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RIOT/sys/net/sixlowpan/sixlowip.h
2010-11-08 10:33:23 +01:00

105 lines
2.6 KiB
C

/* 6LoWPAN IP header file */
#ifndef SIXLOWIP_H
#define SIXLOWIP_H
#include <stdint.h>
#define MSBA2_SENSOR_NODE 1
/* set maximum transmission unit */
#ifdef MSBA2_SENSOR_NODE
#define MTU 0x3A
#else
#define MTU 0x0
#endif
#define IPV6_VERSION 0x60
#define ICMP_NEXTHEADER 0x3A
#define NEIGHBOR_DISCOVERY_HOPLIMIT 0xFF
#define ICMP_HEADER_LENGTH 0x4
#define IPV6_HEADER_LENGTH 0x28
/* link layer protocol control information length*/
#ifdef MSBA2_SENSOR_NODE
#define LL_HEADER_LENGTH 0x4
#else
#define LL_HEADER_LENGTH 0x0
#endif
#define SIXLOWPAN_IPV6_LL_ADDR_LEN 8
/* size of global buffer */
#define BUFFER_SIZE (LL_HEADER_LENGTH + MTU)
#define MSBA2_OUI 0x005BA2 // 24bit OUI
#define R8BIT 0xA2 // random 8bit
#ifdef MSBA2_SENSOR_NODE
#define OUI 0x005BA2
#else
#define OUI 0x0
#endif
#define RADIO_CONF radio_cc1100
#define RADIO RADIO_CONF
#define MUTLIHOP_HOPLIMIT 64
extern uint8_t ipv6_ext_hdr_len;
#define LLHDR_IPV6HDR_LENGTH (LL_HEADER_LENGTH + IPV6_HEADER_LENGTH + ipv6_ext_hdr_len)
#define LLHDR_ICMPV6HDR_LENGTH (LL_HEADER_LENGTH + IPV6_HEADER_LENGTH + ipv6_ext_hdr_len + ICMP_HEADER_LENGTH)
#define IPV6HDR_ICMPV6HDR_LENGTH (IPV6_HEADER_LENGTH + ipv6_ext_hdr_len + ICMP_HEADER_LENGTH)
/* global buffer*/
uint8_t buffer[BUFFER_SIZE];
/* packet length*/
extern uint16_t packet_length;
/* ipv6 extension header length */
typedef union ipv6_addr{
uint8_t uint8[16];
uint16_t uint16[8];
} ipv6_addr;
struct icmpv6_hdr{
uint8_t type;
uint8_t code;
uint16_t checksum;
};
struct ipv6_hdr{
uint8_t version_trafficclass;
uint8_t trafficclass_flowlabel;
uint16_t flowlabel;
uint16_t length;
uint8_t nextheader;
uint8_t hoplimit;
ipv6_addr srcaddr;
ipv6_addr destaddr;
};
typedef struct link_layer_addr{
uint8_t uint8[8];
} link_layer_addr;
#define HTONS(a) (uint16_t)((((uint16_t) (a)) << 8) | (((uint16_t) (a)) >> 8))
#define HTONL(a) ((((uint32_t) (a) & 0xff000000) >> 24) | \
(((uint32_t) (a) & 0x00ff0000) >> 8) | \
(((uint32_t) (a) & 0x0000ff00) << 8) | \
(((uint32_t) (a) & 0x000000ff) << 24))
void create_link_local_prefix(ipv6_addr *ipaddr);
void create_all_routers_mcast_addr(ipv6_addr *ipaddr);
void set_eui64(ipv6_addr *ipaddr);
link_layer_addr* get_eui(ipv6_addr *ipaddr);
void bootstrapping(void);
#endif /* SIXLOWIP_H*/