From cf25cadc3c5d0f68541a7177f9b636c6ae88e22c Mon Sep 17 00:00:00 2001
From: Paul Kronenwetter <kronenpj@gmail.com>
Date: Fri, 21 Oct 2022 15:59:26 -0400
Subject: [PATCH] Suggested identification frame

---
 tnc/data_handler.py | 9 +++++++++
 tnc/static.py       | 1 +
 2 files changed, 10 insertions(+)

diff --git a/tnc/data_handler.py b/tnc/data_handler.py
index 69bf2bcc..eada4b45 100644
--- a/tnc/data_handler.py
+++ b/tnc/data_handler.py
@@ -412,6 +412,15 @@ class DATA:
         json_data_out = json.dumps(jsondata)
         sock.SOCKET_QUEUE.put(json_data_out)
 
+    def send_ident_frame(self) -> None:
+        """Build and send IDENT frame """
+        ident_frame = bytearray(self.length_sig1_frame)
+        ident_frame[:1] = bytes([FR_TYPE.IDENT.value])
+        ident_frame[1:self.length_sig1_frame] = self.mycallsign
+
+        # Transmit frame
+        self.enqueue_frame_for_tx(ident_frame, c2_mode=FREEDV_MODE.datac0.value)
+
     def send_burst_ack_frame(self, snr) -> None:
         """Build and send ACK frame for burst DATA frame"""
         ack_frame = bytearray(self.length_sig1_frame)
diff --git a/tnc/static.py b/tnc/static.py
index 86f44ea7..70559f84 100644
--- a/tnc/static.py
+++ b/tnc/static.py
@@ -149,4 +149,5 @@ class FRAME_TYPE(Enum):
     ARQ_DC_OPEN_ACK_N = 228
     ARQ_STOP = 249
     BEACON = 250
+    IDENT = 254
     TEST_FRAME = 255