[#PKCS7_SIGN_ENVELOPE_free]
= PKCS7_SIGN_ENVELOPE_free
:mrdocs:

Free a PKCS#7 SignedAndEnvelopedData structure and its contents.

== Synopsis

Declared in `<openssl/pkcs7.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
PKCS7_SIGN_ENVELOPE_free(xref:PKCS7_SIGN_ENVELOPE.adoc[PKCS7_SIGN_ENVELOPE]* a);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *a*
| Value to free, or NULL.
|===


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