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authorschmidt <douglascraigschmidt@users.noreply.github.com>1997-12-19 03:27:29 +0000
committerschmidt <douglascraigschmidt@users.noreply.github.com>1997-12-19 03:27:29 +0000
commitd19d760e232bb6c93e386f90997b30730007345b (patch)
treee2addf02aa217061651069c07dd5c5182a706799 /examples/IPC_SAP/SOCK_SAP
parentfb719c4a051d25397139cab00f2fca9e44e08097 (diff)
downloadATCD-d19d760e232bb6c93e386f90997b30730007345b.tar.gz
*** empty log message ***
Diffstat (limited to 'examples/IPC_SAP/SOCK_SAP')
-rw-r--r--examples/IPC_SAP/SOCK_SAP/CPP-inclient.cpp35
-rw-r--r--examples/IPC_SAP/SOCK_SAP/CPP-inserver.cpp138
2 files changed, 52 insertions, 121 deletions
diff --git a/examples/IPC_SAP/SOCK_SAP/CPP-inclient.cpp b/examples/IPC_SAP/SOCK_SAP/CPP-inclient.cpp
index d298955aa7a..54ed35d8518 100644
--- a/examples/IPC_SAP/SOCK_SAP/CPP-inclient.cpp
+++ b/examples/IPC_SAP/SOCK_SAP/CPP-inclient.cpp
@@ -80,16 +80,13 @@ Options::read (char *buf, size_t len, size_t &iteration)
{
if (io_source_ == ACE_STDIN)
return ACE_OS::read (ACE_STDIN, buf, sizeof buf);
+ else if (iteration >= this->iterations_)
+ return 0;
else
{
- if (iteration >= this->iterations_)
- return 0;
- else
- {
- ACE_OS::strncpy (buf, "TAO", len);
- iteration++;
- return ACE_OS::strlen ("TAO") + 1;
- }
+ ACE_OS::strncpy (buf, "TAO", len);
+ iteration++;
+ return ACE_OS::strlen ("TAO") + 1;
}
}
@@ -192,12 +189,6 @@ client (void *)
"(%P|%t) connected to %s\n",
remote_addr.get_host_name ()));
- if (cli_stream.disable (ACE_NONBLOCK) == -1)
- ACE_ERROR_RETURN ((LM_ERROR,
- "(%P|%t) %p\n",
- "disable"),
- 0);
-
// This variable is allocated off the stack to obviate the need for
// locking.
size_t iteration = 0;
@@ -211,17 +202,11 @@ client (void *)
options->quit_string (),
ACE_OS::strlen (options->quit_string ())) == 0)
break;
- else if (cli_stream.send (buf, r_bytes, 0, options->timeout ()) == -1)
- {
- if (errno == ETIME)
- ACE_DEBUG ((LM_DEBUG, "(%P|%t) %p\n", "send_n"));
- else
- // Breakout if we didn't fail due to a timeout.
- ACE_ERROR_RETURN ((LM_ERROR,
- "(%P|%t) %p\n",
- "send_n"),
- 0);
- }
+ else if (cli_stream.send (buf, r_bytes, 0) == -1)
+ ACE_ERROR_RETURN ((LM_ERROR,
+ "(%P|%t) %p\n",
+ "send_n"),
+ 0);
else if (cli_stream.recv (buf, sizeof buf) <= 0)
ACE_ERROR_RETURN ((LM_ERROR,
"(%P|%t) %p\n",
diff --git a/examples/IPC_SAP/SOCK_SAP/CPP-inserver.cpp b/examples/IPC_SAP/SOCK_SAP/CPP-inserver.cpp
index a2e44d0eca2..2aab0c6cbd8 100644
--- a/examples/IPC_SAP/SOCK_SAP/CPP-inserver.cpp
+++ b/examples/IPC_SAP/SOCK_SAP/CPP-inserver.cpp
@@ -1,7 +1,8 @@
// $Id$
-// This example tests the non-blocking features of the
-// ACE_SOCK_Acceptor and ACE_SOCK_Stream classes.
+// This example tests the features of the ACE_SOCK_Acceptor and
+// ACE_SOCK_Stream classes when used with a thread-per-request
+// concurrency model.
#include "ace/SOCK_Acceptor.h"
#include "ace/SOCK_Stream.h"
@@ -12,74 +13,41 @@
// Are we running verbosely?
static int verbose = 0;
-static ACE_Time_Value timeout;
-
-static int sleep_time;
-
// ACE SOCK_SAP server.
-void *
+// Entry point into the server task.
+
+static void *
server (void *arg)
{
- ACE_Handle_Set handle_set;
ACE_SOCK_Stream new_stream;
ACE_HANDLE handle = ACE_HANDLE (arg);
new_stream.set_handle (handle);
- // Enable non-blocking I/O.
- if (new_stream.enable (ACE_NONBLOCK) == -1)
- ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "enable"), 0);
-
- handle_set.set_bit (new_stream.get_handle ());
-
// Read data from client (terminate on error).
- for (ssize_t r_bytes;;)
+ for (;;)
{
- // Wait to read until there's something from the client.
- if (ACE_OS::select (int (new_stream.get_handle ()) + 1,
- handle_set,
- 0, 0, timeout) == -1)
- ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "select"), 0);
-
- // Keep reading until the client shuts down.
- for (;;)
+ char buf[BUFSIZ];
+
+ ssize_t r_bytes = new_stream.recv (buf, sizeof buf, 0);
+
+ if (r_bytes == -1)
{
- // Sleep for some amount of time in order to test client
- // flow control.
