[#btck_block_header_create]
= btck_block_header_create
:mrdocs:

Create a btck_BlockHeader from serialized data.

== Synopsis

Declared in `<kernel/bitcoinkernel.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[nodiscard, __nonnull__]]
xref:btck_BlockHeader-00.adoc[btck_BlockHeader]*
btck_block_header_create(
    void const* raw_block_header,
    size_t raw_block_header_len);
----

== Return Value

btck_BlockHeader, or null on error.

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====
== Parameters

[cols="1,4"]
|===
| Name| Description
| *raw_block_header* [in]
| Non‐null, serialized header data (80 bytes)
| *raw_block_header_len* [in]
| Length of serialized header (must be 80)
|===


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