[#PKCS7_add0_attrib_signing_time]
= PKCS7_add0_attrib_signing_time
:mrdocs:

Add a signing‐time authenticated attribute, taking ownership of `t.`

== Synopsis

Declared in `<openssl/pkcs7.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
PKCS7_add0_attrib_signing_time(
    xref:PKCS7_SIGNER_INFO.adoc[PKCS7_SIGNER_INFO]* si,
    xref:ASN1_TIME.adoc[ASN1_TIME]* t);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *si*
| SignerInfo to update.
| *t*
| Signing time to attach, or NULL to use the current time (allocated internally).
|===


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