349 static int dpp_hkdf_expand(size_t hash_len, const u8 *secret, size_t secret_len,  in dpp_hkdf_expand()  argument
353 		return hmac_sha256_kdf(secret, secret_len, NULL,  in dpp_hkdf_expand()
357 		return hmac_sha384_kdf(secret, secret_len, NULL,  in dpp_hkdf_expand()
361 		return hmac_sha512_kdf(secret, secret_len, NULL,  in dpp_hkdf_expand()
1471 		len[num_elem] = auth->secret_len;  in dpp_derive_ke()
2089 	size_t secret_len;  in dpp_auth_init()  local
2161 	    EVP_PKEY_derive(ctx, NULL, &secret_len) != 1 ||  in dpp_auth_init()
2162 	    secret_len > DPP_MAX_SHARED_SECRET_LEN ||  in dpp_auth_init()
2163 	    EVP_PKEY_derive(ctx, auth->Mx, &secret_len) != 1) {  in dpp_auth_init()
2169 	auth->secret_len = secret_len;  in dpp_auth_init()
2174 			auth->Mx, auth->secret_len);  in dpp_auth_init()
2175 	auth->Mx_len = auth->secret_len;  in dpp_auth_init()
2177 	if (dpp_derive_k1(auth->Mx, auth->secret_len, auth->k1,  in dpp_auth_init()
2614 	if (dpp_bn2bin_pad(lx, auth->Lx, auth->secret_len) < 0)  in dpp_auth_derive_l_responder()
2616 	wpa_hexdump_key(MSG_DEBUG, "DPP: L.x", auth->Lx, auth->secret_len);  in dpp_auth_derive_l_responder()
2617 	auth->Lx_len = auth->secret_len;  in dpp_auth_derive_l_responder()
2676 	if (dpp_bn2bin_pad(lx, auth->Lx, auth->secret_len) < 0)  in dpp_auth_derive_l_initiator()
2678 	wpa_hexdump_key(MSG_DEBUG, "DPP: L.x", auth->Lx, auth->secret_len);  in dpp_auth_derive_l_initiator()
2679 	auth->Lx_len = auth->secret_len;  in dpp_auth_derive_l_initiator()
2697 	size_t secret_len;  in dpp_auth_build_resp_ok()  local
2762 	    EVP_PKEY_derive(ctx, NULL, &secret_len) != 1 ||  in dpp_auth_build_resp_ok()
2763 	    secret_len > DPP_MAX_SHARED_SECRET_LEN ||  in dpp_auth_build_resp_ok()
2764 	    EVP_PKEY_derive(ctx, auth->Nx, &secret_len) != 1) {  in dpp_auth_build_resp_ok()
2774 			auth->Nx, auth->secret_len);  in dpp_auth_build_resp_ok()
2775 	auth->Nx_len = auth->secret_len;  in dpp_auth_build_resp_ok()
2777 	if (dpp_derive_k2(auth->Nx, auth->secret_len, auth->k2,  in dpp_auth_build_resp_ok()
2962 	size_t secret_len;  in dpp_auth_req_rx()  local
3071 	    EVP_PKEY_derive(ctx, NULL, &secret_len) != 1 ||  in dpp_auth_req_rx()
3072 	    secret_len > DPP_MAX_SHARED_SECRET_LEN ||  in dpp_auth_req_rx()
3073 	    EVP_PKEY_derive(ctx, auth->Mx, &secret_len) != 1) {  in dpp_auth_req_rx()
3080 	auth->secret_len = secret_len;  in dpp_auth_req_rx()
3085 			auth->Mx, auth->secret_len);  in dpp_auth_req_rx()
3086 	auth->Mx_len = auth->secret_len;  in dpp_auth_req_rx()
3088 	if (dpp_derive_k1(auth->Mx, auth->secret_len, auth->k1,  in dpp_auth_req_rx()
3537 	size_t secret_len;  in dpp_auth_resp_rx()  local
3690 	    EVP_PKEY_derive(ctx, NULL, &secret_len) != 1 ||  in dpp_auth_resp_rx()
3691 	    secret_len > DPP_MAX_SHARED_SECRET_LEN ||  in dpp_auth_resp_rx()
3692 	    EVP_PKEY_derive(ctx, auth->Nx, &secret_len) != 1) {  in dpp_auth_resp_rx()
3705 			auth->Nx, auth->secret_len);  in dpp_auth_resp_rx()
3706 	auth->Nx_len = auth->secret_len;  in dpp_auth_resp_rx()
3708 	if (dpp_derive_k2(auth->Nx, auth->secret_len, auth->k2,  in dpp_auth_resp_rx()