message: Log original message type of unknown payloads

diff --git a/src/libcharon/encoding/message.c b/src/libcharon/encoding/message.c
index 478f531..925a5b2 100644 (file)
--- a/src/libcharon/encoding/message.c
+++ b/src/libcharon/encoding/message.c
@@ -1447,6 +1447,19 @@ static char* get_string(private_message_t *this, char *buf, int len)
                        pos += written;
                        len -= written;
                }
+               if (payload->get_type(payload) == PL_UNKNOWN)
+               {
+                       unknown_payload_t *unknown;
+
+                       unknown = (unknown_payload_t*)payload;
+                       written = snprintf(pos, len, "(%d)", unknown->get_type(unknown));
+                       if (written >= len || written < 0)
+                       {
+                               return buf;
+                       }
+                       pos += written;
+                       len -= written;
+               }
        }
        enumerator->destroy(enumerator);