/* This code is in the public domain.
 */

#include "stdinc.h"

#ifdef HAVE_LIBCRYPTO
#include <openssl/evp.h>
#include <openssl/pem.h>
#include <openssl/rsa.h>
#if (OPENSSL_VERSION_NUMBER >= 0x30000000L)
#include <openssl/decoder.h>
#include <openssl/core.h>
#endif
#endif

#include "newconf.h"
#include "ircd_defs.h"
#include "logger.h"
#include "s_conf.h"
#include "s_user.h"
#include "s_newconf.h"
#include "send.h"
#include "setup.h"
#include "modules.h"
#include "listener.h"
#include "hostmask.h"
#include "s_serv.h"
#include "hash.h"
#include "cache.h"
#include "ircd.h"
#include "snomask.h"
#include "sslproc.h"
#include "wsproc.h"
#include "privilege.h"
#include "chmode.h"
#include "certfp.h"

#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_cluster_list;
static struct oper_conf *yy_oper = NULL;

static struct alias_entry *yy_alias = NULL;

static char *yy_dnsbl_entry_host = NULL;
static char *yy_dnsbl_entry_reason = NULL;
static uint8_t yy_dnsbl_entry_iptype = 0;
static rb_dlink_list yy_dnsbl_entry_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 = 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 = 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 = d->data;
		if(rb_strcasecmp(cf->cf_name, name) == 0)
			return cf;
	}

	return NULL;
}

int
remove_top_conf(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 = data; *s != '\0'; s++)
		{
			if(!IsServChar(*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 = data;

		if(IsDigit(*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 = data;

	if(ServerInfo.sid[0] == '\0')
	{
		if(!IsDigit(sid[0]) || !IsIdChar(sid[1]) ||
		   !IsIdChar(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(data, &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)
{

	struct rb_sockaddr_storage addr;

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

	ServerInfo.bind6 = addr;
}

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 *m_bn;

	m_bn = rb_basename((char *) data);

	if(findmodule_byname(m_bn) == NULL)
		load_one_module((char *) data, MAPI_ORIGIN_EXTENSION, false);

	rb_free(m_bn);
}

static void
conf_set_modules_path(void *data)
{
	mod_add_path((char *) data);
}

struct mode_table
{
	const char *name;
	int mode;
};

/* *INDENT-OFF* */
static struct mode_table umode_table[] = {
	{"deaf",	UMODE_DEAF	},
	{"invisible",	UMODE_INVISIBLE	},
	{"locops",	UMODE_LOCOPS	},
	{"noforward",	UMODE_NOFORWARD	},
	{"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		},
	{"allow_sctp",		CONF_FLAGS_ALLOW_SCTP		},
	{"kline_spoof_ip",	CONF_FLAGS_KLINE_SPOOF		},
	{NULL, 0}
};

static struct mode_table connect_table[] = {
	{ "autoconn",	SERVER_AUTOCONN		},
	{ "compressed",	0			},
	{ "encrypted",	SERVER_ENCRYPTED	},
	{ "topicburst",	SERVER_TB		},
	{ "sctp",	SERVER_SCTP		},
	{ "ssl",	SERVER_SSL		},
	{ "no-export",	SERVER_NO_EXPORT	},
	{ 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}
};
/* *INDENT-ON* */

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
parse_umodes(const char *pm, int *values, int *mask)
{
	int what = MODE_ADD, flag;

	*values = 0;

	if (NULL != mask)
		*mask = 0;

	for (; *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:
			flag = user_modes[(unsigned char) *pm];
			if (flag)
			{
				/* Proper value has probably not yet been set
				 * so don't check oper_only_umodes -- jilles */
				if (what == MODE_ADD)
					*values |= flag;
				else
					*values &= ~flag;

				if (NULL != mask)
					*mask |= flag;
			}
			break;
		}
	}
}

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 = data;

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

			privs = 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(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 = 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;
			}

