emacs-skeleton: improve generated .api files

Type cleanups:
  s/u8/bool/ for "enable_disable"
  s/u32/vl_api_interface_index_t/ for "sw_if_index"

Add an API version stamp.
Add a doxygen tag for the binary API.
Add Apache-2 licence text.

Change-Id: I2fa168336efb0f1d9b9b6dec945589cbc5fd5595
Signed-off-by: Dave Barach <dave@barachs.net>

1 files changed, 40 insertions, 13 deletions

diff --git a/extras/emacs/plugin-api-skel.el b/extras/emacs/plugin-api-skel.el
index 74519e70d83..f776ce2a44c 100644
--- a/extras/emacs/plugin-api-skel.el
+++ b/extras/emacs/plugin-api-skel.el
@@ -21,10 +21,45 @@ nil
 '(if (not (boundp 'plugin-name))
      (setq plugin-name (read-string "Plugin name: ")))
 '(setq PLUGIN-NAME (upcase plugin-name))
-"
-/* Define a simple enable-disable binary API to control the feature */
+"/*
+ * " plugin-name ".api - binary API skeleton
+ *
+ * Copyright (c) <current-year> <your-organization>
+ * Licensed under the Apache License, Version 2.0 (the \"License\");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an \"AS IS\" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
-define " plugin-name "_enable_disable {
+/**
+ * @file " plugin-name ".api
+ * @brief VPP control-plane API messages.
+ *
+ * This file defines VPP control-plane binary API messages which are generally
+ * called through a shared memory interface.
+ */
+
+/* Version and type recitations */
+
+option version = \"0.1.0\";
+import \"vnet/interface_types.api\";
+
+
+/** @brief API to enable / disable " plugin-name " on an interface
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param enable_disable - 1 to enable, 0 to disable the feature
+    @param sw_if_index - interface handle
+*/
+
+autoreply define " plugin-name "_enable_disable {
     /* Client identifier, set from api_main.my_client_index */
     u32 client_index;
 
@@ -32,17 +67,9 @@ define " plugin-name "_enable_disable {
     u32 context;
 
     /* Enable / disable the feature */
-    u8 enable_disable;
+    bool enable_disable;
 
     /* Interface handle */
-    u32 sw_if_index;
-};
-
-define " plugin-name "_enable_disable_reply {
-    /* From the request */
-    u32 context;
-
-    /* Return value, zero means all OK */
-    i32 retval;
+    vl_api_interface_index_t sw_if_index;
 };
 ")