diff options
Diffstat (limited to 'include/netinet/ip_icmp.h')
| -rw-r--r-- | include/netinet/ip_icmp.h | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/include/netinet/ip_icmp.h b/include/netinet/ip_icmp.h new file mode 100644 index 00000000..2f4a86dd --- /dev/null +++ b/include/netinet/ip_icmp.h @@ -0,0 +1,192 @@ +#ifndef _NETINET_IP_ICMP_H +#define _NETINET_IP_ICMP_H + +#include <stdint.h> +#include <netinet/in.h> +#include <netinet/ip.h> + +#ifdef __cplusplus +extern "C" { +#endif + +struct icmphdr { + uint8_t type; + uint8_t code; + uint16_t checksum; + union { + struct { + uint16_t id; + uint16_t sequence; + } echo; + uint32_t gateway; + struct { + uint16_t __unused; + uint16_t mtu; + } frag; + } un; +}; + +#define ICMP_ECHOREPLY 0 +#define ICMP_DEST_UNREACH 3 +#define ICMP_SOURCE_QUENCH 4 +#define ICMP_REDIRECT 5 +#define ICMP_ECHO 8 +#define ICMP_TIME_EXCEEDED 11 +#define ICMP_PARAMETERPROB 12 +#define ICMP_TIMESTAMP 13 +#define ICMP_TIMESTAMPREPLY 14 +#define ICMP_INFO_REQUEST 15 +#define ICMP_INFO_REPLY 16 +#define ICMP_ADDRESS 17 +#define ICMP_ADDRESSREPLY 18 +#define NR_ICMP_TYPES 18 + + +#define ICMP_NET_UNREACH 0 +#define ICMP_HOST_UNREACH 1 +#define ICMP_PROT_UNREACH 2 +#define ICMP_PORT_UNREACH 3 +#define ICMP_FRAG_NEEDED 4 +#define ICMP_SR_FAILED 5 +#define ICMP_NET_UNKNOWN 6 +#define ICMP_HOST_UNKNOWN 7 +#define ICMP_HOST_ISOLATED 8 +#define ICMP_NET_ANO 9 +#define ICMP_HOST_ANO 10 +#define ICMP_NET_UNR_TOS 11 +#define ICMP_HOST_UNR_TOS 12 +#define ICMP_PKT_FILTERED 13 +#define ICMP_PREC_VIOLATION 14 +#define ICMP_PREC_CUTOFF 15 +#define NR_ICMP_UNREACH 15 + +#define ICMP_REDIR_NET 0 +#define ICMP_REDIR_HOST 1 +#define ICMP_REDIR_NETTOS 2 +#define ICMP_REDIR_HOSTTOS 3 + +#define ICMP_EXC_TTL 0 +#define ICMP_EXC_FRAGTIME 1 + + +struct icmp_ra_addr { + uint32_t ira_addr; + uint32_t ira_preference; +}; + +struct icmp { + uint8_t icmp_type; + uint8_t icmp_code; + uint16_t icmp_cksum; + union { + uint8_t ih_pptr; + struct in_addr ih_gwaddr; + struct ih_idseq { + uint16_t icd_id; + uint16_t icd_seq; + } ih_idseq; + uint32_t ih_void; + + struct ih_pmtu { + uint16_t ipm_void; + uint16_t ipm_nextmtu; + } ih_pmtu; + + struct ih_rtradv { + uint8_t irt_num_addrs; + uint8_t irt_wpa; + uint16_t irt_lifetime; + } ih_rtradv; + } icmp_hun; + union { + struct { + uint32_t its_otime; + uint32_t its_rtime; + uint32_t its_ttime; + } id_ts; + struct { + struct ip idi_ip; + } id_ip; + struct icmp_ra_addr id_radv; + uint32_t id_mask; + uint8_t