wip container typeslukeshu/9p-containers

1 files changed, 29 insertions, 0 deletions

diff --git a/lib9p/idl.gen b/lib9p/idl.gen
index e796855..3271bb4 100755
--- a/lib9p/idl.gen
+++ b/lib9p/idl.gen
@@ -266,6 +266,35 @@ enum {idprefix}version {{
                 ret += "};\n"
     ret += ifdef_pop(0)
 
+    ret += """
+/* container types ************************************************************/
+"""
+    ret += "\n"
+    ret += f"struct {idprefix}Tmsg {{\n"
+    ret += f"\tenum {idprefix}msg_type typ;\n"
+    ret += "\tunion {\n"
+    msgs = [msg for msg in typs if isinstance(msg, idl.Message) and msg.msgid % 2 == 0]
+    typewidth = max(len(c_typename(msg)) for msg in msgs)
+    for msg in msgs:
+        ret += ifdef_push(1, c_ver_ifdef(msg.in_versions))
+        ret += f"\t\t{c_typename(msg).ljust(typewidth)} {msg.name};\n"
+    ret += ifdef_pop(0)
+    ret += "\t} body;\n"
+    ret += "};\n"
+
+    ret += "\n"
+    ret += f"struct {idprefix}Rmsg {{\n"
+    ret += f"\tenum {idprefix}msg_type typ;\n"
+    ret += "\tunion {\n"
+    msgs = [msg for msg in typs if isinstance(msg, idl.Message) and msg.msgid % 2 == 1]
+    typewidth = max(len(c_typename(msg)) for msg in msgs)
+    for msg in msgs:
+        ret += ifdef_push(1, c_ver_ifdef(msg.in_versions))
+        ret += f"\t\t{c_typename(msg).ljust(typewidth)} {msg.name};\n"
+    ret += ifdef_pop(0)
+    ret += "\t} body;\n"
+    ret += "};\n"
+
     return ret