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/*
* Copyright (C) 2016 The Android Open Source Project
*
* 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.
*/
#ifndef SYSTEM_EXTRAS_MULTINETWORK_COMMON_H_
#define SYSTEM_EXTRAS_MULTINETWORK_COMMON_H_
#include <sys/cdefs.h>
#include <sys/socket.h>
#include <unistd.h>
#include <string>
#include <android/multinetwork.h>
enum class ApiMode {
EXPLICIT,
PROCESS,
};
struct Arguments {
Arguments() : nethandle(NETWORK_UNSPECIFIED),
api_mode(ApiMode::EXPLICIT),
family(AF_UNSPEC),
arg1(nullptr) {}
~Arguments();
bool parseArguments(int argc, const char* argv[]);
net_handle_t nethandle;
ApiMode api_mode;
sa_family_t family;
const char* arg1;
};
void printUsage(const char *progname);
// If port is non-zero returns strings of the form "192.0.2.1:port" or
// "[2001:db8::1]:port", else it returns the bare IP string literal.
std::string inetSockaddrToString(const sockaddr* sa);
struct FdAutoCloser {
FdAutoCloser() : fd(-1) {}
/* not explicit */ FdAutoCloser(int fd) : fd(fd) {}
~FdAutoCloser() {
if (fd > -1) {
close(fd);
}
fd = -1;
}
int fd;
};
#endif // SYSTEM_EXTRAS_MULTINETWORK_COMMON_H_
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