code cleanup: split capture_sync from capture.c into it's own file.

That's the part used, when "Update list of packets in real time" is used while capturing.

svn path=/trunk/; revision=12445

1 files changed, 76 insertions, 0 deletions

diff --git a/capture_sync.h b/capture_sync.h
new file mode 100644
index 0000000000..b82fcd4b4b
--- /dev/null
+++ b/capture_sync.h
@@ -0,0 +1,76 @@
+/* capture_sync.h
+ * Synchronisation between Ethereal capture parent and child instances
+ *
+ * $Id$
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program 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
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+
+/** @file
+ *  
+ *  Sync mode capture (internal interface).
+ *
+ *  Will start a new Ethereal instance which will do the actual capture work.
+ *  This is only used, if the "Update list of packets in real time" option is 
+ *  used.
+ */
+
+#ifndef __CAPTURE_SYNC_H__
+#define __CAPTURE_SYNC_H__
+
+/** 
+ * Start a new synced capture session.
+ *  Create a capture child which is doing the real capture work.
+ *
+ *  Most of the parameters are passed through the global capture_opts.
+ *
+ *  @param is_tempfile  TRUE if the current cfile is a tempfile
+ *  @return             TRUE if a capture could be started, FALSE if not
+ */
+extern gboolean 
+sync_pipe_do_capture(gboolean is_tempfile);
+
+/** User wants to stop capturing, gracefully close the capture child */
+extern void
+sync_pipe_stop(void);
+
+/** We want to stop the program, just kill the child as soon as possible */
+extern void
+sync_pipe_kill(void);
+
+
+/** the child will immediately start capturing, notify the parent */
+extern void
+sync_pipe_capstart_to_parent(void);
+
+/** the child captured some new packets, notify the parent */
+extern void
+sync_pipe_packet_count_to_parent(int packet_count);
+
+/** the child stopped capturing, notify the parent */
+extern void
+sync_pipe_drops_to_parent(int drops);
+
+/** the child encountered an error, notify the parent */
+extern void 
+sync_pipe_errmsg_to_parent(const char *errmsg);
+
+
+#endif /* capture_sync.h */