[#CMS_SignerInfo_get0_signature]
= CMS_SignerInfo_get0_signature
:mrdocs:

Return a pointer to the signature OCTET STRING inside a CMS SignerInfo.

== Synopsis

Declared in `<openssl/cms.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:ASN1_OCTET_STRING.adoc[ASN1_OCTET_STRING]*
CMS_SignerInfo_get0_signature(xref:CMS_SignerInfo.adoc[CMS_SignerInfo]* si);
----

== Return Value

Internal ASN1_OCTET_STRING pointer that may be read or modified; do not free.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *si*
| SignerInfo whose signature value is accessed.
|===


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