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75 lines
1.8 KiB
75 lines
1.8 KiB
4 months ago
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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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#ifndef SYSTEM_EXTRAS_MULTINETWORK_COMMON_H_
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#define SYSTEM_EXTRAS_MULTINETWORK_COMMON_H_
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#include <sys/cdefs.h>
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#include <sys/socket.h>
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#include <unistd.h>
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#include <string>
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#include <android/multinetwork.h>
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enum class ApiMode {
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EXPLICIT,
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PROCESS,
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};
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struct Arguments {
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Arguments()
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: nethandle(NETWORK_UNSPECIFIED),
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api_mode(ApiMode::EXPLICIT),
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family(AF_UNSPEC),
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attempts(1),
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random_name(false),
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arg1(nullptr) {}
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~Arguments();
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bool parseArguments(int argc, const char* argv[]);
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net_handle_t nethandle;
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ApiMode api_mode;
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sa_family_t family;
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unsigned attempts;
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bool random_name;
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const char* arg1;
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};
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void printUsage(const char *progname);
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// If port is non-zero returns strings of the form "192.0.2.1:port" or
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// "[2001:db8::1]:port", else it returns the bare IP string literal.
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std::string inetSockaddrToString(const sockaddr* sa);
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struct FdAutoCloser {
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FdAutoCloser() : fd(-1) {}
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/* not explicit */ FdAutoCloser(int fd) : fd(fd) {}
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~FdAutoCloser() {
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if (fd > -1) {
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close(fd);
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}
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fd = -1;
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}
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int fd;
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};
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#endif // SYSTEM_EXTRAS_MULTINETWORK_COMMON_H_
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