[#PKCS7_get_smimecap]
= PKCS7_get_smimecap
:mrdocs:

Return the SMIMECapabilities attribute from a PKCS#7 signer info.

== Synopsis

Declared in `<openssl/pkcs7.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:stack_st_X509_ALGOR.adoc[stack_st_X509_ALGOR]*
PKCS7_get_smimecap(xref:PKCS7_SIGNER_INFO.adoc[PKCS7_SIGNER_INFO]* si);
----

== Return Value

Stack of X509_ALGOR capability descriptors, or NULL if absent; do not free.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *si*
| Signer info whose authenticated attributes are searched.
|===


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