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// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
// 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.
#include "Socket.hpp"
#if defined(_WIN32)
# include <ws2tcpip.h>
#else
# include <unistd.h>
# include <netdb.h>
# include <netinet/in.h>
# include <sys/select.h>
#endif
namespace sw {
Socket::Socket(SOCKET socket)
: socket(socket)
{
}
Socket::Socket(const char *address, const char *port)
{
#if defined(_WIN32)
socket = INVALID_SOCKET;
#else
socket = -1;
#endif
addrinfo hints = {};
hints.ai_family = AF_INET;
hints.ai_socktype = SOCK_STREAM;
hints.ai_protocol = IPPROTO_TCP;
hints.ai_flags = AI_PASSIVE;
addrinfo *info = 0;
getaddrinfo(address, port, &hints, &info);
if(info)
{
socket = ::socket(info->ai_family, info->ai_socktype, info->ai_protocol);
bind(socket, info->ai_addr, (int)info->ai_addrlen);
}
}
Socket::~Socket()
{
#if defined(_WIN32)
closesocket(socket);
#else
close(socket);
#endif
}
void Socket::listen(int backlog)
{
::listen(socket, backlog);
}
bool Socket::select(int us)
{
fd_set sockets;
FD_ZERO(&sockets);
FD_SET(socket, &sockets);
timeval timeout = { us / 1000000, us % 1000000 };
return ::select(FD_SETSIZE, &sockets, 0, 0, &timeout) >= 1;
}
Socket *Socket::accept()
{
return new Socket(::accept(socket, 0, 0));
}
int Socket::receive(char *buffer, int length)
{
return recv(socket, buffer, length, 0);
}
void Socket::send(const char *buffer, int length)
{
::send(socket, buffer, length, 0);
}
void Socket::startup()
{
#if defined(_WIN32)
WSADATA winsockData;
WSAStartup(MAKEWORD(2, 2), &winsockData);
#endif
}
void Socket::cleanup()
{
#if defined(_WIN32)
WSACleanup();
#endif
}
} // namespace sw