netdev - [RFC net-next 2/4] tools/net/ynl: Extract message encoding into _encode

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Message-ID: <20240225174619.18990-3-donald.hunter@gmail.com>
Date: Sun, 25 Feb 2024 17:46:17 +0000
From: Donald Hunter <donald.hunter@...il.com>
To: netdev@...r.kernel.org,
	Jakub Kicinski <kuba@...nel.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Paolo Abeni <pabeni@...hat.com>,
	Jacob Keller <jacob.e.keller@...el.com>,
	Jiri Pirko <jiri@...nulli.us>,
	Stanislav Fomichev <sdf@...gle.com>
Cc: donald.hunter@...hat.com,
	Donald Hunter <donald.hunter@...il.com>
Subject: [RFC net-next 2/4] tools/net/ynl: Extract message encoding into _encode_message()

Make the message encoding a separate method so that it can be reused for
encoding batch messages.

Signed-off-by: Donald Hunter <donald.hunter@...il.com>
---
 tools/net/ynl/lib/ynl.py | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/tools/net/ynl/lib/ynl.py b/tools/net/ynl/lib/ynl.py
index ac55aa5a3083..c6fc9588c235 100644
--- a/tools/net/ynl/lib/ynl.py
+++ b/tools/net/ynl/lib/ynl.py
@@ -831,6 +831,16 @@ class YnlFamily(SpecFamily):
 
       return op['do']['request']['attributes'].copy()
 
+    def _encode_message(self, op, vals, nl_flags, req_seq):
+        msg = self.nlproto.message(nl_flags, op.req_value, 1, req_seq)
+        if op.fixed_header:
+            msg += self._encode_struct(op.fixed_header, vals)
+        search_attrs = SpaceAttrs(op.attr_set, vals)
+        for name, value in vals.items():
+            msg += self._add_attr(op.attr_set.name, name, value, search_attrs)
+        msg = _genl_msg_finalize(msg)
+        return msg
+
     def _op(self, method, vals, flags=None, dump=False):
         op = self.ops[method]
 
@@ -841,13 +851,7 @@ class YnlFamily(SpecFamily):
             nl_flags |= Netlink.NLM_F_DUMP
 
         req_seq = random.randint(1024, 65535)
-        msg = self.nlproto.message(nl_flags, op.req_value, 1, req_seq)
-        if op.fixed_header:
-            msg += self._encode_struct(op.fixed_header, vals)
-        search_attrs = SpaceAttrs(op.attr_set, vals)
-        for name, value in vals.items():
-            msg += self._add_attr(op.attr_set.name, name, value, search_attrs)
-        msg = _genl_msg_finalize(msg)
+        msg = self._encode_message(op, vals, nl_flags, req_seq)
 
         self.sock.send(msg, 0)
 
-- 
2.42.0