Set how many primes to use when generating a multi‐prime RSA key.

Synopsis

Declared in <openssl/rsa.h>

int
EVP_PKEY_CTX_set_rsa_keygen_primes(
    EVP_PKEY_CTX* ctx,
    int primes);

Return Value

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

Parameters

Name

Description

ctx

Keygen context for an RSA key type.

primes

Number of primes (2 for classic RSA; larger for multi‐prime).

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