[#PEM_write_bio_CMS_stream]
= PEM_write_bio_CMS_stream
:mrdocs:

Write a CMS ContentInfo as a PEM CMS message, optionally streaming content from `in.`

== Synopsis

Declared in `<openssl/cms.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
PEM_write_bio_CMS_stream(
    xref:BIO.adoc[BIO]* out,
    xref:CMS_ContentInfo.adoc[CMS_ContentInfo]* cms,
    xref:BIO.adoc[BIO]* in,
    int flags);
----

== Return Value

1 on success, or 0 on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *out*
| BIO that receives the PEM‐encoded CMS.
| *cms*
| CMS structure to encode.
| *in*
| BIO supplying detached or streaming content when required by `flags,` or NULL.
| *flags*
| CMS_* flags controlling streaming and encoding behaviour.
|===


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