| /* |
| * |
| * Copyright (c) 2021 Project CHIP Authors |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /** |
| * @file |
| * Utilities for accessing parameters of the network interface and the wireless |
| * statistics(extracted from /proc/net/wireless) on Linux platforms. |
| */ |
| |
| #include "ConnectivityUtils.h" |
| #include <app-common/zap-generated/enums.h> |
| #include <platform/internal/CHIPDeviceLayerInternal.h> |
| |
| #include <netdb.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <unistd.h> |
| |
| #include <lib/core/CHIPEncoding.h> |
| #include <lib/support/CodeUtils.h> |
| |
| extern "C" { |
| #include "wlan.h" |
| #include "wm_net.h" |
| static struct wlan_network sta_network; |
| } |
| |
| using namespace ::chip::app::Clusters::GeneralDiagnostics; |
| |
| namespace chip { |
| namespace DeviceLayer { |
| namespace Internal { |
| |
| uint16_t ConnectivityUtils::Map2400MHz(const uint8_t inChannel) |
| { |
| uint16_t frequency = 0; |
| |
| if (inChannel >= 1 && inChannel <= 13) |
| { |
| frequency = static_cast<uint16_t>(2412 + ((inChannel - 1) * 5)); |
| } |
| else if (inChannel == 14) |
| { |
| frequency = 2484; |
| } |
| |
| return frequency; |
| } |
| |
| uint16_t ConnectivityUtils::Map5000MHz(const uint8_t inChannel) |
| { |
| uint16_t frequency = 0; |
| |
| switch (inChannel) |
| { |
| case 183: |
| frequency = 4915; |
| break; |
| case 184: |
| frequency = 4920; |
| break; |
| case 185: |
| frequency = 4925; |
| break; |
| case 187: |
| frequency = 4935; |
| break; |
| case 188: |
| frequency = 4940; |
| break; |
| case 189: |
| frequency = 4945; |
| break; |
| case 192: |
| frequency = 4960; |
| break; |
| case 196: |
| frequency = 4980; |
| break; |
| case 7: |
| frequency = 5035; |
| break; |
| case 8: |
| frequency = 5040; |
| break; |
| case 9: |
| frequency = 5045; |
| break; |
| case 11: |
| frequency = 5055; |
| break; |
| case 12: |
| frequency = 5060; |
| break; |
| case 16: |
| frequency = 5080; |
| break; |
| case 34: |
| frequency = 5170; |
| break; |
| case 36: |
| frequency = 5180; |
| break; |
| case 38: |
| frequency = 5190; |
| break; |
| case 40: |
| frequency = 5200; |
| break; |
| case 42: |
| frequency = 5210; |
| break; |
| case 44: |
| frequency = 5220; |
| break; |
| case 46: |
| frequency = 5230; |
| break; |
| case 48: |
| frequency = 5240; |
| break; |
| case 52: |
| frequency = 5260; |
| break; |
| case 56: |
| frequency = 5280; |
| break; |
| case 60: |
| frequency = 5300; |
| break; |
| case 64: |
| frequency = 5320; |
| break; |
| case 100: |
| frequency = 5500; |
| break; |
| case 104: |
| frequency = 5520; |
| break; |
| case 108: |
| frequency = 5540; |
| break; |
| case 112: |
| frequency = 5560; |
| break; |
| case 116: |
| frequency = 5580; |
| break; |
| case 120: |
| frequency = 5600; |
| break; |
| case 124: |
| frequency = 5620; |
| break; |
| case 128: |
| frequency = 5640; |
| break; |
| case 132: |
| frequency = 5660; |
| break; |
| case 136: |
| frequency = 5680; |
| break; |
| case 140: |
| frequency = 5700; |
| break; |
| case 149: |
| frequency = 5745; |
| break; |
| case 153: |
| frequency = 5765; |
| break; |
| case 157: |
| frequency = 5785; |
| break; |
| case 161: |
| frequency = 5805; |
| break; |
| case 165: |
| frequency = 5825; |
| break; |
| } |
| |
| return frequency; |
| } |
| |
| uint16_t ConnectivityUtils::MapChannelToFrequency(const uint16_t inBand, const uint8_t inChannel) |
| { |
| uint16_t frequency = 0; |
| |
| if (inBand == kWiFi_BAND_2_4_GHZ) |
| { |
| frequency = Map2400MHz(inChannel); |
| } |
| else if (inBand == kWiFi_BAND_5_0_GHZ) |
| { |
| frequency = Map5000MHz(inChannel); |
| } |
| |
| return frequency; |
| } |
| |
| uint8_t ConnectivityUtils::MapFrequencyToChannel(const uint16_t frequency) |
| { |
| if (frequency < 2412) |
| return 0; |
| |
| if (frequency < 2484) |
| return (frequency - 2407) / 5; |
| |
| if (frequency == 2484) |
| return 14; |
| |
| return frequency / 5 - 1000; |
| } |
| |
| /* |
| double ConnectivityUtils::ConvertFrequenceToFloat(const iw_freq * in) |
| { |
| double result = (double) in->m; |
| |
| for (int i = 0; i < in->e; i++) |
| result *= 10; |
| |
| return result; |
| } |
| */ |
| InterfaceType ConnectivityUtils::GetInterfaceConnectionType(const char * ifname) |
| { |
| // MW320 only has the wifi interface |
| InterfaceType ret = InterfaceType::EMBER_ZCL_INTERFACE_TYPE_WI_FI; |
| return ret; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetInterfaceHardwareAddrs(const char * ifname, uint8_t * buf, size_t bufSize) |
| { |
| CHIP_ERROR err; |
