[#BloombergLP-bdlde-Crc32c]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlde.adoc[bdlde]::Crc32c
:relfileprefix: ../../
:mrdocs:

This class provides runtime‐efficient utilities to calculate a CRC32‐C checksum.

== Synopsis

Declared in `<bdlde_crc32c.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct Crc32c;
----

== Static Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlde/Crc32c/calculate.adoc[`calculate`] 
| Return the CRC32‐C checksum of the specified data.
|===


== Static Data Members

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlde/Crc32c/k_NULL_CRC32C.adoc[`k_NULL_CRC32C`] 
| CRC32‐C value for a 0 length input. Note that a buffer with this CRC32‐C value need not be a 0 length input.
|===



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