("listen", "host", CF_QSTRING, conf_set_listen_address);

	add_top_conf("auth", conf_begin_auth, conf_end_auth, conf_auth_table);

	add_top_conf("shared", conf_cleanup_shared, conf_cleanup_shared, NULL);
	add_conf_item("shared", "oper", CF_QSTRING | CF_FLIST, conf_set_shared_oper);
	add_conf_item("shared", "flags", CF_STRING | CF_FLIST, conf_set_shared_flags);

	add_top_conf("connect", conf_begin_connect, conf_end_connect, conf_connect_table);

	add_top_conf("exempt", NULL, NULL, NULL);
	add_conf_item("exempt", "ip", CF_QSTRING, conf_set_exempt_ip);

	add_top_conf("cluster", conf_cleanup_cluster, conf_cleanup_cluster, NULL);
	add_conf_item("cluster", "name", CF_QSTRING, conf_set_cluster_name);
	add_conf_item("cluster", "flags", CF_STRING | CF_FLIST, conf_set_cluster_flags);

	add_top_conf("general", NULL, NULL, conf_general_table);
	add_top_conf("channel", NULL, NULL, conf_channel_table);
	add_top_conf("serverhide", NULL, NULL, conf_serverhide_table);

	add_top_conf("service", NULL, NULL, NULL);
	add_conf_item("service", "name", CF_QSTRING, conf_set_service_name);

	add_top_conf("alias", conf_begin_alias, conf_end_alias, NULL);
	add_conf_item("alias", "name", CF_QSTRING, conf_set_alias_name);
	add_conf_item("alias", "target", CF_QSTRING, conf_set_alias_target);

	add_top_conf("blacklist", NULL, NULL, NULL);
	add_conf_item("blacklist", "host", CF_QSTRING, conf_set_blacklist_host);
	add_conf_item("blacklist", "type", CF_STRING | CF_FLIST, conf_set_blacklist_type);
	add_conf_item("blacklist", "matches", CF_QSTRING | CF_FLIST, conf_set_blacklist_matches);
	add_conf_item("blacklist", "reject_reason", CF_QSTRING, conf_set_blacklist_reason);

	add_top_conf("opm", conf_begin_opm, conf_end_opm, NULL);
	add_conf_item("opm", "timeout", CF_INT, conf_set_opm_timeout);
	add_conf_item("opm", "listen_ipv4", CF_QSTRING, conf_set_opm_listen_address_ipv4);
	add_conf_item("opm", "listen_ipv6", CF_QSTRING, conf_set_opm_listen_address_ipv6);
	add_conf_item("opm", "port_v4", CF_INT, conf_set_opm_listen_port_ipv4);
	add_conf_item("opm", "port_v6", CF_INT, conf_set_opm_listen_port_ipv6);
	add_conf_item("opm", "listen_port", CF_INT, conf_set_opm_listen_port);
	add_conf_item("opm", "socks4_ports", CF_INT | CF_FLIST, conf_set_opm_scan_ports_socks4);
	add_conf_item("opm", "socks5_ports", CF_INT | CF_FLIST, conf_set_opm_scan_ports_socks5);
	add_conf_item("opm", "httpconnect_ports", CF_INT | CF_FLIST, conf_set_opm_scan_ports_httpconnect);
	add_conf_item("opm", "httpsconnect_ports", CF_INT | CF_FLIST, conf_set_opm_scan_ports_httpsconnect);
}

*/