[#OCSP_id_issuer_cmp]
= OCSP&lowbar;id&lowbar;issuer&lowbar;cmp
:mrdocs:

Compare only the issuer name&sol;key hash fields of two OCSP CertIDs&period;

== Synopsis

Declared in `&lt;openssl&sol;ocsp&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OCSP&lowbar;id&lowbar;issuer&lowbar;cmp(
    xref:OCSP_CERTID.adoc[OCSP&lowbar;CERTID] const* a,
    xref:OCSP_CERTID.adoc[OCSP&lowbar;CERTID] const* b);
----

== Return Value

0 if the issuer hashes match, or a nonzero value if they differ&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *a*
| First CertID&period;
| *b*
| Second CertID&period;
|===


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