2700 	BN_CTX *bnctx;  in dpp_auth_derive_l_responder()  local
2707 	bnctx = BN_CTX_new();  in dpp_auth_derive_l_responder()
2711 	if (!bnctx || !sum || !q || !lx)  in dpp_auth_derive_l_responder()
2729 	if (EC_GROUP_get_order(group, q, bnctx) != 1 ||  in dpp_auth_derive_l_responder()
2730 	    BN_mod_add(sum, bR_bn, pR_bn, q, bnctx) != 1)  in dpp_auth_derive_l_responder()
2734 	    EC_POINT_mul(group, l, NULL, BI_point, sum, bnctx) != 1 ||  in dpp_auth_derive_l_responder()
2736 						bnctx) != 1) {  in dpp_auth_derive_l_responder()
2756 	BN_CTX_free(bnctx);  in dpp_auth_derive_l_responder()
2767 	BN_CTX *bnctx;  in dpp_auth_derive_l_initiator()  local
2774 	bnctx = BN_CTX_new();  in dpp_auth_derive_l_initiator()
2776 	if (!bnctx || !lx)  in dpp_auth_derive_l_initiator()
2795 	    EC_POINT_add(group, sum, BR_point, PR_point, bnctx) != 1 ||  in dpp_auth_derive_l_initiator()
2796 	    EC_POINT_mul(group, l, NULL, sum, bI_bn, bnctx) != 1 ||  in dpp_auth_derive_l_initiator()
2798 						bnctx) != 1) {  in dpp_auth_derive_l_initiator()
2817 	BN_CTX_free(bnctx);  in dpp_auth_derive_l_initiator()
6662 				     const char *identifier, BN_CTX *bnctx,  in dpp_pkex_derive_Qi()  argument
6721 	    EC_POINT_mul(group2, Qi, NULL, Pi_point, hash_bn, bnctx) != 1)  in dpp_pkex_derive_Qi()
6746 				     const char *identifier, BN_CTX *bnctx,  in dpp_pkex_derive_Qr()  argument
6805 	    EC_POINT_mul(group2, Qr, NULL, Pr_point, hash_bn, bnctx) != 1)  in dpp_pkex_derive_Qr()
6899 	BN_CTX *bnctx = NULL;  in dpp_pkex_build_exchange_req()  local
6911 	bnctx = BN_CTX_new();  in dpp_pkex_build_exchange_req()
6912 	if (!bnctx)  in dpp_pkex_build_exchange_req()
6915 				pkex->identifier, bnctx, &group);  in dpp_pkex_build_exchange_req()
6950 	    EC_POINT_add(group, M, X_point, Qi, bnctx) != 1 ||  in dpp_pkex_build_exchange_req()
6951 	    EC_POINT_get_affine_coordinates_GFp(group, M, Mx, My, bnctx) != 1)  in dpp_pkex_build_exchange_req()
7021 	BN_CTX_free(bnctx);  in dpp_pkex_build_exchange_req()
7266 	BN_CTX *bnctx = NULL;  in dpp_pkex_rx_exchange_req()  local
7336 	bnctx = BN_CTX_new();  in dpp_pkex_rx_exchange_req()
7337 	if (!bnctx)  in dpp_pkex_rx_exchange_req()
7339 	Qi = dpp_pkex_derive_Qi(curve, peer_mac, code, identifier, bnctx,  in dpp_pkex_rx_exchange_req()
7350 	    EC_POINT_set_affine_coordinates_GFp(group, M, Mx, My, bnctx) != 1 ||  in dpp_pkex_rx_exchange_req()
7352 	    !EC_POINT_is_on_curve(group, M, bnctx) ||  in dpp_pkex_rx_exchange_req()
7353 	    EC_POINT_invert(group, Qi, bnctx) != 1 ||  in dpp_pkex_rx_exchange_req()
7354 	    EC_POINT_add(group, X, M, Qi, bnctx) != 1 ||  in dpp_pkex_rx_exchange_req()
7356 	    !EC_POINT_is_on_curve(group, X, bnctx)) {  in dpp_pkex_rx_exchange_req()
7395 	Qr = dpp_pkex_derive_Qr(curve, own_mac, code, identifier, bnctx, NULL);  in dpp_pkex_rx_exchange_req()
7430 	    EC_POINT_add(group, N, Y_point, Qr, bnctx) != 1 ||  in dpp_pkex_rx_exchange_req()
7431 	    EC_POINT_get_affine_coordinates_GFp(group, N, Nx, Ny, bnctx) != 1)  in dpp_pkex_rx_exchange_req()
7460 	BN_CTX_free(bnctx);  in dpp_pkex_rx_exchange_req()
7602 	BN_CTX *bnctx = NULL;  in dpp_pkex_rx_exchange_resp()  local
7678 	bnctx = BN_CTX_new();  in dpp_pkex_rx_exchange_resp()
7679 	if (!bnctx)  in dpp_pkex_rx_exchange_resp()
7682 				pkex->identifier, bnctx, &group);  in dpp_pkex_rx_exchange_resp()
7692 	    EC_POINT_set_affine_coordinates_GFp(group, N, Nx, Ny, bnctx) != 1 ||  in dpp_pkex_rx_exchange_resp()
7694 	    !EC_POINT_is_on_curve(group, N, bnctx) ||  in dpp_pkex_rx_exchange_resp()
7695 	    EC_POINT_invert(group, Qr, bnctx) != 1 ||  in dpp_pkex_rx_exchange_resp()
7696 	    EC_POINT_add(group, Y, N, Qr, bnctx) != 1 ||  in dpp_pkex_rx_exchange_resp()
7698 	    !EC_POINT_is_on_curve(group, Y, bnctx)) {  in dpp_pkex_rx_exchange_resp()
7774 	BN_CTX_free(bnctx);  in dpp_pkex_rx_exchange_resp()