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/*
* Copyright 2008, 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 WDS_CONNECTION_H
#define WDS_CONNECTION_H
#include <sys/socket.h>
namespace android {
namespace WDS {
class Socket {
public:
Socket(): m_fd(-1) {}
Socket(int fd): m_fd(fd) {}
~Socket() {
if (m_fd != -1) {
shutdown(m_fd, SHUT_RDWR);
close(m_fd);
}
}
// Open a new socket using PF_INET and SOCK_STREAM
bool open();
int fd() const { return m_fd; }
private:
int m_fd;
};
class Connection {
public:
Connection(int conn): m_socket(conn) {}
int read(char buf[], size_t length) const {
return recv(m_socket.fd(), buf, length, 0);
}
int write(const char buf[], size_t length) const {
return send(m_socket.fd(), buf, length, 0);
}
int write(const char buf[]) const {
return write(buf, strlen(buf));
}
private:
Socket m_socket;
};
class ConnectionServer {
public:
ConnectionServer() {}
// Establish a connection to the local host on the given port.
bool connect(short port);
// Blocks on the established socket until a new connection arrives.
Connection* accept() const;
private:
Socket m_socket;
};
} // end namespace WDS
} // end namespace android
#endif
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