From 2bf718b62f051c0f563fa8ad1d95351b68c5315b Mon Sep 17 00:00:00 2001
From: Klaus Schmidinger <vdr@tvdr.de>
Date: Mon, 5 Jan 2004 14:30:31 +0100
Subject: Enhanced the SDT filter to handle multi part sections

---
 filter.c | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

(limited to 'filter.c')

diff --git a/filter.c b/filter.c
index 668b7d3a..56054d36 100644
--- a/filter.c
+++ b/filter.c
@@ -4,12 +4,39 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: filter.c 1.1 2003/12/21 15:26:16 kls Exp $
+ * $Id: filter.c 1.2 2004/01/05 14:30:00 kls Exp $
  */
 
 #include "filter.h"
 #include "sections.h"
 
+// --- cSectionSyncer --------------------------------------------------------
+
+cSectionSyncer::cSectionSyncer(void)
+{
+  Reset();
+}
+
+void cSectionSyncer::Reset(void)
+{
+  lastVersion = 0xFF;
+  synced = false;
+}
+
+bool cSectionSyncer::Sync(uchar Version, int Number, int LastNumber)
+{
+  if (Version == lastVersion)
+     return false;
+  if (!synced) {
+     if (Number != 0)
+        return false; // sync on first section
+     synced = true;
+     }
+  if (Number == LastNumber)
+     lastVersion = Version;
+  return synced;
+}
+
 // --- cFilterData -----------------------------------------------------------
 
 cFilterData::cFilterData(void)
-- 
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