[#PKCS7_final]
= PKCS7_final
:mrdocs:

Finalize a PKCS#7 structure by digesting content from a BIO and completing signatures or encryption.

== Synopsis

Declared in `<openssl/pkcs7.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
PKCS7_final(
    xref:PKCS7.adoc[PKCS7]* p7,
    xref:BIO.adoc[BIO]* data,
    int flags);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *p7*
| Partially constructed PKCS#7 object (for example from PKCS7_sign() with PKCS7_PARTIAL).
| *data*
| BIO supplying the content to process, or NULL when content is already embedded.
| *flags*
| PKCS7_* processing flags such as PKCS7_STREAM or PKCS7_DETACHED.
|===


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