[#btck-BlockHeader]
= xref:btck.adoc[btck]::BlockHeader
:relfileprefix: ../
:mrdocs:

Owning wrapper over a `btck_BlockHeader`.

== Synopsis

Declared in `<kernel/bitcoinkernel_wrapper.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class BlockHeader
    : public xref:btck/Handle-046.adoc[Handle<btck_BlockHeader, btck_block_header_copy, btck_block_header_destroy>]
    , public xref:btck/BlockHeaderApi-03.adoc[BlockHeaderApi<BlockHeader>]
----

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `xref:btck/Handle-046.adoc[Handle<btck_BlockHeader, btck_block_header_copy, btck_block_header_destroy>]`
| Owning RAII handle for a copyable C object of type `CType.`
| `xref:btck/BlockHeaderApi-03.adoc[BlockHeaderApi<BlockHeader>]`
| CRTP mixin adding block‐header accessors shared by the view and owning types.
|===

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:btck/BlockHeader/2constructor-09.adoc[`BlockHeader`]         [.small]#[constructor]#
| Constructors
| xref:btck/BlockHeader/operator_assign-07.adoc[`operator=`] 
| Assignment operators
| xref:btck/BlockHeader/Bits.adoc[`Bits`] 
| Returns the compact difficulty target.
| xref:btck/BlockHeader/Hash.adoc[`Hash`] 
| Returns the hash of this header's block.
| xref:btck/BlockHeader/Nonce.adoc[`Nonce`] 
| Returns the proof‐of‐work nonce.
| xref:btck/BlockHeader/PrevHash.adoc[`PrevHash`] 
| Returns the hash of the previous block.
| xref:btck/BlockHeader/Timestamp.adoc[`Timestamp`] 
| Returns the header timestamp.
| xref:btck/BlockHeader/ToBytes.adoc[`ToBytes`] 
| Serializes the header to its 80‐byte form.
| xref:btck/BlockHeader/Version.adoc[`Version`] 
| Returns the block version.
| xref:btck/BlockHeader/get-06.adoc[`get`] 
| Returns the owned C handle.
|===


== Protected Data Members

[cols="1,4"]
|===
| Name| Description
| xref:btck/BlockHeader/m_ptr.adoc[`m_ptr`] 
| The owned C handle.
|===



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