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Diffstat (limited to 'doc/crypto/DH_size.pod')
-rw-r--r-- | doc/crypto/DH_size.pod | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/doc/crypto/DH_size.pod b/doc/crypto/DH_size.pod index 97f26fda78..e73f32589a 100644 --- a/doc/crypto/DH_size.pod +++ b/doc/crypto/DH_size.pod @@ -2,32 +2,38 @@ =head1 NAME -DH_size - get Diffie-Hellman prime size +DH_size, DH_bits - get Diffie-Hellman prime size =head1 SYNOPSIS - #include <openssl/dh.h> +#include <openssl/dh.h> - int DH_size(DH *dh); +int DH_size(const DH *dh); + +int DH_bits(const DH *dh); =head1 DESCRIPTION -This function returns the Diffie-Hellman size in bytes. It can be used +DH_size() returns the Diffie-Hellman prime size in bytes. It can be used to determine how much memory must be allocated for the shared secret computed by DH_compute_key(). -B<dh-E<gt>p> must not be B<NULL>. +DH_bits() returns the number of significant bits. + +B<dh> and B<dh-E<gt>p> must not be B<NULL>. =head1 RETURN VALUE -The size in bytes. +The size. =head1 SEE ALSO -L<dh(3)|dh(3)>, L<DH_generate_key(3)|DH_generate_key(3)> +L<dh(3)|dh(3)>, L<DH_generate_key(3)|DH_generate_key(3)>, +L<BN_num_bits(3)|BN_num_bits(3)> =head1 HISTORY DH_size() is available in all versions of SSLeay and OpenSSL. +DH_bits() was added in OpenSSL 1.1.0. =cut |