[#CNetAddr-SetLegacyIPv6]
= xref:CNetAddr.adoc[CNetAddr]::SetLegacyIPv6
:relfileprefix: ../
:mrdocs:

Set from a legacy IPv6 address. Legacy IPv6 address may be a normal IPv6 address, or another address (e.g. IPv4) disguised as IPv6. This encoding is used in the legacy `addr` encoding.

== Synopsis

Declared in `<netaddress.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
SetLegacyIPv6(std::span<uint8_t const> ipv6);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ipv6*
| The 16‐byte legacy IPv6 representation to decode.
|===


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