Пример #1
0
    int createSetupRequest(WifiRequest& request) {
        int result = request.create(GOOGLE_OUI, GSCAN_SUBCMD_SET_SIGNIFICANT_CHANGE_CONFIG);
        if (result < 0) {
            return result;
        }

        nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);
        result = request.put_u8(GSCAN_ATTRIBUTE_SIGNIFICANT_CHANGE_FLUSH, 1);
        if (result < 0) {
            return result;
        }
        result = request.put_u16(GSCAN_ATTRIBUTE_RSSI_SAMPLE_SIZE, mParams.rssi_sample_size);
        if (result < 0) {
            return result;
        }
        result = request.put_u16(GSCAN_ATTRIBUTE_LOST_AP_SAMPLE_SIZE, mParams.lost_ap_sample_size);
        if (result < 0) {
            return result;
        }
        result = request.put_u16(GSCAN_ATTRIBUTE_MIN_BREACHING, mParams.min_breaching);
        if (result < 0) {
            return result;
        }
        result = request.put_u16(GSCAN_ATTRIBUTE_NUM_AP, mParams.num_ap);
        if (result < 0) {
            return result;
        }

        struct nlattr * attr = request.attr_start(GSCAN_ATTRIBUTE_SIGNIFICANT_CHANGE_BSSIDS);

        for (int i = 0; i < mParams.num_ap; i++) {

            nlattr *attr2 = request.attr_start(i);
            if (attr2 == NULL) {
                return WIFI_ERROR_OUT_OF_MEMORY;
            }
            result = request.put_addr(GSCAN_ATTRIBUTE_BSSID, mParams.ap[i].bssid);
            if (result < 0) {
                return result;
            }
            result = request.put_u32(GSCAN_ATTRIBUTE_RSSI_HIGH, mParams.ap[i].high);
            if (result < 0) {
                return result;
            }
            result = request.put_u32(GSCAN_ATTRIBUTE_RSSI_LOW, mParams.ap[i].low);
            if (result < 0) {
                return result;
            }
            request.attr_end(attr2);
        }

        request.attr_end(attr);
        request.attr_end(data);

        return result;
    }
    int createRequest(WifiRequest &request) {
        int result;

        switch (mType) {
            case START_MKEEP_ALIVE:
            {
                result = request.create(GOOGLE_OUI, WIFI_OFFLOAD_START_MKEEP_ALIVE);
                if (result != WIFI_SUCCESS) {
                    ALOGE("Failed to create start keep alive request; result = %d", result);
                    return result;
                }

                nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);

                result = request.put_u8(MKEEP_ALIVE_ATTRIBUTE_ID, mIndex);
                if (result < 0) {
                    ALOGE("Failed to put id request; result = %d", result);
                    return result;
                }

                result = request.put_u16(MKEEP_ALIVE_ATTRIBUTE_IP_PKT_LEN, mIpPktLen);
                if (result < 0) {
                    ALOGE("Failed to put ip pkt len request; result = %d", result);
                    return result;
                }

                result = request.put(MKEEP_ALIVE_ATTRIBUTE_IP_PKT, (u8*)mIpPkt, mIpPktLen);
                if (result < 0) {
                    ALOGE("Failed to put ip pkt request; result = %d", result);
                    return result;
                }

                result = request.put_addr(MKEEP_ALIVE_ATTRIBUTE_SRC_MAC_ADDR, mSrcMacAddr);
                if (result < 0) {
                    ALOGE("Failed to put src mac address request; result = %d", result);
                    return result;
                }

                result = request.put_addr(MKEEP_ALIVE_ATTRIBUTE_DST_MAC_ADDR, mDstMacAddr);
                if (result < 0) {
                    ALOGE("Failed to put dst mac address request; result = %d", result);
                    return result;
                }

                result = request.put_u32(MKEEP_ALIVE_ATTRIBUTE_PERIOD_MSEC, mPeriodMsec);
                if (result < 0) {
                    ALOGE("Failed to put period request; result = %d", result);
                    return result;
                }

                request.attr_end(data);
                break;
            }

            case STOP_MKEEP_ALIVE:
            {
                result = request.create(GOOGLE_OUI, WIFI_OFFLOAD_STOP_MKEEP_ALIVE);
                if (result != WIFI_SUCCESS) {
                    ALOGE("Failed to create stop keep alive request; result = %d", result);
                    return result;
                }

                nlattr *data = request.attr_start(NL80211_ATTR_VENDOR_DATA);

                result = request.put_u8(MKEEP_ALIVE_ATTRIBUTE_ID, mIndex);
                if (result < 0) {
                    ALOGE("Failed to put id request; result = %d", result);
                    return result;
                }

                request.attr_end(data);
                break;
            }

            default:
                ALOGE("Unknown wifi keep alive command");
                result = WIFI_ERROR_UNKNOWN;
        }
        return result;
    }