[#CMS_get1_ReceiptRequest]
= CMS_get1_ReceiptRequest
:mrdocs:

Extract a CMS ReceiptRequest attribute from a SignerInfo.

== Synopsis

Declared in `<openssl/cms.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
CMS_get1_ReceiptRequest(
    xref:CMS_SignerInfo.adoc[CMS_SignerInfo]* si,
    xref:CMS_ReceiptRequest.adoc[CMS_ReceiptRequest]** prr);
----

== Return Value

1 if found, 0 if not present, or ‐1 on decode error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *si*
| SignerInfo whose signed attributes are searched.
| *prr*
| Receives a newly allocated ReceiptRequest on success; set to NULL if absent.
|===


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