- support nested VLANs + fix few clang warnings

src/engine/helper/HL_NetworkFrame.cpp

@@ -25,10 +25,15 @@ NetworkFrame::PacketData NetworkFrame::GetUdpPayloadForEthernet(NetworkFrame::Pa
     uint16_t proto = 0;
     if (ethernet->mEtherType == 129)
     {
-        const VlanHeader* vlan = reinterpret_cast<const VlanHeader*>(packet.mData);
-        packet.mData += sizeof(VlanHeader);
-        packet.mLength -= sizeof(VlanHeader);
-        proto = ntohs(vlan->mData);
+        // Skip 1 or more VLAN headers
+        do
+        {
+            const VlanHeader* vlan = reinterpret_cast<const VlanHeader*>(packet.mData);
+            packet.mData += sizeof(VlanHeader);
+            packet.mLength -= sizeof(VlanHeader);
+            proto = ntohs(vlan->mData);
+        }
+        while (proto == 0x8100);
     }
 
     // Skip MPLS headers

src/engine/helper/HL_Rtp.cpp

@@ -245,6 +245,17 @@ std::string MediaStreamId::getFinishDescription() const
     return oss.str();
 }
 
+MediaStreamId& MediaStreamId::operator = (const MediaStreamId& src)
+{
+    this->mDestination = src.mDestination;
+    this->mSource = src.mSource;
+    this->mLinkId = src.mLinkId;
+    this->mSSRC = src.mSSRC;
+    this->mSsrcIsId = src.mSsrcIsId;
+
+    return *this;
+}
+
 std::ostream& operator << (std::ostream& output, const MediaStreamId& id)
 {
     return (output << id.toString());

src/engine/helper/HL_Rtp.h

@@ -85,6 +85,7 @@ struct MediaStreamId
     std::string toString() const;
     std::string getDetectDescription() const;
     std::string getFinishDescription() const;
+    MediaStreamId& operator = (const MediaStreamId& src);
 };
 
 std::ostream& operator << (std::ostream& output, const MediaStreamId& id);