[#ChainstateManager-AcceptBlock]
= xref:ChainstateManager.adoc[ChainstateManager]::AcceptBlock
:relfileprefix: ../
:mrdocs:

Sufficiently validate a block for disk storage (and store on disk).

== Synopsis

Declared in `<validation.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[requires_capability(0x7f2e1bc17a28), requires_capability(0x7f2e146b5d78), requires_capability(0x7f2e298fb148), requires_capability(0x7f2e360b88a8)]]
bool
AcceptBlock(
    std::shared_ptr<CBlock const> const& pblock,
    xref:BlockValidationState.adoc[BlockValidationState]& state,
    xref:CBlockIndex.adoc[CBlockIndex]** ppindex,
    bool fRequested,
    xref:FlatFilePos.adoc[FlatFilePos] const* dbp,
    bool* fNewBlock,
    bool min_pow_checked);
----

== Return Value

False if the block or header is invalid, or if saving to disk fails (likely a fatal error); true otherwise.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pblock* [in]
| The block we want to process.
| *fRequested* [in]
| Whether we requested this block from a peer.
| *dbp* [in]
| The location on disk, if we are importing this block from prior storage.
| *min_pow_checked* [in]
| True if proof‐of‐work anti‐DoS checks have been done by caller for headers chain
| *state* [out]
| The state of the block validation.
| *ppindex* [out]
| Optional return parameter to get the CBlockIndex pointer for this block.
| *fNewBlock* [out]
| Optional return parameter to indicate if the block is new to our storage.
|===


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