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-rw-r--r--generator/nanopb_generator.py11
1 files changed, 11 insertions, 0 deletions
diff --git a/generator/nanopb_generator.py b/generator/nanopb_generator.py
index 3529a346..bd365dfd 100644
--- a/generator/nanopb_generator.py
+++ b/generator/nanopb_generator.py
@@ -235,6 +235,11 @@ class Field:
else:
return 'const %s %s_default%s = %s;' % (ctype, self.struct_name + self.name, array_decl, default)
+ def tags(self):
+ '''Return the #define for the tag number of this field.'''
+ identifier = '%s_%s_tag' % (self.struct_name, self.name)
+ return '#define %-40s %d\n' % (identifier, self.tag)
+
def pb_field_t(self, prev_field_name):
'''Return the pb_field_t initializer to use in the constant array.
prev_field_name is the name of the previous field or None.
@@ -490,6 +495,12 @@ def generate_header(dependencies, headername, enums, messages, options):
yield msg.default_decl(True)
yield '\n'
+ yield '/* Field tags (for use in manual encoding/decoding) */\n'
+ for msg in sort_dependencies(messages):
+ for field in msg.fields:
+ yield field.tags()
+ yield '\n'
+
yield '/* Struct field encoding specification for nanopb */\n'
for msg in messages:
yield msg.fields_declaration() + '\n'