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#ifndef _HEADERS_H
#define _HEADERS_H
#ifndef IPPROTO_UDPLITE
# define IPPROTO_UDPLITE 136
#endif
enum tcp_hdr_flags {
TCP_FLAG_FIN = 0x01,
TCP_FLAG_SYN = 0x02,
TCP_FLAG_RST = 0x04,
TCP_FLAG_PSH = 0x08,
TCP_FLAG_ACK = 0x10,
TCP_FLAG_URG = 0x20,
TCP_FLAG_ECN = 0x40,
TCP_FLAG_CWR = 0x80,
};
struct ip_auth_hdr {
uint8_t nexthdr;
uint8_t hdrlen;
uint16_t reserved;
uint32_t spi;
uint32_t seq_no;
};
struct ip_esp_hdr {
uint32_t spi;
uint32_t seq_no;
};
struct ip_comp_hdr {
uint8_t nexthdr;
uint8_t flags;
uint16_t cpi;
};
#ifndef IPPROTO_DCCP
# define IPPROTO_DCCP 33
#endif
struct dccp_hdr {
uint16_t dccph_sport,
dccph_dport;
uint8_t dccph_doff;
uint8_t dccph_ccval:4,
dccph_cscov:4;
uint16_t dccph_checksum;
uint8_t dccph_reserved:3,
dccph_type:4,
dccph_x:1;
uint8_t dccph_seq2;
uint16_t dccph_seq;
};
#ifndef IPPROTO_SCTP
# define IPPROTO_SCTP 132
#endif
struct sctphdr {
uint16_t source;
uint16_t dest;
uint32_t vtag;
uint32_t checksum;
};
struct ipv6hdr {
uint8_t version:4,
priority:4;
uint8_t flow_lbl[3];
uint16_t payload_len;
uint8_t nexthdr;
uint8_t hop_limit;
struct in6_addr saddr;
struct in6_addr daddr;
};
struct vlan_hdr {
uint16_t vlan_id:12,
vlan_cfi:1,
vlan_pcp:3;
uint16_t vlan_type;
};
#ifndef IPPROTO_MH
# define IPPROTO_MH 135
#endif
struct ip6_mh {
uint8_t ip6mh_proto;
uint8_t ip6mh_hdrlen;
uint8_t ip6mh_type;
uint8_t ip6mh_reserved;
uint16_t ip6mh_cksum;
/* Followed by type specific messages */
uint8_t data[0];
};
/* RFC 3775 */
#define IP6_MH_TYPE_BRR 0 /* Binding Refresh Request */
#define IP6_MH_TYPE_HOTI 1 /* HOTI Message */
#define IP6_MH_TYPE_COTI 2 /* COTI Message */
#define IP6_MH_TYPE_HOT 3 /* HOT Message */
#define IP6_MH_TYPE_COT 4 /* COT Message */
#define IP6_MH_TYPE_BU 5 /* Binding Update */
#define IP6_MH_TYPE_BACK 6 /* Binding ACK */
#define IP6_MH_TYPE_BERROR 7 /* Binding Error */
/* RFC 4068 */
#define IP6_MH_TYPE_FBU 8 /* Fast Binding Update */
#define IP6_MH_TYPE_FBACK 9 /* Fast Binding ACK */
#define IP6_MH_TYPE_FNA 10 /* Fast Binding Advertisement */
/* RFC 5096 */
#define IP6_MH_TYPE_EMH 11 /* Experimental Mobility Header */
/* RFC 5142 */
#define IP6_MH_TYPE_HASM 12 /* Home Agent Switch Message */
#endif /* _HEADERS_H */
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