#if (OPENSSL_VERSION_NUMBER >= 0x30000000L)
			OSSL_DECODER_CTX *const ctx = OSSL_DECODER_CTX_new_for_pkey(
				&yy_tmpoper->rsa_pubkey, "PEM", NULL, "RSA",
				OSSL_KEYMGMT_SELECT_PUBLIC_KEY, NULL, NULL);

			if(ctx != NULL)
			{
				if(OSSL_DECODER_CTX_get_num_decoders(ctx) < 1 ||
				   OSSL_DECODER_from_bio(ctx, file) < 1)
				{
					EVP_PKEY_free(yy_tmpoper->rsa_pubkey);
					yy_tmpoper->rsa_pubkey = NULL;
				}

				OSSL_DECODER_CTX_free(ctx);
			}
#else
			yy_tmpoper->rsa_pubkey =
				(RSA *) PEM_read_bio_RSA_PUBKEY(file, NULL, 0, NULL);
#endif

			(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 = 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, data);
}

static void
conf_set_oper_snomask(void *data)
{
	yy_oper->snomask = parse_snobuf_to_mask(0, (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 class 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;

}

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;

}

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_max_autoconn(void *data)
{
	yy_class->max_autoconn = *(unsigned int *) data;
}

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

static char *listener_address[2];

static int
conf_begin_listen(struct TopConf *tc)
{
	for (int i = 0; i < ARRAY_SIZE(listener_address); i++) {
		rb_free(listener_address[i]);
		listener_address[i] = NULL;
	}
	yy_wsock = 0;
	yy_defer_accept = 0;
	return 0;
}

static int
conf_end_listen(struct TopConf *tc)
{
	for (int i = 0; i < ARRAY_SIZE(listener_address); i++) {
		rb_free(listener_address[i]);
		listener_address[i] = 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, int sctp)
{
	conf_parm_t *args = 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[0] == NULL)
                {
			if (sctp) {
				conf_report_error("listener::sctp_port has no addresses -- ignoring.");
			} else {
				add_tcp_listener(args->v.number, NULL, AF_INET, ssl, ssl || yy_defer_accept, yy_wsock);
				add_tcp_listener(args->v.number, NULL, AF_INET6, ssl, ssl || yy_defer_accept, yy_wsock);
			}
                }
		else
                {
			int family;
			if(strchr(listener_address[0], ':') != NULL)
				family = AF_INET6;
			else
				family = AF_INET;

			if (sctp) {
#ifdef HAVE_LIBSCTP
				add_sctp_listener(args->v.number, listener_address[0], listener_address[1], ssl, yy_wsock);
#else
				conf_report_error("Warning -- ignoring listener::sctp_port -- SCTP support not available.");
#endif
			} else {
				add_tcp_listener(args->v.number, listener_address[0], family, ssl, ssl || yy_defer_accept, yy_wsock);
			}
                }
	}
}

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

static void
conf_set_listen_sslport(void *data)
{
	conf_set_listen_port_both(data, 1, 0 );
}

static void
conf_set_listen_sctp_port(void *data)
{
	conf_set_listen_port_both(data, 0, 1);
}

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

static void
conf_set_listen_address(void *data)
{
	rb_free(listener_address[1]);
	listener_address[1] = listener_address[0];
	listener_address[0] = rb_strdup(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(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 = 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);

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

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

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

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

	host = data;

	/* user@host spoof */
	if((p = strchr(host, '@')) != NULL)
	{
		*p = '\0';
		user = 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(data);
	yy_aconf->flags |= CONF_FLAGS_SPOOF_IP;
}

static void
conf_set_auth_desc(void *data)
{
	rb_free(yy_aconf->desc);
	yy_aconf->desc = rb_strdup(data);
}

