DH_size(3) - phpMan
DH_size(3) OpenSSL DH_size(3) NAME DH_size - get Diffie-Hellman prime size SYNOPSIS #include <openssl/dh.h> int DH_size(DH *dh); DESCRIPTION This function returns the Diffie-Hellman size in bytes. It can be used to determine how much memory must be allocated for the shared secret computed by DH_compute_key(). dh->p must not be NULL. RETURN VALUE The size in bytes. SEE ALSO dh(3), DH_generate_key(3) HISTORY DH_size() is available in all versions of SSLeay and OpenSSL. 1.0.2k 2017-01-26 DH_size(3)