Description
Validate an IPv6 address as a link-local IPv6 address.
Files
net_ipv6.h/net_ipv6.c
Prototype
Arguments
p_addr
Pointer to IPv6 address to validate.
Returned Value
DEF_YES, if IPv6 address is a link-local IPv6 address.DEF_NO, otherwise.
Required Configuration
None.
Notes / Warnings
An IPv6 Link-Local address is defined as having the following format :
| 10 bits | 54 bits | 64 bits |
|---|---|---|
| 1111111010 | 0 | Interface ID |
In text representation, it corresponds to the following format :
FE80:0000:0000:0000:aaaa.bbbb.cccc.dddd or
FE80::aaaa.bbbb.cccc.dddd
where aaaa.bbbb.cccc.dddd is the interface ID.
Refer to RFC #4291, Section 2.5.6 for more details.