605 	DH *dh;  in dh5_init()  local
612 	dh = DH_new();  in dh5_init()
613 	if (dh == NULL)  in dh5_init()
616 	dh->g = BN_new();  in dh5_init()
617 	if (dh->g == NULL || BN_set_word(dh->g, 2) != 1)  in dh5_init()
620 	dh->p = get_group5_prime();  in dh5_init()
621 	if (dh->p == NULL)  in dh5_init()
624 	if (DH_generate_key(dh) != 1)  in dh5_init()
627 	publen = BN_num_bytes(dh->pub_key);  in dh5_init()
631 	privlen = BN_num_bytes(dh->priv_key);  in dh5_init()
636 	BN_bn2bin(dh->pub_key, wpabuf_put(pubkey, publen));  in dh5_init()
637 	BN_bn2bin(dh->priv_key, wpabuf_put(privkey, privlen));  in dh5_init()
641 	return dh;  in dh5_init()
646 	DH_free(dh);  in dh5_init()
653 	DH *dh;  in dh5_init_fixed()  local
655 	dh = DH_new();  in dh5_init_fixed()
656 	if (dh == NULL)  in dh5_init_fixed()
659 	dh->g = BN_new();  in dh5_init_fixed()
660 	if (dh->g == NULL || BN_set_word(dh->g, 2) != 1)  in dh5_init_fixed()
663 	dh->p = get_group5_prime();  in dh5_init_fixed()
664 	if (dh->p == NULL)  in dh5_init_fixed()
667 	dh->priv_key = BN_bin2bn(wpabuf_head(priv), wpabuf_len(priv), NULL);  in dh5_init_fixed()
668 	if (dh->priv_key == NULL)  in dh5_init_fixed()
671 	dh->pub_key = BN_bin2bn(wpabuf_head(publ), wpabuf_len(publ), NULL);  in dh5_init_fixed()
672 	if (dh->pub_key == NULL)  in dh5_init_fixed()
675 	if (DH_generate_key(dh) != 1)  in dh5_init_fixed()
678 	return dh;  in dh5_init_fixed()
681 	DH_free(dh);  in dh5_init_fixed()
692 	DH *dh = ctx;  in dh5_derive_shared()  local
703 	rlen = DH_size(dh);  in dh5_derive_shared()
708 	keylen = DH_compute_key(wpabuf_mhead(res), pub_key, dh);  in dh5_derive_shared()
725 	DH *dh;  in dh5_free()  local
728 	dh = ctx;  in dh5_free()
729 	DH_free(dh);  in dh5_free()