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// $Id: local_pipe_client_test.cpp 91670 2010-09-08 18:02:26Z johnnyw $
// Another test of UNIX domain IPC-SAP abstraction. This one opens 2
// pipes and then ships certain ends over to the server to act as a
// filter!
#include "ace/OS_main.h"
#include "ace/LSOCK_Connector.h"
#include "ace/UNIX_Addr.h"
#include "ace/Get_Opt.h"
#include "ace/OS_NS_stdlib.h"
#include "ace/OS_NS_unistd.h"
#include "ace/OS_NS_fcntl.h"
#if defined (ACE_HAS_MSG) && !defined (ACE_LACKS_UNIX_DOMAIN_SOCKETS)
// Name of the program.
static ACE_TCHAR *program_name;
// Name of rendezvous point.
static const ACE_TCHAR *rendezvous = ACE_TEXT ("/tmp/foo_pipe");
// Name of file to send.
static const ACE_TCHAR *file_name = ACE_TEXT ("local_data");
static void
print_usage_and_die (void)
{
ACE_ERROR ((LM_ERROR,
ACE_TEXT ("usage: %s [-r rendezvous] [-f file]\n"),
program_name));
ACE_OS::exit (1);
}
void
parse_args (int argc, ACE_TCHAR *argv[])
{
program_name = argv[0];
ACE_Get_Opt get_opt (argc, argv, ACE_TEXT ("f:r:"));
for (int c; (c = get_opt ()) != -1; )
switch (c)
{
case 'f':
file_name = get_opt.opt_arg ();
break;
case 'r':
rendezvous = get_opt.opt_arg ();
break;
default:
print_usage_and_die ();
break;
}
}
static int
do_client_processing (ACE_LSOCK_Stream &sc)
{
ACE_HANDLE fd_read[2];
ACE_HANDLE fd_write[2];
char buf[BUFSIZ];
int n;
if (ACE_OS::pipe (fd_read) == -1 || ACE_OS::pipe (fd_write) == -1)
return -1;
if (sc.send_handle (fd_write[0]) == -1 || sc.send_handle (fd_read[1]) == -1)
return -1;
// Close off the ends we aren't interested in.
if (ACE_OS::close (fd_read[1]) || ACE_OS::close (fd_write[0]) == -1)
return -1;
// Do a silly dup just for fun...
ACE_HANDLE fd1 = ACE_OS::open (file_name, O_RDONLY);
if (fd1 == ACE_INVALID_HANDLE)
return -1;
while ((n = ACE_OS::read (fd1, buf, sizeof buf)) > 0)
{
if (ACE_OS::write (fd_write[1],
buf,
n) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("write")),
-1);
if ((n = ACE_OS::read (fd_read[0],
buf,
sizeof buf)) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("read")),
-1);
if (ACE_OS::write (ACE_STDOUT,
buf,
n) == -1)
return -1;
}
if (ACE_OS::close (fd_read[0]) == -1
|| ACE_OS::close (fd_write[1]) == -1
|| ACE_OS::close (fd1) == -1)
ACE_OS::exit (1);
return 0;
}
int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
parse_args (argc, argv);
ACE_LSOCK_Stream sc;
ACE_LSOCK_Connector con;
if (con.connect (sc,
ACE_UNIX_Addr (rendezvous)) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("connect")),
-1);
if (do_client_processing (sc) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("do_client_processing")),
-1);
if (sc.close () == -1)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("close")),
-1);
return 0;
}
#else
int ACE_TMAIN (int, ACE_TCHAR *[])
{
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("your platform must support sendmsg/recvmsg to run this test\n")),
-1);
}
#endif /* ACE_HAS_MSG */
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