RSA_size(3) RSA_size(3) NAME RSA_size - Get RSA modulus size SYNOPSIS #include <openssl/rsa.h> int RSA_size( 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. The rsa->n must not be NULL. RETURN VALUE The size in bytes. HISTORY The RSA_size() function is available in all versions of SSLeay and OpenSSL. SEE ALSO Functions: rsa(3) RSA_size(3)[top]
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