[#EVP_PKEY_CTX_set_dsa_paramgen_bits]
= EVP_PKEY_CTX_set_dsa_paramgen_bits
:mrdocs:

Set the DSA prime modulus length in bits for parameter generation.

== Synopsis

Declared in `<openssl/dsa.h>`

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

== Return Value

1 on success, or a non‐positive value on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| EVP_PKEY_CTX configured for DSA parameter generation.
| *nbits*
| Desired bit length of p (for example 2048).
|===


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