| wifi_mac_addr_t mac_addr; |
| |
| VerifyOrReturnError(bufSize >= 6, CHIP_ERROR_BUFFER_TOO_SMALL); |
| wifi_get_device_mac_addr(&mac_addr); |
| memcpy(buf, mac_addr.mac, 6); |
| ChipLogProgress(DeviceLayer, "GetInterfaceHardwareAddrs: [%02x:%02x:%02x:%02x:%02x:%02x]", buf[0], buf[1], buf[2], buf[3], |
| buf[4], buf[5]); |
| err = CHIP_NO_ERROR; |
| return err; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetInterfaceIPv4Addrs(const char * ifname, uint8_t & size, NetworkInterface * ifp) |
| { |
| CHIP_ERROR err; |
| uint8_t index = 0; |
| struct wlan_ip_config addr; |
| uint8_t * pipv4; |
| |
| wlan_get_address(&addr); |
| memcpy(ifp->Ipv4AddressesBuffer[index], &addr.ipv4.address, kMaxIPv4AddrSize); |
| ifp->Ipv4AddressSpans[index] = ByteSpan(ifp->Ipv4AddressesBuffer[index], kMaxIPv4AddrSize); |
| |
| pipv4 = (uint8_t *) &addr.ipv4.address; |
| ChipLogProgress(DeviceLayer, "GetInterfaceIPv4Addrs: [%u.%u.%u.%u]", pipv4[0], pipv4[1], pipv4[2], pipv4[3]); |
| |
| index++; |
| err = CHIP_NO_ERROR; |
| size = index; |
| |
| return err; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetInterfaceIPv6Addrs(const char * ifname, uint8_t & size, NetworkInterface * ifp) |
| { |
| CHIP_ERROR err; |
| uint8_t i; |
| uint8_t index = 0; |
| int ret; |
| |
| ret = wlan_get_current_network(&sta_network); |
| if (ret != WM_SUCCESS) |
| { |
| return CHIP_NO_ERROR; |
| } |
| |
| for (i = 0; i < MAX_IPV6_ADDRESSES; i++) |
| { |
| if (sta_network.ip.ipv6[i].addr_state == IP6_ADDR_INVALID) |
| { |
| continue; |
| } |
| ChipLogProgress(DeviceLayer, "\t%-13s:\t%s (%s)", ipv6_addr_type_to_desc(&(sta_network.ip.ipv6[i])), |
| inet6_ntoa(sta_network.ip.ipv6[i].address), ipv6_addr_state_to_desc(sta_network.ip.ipv6[i].addr_state)); |
| memcpy(ifp->Ipv6AddressesBuffer[index], &sta_network.ip.ipv6[index].address, kMaxIPv6AddrSize); |
| ifp->Ipv6AddressSpans[index] = ByteSpan(ifp->Ipv6AddressesBuffer[index], kMaxIPv6AddrSize); |
| index++; |
| } |
| |
| err = CHIP_NO_ERROR; |
| size = index; |
| return err; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetWiFiInterfaceName(char * ifname, size_t bufSize) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| strncpy(ifname, "mlan0", bufSize); |
| return err; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetWiFiChannelNumber(const char * ifname, uint16_t & channelNumber) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| channelNumber = wlan_get_current_channel(); |
| ChipLogProgress(DeviceLayer, "GetWiFiChannelNumber: [%u]", channelNumber); |
| return err; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetWiFiRssi(const char * ifname, int8_t & rssi) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| short dblevel; |
| |
| wlan_get_current_rssi(&dblevel); |
| |
| VerifyOrReturnError(dblevel <= INT8_MAX, CHIP_ERROR_INVALID_INTEGER_VALUE); |
| rssi = static_cast<int8_t>(dblevel); |
| ChipLogProgress(DeviceLayer, "GetWiFiRssi: [%d]", rssi); |
| err = CHIP_NO_ERROR; |
| return err; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetWiFiBeaconRxCount(const char * ifname, uint32_t & beaconRxCount) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| int ret; |
| wifi_pkt_stats_t stats; |
| |
| ret = wifi_get_log(&stats); |
| if (ret != WM_SUCCESS) |
| { |
| ChipLogError(DeviceLayer, "wifi_get_log failed "); |
| } |
| |
| beaconRxCount = stats.bcn_rcv_cnt; |
| ChipLogProgress(DeviceLayer, "GetWiFiBeaconRxCount [%ld] -> working in sdk", beaconRxCount); |
| |
| return err; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetWiFiBeaconLostCount(const char * ifname, uint32_t & beaconLostCount) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| int ret; |
| wifi_pkt_stats_t stats; |
| |
| ret = wifi_get_log(&stats); |
| if (ret != WM_SUCCESS) |
| { |
| ChipLogError(DeviceLayer, "wifi_get_log failed "); |
| } |
| |
| beaconLostCount = stats.bcn_miss_cnt; |
| ChipLogProgress(DeviceLayer, "GetWiFiBeaconLostCount [%ld] -> working in sdk", beaconLostCount); |
| |
| return err; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetWiFiCurrentMaxRate(const char * ifname, uint64_t & currentMaxRate) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| currentMaxRate = 24000000; |
| ChipLogProgress(DeviceLayer, "GetWiFiCurrentMaxRate: %llu", currentMaxRate); |
| |
| return err; |
| } |
| |
| CHIP_ERROR ConnectivityUtils::GetEthInterfaceName(char * ifname, size_t bufSize) |
| { |
| CHIP_ERROR err = CHIP_NO_ERROR; |
| strncpy(ifname, "mlan0", bufSize); |
| return err; |
| } |
| |
| } // namespace Internal |
| } // namespace DeviceLayer |
| } // namespace chip |
