[#CMS_sign_receipt]
= CMS_sign_receipt
:mrdocs:

Create a CMS signed receipt ContentInfo for a SignerInfo that requested a receipt.

== Synopsis

Declared in `<openssl/cms.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:CMS_ContentInfo.adoc[CMS_ContentInfo]*
CMS_sign_receipt(
    xref:CMS_SignerInfo.adoc[CMS_SignerInfo]* si,
    xref:X509.adoc[X509]* signcert,
    xref:EVP_PKEY.adoc[EVP_PKEY]* pkey,
    xref:stack_st_X509.adoc[stack_st_X509]* certs,
    unsigned int flags);
----

== Return Value

New signed‐receipt ContentInfo, or NULL on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *si*
| SignerInfo from the original SignedData that contains the receipt request.
| *signcert*
| Certificate of the receipt signer.
| *pkey*
| Private key corresponding to `signcert.`
| *certs*
| Optional additional certificates to include (for example intermediate CAs), or NULL.
| *flags*
| Optional CMS flags (CMS_DETACHED, CMS_BINARY, CMS_NOATTR, CMS_TEXT, and CMS_STREAM are not supported).
|===


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