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#!/usr/bin/env python
#
# Copyright (c) 2016 Cisco and/or its affiliates.
# 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.
import os, pprint
from os import removedirs
def underscore_to_camelcase(name):
name = name.title().replace("_", "")
return name[0].lower() + name[1:]
def underscore_to_camelcase_upper(name):
name = name.title().replace("_", "")
return name[0].upper() + name[1:]
def remove_folder(folder):
""" Remove folder with all its files """
for root, dirs, files in os.walk(folder, topdown=False):
for name in files:
os.remove(os.path.join(root, name))
removedirs(folder)
_REPLY_SUFFIX = "reply"
_DETAILS_SUFFIX = "details"
_REPLY_SUFFIXES = (_REPLY_SUFFIX, _DETAILS_SUFFIX)
def is_reply(name):
return name.lower().endswith(_REPLY_SUFFIXES)
def is_request(msg_name_underscore, all_messages):
"""
Checks if reply message is present in all_messages.
:param msg_name_underscore name of vpp API message
:param all_messages: sequence of vpp message names
:returns: True if reply for the msg_name_underscore message is defined.
"""
reply_msg = msg_name_underscore + "_" + _REPLY_SUFFIX
return reply_msg in [m['name'] for m in all_messages]
def is_details(name):
return name.lower().endswith(_DETAILS_SUFFIX)
dump_suffix = "dump"
def is_dump(name):
return name.lower().endswith(dump_suffix)
def is_retval_field(name):
return name == 'retval'
def get_reply_suffix(name):
for reply_suffix in _REPLY_SUFFIXES:
if name.lower().endswith(reply_suffix):
return reply_suffix
# Mapping according to:
# http://docs.oracle.com/javase/7/docs/technotes/guides/jni/spec/types.html
#
# Unsigned types are converted to signed java types that have the same size.
# It is the API user responsibility to interpret them correctly.
jni_2_java_type_mapping = {'u8': 'byte',
'u8[]': 'byte[]',
'i8': 'byte',
'i8[]': 'byte[]',
'u16': 'short',
'u16[]': 'short[]',
'i16': 'short',
'i16[]': 'short[]',
'u32': 'int',
'u32[]': 'int[]',
'i32': 'int',
'i32[]': 'int[]',
'u64': 'long',
'u64[]': 'long[]',
'i64': 'long',
'i64[]': 'long[]',
'f64': 'double',
'f64[]': 'double[]'
}
vpp_2_jni_type_mapping = {'u8': 'jbyte',
'u8[]': 'jbyteArray',
'i8': 'jbyte',
'i8[]': 'jbyteArray',
'u16': 'jshort',
'u16[]': 'jshortArray',
'i16': 'jshort',
'i16[]': 'jshortArray',
'u32': 'jint',
'u32[]': 'jintArray',
'i32': 'jint',
'i32[]': 'jintArray',
'u64': 'jlong',
'u64[]': 'jlongArray',
'i64': 'jlong',
'i64[]': 'jlongArray',
'f64': 'jdouble',
'f64[]': 'jdoubleArray'
}
# https://docs.oracle.com/javase/8/docs/technotes/guides/jni/spec/types.html#type_signatures
jni_2_signature_mapping = {'u8': 'B',
'u8[]': '[B',
'i8': 'B',
'i8[]': '[B',
'u16': 'S',
'u16[]': '[S',
'i16': 'S',
'i16[]': '[S',
'u32': 'I',
'u32[]': '[I',
'i32': 'I',
'i32[]': '[I',
'u64': 'J',
'u64[]': '[J',
'i64': 'J',
'i64[]': '[J',
'f64': 'D',
'f64[]': '[D'
}
# https://docs.oracle.com/javase/8/docs/technotes/guides/jni/spec/functions.html#Get_type_Field_routines
jni_field_accessors = {'u8': 'ByteField',
'u8[]': 'ObjectField',
'i8': 'ByteField',
'i8[]': 'ObjectField',
'u16': 'ShortField',
'u16[]': 'ObjectField',
'i16': 'ShortField',
'i16[]': 'ObjectField',
'u32': 'IntField',
'u32[]': 'ObjectField',
'i32': 'IntField',
'i32[]': 'ObjectField',
'u64': 'LongField',
'u64[]': 'ObjectField',
'i64': 'LongField',
'i64[]': 'ObjectField',
'f64': 'DoubleField',
'f64[]': 'ObjectField'
}
def remove_reply_suffix(camel_case_name_with_suffix):
return remove_suffix(camel_case_name_with_suffix, get_reply_suffix(camel_case_name_with_suffix))
def remove_suffix(camel_case_name_with_suffix, suffix):
if not suffix:
return camel_case_name_with_suffix
suffix_length = len(suffix)
return camel_case_name_with_suffix[:-suffix_length] if suffix_length != 0 else camel_case_name_with_suffix
def is_control_ping(camel_case_name_with_suffix):
return camel_case_name_with_suffix.lower().startswith("controlping")
def api_message_to_javadoc(api_message):
""" Converts vpe.api message description to javadoc """
str = pprint.pformat(api_message, indent=4, width=120, depth=None)
return " * " + str.replace("\n", "\n * ")
def is_array(java_type_as_string):
return java_type_as_string.endswith("[]")
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