HTTP packet fragmentation support

Packet++/CMakeLists.txt

@@ -15,6 +15,7 @@ add_library(
   src/GreLayer.cpp
   src/GtpLayer.cpp
   src/HttpLayer.cpp
+  src/HttpReassembly.cpp
   src/IcmpLayer.cpp
   src/IcmpV6Layer.cpp
   src/IgmpLayer.cpp
@@ -79,6 +80,7 @@ set(public_headers
     header/GreLayer.h
     header/GtpLayer.h
     header/HttpLayer.h
+    header/HttpReassembly.h
     header/IcmpLayer.h
     header/IcmpV6Layer.h
     header/IgmpLayer.h

Packet++/header/HttpReassembly.h

@@ -0,0 +1,18 @@
+#ifndef PACKETPP_HTTP_REASSEMBLY
+#define PACKETPP_HTTP_REASSEMBLY
+
+/**
+ * @file
+ * This file includes an implementation of HTTP/1.x reassembly mechanism.
+ */
+
+/**
+ * @namespace pcpp
+ * @brief The main namespace for the PcapPlusPlus lib
+ */
+namespace pcpp
+{
+
+}
+
+#endif /* PACKETPP_HTTP_REASSEMBLY */

Packet++/src/HttpReassembly.cpp

@@ -0,0 +1,6 @@
+#include "HttpReassembly.h"
+
+namespace pcpp
+{
+
+}

Tests/Packet++Test/Tests/HttpTests.cpp

@@ -506,3 +506,35 @@ PTF_TEST_CASE(HttpMalformedResponseTest)
 		index++;
 	}
 } // HttpMalformedResponseTest
+
+
+
+/// Tests HTTP packet reassembly
+PTF_TEST_CASE(HttpReassemblyTest)
+{
+	timeval time;
+	gettimeofday(&time, nullptr);
+
+	READ_FILE_AND_CREATE_PACKET(1, "PacketExamples/Http1xFrag1.dat");
+	READ_FILE_AND_CREATE_PACKET(2, "PacketExamples/Http1xFrag2.dat");
+	READ_FILE_AND_CREATE_PACKET(3, "PacketExamples/Http1xFrag3.dat");
+
+	pcpp::Packet frag1(&rawPacket1);
+	pcpp::Packet frag2(&rawPacket2);
+	pcpp::Packet frag3(&rawPacket3);
+
+	PTF_ASSERT_TRUE(frag1.isPacketOfType(pcpp::HTTPResponse));
+	pcpp::HttpResponseLayer* responseLayer1 = frag1.getLayerOfType<pcpp::HttpResponseLayer>();
+	PTF_ASSERT_NOT_NULL(responseLayer1);
+	responseLayer1->isHeaderComplete();
+
+	PTF_ASSERT_TRUE(frag2.isPacketOfType(pcpp::HTTPResponse));
+	pcpp::HttpResponseLayer* responseLayer2 = frag2.getLayerOfType<pcpp::HttpResponseLayer>();
+	PTF_ASSERT_NOT_NULL(responseLayer2);
+
+	PTF_ASSERT_TRUE(frag3.isPacketOfType(pcpp::HTTPResponse));
+	pcpp::HttpResponseLayer* responseLayer3 = frag3.getLayerOfType<pcpp::HttpResponseLayer>();
+	PTF_ASSERT_NOT_NULL(responseLayer3);
+
+	PTF_ASSERT_TRUE(true);
+} // HttpReassemblyTest