[#OSSL_CMP_certConf_cb]
= OSSL_CMP_certConf_cb
:mrdocs:

Default certificate‐confirmation callback that validates the new certificate chain.

== Synopsis

Declared in `<openssl/cmp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_CMP_certConf_cb(
    xref:OSSL_CMP_CTX.adoc[OSSL_CMP_CTX]* ctx,
    xref:X509.adoc[X509]* cert,
    int fail_info,
    char const** text);
----

== Return Value

0 on acceptance, `fail_info` if non‐zero, or OSSL_CMP_PKIFAILUREINFO_incorrectData.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| CMP context; callback argument should point to a trust store, or be NULL.
| *cert*
| Newly enrolled certificate to validate.
| *fail_info*
| Pre‐decision PKIFailureInfo bit field.
| *text*
| Optional output for a detail string on rejection.
|===


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