def get_args(t, filter):
- arg_list = []
+ arg_names = []
+ arg_types = []
for i in t:
if is_crc(i):
continue
if not filter(i[1]):
continue
- arg_list.append(i[1])
- return arg_list
+ arg_types.append(i[0])
+ arg_names.append(i[1])
+ return arg_types, arg_names
def get_types(t, filter):
# For replies include all the arguments except message_id
if util.is_reply(java_name):
types, lengths, crc = get_types(a[1:], is_response_field)
+ args = get_args(a[1:], is_response_field)
func_name[a[0]] = dict(
[('name', a[0]), ('java_name', java_name),
- ('args', get_args(a[1:], is_response_field)), ('full_args', get_args(a[1:], lambda x: True)),
+ ('args', args[1]), ('arg_types', args[0]),
('types', types), ('lengths', lengths), crc])
# For requests skip message_id, client_id and context
else:
types, lengths, crc = get_types(a[1:], is_request_field)
+ args = get_args(a[1:], is_request_field)
func_name[a[0]] = dict(
[('name', a[0]), ('java_name', java_name),
- ('args', get_args(a[1:], is_request_field)), ('full_args', get_args(a[1:], lambda x: True)),
+ ('args', args[1]), ('arg_types', args[0]),
('types', types), ('lengths', lengths), crc])
# Indexed by name
}
-def jni_request_binding_for_type(field_type, c_name, field_reference_name, field_name, field_length,
- is_variable_len_array, object_name="request"):
+def jni_request_identifiers_for_type(field_type, field_reference_name, field_name, object_name="request"):
"""
- Generates jni code that initializes C structure that corresponds to a field of java object
+ Generates jni code that defines C variable corresponding to field of java object
(dto or custom type). To be used in request message handlers.
:param field_type: type of the field to be initialized (as defined in vpe.api)
- :param c_name: name of the message struct member to be initialized
:param field_reference_name: name of the field reference in generated code
:param field_name: name of the field (camelcase)
- :param field_length: integer or name of variable that stores field length
:param object_name: name of the object to be initialized
"""
# field identifiers
jni_getter = util.jni_field_accessors[field_type]
# field identifier
- msg_initialization = request_field_identifier_template.substitute(
+ return request_field_identifier_template.substitute(
jni_type=jni_type,
field_reference_name=field_reference_name,
field_name=field_name,
jni_getter=jni_getter,
object_name=object_name)
+
+def jni_request_binding_for_type(field_type, c_name, field_reference_name, field_length, is_variable_len_array):
+ """
+ Generates jni code that initializes C structure that corresponds to a field of java object
+ (dto or custom type). To be used in request message handlers.
+ :param field_type: type of the field to be initialized (as defined in vpe.api)
+ :param c_name: name of the message struct member to be initialized
+ :param field_reference_name: name of the field reference in generated code
+ :param field_length: integer or name of variable that stores field length
+ """
+
# field setter
field_length_check = ""
struct_setter_template = struct_setter_templates[field_type]
- msg_initialization += struct_setter_template.substitute(
+ msg_initialization = struct_setter_template.substitute(
c_name=c_name,
field_reference_name=field_reference_name,
field_length_check=field_length_check)
${jni_type} ${field_reference_name} = (*env)->Get${jni_getter}(env, ${object_name}, ${field_reference_name}FieldId);
""")
+jni_msg_size_template = Template(""" + ${array_length}*sizeof(${element_type})""")
jni_impl_template = Template("""
/**
u32 my_context_id = vppjni_get_context_id (&jvpp_main);
$request_class
+ $jni_identifiers
+
// create message:
- mp = vl_msg_api_alloc(sizeof(*mp));
- memset (mp, 0, sizeof (*mp));
+ mp = vl_msg_api_alloc(${msg_size});
+ memset (mp, 0, ${msg_size});
mp->_vl_msg_id = ntohs (get_message_id(env, "${c_name}_${crc}"));
mp->client_index = plugin_main->my_client_index;
mp->context = clib_host_to_net_u32 (my_context_id);
arguments = ''
request_class = ''
+ jni_identifiers = ''
msg_initialization = ''
f_name_uppercase = f_name.upper()
+ msg_size = 'sizeof(*mp)'
if f['args']:
arguments = ', jobject request'
java_name_upper=camel_case_function_name_upper,
plugin_name=plugin_name)
- for t in zip(f['types'], f['args'], f['lengths']):
+ for t in zip(f['types'], f['args'], f['lengths'], f['arg_types']):
field_name = util.underscore_to_camelcase(t[1])
+ is_variable_len_array = t[2][1]
+ if is_variable_len_array:
+ msg_size += jni_msg_size_template.substitute(array_length=util.underscore_to_camelcase(t[2][0]),
+ element_type=t[3])
+ jni_identifiers += jni_gen.jni_request_identifiers_for_type(field_type=t[0],
+ field_reference_name=field_name,
+ field_name=field_name)
msg_initialization += jni_gen.jni_request_binding_for_type(field_type=t[0], c_name=t[1],
field_reference_name=field_name,
- field_name=field_name,
field_length=t[2][0],
- is_variable_len_array=t[2][1])
+ is_variable_len_array=is_variable_len_array)
jni_impl.append(jni_impl_template.substitute(
inputfile=inputfile,
plugin_name=plugin_name,
java_plugin_name=plugin_name.title(),
request_class=request_class,
+ jni_identifiers=jni_identifiers,
+ msg_size=msg_size,
msg_initialization=msg_initialization,
args=arguments))
for t in zip(type_def['types'], type_def['args'], type_def['lengths']):
field_reference_name = "${c_name}" + util.underscore_to_camelcase_upper(t[1])
field_name = util.underscore_to_camelcase(t[1])
+ struct_initialization += jni_gen.jni_request_identifiers_for_type(field_type=t[0],
+ field_reference_name=field_reference_name,
+ field_name=field_name,
+ object_name=object_name)
struct_initialization += jni_gen.jni_request_binding_for_type(field_type=t[0], c_name=c_name_prefix + t[1],
- field_reference_name=field_reference_name,
- field_name=field_name,
- field_length=t[2][0],
- is_variable_len_array=t[2][1],
- object_name=object_name)
+ field_reference_name=field_reference_name,
+ field_length=t[2][0],
+ is_variable_len_array=t[2][1])
return indent + struct_initialization.replace('\n', '\n' + indent)
Code Review / vpp.git / commitdiff