[#EVP_PKEY_CTX_get_keygen_info]
= EVP_PKEY_CTX_get_keygen_info
:mrdocs:

Return a key‐generation progress info value previously published on `ctx.`

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EVP_PKEY_CTX_get_keygen_info(
    xref:EVP_PKEY_CTX.adoc[EVP_PKEY_CTX]* ctx,
    int idx);
----

== Return Value

Info value at `idx,` or the count when `idx` is ‐1.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Key context during or after keygen.
| *idx*
| Info index; ‐1 returns the number of available values.
|===


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