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

static void
conf_set_auth_umodes(void *data)
{
	char *umodes = data;

	parse_umodes(umodes, &yy_aconf->umodes, &yy_aconf->umodes_mask);
}

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 (! (yy_server->flags & SERVER_SSL) && ! EmptyString(yy_server->certfp))
	{
		conf_report_error("Ignoring connect block for %s -- "
		                  "fingerprint authentication has "
		                  "been requested; but the ssl flag "
		                  "is not set.", yy_server->name);
		return 0;
	}

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

	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(data, &addr) <= 0)
	{
		rb_free(yy_server->connect_host);
		yy_server->connect_host = rb_strdup(data);
	}
	else if(GET_SS_FAMILY(&addr) == AF_INET)
	{
		yy_server->connect4 = addr;
	}
	else if(GET_SS_FAMILY(&addr) == AF_INET6)
	{
		yy_server->connect6 = addr;
	}
	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(data, &addr) <= 0)
	{
		rb_free(yy_server->bind_host);
		yy_server->bind_host = rb_strdup(data);
	}
	else if(GET_SS_FAMILY(&addr) == AF_INET)
	{
		yy_server->bind4 = addr;
	}
	else if(GET_SS_FAMILY(&addr) == AF_INET6)
	{
		yy_server->bind6 = addr;
	}
	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);
	}

	if (EmptyString((const char *) data))
	{
		yy_server->spasswd = NULL;
		conf_report_warning("Invalid send_password for connect "
		                    "block; must not be empty if provided");
	}
	else if (strpbrk(data, " :"))
	{
		yy_server->spasswd = NULL;
		conf_report_error("Invalid send_password for connect "
		                  "block; cannot contain spaces or colons");
	}
	else
		yy_server->spasswd = rb_strdup(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);
	}

	if (EmptyString((const char *) data))
	{
		yy_server->passwd = NULL;
		conf_report_warning("Invalid accept_password for connect "
		                    "block; must not be empty if provided");
	}
	else if (strpbrk(data, " :"))
	{
		yy_server->passwd = NULL;
		conf_report_error("Invalid accept_password for connect "
		                  "block; cannot contain spaces or colons");
	}
	else
		yy_server->passwd = rb_strdup(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 = data;

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

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

	set_modes_from_table(&yy_server->flags, "flag", connect_table, args);
}

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

static void
conf_set_exempt_ip(void *data)
{
	struct ConfItem *yy_tmp;
	int masktype = parse_netmask_strict(data, NULL, NULL);

	if(masktype != HM_IPV4 && masktype != HM_IPV6)
	{
		conf_report_error("Ignoring exempt -- invalid exempt::ip.");
		return;
	}

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

static void
conf_set_secure_ip(void *data)
{
	struct ConfItem *yy_tmp;
	int masktype = parse_netmask_strict(data, NULL, NULL);

	if(masktype != HM_IPV4 && masktype != HM_IPV6)
	{
		conf_report_error("Ignoring secure -- invalid secure::ip.");
		return;
	}

	yy_tmp = make_conf();
	yy_tmp->passwd = rb_strdup("*");
	yy_tmp->host = rb_strdup(data);
	yy_tmp->status = CONF_SECURE;
	add_conf_by_address(yy_tmp->host, CONF_SECURE, 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(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(data);
	rb_dlinkAddAlloc(yy_shared, &yy_cluster_list);

	yy_shared = NULL;
}

static void
conf_set_cluster_flags(void *data)
{
	conf_parm_t *args = 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 = 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 = 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_stats_k_oper_only(void *data)
{
	char *val = 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 = 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_stats_l_oper_only(void *data)
{
	char *val = data;

	if(rb_strcasecmp(val, "yes") == 0)
		ConfigFileEntry.stats_l_oper_only = STATS_L_OPER_ONLY_YES;
	else if(rb_strcasecmp(val, "self") == 0)
		ConfigFileEntry.stats_l_oper_only = STATS_L_OPER_ONLY_SELF;
	else if(rb_strcasecmp(val, "no") == 0)
		ConfigFileEntry.stats_l_oper_only = STATS_L_OPER_ONLY_NO;
	else
		conf_report_error("Invalid setting '%s' for general::stats_l_oper_only.", val);
}

