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

Non‐owning view over a `btck_BlockHeader`.

== Synopsis

Declared in `<kernel/bitcoinkernel_wrapper.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class BlockHeaderView
    : public xref:btck/View-041.adoc[View<btck_BlockHeader>]
    , public xref:btck/BlockHeaderApi-03.adoc[BlockHeaderApi<BlockHeaderView>]
----

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `xref:btck/View-041.adoc[View<btck_BlockHeader>]`
| Non‐owning view over a const C handle of type `CType.`
| `xref:btck/BlockHeaderApi-03.adoc[BlockHeaderApi<BlockHeaderView>]`
| CRTP mixin adding block‐header accessors shared by the view and owning types.
|===

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:btck/BlockHeaderView/2constructor.adoc[`BlockHeaderView`]         [.small]#[constructor]#
| Constructs a view over `ptr.`
| xref:btck/BlockHeaderView/Bits.adoc[`Bits`] 
| Returns the compact difficulty target.
| xref:btck/BlockHeaderView/Hash.adoc[`Hash`] 
| Returns the hash of this header's block.
| xref:btck/BlockHeaderView/Nonce.adoc[`Nonce`] 
| Returns the proof‐of‐work nonce.
| xref:btck/BlockHeaderView/PrevHash.adoc[`PrevHash`] 
| Returns the hash of the previous block.
| xref:btck/BlockHeaderView/Timestamp.adoc[`Timestamp`] 
| Returns the header timestamp.
| xref:btck/BlockHeaderView/ToBytes.adoc[`ToBytes`] 
| Serializes the header to its 80‐byte form.
| xref:btck/BlockHeaderView/Version.adoc[`Version`] 
| Returns the block version.
| xref:btck/BlockHeaderView/get.adoc[`get`] 
| Returns the borrowed C handle.
|===


== Protected Data Members

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



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