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128 lines
3.3 KiB
128 lines
3.3 KiB
4 months ago
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/*
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* Copyright (c) 2017, The Linux Foundation. All rights reserved.
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* Not a Contribution
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*/
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/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "LocSvc__AGnssRilInterface"
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#include <log_util.h>
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#include <dlfcn.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <sstream>
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#include <string>
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#include "Gnss.h"
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#include "AGnssRil.h"
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typedef void* (getLocationInterface)();
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namespace android {
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namespace hardware {
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namespace gnss {
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namespace V1_0 {
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namespace implementation {
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static bool sendConnectionEvent(const bool connected, const int8_t type);
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AGnssRil::AGnssRil(Gnss* gnss) : mGnss(gnss) {
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ENTRY_LOG_CALLFLOW();
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}
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AGnssRil::~AGnssRil() {
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ENTRY_LOG_CALLFLOW();
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}
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Return<bool> AGnssRil::updateNetworkState(bool connected, NetworkType type, bool roaming) {
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ENTRY_LOG_CALLFLOW();
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// for XTRA
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sendConnectionEvent(connected, (int8_t)type);
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return true;
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}
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// for XTRA
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static inline int createSocket() {
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int socketFd = -1;
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if ((socketFd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
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LOC_LOGe("create socket error. reason:%s", strerror(errno));
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} else {
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const char* socketPath = "/data/vendor/location/xtra/socket_hal_xtra";
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struct sockaddr_un addr = { .sun_family = AF_UNIX };
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snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", socketPath);
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if (::connect(socketFd, (struct sockaddr*)&addr, sizeof(addr)) < 0) {
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LOC_LOGe("cannot connect to XTRA. reason:%s", strerror(errno));
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if (::close(socketFd)) {
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LOC_LOGe("close socket error. reason:%s", strerror(errno));
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}
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socketFd = -1;
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}
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}
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return socketFd;
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}
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static inline void closeSocket(const int socketFd) {
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if (socketFd >= 0) {
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if(::close(socketFd)) {
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LOC_LOGe("close socket error. reason:%s", strerror(errno));
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}
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}
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}
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static inline bool sendConnectionEvent(const bool connected, const int8_t type) {
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int socketFd = createSocket();
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if (socketFd < 0) {
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LOC_LOGe("XTRA unreachable. sending failed.");
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return false;
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}
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std::stringstream ss;
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ss << "connection";
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ss << " " << (connected ? "1" : "0");
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ss << " " << (int)type;
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ss << "\n"; // append seperator
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const std::string& data = ss.str();
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int remain = data.length();
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ssize_t sent = 0;
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while (remain > 0 &&
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(sent = ::send(socketFd, data.c_str() + (data.length() - remain),
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remain, MSG_NOSIGNAL)) > 0) {
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remain -= sent;
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}
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if (sent < 0) {
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LOC_LOGe("sending error. reason:%s", strerror(errno));
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}
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closeSocket(socketFd);
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return (remain == 0);
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}
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} // namespace implementation
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} // namespace V1_0
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} // namespace gnss
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} // namespace hardware
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} // namespace android
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