[#OCSP_id_cmp]
= OCSP_id_cmp
:mrdocs:

Compare two OCSP CertID values for equality.

== Synopsis

Declared in `<openssl/ocsp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OCSP_id_cmp(
    xref:OCSP_CERTID.adoc[OCSP_CERTID] const* a,
    xref:OCSP_CERTID.adoc[OCSP_CERTID] const* b);
----

== Return Value

0 if equal, or a nonzero value if they differ.

== Parameters

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


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