id_data[1]; + } icmp_dun; +}; + +#define icmp_pptr icmp_hun.ih_pptr +#define icmp_gwaddr icmp_hun.ih_gwaddr +#define icmp_id icmp_hun.ih_idseq.icd_id +#define icmp_seq icmp_hun.ih_idseq.icd_seq +#define icmp_void icmp_hun.ih_void +#define icmp_pmvoid icmp_hun.ih_pmtu.ipm_void +#define icmp_nextmtu icmp_hun.ih_pmtu.ipm_nextmtu +#define icmp_num_addrs icmp_hun.ih_rtradv.irt_num_addrs +#define icmp_wpa icmp_hun.ih_rtradv.irt_wpa +#define icmp_lifetime icmp_hun.ih_rtradv.irt_lifetime +#define icmp_otime icmp_dun.id_ts.its_otime +#define icmp_rtime icmp_dun.id_ts.its_rtime +#define icmp_ttime icmp_dun.id_ts.its_ttime +#define icmp_ip icmp_dun.id_ip.idi_ip +#define icmp_radv icmp_dun.id_radv +#define icmp_mask icmp_dun.id_mask +#define icmp_data icmp_dun.id_data + +#define ICMP_MINLEN 8 +#define ICMP_TSLEN (8 + 3 * sizeof (n_time)) +#define ICMP_MASKLEN 12 +#define ICMP_ADVLENMIN (8 + sizeof (struct ip) + 8) +#define ICMP_ADVLEN(p) (8 + ((p)->icmp_ip.ip_hl << 2) + 8) + +#define ICMP_UNREACH 3 +#define ICMP_SOURCEQUENCH 4 +#define ICMP_ROUTERADVERT 9 +#define ICMP_ROUTERSOLICIT 10 +#define ICMP_TIMXCEED 11 +#define ICMP_PARAMPROB 12 +#define ICMP_TSTAMP 13 +#define ICMP_TSTAMPREPLY 14 +#define ICMP_IREQ 15 +#define ICMP_IREQREPLY 16 +#define ICMP_MASKREQ 17 +#define ICMP_MASKREPLY 18 +#define ICMP_MAXTYPE 18 + +#define ICMP_UNREACH_NET 0 +#define ICMP_UNREACH_HOST 1 +#define ICMP_UNREACH_PROTOCOL 2 +#define ICMP_UNREACH_PORT 3 +#define ICMP_UNREACH_NEEDFRAG 4 +#define ICMP_UNREACH_SRCFAIL 5 +#define ICMP_UNREACH_NET_UNKNOWN 6 +#define ICMP_UNREACH_HOST_UNKNOWN 7 +#define ICMP_UNREACH_ISOLATED 8 +#define ICMP_UNREACH_NET_PROHIB 9 +#define ICMP_UNREACH_HOST_PROHIB 10 +#define ICMP_UNREACH_TOSNET 11 +#define ICMP_UNREACH_TOSHOST 12 +#define ICMP_UNREACH_FILTER_PROHIB 13 +#define ICMP_UNREACH_HOST_PRECEDENCE 14 +#define ICMP_UNREACH_PRECEDENCE_CUTOFF 15 + +#define ICMP_REDIRECT_NET 0 +#define ICMP_REDIRECT_HOST 1 +#define ICMP_REDIRECT_TOSNET 2 +#define ICMP_REDIRECT_TOSHOST 3 + +#define ICMP_TIMXCEED_INTRANS 0 +#define ICMP_TIMXCEED_REASS 1 + +#define ICMP_PARAMPROB_OPTABSENT 1 + +#define ICMP_INFOTYPE(type) \ + ((type) == ICMP_ECHOREPLY || (type) == ICMP_ECHO || \ + (type) == ICMP_ROUTERADVERT || (type) == ICMP_ROUTERSOLICIT || \ + (type) == ICMP_TSTAMP || (type) == ICMP_TSTAMPREPLY || \ + (type) == ICMP_IREQ || (type) == ICMP_IREQREPLY || \ + (type) == ICMP_MASKREQ || (type) == ICMP_MASKREPLY) + +#ifdef __cplusplus +} +#endif + +#endif |