barrier/net/CTCPListenSocket.cpp

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2001-10-06 14:13:28 +00:00
#include "CTCPListenSocket.h"
#include "CTCPSocket.h"
#include "CNetworkAddress.h"
#include "CThread.h"
#include <unistd.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
//
// CTCPListenSocket
//
CTCPListenSocket::CTCPListenSocket()
{
m_fd = socket(PF_INET, SOCK_STREAM, 0);
if (m_fd == -1) {
throw XSocketCreate();
}
}
CTCPListenSocket::~CTCPListenSocket()
{
try {
close();
}
catch (...) {
// ignore
}
}
void CTCPListenSocket::bind(
const CNetworkAddress& addr) throw(XSocket)
{
if (::bind(m_fd, addr.getAddress(), addr.getAddressLength()) == -1) {
if (errno == EADDRINUSE) {
throw XSocketAddressInUse();
}
throw XSocketBind();
}
if (listen(m_fd, 3) == -1) {
throw XSocketBind();
}
}
ISocket* CTCPListenSocket::accept() throw(XSocket)
{
for (;;) {
struct sockaddr addr;
socklen_t addrlen = sizeof(addr);
CThread::testCancel();
int fd = ::accept(m_fd, &addr, &addrlen);
if (fd == -1) {
CThread::testCancel();
}
else {
return new CTCPSocket(fd);
}
}
}
void CTCPListenSocket::close() throw(XIO)
{
if (m_fd == -1) {
throw XIOClosed();
}
if (::close(m_fd) == -1) {
throw XIOClose();
}
m_fd = -1;
}