RSA_size 3 2003-07-24 0.9.9-dev OpenSSL

NAME

RSA_size - get RSA modulus size

LIBRARY

libcrypto, -lcrypto

SYNOPSIS


 #include 


 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.

rrssaa-->>nn must not be NNUULLLL.

RETURN VALUE

The size in bytes.

SEE ALSO

_o_p_e_n_s_s_l___r_s_a(3)

HISTORY

_R_S_A___s_i_z_e_(_) is available in all versions of SSLeay and OpenSSL.