'''Generate header file for nanopb from a ProtoBuf FileDescriptorSet.'''
-nanopb_version = "nanopb-0.1.7"
+nanopb_version = "nanopb-0.1.9-dev"
try:
import google.protobuf.descriptor_pb2 as descriptor
else:
raise ValueError("Name parts should be of type str")
+ def __eq__(self, other):
+ return isinstance(other, Names) and self.parts == other.parts
+
def names_from_type_name(type_name):
'''Parse Names() from FieldDescriptorProto type_name'''
if type_name[0] != '.':
def __init__(self, names, desc, enum_options):
'''desc is EnumDescriptorProto'''
+ self.options = enum_options
+ self.names = names + desc.name
+
if enum_options.long_names:
- self.names = names + desc.name
+ self.values = [(self.names + x.name, x.number) for x in desc.value]
else:
- self.names = names
+ self.values = [(names + x.name, x.number) for x in desc.value]
- self.values = [(self.names + x.name, x.number) for x in desc.value]
+ self.value_longnames = [self.names + x.name for x in desc.value]
def __str__(self):
result = 'typedef enum _%s {\n' % self.names
message_options = get_nanopb_suboptions(message, file_options)
messages.append(Message(names, message, message_options))
for enum in message.enum_type:
- enums.append(Enum(names, enum, message_options))
+ enum_options = get_nanopb_suboptions(enum, message_options)
+ enums.append(Enum(names, enum, enum_options))
+
+ # Fix field default values where enum short names are used.
+ for enum in enums:
+ if not enum.options.long_names:
+ for message in messages:
+ for field in message.fields:
+ if field.default in enum.value_longnames:
+ idx = enum.value_longnames.index(field.default)
+ field.default = enum.values[idx][0]
return enums, messages
worst = 0
worst_field = ''
checks = []
+ checks_msgnames = []
for msg in messages:
+ checks_msgnames.append(msg.name)
for field in msg.fields:
status = field.largest_field_value()
if isinstance(status, (str, unicode)):
yield '#error Field descriptor for %s is too large. Define PB_FIELD_16BIT to fix this.\n' % worst_field
else:
assertion = ' && '.join(str(c) + ' < 256' for c in checks)
- yield 'STATIC_ASSERT((%s), YOU_MUST_DEFINE_PB_FIELD_16BIT)\n' % assertion
+ msgs = '_'.join(str(n) for n in checks_msgnames)
+ yield 'STATIC_ASSERT((%s), YOU_MUST_DEFINE_PB_FIELD_16BIT_FOR_MESSAGES_%s)\n'%(assertion,msgs)
yield '#endif\n\n'
if worst > 65535 or checks:
yield '#error Field descriptor for %s is too large. Define PB_FIELD_32BIT to fix this.\n' % worst_field
else:
assertion = ' && '.join(str(c) + ' < 65536' for c in checks)
- yield 'STATIC_ASSERT((%s), YOU_MUST_DEFINE_PB_FIELD_32BIT)\n' % assertion
+ msgs = '_'.join(str(n) for n in checks_msgnames)
+ yield 'STATIC_ASSERT((%s), YOU_MUST_DEFINE_PB_FIELD_32BIT_FOR_MESSAGES_%s)\n'%(assertion,msgs)
yield '#endif\n'
yield '\n#ifdef __cplusplus\n'