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Command: RSA_size | Section: 3 | Source: MINIX | File: RSA_size.3
RSA_size(3) OpenSSL RSA_size(3)
NAME
RSA_size - get RSA modulus size
LIBRARY
libcrypto, -lcrypto
SYNOPSIS
#include <openssl/rsa.h>
int RSA_size(const RSA *rsa);
DESCRIPTION
This function returns the RSA modulus size in bytes. It can be used to
determine how much memory must be allocated for an RSA encrypted value.
rsa->n must not be NULL.
RETURN VALUE
The size in bytes.
SEE ALSO
openssl_rsa(3)
HISTORY
RSA_size() is available in all versions of SSLeay and OpenSSL.
1.0.1n 2009-07-19 RSA_size(3)