[#OCSP_resp_get0_signer]
= OCSP_resp_get0_signer
:mrdocs:

Locate the signer certificate for a basic OCSP response.

== Synopsis

Declared in `<openssl/ocsp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OCSP_resp_get0_signer(
    xref:OCSP_BASICRESP.adoc[OCSP_BASICRESP]* bs,
    xref:X509.adoc[X509]** signer,
    xref:stack_st_X509.adoc[stack_st_X509]* extra_certs);
----

== Return Value

1 if a signer was found, or 0 otherwise.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *bs*
| Basic OCSP response whose ResponderID is matched.
| *signer*
| Receives an internal pointer to the signer certificate on success.
| *extra_certs*
| Optional additional certificates to search, or NULL.
|===


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