[#RSA_set0_multi_prime_params]
= RSA_set0_multi_prime_params
:mrdocs:

Set multi‐prime RSA factors, exponents, and CRT coefficients (deprecated).

== Synopsis

Declared in `<openssl/rsa.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
RSA_set0_multi_prime_params(
    xref:RSA.adoc[RSA]* r,
    xref:BIGNUM.adoc[BIGNUM]* primes[],
    xref:BIGNUM.adoc[BIGNUM]* exps[],
    xref:BIGNUM.adoc[BIGNUM]* coeffs[],
    int pnum);
----

[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
| *r*
| RSA key to update.
| *primes*
| Array of `pnum` prime factors that `r` will own.
| *exps*
| Array of `pnum` CRT exponents that `r` will own.
| *coeffs*
| Array of `pnum` CRT coefficients that `r` will own.
| *pnum*
| Number of additional primes (beyond the classic two‐prime case).
|===


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