From 9b5dad36648022a1d78f4060a30edc0fb8e32001 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Wed, 21 Feb 2018 16:10:36 +0100
Subject: Check Linkage set key service on startup

---
 src/MuxElements.cpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'src/MuxElements.cpp')

diff --git a/src/MuxElements.cpp b/src/MuxElements.cpp
index 954e712..ef04507 100644
--- a/src/MuxElements.cpp
+++ b/src/MuxElements.cpp
@@ -650,6 +650,27 @@ const string dabEnsemble::get_parameter(const string& parameter) const
     return ss.str();
 }
 
+bool dabEnsemble::validate_linkage_sets()
+{
+    for (const auto& ls : linkagesets) {
+        const std::string keyserviceuid = ls->keyservice;
+        const auto& keyservice = std::find_if(
+                services.cbegin(),
+                services.cend(),
+                [&](const std::shared_ptr<DabService>& srv) {
+                    return srv->uid == keyserviceuid;
+                });
+
+        if (keyservice == services.end()) {
+            etiLog.log(error, "Invalid key service %s in linkage set 0x%04x",
+                    keyserviceuid.c_str(), ls->lsn);
+            return false;
+        }
+    }
+
+    return true;
+}
+
 unsigned short DabSubchannel::getSizeCu() const
 {
     if (protection.form == UEP) {
-- 
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