1 files changed, 8 insertions, 1 deletions
diff --git a/lib9p/idl.gen b/lib9p/idl.gen
index 7c79a28..f154cb1 100755
--- a/lib9p/idl.gen
+++ b/lib9p/idl.gen
@@ -183,6 +183,10 @@ def gen_h(versions: set[str], typs: list[idl.Type]) -> str:
 #include <stdint.h> /* for uint{{n}}_t types */
 """
 
+    id2typ: dict[int, idl.Message] = {}
+    for msg in [msg for msg in typs if isinstance(msg, idl.Message)]:
+        id2typ[msg.msgid] = msg
+
     ret += f"""
 /* config *********************************************************************/
 
@@ -216,7 +220,10 @@ enum {idprefix}version {{
 """
     ret += f"enum {idprefix}msg_type {{ /* uint8_t */\n"
     namewidth = max(len(msg.name) for msg in typs if isinstance(msg, idl.Message))
-    for msg in [msg for msg in typs if isinstance(msg, idl.Message)]:
+    for n in range(0x100):
+        if n not in id2typ:
+            continue
+        msg = id2typ[n]
         ret += ifdef_push(1, c_ver_ifdef(msg.in_versions))
         ret += f"\t{idprefix.upper()}TYP_{msg.name.ljust(namewidth)} = {msg.msgid},\n"
     ret += ifdef_pop(0)