From 9302cfea9ded05f01fb84a77d248b8787ec2cac5 Mon Sep 17 00:00:00 2001
From: Neale Ranns <neale@graphiant.com>
Date: Tue, 2 Feb 2021 09:21:52 +0000
Subject: vppapigen: Support an 'autoendian' keyword for message definitions in
 .api files

Type: feature

Make the auto-endian nature explicit, rather than hidden in the x_api.c
file.

Signed-off-by: Neale Ranns <neale@graphiant.com>
Change-Id: Ibe647117ceeaf6f99a38a96576a5a41a3cbb1615
---
 src/tools/vppapigen/vppapigen.py   |  5 +++++
 src/tools/vppapigen/vppapigen_c.py | 10 ++++++----
 2 files changed, 11 insertions(+), 4 deletions(-)

(limited to 'src/tools')

diff --git a/src/tools/vppapigen/vppapigen.py b/src/tools/vppapigen/vppapigen.py
index eabf8f0644d..7c596967cfb 100755
--- a/src/tools/vppapigen/vppapigen.py
+++ b/src/tools/vppapigen/vppapigen.py
@@ -64,6 +64,7 @@ class VPPAPILexer(object):
         'manual_endian': 'MANUAL_ENDIAN',
         'dont_trace': 'DONT_TRACE',
         'autoreply': 'AUTOREPLY',
+        'autoendian': 'AUTOENDIAN',
         'option': 'OPTION',
         'u8': 'U8',
         'u16': 'U16',
@@ -308,6 +309,7 @@ class Define(Processable):
         self.manual_print = False
         self.manual_endian = False
         self.autoreply = False
+        self.autoendian = 0
         self.options = {}
         for f in flags:
             if f == 'dont_trace':
@@ -318,6 +320,8 @@ class Define(Processable):
                 self.manual_endian = True
             elif f == 'autoreply':
                 self.autoreply = True
+            elif f == 'autoendian':
+                self.autoendian = 1
 
         remove = []
         for b in block:
@@ -768,6 +772,7 @@ class VPPAPIParser(object):
                 | MANUAL_ENDIAN
                 | DONT_TRACE
                 | TYPEONLY
+                | AUTOENDIAN
                 | AUTOREPLY'''
         if len(p) == 1:
             return
diff --git a/src/tools/vppapigen/vppapigen_c.py b/src/tools/vppapigen/vppapigen_c.py
index 0727619a803..0ded2af7a52 100644
--- a/src/tools/vppapigen/vppapigen_c.py
+++ b/src/tools/vppapigen/vppapigen_c.py
@@ -1329,8 +1329,9 @@ def generate_c_boilerplate(services, defines, counters, file_crc,
               '   .cleanup = vl_noop_handler,\n'
               '   .endian = vl_api_{n}_t_endian,\n'
               '   .print = vl_api_{n}_t_print,\n'
-              '   .is_autoendian = 0}};\n'
-              .format(n=s.caller, ID=s.caller.upper()))
+              '   .is_autoendian = {auto}}};\n'
+              .format(n=s.caller, ID=s.caller.upper(),
+                      auto=d.autoendian))
         write('   vl_msg_api_config (&c);\n')
         try:
             d = define_hash[s.reply]
@@ -1341,8 +1342,9 @@ def generate_c_boilerplate(services, defines, counters, file_crc,
                   '  .cleanup = vl_noop_handler,\n'
                   '  .endian = vl_api_{n}_t_endian,\n'
                   '  .print = vl_api_{n}_t_print,\n'
-                  '  .is_autoendian = 0}};\n'
-                  .format(n=s.reply, ID=s.reply.upper()))
+                  '  .is_autoendian = {auto}}};\n'
+                  .format(n=s.reply, ID=s.reply.upper(),
+                          auto=d.autoendian))
             write('   vl_msg_api_config (&c);\n')
         except KeyError:
             pass
-- 
cgit 1.2.3-korg