From fafc0d68eef9c9381b1a3d8e160aad9eeb8540a7 Mon Sep 17 00:00:00 2001
From: MarcoFalke <*~=`'#}+{/-|&$^_@721217.xyz>
Date: Tue, 12 Dec 2023 19:44:18 +0100
Subject: [PATCH] test: Use int from_bytes and to_bytes over struct packing

This is done in prepration for the scripted diff, which can not deal
with the 0 literal int.
---
 test/functional/test_framework/messages.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/functional/test_framework/messages.py b/test/functional/test_framework/messages.py
index 1e15113d88..c5050c0e6a 100755
--- a/test/functional/test_framework/messages.py
+++ b/test/functional/test_framework/messages.py
@@ -399,12 +399,12 @@ class CBlockLocator:
         self.vHave = []
 
     def deserialize(self, f):
-        struct.unpack("<i", f.read(4))[0]  # Ignore version field.
+        int.from_bytes(f.read(4), "little", signed=True)  # Ignore version field.
         self.vHave = deser_uint256_vector(f)
 
     def serialize(self):
         r = b""
-        r += struct.pack("<i", 0)  # Bitcoin Core ignores version field. Set it to 0.
+        r += (0).to_bytes(4, "little", signed=True)  # Bitcoin Core ignores the version field. Set it to 0.
         r += ser_uint256_vector(self.vHave)
         return r