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// $Id: C-inserver.cpp 91685 2010-09-09 09:35:14Z johnnyw $
#include "ace/OS_main.h"
#include "ace/OS_NS_string.h"
#include "ace/OS_NS_sys_socket.h"
#include "ace/OS_NS_unistd.h"
#include "ace/OS_NS_stdlib.h"
#include "ace/OS_NS_stdio.h"
#include "ace/OS_NS_netdb.h"
#include "ace/OS_NS_errno.h"
#include "ace/Default_Constants.h"
/* BSD socket server. */
int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
// Initialize WinSock DLL on Win32...
ACE_OS::socket_init (ACE_WSOCK_VERSION);
u_short port_num =
ACE_HTONS (argc > 1 ? ACE_OS::atoi (argv[1]) : ACE_DEFAULT_SERVER_PORT);
int sockbufsize = argc > 2 ? ACE_OS::atoi (argv[2]) : 0;
struct sockaddr_in saddr;
ACE_HANDLE s_handle, n_handle;
/* Create a local endpoint of communication */
if ((s_handle = ACE_OS::socket (PF_INET, SOCK_STREAM, 0)) == ACE_INVALID_HANDLE)
ACE_OS::perror (ACE_TEXT("socket")), ACE_OS::exit (1);
// If a sockbufsize was specified, set it for both send and receive.
if (sockbufsize > 0)
{
if (ACE_OS::setsockopt (s_handle, SOL_SOCKET, SO_SNDBUF,
(const char *) &sockbufsize,
sizeof (sockbufsize)) != 0)
ACE_OS::perror (ACE_TEXT("SO_SNDBUF")), ACE_OS::exit (1);
if (ACE_OS::setsockopt (s_handle, SOL_SOCKET, SO_RCVBUF,
(const char *) &sockbufsize,
sizeof (sockbufsize)) != 0)
ACE_OS::perror (ACE_TEXT("SO_RCVBUF")), ACE_OS::exit (1);
}
/* Set up the address information to become a server */
ACE_OS::memset ((void *) &saddr, 0, sizeof saddr);
saddr.sin_family = AF_INET;
saddr.sin_port = port_num;
saddr.sin_addr.s_addr = INADDR_ANY;
/* Associate address with endpoint */
if (ACE_OS::bind (s_handle,
reinterpret_cast<struct sockaddr *> (&saddr),
sizeof saddr) == -1)
ACE_OS::perror (ACE_TEXT("bind")), ACE_OS::exit (1);
/* Make endpoint listen for service requests */
if (ACE_OS::listen (s_handle, 5) == -1)
ACE_OS::perror (ACE_TEXT("listen")), ACE_OS::exit (1);
/* Performs the iterative server activities */
for (;;)
{
char buf[BUFSIZ];
int r_bytes;
struct sockaddr_in cli_addr;
int cli_addr_len = sizeof cli_addr;
struct hostent *hp;
/* Create a new endpoint of communication */
do
n_handle =
ACE_OS::accept (s_handle,
reinterpret_cast<struct sockaddr *> (&cli_addr),
&cli_addr_len);
while (n_handle == ACE_INVALID_HANDLE && errno == EINTR);
if (n_handle == ACE_INVALID_HANDLE)
{
ACE_OS::perror (ACE_TEXT("accept"));
continue;
}
int addr_len = sizeof cli_addr.sin_addr.s_addr;
hp = ACE_OS::gethostbyaddr ((char *) &cli_addr.sin_addr,
addr_len, AF_INET);
if (hp != 0)
ACE_OS::printf ("client %s\n", hp->h_name), ACE_OS::fflush (stdout);
else
ACE_OS::perror (ACE_TEXT("gethostbyaddr"));
/* Read data from client (terminate on error) */
while ((r_bytes = ACE_OS::recv (n_handle, buf, sizeof buf)) > 0)
if (ACE_OS::write (ACE_STDOUT, buf, r_bytes) != r_bytes)
ACE_OS::perror (ACE_TEXT("write")), ACE_OS::exit (1);
if (ACE_OS::send (n_handle, "", 1) != 1)
ACE_OS::perror ("write"), ACE_OS::exit (1);
/* Close the new endpoint
(listening endpoint remains open) */
if (ACE_OS::closesocket (n_handle) == -1)
ACE_OS::perror (ACE_TEXT("close")), ACE_OS::exit (1);
ACE_OS::exit (0);
}
ACE_NOTREACHED (return 0;)
}
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