[#CMS_SignerInfo_get0_md_ctx]
= CMS_SignerInfo_get0_md_ctx
:mrdocs:

Return the message‐digest context used while signing or verifying a CMS SignerInfo.

== Synopsis

Declared in `<openssl/cms.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:EVP_MD_CTX.adoc[EVP_MD_CTX]*
CMS_SignerInfo_get0_md_ctx(xref:CMS_SignerInfo.adoc[CMS_SignerInfo]* si);
----

== Return Value

Internal EVP_MD_CTX pointer (do not free), or NULL if none is set.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *si*
| SignerInfo whose digest context is requested.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#