static void
conf_set_general_default_umodes(void *data)
{
	char *umodes = data;

	parse_umodes(umodes, &ConfigFileEntry.default_umodes, NULL);
}

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

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

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

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

		default:
			if ((flag = snomask_modes[(unsigned char) *pm]))
			{
				if (what == MODE_ADD)
					ConfigFileEntry.oper_snomask |= flag;
				else
					ConfigFileEntry.oper_snomask &= ~flag;
			}
			break;
		}
	}
}

static void
conf_set_general_hidden_caps(void *data)
{
	size_t n = 0;

	for (conf_parm_t *arg = data; arg; arg = arg->next)
		n += 1;

	if (ConfigFileEntry.hidden_caps != NULL)
	{
		for (n = 0; ConfigFileEntry.hidden_caps[n] != NULL; n++)
			rb_free(ConfigFileEntry.hidden_caps[n]);
		rb_free(ConfigFileEntry.hidden_caps);
	}
	ConfigFileEntry.hidden_caps = rb_malloc(sizeof *ConfigFileEntry.hidden_caps * (n + 1));

	n = 0;
	for (conf_parm_t *arg = data; arg; arg = arg->next)
	{
		ConfigFileEntry.hidden_caps[n++] = rb_strdup(arg->v.string);
	}
	ConfigFileEntry.hidden_caps[n] = NULL;
}

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 = data; *s != '\0'; s++)
	{
		if(!IsServChar(*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(data);
	rb_dlinkAddAlloc(tmp, &service_list);
}

static int
conf_begin_alias(struct TopConf *tc)
{
	yy_alias = rb_malloc(sizeof(struct alias_entry));

	if (conf_cur_block_name != NULL)
		yy_alias->name = rb_strdup(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 == NULL)
	{
		conf_report_error("Ignoring alias -- must have a name.");

		rb_free(yy_alias);

		return -1;
	}

	if (yy_alias->target == NULL)
	{
		conf_report_error("Ignoring alias -- must have a target.");

		rb_free(yy_alias);

		return -1;
	}

	rb_dictionary_add(alias_dict, yy_alias->name, 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 = rb_strdup(data);
}

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

	yy_alias->target = rb_strdup(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 (chmode_table[(unsigned char) *pm].set_func == chm_simple)
			{
				if (what == MODE_ADD)
					ConfigChannel.autochanmodes |= chmode_table[(unsigned char) *pm].mode_type;
				else
					ConfigChannel.autochanmodes &= ~chmode_table[(unsigned char) *pm].mode_type;
			}
			else
			{
				conf_report_error("channel::autochanmodes -- Invalid channel mode %c", *pm);
				continue;
			}
			break;
		}
	}
}

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

#define IPTYPE_IPV4 1
#define IPTYPE_IPV6 2

static int
conf_warn_blacklist_deprecation(struct TopConf *tc)
{
	conf_report_error("blacklist{} blocks have been deprecated -- use dnsbl{} blocks instead.");
	return 0;
}

static void
conf_set_dnsbl_entry_host(void *data)
{
	if (yy_dnsbl_entry_host)
	{
		conf_report_error("dnsbl::host %s overlaps existing host %s",
			(char *)data, yy_dnsbl_entry_host);

		/* Cleanup */
		conf_set_dnsbl_entry_reason(NULL);
		return;
	}

	yy_dnsbl_entry_iptype |= IPTYPE_IPV4;
	yy_dnsbl_entry_host = rb_strdup(data);
}

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

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

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

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

static void
conf_set_dnsbl_entry_matches(void *data)
{
	conf_parm_t *args = 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("dnsbl::matches -- must be quoted string");
			continue;
		}

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

		if (strlen(str) > HOSTIPLEN)
		{
			conf_report_error("dnsbl::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("dnsbl::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("dnsbl::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("dnsbl::matches has invalid octet match entry %s",
						str);
				continue;
			}
		}
		else
		{
			continue; /* Invalid entry */
		}

