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Networking: First cut at ICMPv6 ping logic

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This commit is contained in:
Gregory Nutt 2015-01-23 14:06:08 -06:00
parent 59e24c865f
commit 30f0a942e1
5 changed files with 223 additions and 108 deletions
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30
include/nuttx/net/icmpv6.h
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@ -175,6 +175,36 @@ struct icmpv6_neighbor_advertise_s
#endif
};
/* This the message format for the ICMPv6 Echo Request message */
struct icmpv6_echo_request_s
{
uint8_t type; /* Message Type: ICMPv6_ECHO_REQUEST */
uint8_t code; /* Further qualifies the ICMP messages */
uint16_t chksum; /* Checksum of ICMP header and data */
uint16_t id; /* Identifier */
uint16_t seqno; /* Sequence Number */
uint8_t data[1]; /* Data follows */
};
#define SIZEOF_ICMPV6_ECHO_REQUEST_S(n) \
(sizeof(struct icmpv6_echo_request_s) - 1 + (n))
/* This the message format for the ICMPv6 Echo Reply message */
struct icmpv6_echo_reply_s
{
uint8_t type; /* Message Type: ICMPv6_ECHO_REQUEST */
uint8_t code; /* Further qualifies the ICMP messages */
uint16_t chksum; /* Checksum of ICMP header and data */
uint16_t id; /* Identifier */
uint16_t seqno; /* Sequence Number */
uint8_t data[1]; /* Data follows */
};
#define SIZEOF_ICMPV6_ECHO_REPLY_S(n) \
(sizeof(struct icmpv6_echo_reply_s) - 1 + (n))
/* The structure holding the ICMP statistics that are gathered if
* CONFIG_NET_STATISTICS is defined.
*/