From b1c5bf7185990c6a7a058a9fdbfab44c22d106b3 Mon Sep 17 00:00:00 2001
From: Francisco Paisana <francisco.paisana@softwareradiosystems.com>
Date: Thu, 16 Jan 2020 12:56:49 +0100
Subject: [PATCH] reverse addrv4 packing in s1ap

---
 srsenb/src/stack/upper/s1ap.cc | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/srsenb/src/stack/upper/s1ap.cc b/srsenb/src/stack/upper/s1ap.cc
index 315355df9..631863eca 100644
--- a/srsenb/src/stack/upper/s1ap.cc
+++ b/srsenb/src/stack/upper/s1ap.cc
@@ -993,7 +993,10 @@ bool s1ap::send_initial_ctxt_setup_response(uint16_t rnti, const asn1::s1ap::ini
     item.transport_layer_address.resize(32);
     uint8_t addr[4];
     inet_pton(AF_INET, args.gtp_bind_addr.c_str(), addr);
-    memcpy(item.transport_layer_address.data(), addr, 4);
+    for (uint32_t j = 0; j < 4; ++j) {
+      item.transport_layer_address.data()[j] = addr[3 - j];
+    }
+    //    memcpy(item.transport_layer_address.data(), addr, 4);
   }
 
   return sctp_send_s1ap_pdu(tx_pdu, rnti, "InitialContextSetupResponse");
@@ -1018,7 +1021,10 @@ bool s1ap::send_erab_setup_response(uint16_t rnti, const e_rab_setup_resp_s& res
       item.transport_layer_address.resize(32);
       uint8_t addr[4];
       inet_pton(AF_INET, args.gtp_bind_addr.c_str(), addr);
-      memcpy(item.transport_layer_address.data(), addr, 4);
+      for (uint32_t j = 0; j < 4; ++j) {
+        item.transport_layer_address.data()[j] = addr[3 - j];
+      }
+      //      memcpy(item.transport_layer_address.data(), addr, 4);
     }
   }