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

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

	if (yy_dnsbl_entry_host && data)
	{
		yy_dnsbl_entry_reason = rb_strdup(data);
		if (yy_dnsbl_entry_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_dnsbl_entry_host)) > IRCD_RES_HOSTLEN)
			{
				conf_report_error("dnsbl::host %s results in IPv6 queries that are too long",
						  yy_dnsbl_entry_host);
				goto cleanup_bl;
			}
		}
		/* Avoid doing redundant check, IPv6 is bigger than IPv4 --Elizabeth */
		if ((yy_dnsbl_entry_iptype & IPTYPE_IPV4) && !(yy_dnsbl_entry_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_dnsbl_entry_host)) > IRCD_RES_HOSTLEN)
			{
				conf_report_error("dnsbl::host %s results in IPv4 queries that are too long",
						  yy_dnsbl_entry_host);
				goto cleanup_bl;
			}
		}

		add_dnsbl_entry(yy_dnsbl_entry_host, yy_dnsbl_entry_reason, yy_dnsbl_entry_iptype, &yy_dnsbl_entry_filters);
	}

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

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

	rb_free(yy_dnsbl_entry_host);
	rb_free(yy_dnsbl_entry_reason);
	yy_dnsbl_entry_host = NULL;
	yy_dnsbl_entry_reason = NULL;
	yy_dnsbl_entry_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 = 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 = data;

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

	if(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
	{
		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");

	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 = 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 = 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 = 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");
}

/* public functions */


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

	va_start(ap, fmt);
	vsnprintf(msg, sizeof msg, 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_NETWIDE, "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, sizeof msg, 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_NETWIDE, "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 = location;
	char *input = 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 = 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;
}

/* *INDENT-OFF* */
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_log_table[] =
{
	{ "fname_userlog", 	CF_QSTRING, NULL, PATH_MAX, &ConfigFileEntry.fname_userlog	},
	{ "fname_fuserlog", 	CF_QSTRING, NULL, PATH_MAX, &ConfigFileEntry.fname_fuserlog	},
	{ "fname_operlog", 	CF_QSTRING, NULL, PATH_MAX, &ConfigFileEntry.fname_operlog	},
	{ "fname_foperlog", 	CF_QSTRING, NULL, PATH_MAX, &ConfigFileEntry.fname_foperlog	},
	{ "fname_serverlog", 	CF_QSTRING, NULL, PATH_MAX, &ConfigFileEntry.fname_serverlog	},
	{ "fname_killlog", 	CF_QSTRING, NULL, PATH_MAX, &ConfigFileEntry.fname_killlog	},
	{ "fname_klinelog", 	CF_QSTRING, NULL, PATH_MAX, &ConfigFileEntry.fname_klinelog	},
	{ "fname_operspylog", 	CF_QSTRING, NULL, PATH_MAX, &ConfigFileEntry.fname_operspylog	},
	{ "fname_ioerrorlog", 	CF_QSTRING, NULL, PATH_MAX, &ConfigFileEntry.fname_ioerrorlog },
	{ "\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 },
	{ "cidr_ipv6_bitlen",	CF_INT,  conf_set_class_cidr_ipv6_bitlen,		0, NULL },
	{ "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 },
	{ "max_autoconn",	CF_INT,  conf_set_class_max_autoconn,		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 },
	{ "umodes",     CF_QSTRING, conf_set_auth_umodes,	0, NULL},
	{ "description",CF_QSTRING, conf_set_auth_desc,         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 },
	{ "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 },
	{ "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 },
	{ "stats_i_oper_only", 	CF_STRING, conf_set_general_stats_i_oper_only,	0, NULL },
	{ "stats_k_oper_only", 	CF_STRING, conf_set_general_stats_k_oper_only,	0, NULL },
	{ "stats_l_oper_only", 	CF_STRING, conf_set_general_stats_l_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 },

