From 0ba33a5bc4b5fc1d52228b8abb941004bb1a931f Mon Sep 17 00:00:00 2001
From: Roman Zeyde <roman.zeyde@gmail.com>
Date: Tue, 18 Oct 2016 12:08:28 +0300
Subject: [PATCH] gpg: document agent responses

---
 trezor_agent/gpg/agent.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/trezor_agent/gpg/agent.py b/trezor_agent/gpg/agent.py
index 60d1ca1..786b966 100644
--- a/trezor_agent/gpg/agent.py
+++ b/trezor_agent/gpg/agent.py
@@ -104,7 +104,7 @@ def handle_connection(conn):
     keygrip = None
     digest = None
     algo = None
-    version = keyring.gpg_version()
+    version = keyring.gpg_version()  # "Clone" existing GPG version
 
     keyring.sendline(conn, b'OK')
     for line in keyring.iterlines(conn):
@@ -116,7 +116,7 @@ def handle_connection(conn):
         elif command == b'GETINFO':
             keyring.sendline(conn, b'D ' + version)
         elif command == b'AGENT_ID':
-            keyring.sendline(conn, b'D TREZOR')
+            keyring.sendline(conn, b'D TREZOR')  # "Fake" agent ID
         elif command in {b'SIGKEY', b'SETKEY'}:
             keygrip, = args
         elif command == b'SETHASH':