1RSA_size(3) OpenSSL RSA_size(3)
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NAME
6RSA_size - get RSA modulus size
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SYNOPSIS
9#include <openssl/rsa.h>
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int RSA_size(const RSA *rsa);
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DESCRIPTION
14This function returns the RSA modulus size in bytes. It can be used to
15determine how much memory must be allocated for an RSA encrypted value.
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rsa->n must not be NULL.
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RETURN VALUE
20The size in bytes.
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SEE ALSO
23rsa(3)
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HISTORY
26RSA_size() is available in all versions of SSLeay and OpenSSL.
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1.0.1e 2013-02-11 RSA_size(3)