[GNUnet-SVN] r3043 - GNUnet/src/util/network

[grothoff]

Author: grothoff
Date: 2006-06-24 18:28:21 -0700 (Sat, 24 Jun 2006)
New Revision: 3043

Added:
   GNUnet/src/util/network/daemon.c
Log:
forgotten

Added: GNUnet/src/util/network/daemon.c
===================================================================
--- GNUnet/src/util/network/daemon.c    2006-06-25 00:37:02 UTC (rev 3042)
+++ GNUnet/src/util/network/daemon.c    2006-06-25 01:28:21 UTC (rev 3043)
@@ -0,0 +1,103 @@
+/*
+     This file is part of GNUnet.
+     (C) 2005 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 2, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @file src/util/network/daemon.c
+ * @brief code for client-gnunetd interaction (stop, check running)
+ * @author Christian Grothoff
+ */
+
+#include "platform.h"
+#include "gnunet_util_network.h"
+#include "gnunet_protocols.h"
+#include "gnunet_util_threads.h"
+
+int connection_test_running(struct GE_Context * ectx,
+                           struct GC_Configuration * cfg) {
+  struct ClientServerConnection * sock;
+  MESSAGE_HEADER csHdr;
+  int ret;
+
+  sock = daemon_connection_create(ectx, cfg);
+  if (sock == NULL) 
+    return SYSERR;
+  csHdr.size
+    = htons(sizeof(MESSAGE_HEADER));
+  csHdr.type
+    = htons(CS_PROTO_traffic_COUNT);
+  if (SYSERR == connection_write(sock,
+                                &csHdr,
+                                YES)) {
+    connection_destroy(sock);
+    return SYSERR;
+  }
+  if (SYSERR == connection_read_result(sock,
+                                      &ret)) {
+    connection_destroy(sock);
+    return SYSERR;
+  }
+  connection_destroy(sock);
+  return OK;
+}
+
+int connection_request_shutdown(struct ClientServerConnection * sock) {
+  MESSAGE_HEADER csHdr;
+  int ret;
+
+  csHdr.size
+    = htons(sizeof(MESSAGE_HEADER));
+  csHdr.type
+    = htons(CS_PROTO_SHUTDOWN_REQUEST);
+  if (SYSERR == connection_write(sock,
+                                &csHdr,
+                                YES)) {
+    connection_close_temporarily(sock);
+    return SYSERR;
+  }
+  if (SYSERR == connection_read_result(sock,
+                                      &ret)) {
+    connection_close_temporarily(sock);
+    return SYSERR;
+  }
+  return ret;
+}
+
+/**
+ * Wait until the gnunet daemon is
+ * running.
+ *
+ * @param timeout how long to wait at most
+ * @return OK if gnunetd is now running
+ */
+int connection_wait_for_running(struct GE_Context * ectx,
+                               struct GC_Configuration * cfg,
+                               cron_t timeout) {
+  timeout += get_time();
+  while (OK != connection_test_running(ectx,
+                                      cfg)) {
+    PTHREAD_SLEEP(100 * cronMILLIS);
+    if (timeout < get_time())
+      return connection_test_running(ectx,
+                                    cfg);
+  }
+  return OK;
+}
+
+/* end of daemon.c */