drop PDCP SDU that do not pass integrity check

6 years ago · 8a869d83f2
parent 716b028023
commit 8a869d83f2
1 changed files with 6 additions and 2 deletions
--- a/lib/src/upper/pdcp_entity.cc
+++ b/lib/src/upper/pdcp_entity.cc
@ -214,10 +214,13 @@ void pdcp_entity::write_pdu(byte_buffer_t *pdu)
      }

      if (do_integrity) {
-        integrity_verify(pdu->msg,
+        if (not integrity_verify(pdu->msg,
                         rx_count,
                         pdu->N_bytes - 4,
-                         &(pdu->msg[pdu->N_bytes - 4]));
+                         &(pdu->msg[pdu->N_bytes - 4]))) {
+          log->error_hex(pdu->msg, pdu->N_bytes, "RX %s PDU SN: %d", rrc->get_rb_name(lcid).c_str(), sn);
+          goto exit;
+        }
      }

      pdcp_unpack_control_pdu(pdu, &sn);
@ -226,6 +229,7 @@ void pdcp_entity::write_pdu(byte_buffer_t *pdu)
    // pass to RRC
    rrc->write_pdu(lcid, pdu);
  }
+exit:
  rx_count++;
 }