[#RSA_generate_multi_prime_key]
= RSA_generate_multi_prime_key
:mrdocs:

Generate a multi‐prime RSA key pair (deprecated).

== Synopsis

Declared in `<openssl/rsa.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
RSA_generate_multi_prime_key(
    xref:RSA.adoc[RSA]* rsa,
    int bits,
    int primes,
    xref:BIGNUM.adoc[BIGNUM]* e,
    xref:BN_GENCB.adoc[BN_GENCB]* cb);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *rsa*
| Destination RSA object that receives the generated key.
| *bits*
| Desired modulus size in bits.
| *primes*
| Number of prime factors (2 or more).
| *e*
| Public exponent to use (for example 65537).
| *cb*
| Optional progress callback, or NULL.
|===


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