NAME    [Toc]    [Back]

       BN_num_bits, BN_num_bytes, BN_num_bits_word - get BIGNUM
       size

LIBRARY    [Toc]    [Back]

       libcrypto, -lcrypto

SYNOPSIS    [Toc]    [Back]

        #include <openssl/bn.h>

        int BN_num_bytes(const BIGNUM *a);

        int BN_num_bits(const BIGNUM *a);

        int BN_num_bits_word(BN_ULONG w);

DESCRIPTION    [Toc]    [Back]

       These functions return the size of a BIGNUM in bytes or
       bits, and the size of an unsigned integer in bits.

       BN_num_bytes() is a macro.

RETURN VALUES    [Toc]    [Back]

       The size.

SEE ALSO    [Toc]    [Back]

       openssl_bn(3)

HISTORY    [Toc]    [Back]

       BN_num_bytes(), BN_num_bits() and BN_num_bits_word() are
       available in all versions of SSLeay and OpenSSL.



2000-07-22                    0.9.6g              BN_num_bytes(3)