[#OSSL_CMP_print_errors_cb]
= OSSL_CMP_print_errors_cb
:mrdocs:

Print the OpenSSL error queue via a CMP logging callback.

== Synopsis

Declared in `<openssl/cmp_util.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
OSSL_CMP_print_errors_cb(xref:OSSL_CMP_log_cb_t.adoc[OSSL_CMP_log_cb_t] log_fn);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *log_fn*
| Callback invoked for each error‐queue entry; if NULL, errors go to stderr via the default CMP logger.
|===


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