From 9a13903a2f7d3a65fdf15a65fb59cccd622e2066 Mon Sep 17 00:00:00 2001
From: Livio Recchia <recchialivio@libero.it>
Date: Mon, 10 Feb 2020 23:06:34 +0100
Subject: Initial commit

---
 external/construct/protocols/layer2/mtp2.py | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 external/construct/protocols/layer2/mtp2.py

(limited to 'external/construct/protocols/layer2/mtp2.py')

diff --git a/external/construct/protocols/layer2/mtp2.py b/external/construct/protocols/layer2/mtp2.py
new file mode 100644
index 0000000..1cbe3a0
--- /dev/null
+++ b/external/construct/protocols/layer2/mtp2.py
@@ -0,0 +1,21 @@
+"""
+Message Transport Part 2 (SS7 protocol stack)
+(untested)
+"""
+from construct import *
+
+
+mtp2_header = BitStruct("mtp2_header",
+    Octet("flag1"),
+    Bits("bsn", 7),
+    Bit("bib"),
+    Bits("fsn", 7),
+    Bit("sib"),
+    Octet("length"),
+    Octet("service_info"),
+    Octet("signalling_info"),
+    Bits("crc", 16),
+    Octet("flag2"),
+)
+
+
-- 
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