1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include <errno.h> 18 #include <pthread.h> 19 #include <sys/types.h> 20 #include <sys/types.h> 21 #include <sys/socket.h> 22 23 #define LOG_TAG "TiwlanEventListener" 24 #include <cutils/log.h> 25 26 #include "TiwlanEventListener.h" 27 28 TiwlanEventListener::TiwlanEventListener(int socket) : 29 SocketListener(socket, false) { 30 } 31 32 bool TiwlanEventListener::onDataAvailable(SocketClient *cli) { 33 struct ipc_ev_data *data; 34 35 if (!(data = (struct ipc_ev_data *) malloc(sizeof(struct ipc_ev_data)))) { 36 LOGE("Failed to allocate packet (out of memory)"); 37 return true; 38 } 39 40 if (recv(cli->getSocket(), data, sizeof(struct ipc_ev_data), 0) < 0) { 41 LOGE("recv failed (%s)", strerror(errno)); 42 goto out; 43 } 44 45 if (data->event_type == IPC_EVENT_LINK_SPEED) { 46 uint32_t *spd = (uint32_t *) data->buffer; 47 *spd /= 2; 48 // LOGD("Link speed = %u MB/s", *spd); 49 } else if (data->event_type == IPC_EVENT_LOW_SNR) { 50 LOGW("Low signal/noise ratio"); 51 } else if (data->event_type == IPC_EVENT_LOW_RSSI) { 52 LOGW("Low RSSI"); 53 } else { 54 // LOGD("Dropping unhandled driver event %d", data->event_type); 55 } 56 57 // TODO: Tell WifiController about the event 58 out: 59 free(data); 60 return true; 61 } 62
