1 files changed, 126 insertions, 0 deletions
diff --git a/ACE/examples/Reactor/Multicast/client.cpp b/ACE/examples/Reactor/Multicast/client.cpp
new file mode 100644
index 00000000000..25b18c2ae6c
--- /dev/null
+++ b/ACE/examples/Reactor/Multicast/client.cpp
@@ -0,0 +1,126 @@
+// $Id$
+
+// This program reads in messages from stdin and sends them to a
+// Log_Wrapper.
+
+#include "ace/OS_main.h"
+#include "ace/OS_NS_stdlib.h"
+#include "ace/OS_NS_string.h"
+#include "ace/OS_NS_unistd.h"
+#include "ace/OS_Memory.h"
+#include "ace/Get_Opt.h"
+#include "ace/Log_Msg.h"
+#include "Log_Wrapper.h"
+
+ACE_RCSID(Multicast, client, "$Id$")
+
+// Multi-cast address.
+static const char *MCAST_ADDR = ACE_DEFAULT_MULTICAST_ADDR;
+
+// UDP port.
+static const int UDP_PORT = ACE_DEFAULT_MULTICAST_PORT;
+
+// Maximum message size.
+static int max_message_size = BUFSIZ;
+
+// Number of times to send message of max_message_size.
+static int iterations = 0;
+
+static void
+parse_args (int argc, ACE_TCHAR *argv[])
+{
+  ACE_LOG_MSG->open (argv[0]);
+
+  // Start at argv[1]
+  ACE_Get_Opt getopt (argc, argv, ACE_TEXT("m:ui:"), 1);
+
+  for (int c; (c = getopt ()) != -1; )
+    switch (c)
+      {
+      case 'm':
+        max_message_size = ACE_OS::atoi (getopt.opt_arg ()) * BUFSIZ;
+        break;
+      case 'i':
+        iterations = ACE_OS::atoi (getopt.opt_arg ());
+        break;
+      case 'u':
+        // usage fallthrough
+      default:
+        ACE_ERROR ((LM_ERROR,
+		    "%n: -m max_message_size (in k) -i iterations\n%a",
+		    1));
+        /* NOTREACHED */
+      }
+}
+
+int
+ACE_TMAIN (int argc, ACE_TCHAR **argv)
+{
+  int user_prompt;
+
+  parse_args (argc,argv);
+
+  ACE_DEBUG ((LM_DEBUG, "max buffer size = %d\n", max_message_size));
+
+  // Instantiate a log wrapper for logging
+  Log_Wrapper log;
+
+  // Make a connection to a logger.
+  if (log.open (UDP_PORT, MCAST_ADDR) == -1)
+    ACE_ERROR_RETURN ((LM_ERROR, "%p\n" "open"), -1);
+
+  char *buf;
+  ACE_NEW_RETURN (buf, char[max_message_size], -1);
+
+  // If -i has been specified, send max_message_size messages
+  // iterations number of times.
+  if (iterations)
+    {
+      ACE_OS::memset (buf, 1, max_message_size);
+
+      while (iterations--)
+        if (log.log_message (Log_Wrapper::LM_DEBUG, buf) == -1)
+	  ACE_ERROR_RETURN ((LM_ERROR, "%p\n" "log"), -1);
+    }
+
+  // otherwise, a file has been redirected, or give prompts
+  else
+    {
+      // If a file has been redirected, don't activate user prompts.
+      if (ACE_OS::isatty (0))
+        user_prompt = 1;
+      else
+        user_prompt = 0;
+
+      // Continually read messages from stdin and log them.
+
+      for (int count = 1;;)
+        {
+          if (user_prompt)
+            ACE_DEBUG ((LM_DEBUG, "\nEnter message ('Q':quit):\n"));
+
+	  ssize_t nbytes = ACE_OS::read (ACE_STDIN, buf, max_message_size);
+
+          if (nbytes <= 0)
+            break; // End of file or error.
+          buf[nbytes - 1] = '\0';
+
+          // Quitting?
+          if (user_prompt)
+	    {
+	      if (buf[0] == 'Q' || buf[0] == 'q')
+		break;
+	    }
+	  else // Keep from overrunning the receiver.
+	    ACE_OS::sleep (1);
+
+          // Send the message to the logger.
+          if (log.log_message (Log_Wrapper::LM_DEBUG, buf) == -1)
+	    ACE_ERROR_RETURN ((LM_ERROR, "%p\n" "log_message"), -1);
+	  ACE_DEBUG ((LM_DEBUG, "finished sending message %d\n", count++));
+        }
+    }
+
+  ACE_DEBUG ((LM_DEBUG, "Client done.\n"));
+  return 0;
+}