[#GetDataMsg]
= GetDataMsg
:mrdocs:

getdata / inv message types. These numbers are defined by the protocol. When adding a new value, be sure to mention it in the respective BIP.

== Synopsis

Declared in `<protocol.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enum GetDataMsg : uint32_t;
----

== Members

[cols="1,4"]
|===
| Name| Description
| `UNDEFINED` 
| No inventory type set.
| `MSG_TX` 
| Inventory is a transaction identified by its txid.
| `MSG_BLOCK` 
| Inventory is a block.
| `MSG_WTX` 
| Defined in BIP 339
| `MSG_FILTERED_BLOCK` 
| Defined in BIP37
| `MSG_CMPCT_BLOCK` 
| Defined in BIP152
| `MSG_WITNESS_BLOCK` 
| Defined in BIP144
| `MSG_WITNESS_TX` 
| Defined in BIP144
|===



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