- ACE_OS::sleep (sleep_time);
-
- char buf[BUFSIZ];
-
- r_bytes = new_stream.recv (buf, sizeof buf, 0, &timeout);
-
- if (r_bytes <= 0)
- {
- if (errno == ETIME)
- ACE_ERROR ((LM_ERROR, "%p\n", "recv"));
- break;
- }
- else if (verbose && ACE::write_n (ACE_STDOUT, buf, r_bytes) != r_bytes)
- ACE_ERROR ((LM_ERROR, "%p\n", "ACE::write_n"));
- else if (new_stream.send_n (buf, r_bytes) != r_bytes)
- ACE_ERROR ((LM_ERROR, "%p\n", "send_n"));
+ ACE_ERROR ((LM_ERROR, "%p\n", "recv"));
+ break;
}
-
- if (r_bytes == 0)
+ else if (r_bytes == 0)
{
ACE_DEBUG ((LM_DEBUG,
"(%P|%t) reached end of input, connection closed by client\n"));
break;
}
- else if (r_bytes == -1)
- {
- if (errno == EWOULDBLOCK || errno == ETIME)
- ACE_DEBUG ((LM_DEBUG,
- "(%P|%t) no input available, going back to reading\n"));
- else
- ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "recv"), 0);
- }
+ else if (verbose && ACE::write_n (ACE_STDOUT, buf, r_bytes) != r_bytes)
+ ACE_ERROR ((LM_ERROR, "%p\n", "ACE::write_n"));
+ else if (new_stream.send_n (buf, r_bytes) != r_bytes)
+ ACE_ERROR ((LM_ERROR, "%p\n", "send_n"));
}
// Close new endpoint (listening endpoint stays open).
@@ -95,8 +63,6 @@ main (int argc, char *argv[])
u_short port = argc > 1
? ACE_OS::atoi (argv[1])
: ACE_DEFAULT_SERVER_PORT;
- timeout = argc > 2 ? ACE_OS::atoi (argv[2]) : ACE_DEFAULT_TIMEOUT;
- sleep_time = argc > 3 ? ACE_OS::atoi (argv[3]) : 0;
ACE_SOCK_Acceptor peer_acceptor;
@@ -105,65 +71,45 @@ main (int argc, char *argv[])
// Create a server, reuse the address.
if (peer_acceptor.open (server_addr, 1) == -1)
- ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "open"), 1);
- // Set the peer acceptor into non-blocking mode.
- else if (peer_acceptor.enable (ACE_NONBLOCK) == -1)
- ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "enable"), 1);
+ ACE_ERROR_RETURN ((LM_ERROR,
+ "%p\n",
+ "open"),
+ 1);
else if (peer_acceptor.get_local_addr (server_addr) == -1)
- ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "get_local_addr"), 1);
+ ACE_ERROR_RETURN ((LM_ERROR,
+ "%p\n",
+ "get_local_addr"),
+ 1);
- ACE_DEBUG ((LM_DEBUG, "(%P|%t) starting server at port %d\n",
+ ACE_DEBUG ((LM_DEBUG,
+ "(%P|%t) starting server at port %d\n",
server_addr.get_port_number ()));
// Keep these objects out here to prevent excessive constructor
// calls within the loop.
ACE_SOCK_Stream new_stream;
ACE_INET_Addr cli_addr;
- ACE_Handle_Set handle_set;
// Performs the iterative server activities.
- for (;;)
+ while (peer_acceptor.accept (new_stream, &cli_addr) != -1)
{
- handle_set.reset ();
- handle_set.set_bit (peer_acceptor.get_handle ());
-
- int result = ACE_OS::select (int (peer_acceptor.get_handle ()) + 1,
- handle_set,
- 0, 0, &timeout);
- if (result == -1)
- ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "select"), -1);
- else if (result == 0)
- ACE_DEBUG ((LM_DEBUG, "(%P|%t) select timed out\n"));
- else
- {
- // Create a new ACE_SOCK_Stream endpoint (note automatic restart
- // if errno == EINTR).
-
- while ((result = peer_acceptor.accept (new_stream, &cli_addr)) != -1)
- {
- ACE_DEBUG ((LM_DEBUG, "(%P|%t) client %s connected from %d\n",
- cli_addr.get_host_name (), cli_addr.get_port_number ()));
+ ACE_DEBUG ((LM_DEBUG,
+ "(%P|%t) client %s connected from %d\n",
+ cli_addr.get_host_name (),
+ cli_addr.get_port_number ()));
#if defined (ACE_HAS_THREADS)
- if (ACE_Thread_Manager::instance ()->spawn ((ACE_THR_FUNC) server,
- (void *) new_stream.get_handle ()) == -1)
- ACE_ERROR_RETURN ((LM_ERROR, "(%P|%t) %p\n", "spawn"), 1);
+ if (ACE_Thread_Manager::instance ()->spawn ((ACE_THR_FUNC) server,
+ (void *) new_stream.get_handle ()) == -1)
+ ACE_ERROR_RETURN ((LM_ERROR,
+ "(%P|%t) %p\n",
+ "spawn"),
+ 1);
#else
- server ((void *) new_stream.get_handle ());
+ server ((void *) new_stream.get_handle ());
#endif /* ACE_HAS_THREADS */
- }
-
- if (result == -1)
- {
- if (errno == EWOULDBLOCK)
- ACE_DEBUG ((LM_DEBUG,
- "(%P|%t) no connections available, going back to accepting\n"));
- else
- ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "ACE::write"), -1);
- }
- }
}
- /* NOTREACHED */
+
return 0;
}