IE Network Instance encoding fix

src/pfcp/3gpp_29.244.hpp

@@ -33,6 +33,7 @@
 #include "logger.hpp"
 #include "msg_pfcp.hpp"
 #include "serializable.hpp"
+#include "string.hpp"
 
 #include <arpa/inet.h>
 #include <cstring>
@@ -868,11 +869,14 @@ class pfcp_fteid_ie : public pfcp_ie {
 class pfcp_network_instance_ie : public pfcp_ie {
  public:
   std::string network_instance;
+  std::string network_instance_dotted;
 
   //--------
   explicit pfcp_network_instance_ie(const pfcp::network_instance_t& b)
       : pfcp_ie(PFCP_IE_NETWORK_INSTANCE) {
     network_instance = b.network_instance;
+    util::string_to_dotted(network_instance, network_instance_dotted);
+    network_instance = network_instance_dotted;
     tlv.set_length(network_instance.size());
   }
   //--------

src/pfcp/CMakeLists.txt

@@ -23,6 +23,7 @@ include_directories(${SRC_TOP_DIR}/common)
 include_directories(${SRC_TOP_DIR}/itti)
 include_directories(${SRC_TOP_DIR}/common/msg)
 include_directories(${SRC_TOP_DIR}/common/utils)
+include_directories(${SRC_TOP_DIR}/common/utils/bstr)
 include_directories(${SRC_TOP_DIR}/oai_smf)
 include_directories(${SRC_TOP_DIR}/pfcp)
 include_directories(${SRC_TOP_DIR}/udp)