[#OSSL_CMP_get1_caCerts]
= OSSL_CMP_get1_caCerts
:mrdocs:

Request CA certificates from the CMP server via genm/genp and verify the response.

== Synopsis

Declared in `<openssl/cmp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_CMP_get1_caCerts(
    xref:OSSL_CMP_CTX.adoc[OSSL_CMP_CTX]* ctx,
    xref:stack_st_X509.adoc[stack_st_X509]** out);
----

== Return Value

1 on success, 0 on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| CMP context referencing the CMP server.
| *out*
| Receives a newly allocated stack of CA certificates; caller must free.
|===


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