ext.h

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/*
 * SPDX-FileCopyrightText: 2015 Martine Lenders <mlenders@inf.fu-berlin.de>
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

 
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
 
#include "net/gnrc/pkt.h"
#include "net/ipv6/ext.h"
#include "timex.h"
 
#ifdef MODULE_GNRC_IPV6_EXT_RH
#include "net/gnrc/ipv6/ext/rh.h"
#endif
 
#ifdef __cplusplus
extern "C" {
#endif

#ifndef CONFIG_GNRC_IPV6_EXT_FRAG_SEND_SIZE
#define CONFIG_GNRC_IPV6_EXT_FRAG_SEND_SIZE    (1U)
#endif

#ifndef CONFIG_GNRC_IPV6_EXT_FRAG_RBUF_SIZE
#define CONFIG_GNRC_IPV6_EXT_FRAG_RBUF_SIZE        (1U)
#endif

#ifndef CONFIG_GNRC_IPV6_EXT_FRAG_LIMITS_POOL_SIZE
#define CONFIG_GNRC_IPV6_EXT_FRAG_LIMITS_POOL_SIZE (CONFIG_GNRC_IPV6_EXT_FRAG_RBUF_SIZE * 2U)
#endif

#ifndef CONFIG_GNRC_IPV6_EXT_FRAG_RBUF_TIMEOUT_US
#define CONFIG_GNRC_IPV6_EXT_FRAG_RBUF_TIMEOUT_US  (10U * US_PER_SEC)
#endif

#ifdef DOXYGEN
#define CONFIG_GNRC_IPV6_EXT_FRAG_RBUF_DO_NOT_OVERRIDE
#endif


gnrc_pktsnip_t *gnrc_ipv6_ext_build(gnrc_pktsnip_t *ipv6, gnrc_pktsnip_t *next,
                                    uint8_t nh, size_t size);
 
#if     defined(MODULE_GNRC_IPV6_EXT) || defined(DOXYGEN)
gnrc_pktsnip_t *gnrc_ipv6_ext_process_hopopt(gnrc_pktsnip_t *pkt,
                                             uint8_t *protnum);

gnrc_pktsnip_t *gnrc_ipv6_ext_process_all(gnrc_pktsnip_t *pkt,
                                          uint8_t *protnum);
#else   /* defined(MODULE_GNRC_IPV6_EXT) || defined(DOXYGEN) */
/* NOPs to make the usage code more readable */
#define gnrc_ipv6_ext_process_hopopt(pkt, protnum)  (pkt)
#define gnrc_ipv6_ext_process_all(pkt, protnum)     (pkt)
#endif  /* defined(MODULE_GNRC_IPV6_EXT) || defined(DOXYGEN) */
 
#ifdef __cplusplus
}
#endif