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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 GAPIC_SOCKET_CONNECTION_H
#define GAPIC_SOCKET_CONNECTION_H
#include "connection.h"
#include <stdint.h>
#include <memory>
namespace gapic {
// Connection object using a native socket
class SocketConnection : public Connection {
public:
~SocketConnection();
// Creates a new socket connection listening on the specified hostname and port. Returns a
// connection object on successful open or a nullptr if opening the connection is unsuccessful
static std::unique_ptr<Connection> createSocket(const char* hostname, const char* port);
// Creates a new pipe connection listening on the specified UNIX pipename, without
// pipe creation on the local file system if abstract is true. Returns a connection object
// on successful open or a nullptr if opening the connection is unsuccessful
static std::unique_ptr<Connection> createPipe(const char* pipename, bool abstract);
// Implementation of the Connection interface
size_t send(const void* data, size_t size) override;
size_t recv(void* data, size_t size) override;
const char* error() override;
std::unique_ptr<Connection> accept(int timeoutMs = NO_TIMEOUT) override;
private:
// Private constructor used only by the static create function
explicit SocketConnection(int socket);
// Network initializer class to handle the initialization of the network driver. A socket
// function can be called only if there is at least one active network initializer is in
// the system
struct NetworkInitializer {
NetworkInitializer();
~NetworkInitializer();
};
// The underlying socket for the connection
int mSocket;
// Network initializer instance lasts for the lifetime of the connection
NetworkInitializer mNetworkInitializer;
};
} // namespace gapic
#endif