	{ "hidden_caps", CF_QSTRING | CF_FLIST, conf_set_general_hidden_caps, 0, NULL },

	{ "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		},
	{ "post_registration_delay", CF_TIME, NULL, 0, &ConfigFileEntry.post_registration_delay	},
	{ "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	},
	{ "hide_tkdline_duration",	CF_YESNO, NULL, 0, &ConfigFileEntry.hide_tkdline_duration	},
	{ "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		},
	{ "ping_warn_time",	CF_TIME,  NULL, 0, &ConfigFileEntry.ping_warn_time	},
	{ "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_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		},
	{ "hide_opers",		CF_YESNO, NULL, 0, &ConfigFileEntry.hide_opers		},
	{ "certfp_method",	CF_STRING, conf_set_general_certfp_method, 0, NULL },
	{ "drain_reason",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.drain_reason	},
	{ "sasl_only_client_message",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.sasl_only_client_message	},
	{ "identd_only_client_message",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.identd_only_client_message	},
	{ "sctp_forbidden_client_message",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.sctp_forbidden_client_message	},
	{ "ssltls_only_client_message",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.ssltls_only_client_message	},
	{ "not_authorised_client_message",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.not_authorised_client_message	},
	{ "illegal_hostname_client_message",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.not_authorised_client_message	},
	{ "server_full_client_message",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.server_full_client_message	},
	{ "illegal_name_long_client_message",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.illegal_name_long_client_message	},
	{ "illegal_name_short_client_message",	CF_QSTRING, NULL, BUFSIZE, &ConfigFileEntry.illegal_name_short_client_message	},
	{ "tls_ciphers_oper_only",	CF_YESNO, NULL, 0, &ConfigFileEntry.tls_ciphers_oper_only	},
	{ "oper_secure_only",	CF_YESNO, NULL, 0, &ConfigFileEntry.oper_secure_only	},
	{ "\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	},
	{ "opmod_send_statusmsg", CF_YESNO, NULL, 0, &ConfigChannel.opmod_send_statusmsg	},
	{ "ip_bans_through_vhost", CF_YESNO, NULL, 0, &ConfigChannel.ip_bans_through_vhost	},
	{ "invite_notify_notice", CF_YESNO, NULL, 0, &ConfigChannel.invite_notify_notice	},
	{ "\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 }
};
/* *INDENT-ON* */

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("log", NULL, NULL, conf_log_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", "sctp_port", CF_INT | CF_FLIST, conf_set_listen_sctp_port);
	add_conf_item("listen", "sctp_sslport", CF_INT | CF_FLIST, conf_set_listen_sctp_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("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("secure", NULL, NULL, NULL);
	add_conf_item("secure", "ip", CF_QSTRING, conf_set_secure_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("dnsbl", NULL, NULL, NULL);
	add_conf_item("dnsbl", "host", CF_QSTRING, conf_set_dnsbl_entry_host);
	add_conf_item("dnsbl", "type", CF_STRING | CF_FLIST, conf_set_dnsbl_entry_type);
	add_conf_item("dnsbl", "matches", CF_QSTRING | CF_FLIST, conf_set_dnsbl_entry_matches);
	add_conf_item("dnsbl", "reject_reason", CF_QSTRING, conf_set_dnsbl_entry_reason);

	add_top_conf("blacklist", conf_warn_blacklist_deprecation, NULL, NULL);
	add_conf_item("blacklist", "host", CF_QSTRING, conf_set_dnsbl_entry_host);
	add_conf_item("blacklist", "type", CF_STRING | CF_FLIST, conf_set_dnsbl_entry_type);
	add_conf_item("blacklist", "matches", CF_QSTRING | CF_FLIST, conf_set_dnsbl_entry_matches);
	add_conf_item("blacklist", "reject_reason", CF_QSTRING, conf_set_dnsbl_entry_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);
}
