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/*
* ndp_private.h - Neighbour discovery library private header
* Copyright (C) 2013-2015 Jiri Pirko <jiri@resnulli.us>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _NDP_PRIVATE_H_
#define _NDP_PRIVATE_H_
#include <stdarg.h>
#include <syslog.h>
#include <ndp.h>
#include "list.h"
#define NDP_EXPORT __attribute__ ((visibility("default")))
#define NDP_THREAD __thread
/**
* SECTION: ndp
* @short_description: libndp context
*/
struct ndp {
int sock;
void (*log_fn)(struct ndp *ndp, int priority,
const char *file, int line, const char *fn,
const char *format, va_list args);
int log_priority;
struct list_item msgrcv_handler_list;
};
/**
* SECTION: logging
* @short_description: libndp logging facility
*/
void ndp_log(struct ndp *ndp, int priority,
const char *file, int line, const char *fn,
const char *format, ...);
static inline void __attribute__((always_inline, format(printf, 2, 3)))
ndp_log_null(struct ndp *ndp, const char *format, ...) {}
#define ndp_log_cond(ndp, prio, arg...) \
do { \
if (ndp_get_log_priority(ndp) >= prio) \
ndp_log(ndp, prio, __FILE__, __LINE__, \
__FUNCTION__, ## arg); \
} while (0)
#ifdef ENABLE_LOGGING
# ifdef ENABLE_DEBUG
# define dbg(ndp, arg...) ndp_log_cond(ndp, LOG_DEBUG, ## arg)
# else
# define dbg(ndp, arg...) ndp_log_null(ndp, ## arg)
# endif
# define info(ndp, arg...) ndp_log_cond(ndp, LOG_INFO, ## arg)
# define warn(ndp, arg...) ndp_log_cond(ndp, LOG_WARNING, ## arg)
# define err(ndp, arg...) ndp_log_cond(ndp, LOG_ERR, ## arg)
#else
# define dbg(ndp, arg...) ndp_log_null(ndp, ## arg)
# define info(ndp, arg...) ndp_log_null(ndp, ## arg)
# define warn(ndp, arg...) ndp_log_null(ndp, ## arg)
# define err(ndp, arg...) ndp_log_null(ndp, ## arg)
#endif
/**
* SECTION: netinet/icmp6.h addendum
* @short_description: defines and structs missing from netinet/icmp6.h
*/
#define __ND_OPT_ROUTE_INFO 24 /* rfc4191 */
#define __ND_OPT_RDNSS 25 /* rfc6106 */
#define __ND_OPT_DNSSL 31 /* rfc6106 */
struct __nd_opt_route_info { /* route information */
uint8_t nd_opt_ri_type;
uint8_t nd_opt_ri_len;
uint8_t nd_opt_ri_prefix_len;
uint8_t nd_opt_ri_prf_reserved;
uint32_t nd_opt_ri_lifetime;
char nd_opt_ri_prefix[0];
};
struct __nd_opt_rdnss { /* Recursive DNS Server */
uint8_t nd_opt_rdnss_type;
uint8_t nd_opt_rdnss_len;
uint16_t nd_opt_rdnss_reserved;
uint32_t nd_opt_rdnss_lifetime;
char nd_opt_rdnss_addresses[0];
};
struct __nd_opt_dnssl { /* DNS Search List */
uint8_t nd_opt_dnssl_type;
uint8_t nd_opt_dnssl_len;
uint16_t nd_opt_dnssl_reserved;
uint32_t nd_opt_dnssl_lifetime;
char nd_opt_dnssl_domains[0];
};
#endif /* _NDP_PRIVATE_H_ */
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