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#!/usr/bin/env python
# -*- Mode: python; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU Lesser General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option) any
# later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Copyright (C) 2012 Lanedo GmbH
#
import string
import utils
from Variable import Variable
import VariableFactory
"""
Variable type for Sequences ('sequence' format)
"""
class VariableSequence(Variable):
"""
Constructor
"""
def __init__(self, dictionary, sequence_type_name, container_type):
# Call the parent constructor
Variable.__init__(self, dictionary)
self.container_type = container_type
# Load members of this sequence
self.members = []
for member_dictionary in dictionary['contents']:
member = {}
member['name'] = utils.build_underscore_name(member_dictionary['name'])
member['object'] = VariableFactory.create_variable(member_dictionary, sequence_type_name + ' ' + member_dictionary['name'], self.container_type)
self.members.append(member)
# TODO: do we need this?
# We'll need to dispose if at least one of the members needs it
for member in self.members:
if member['object'].needs_dispose == True:
self.needs_dispose = True
"""
Emit all types for the members of the sequence
"""
def emit_types(self, f):
# Emit types for each member
for member in self.members:
member['object'].emit_types(f)
"""
Emit helper methods for all types in the struct
"""
def emit_helper_methods(self, hfile, cfile):
# Emit for each member
for member in self.members:
member['object'].emit_helper_methods(hfile, cfile)
"""
Reading the contents of a sequence is just about reading each of the sequence
fields one by one.
"""
def emit_buffer_read(self, f, line_prefix, tlv_out, error, variable_name):
for member in self.members:
member['object'].emit_buffer_read(f, line_prefix, tlv_out, error, variable_name + '_' + member['name'])
"""
Writing the contents of a sequence is just about writing each of the sequence
fields one by one.
"""
def emit_buffer_write(self, f, line_prefix, tlv_name, variable_name):
for member in self.members:
member['object'].emit_buffer_write(f, line_prefix, tlv_name, variable_name + '_' + member['name'])
"""
The sequence will be printed as a list of fields enclosed between square
brackets
"""
def emit_get_printable(self, f, line_prefix):
translations = { 'lp' : line_prefix }
template = (
'${lp}g_string_append (printable, "[");\n')
f.write(string.Template(template).substitute(translations))
for member in self.members:
translations['variable_name'] = member['name']
template = (
'${lp}g_string_append (printable, " ${variable_name} = \'");\n')
f.write(string.Template(template).substitute(translations))
member['object'].emit_get_printable(f, line_prefix)
template = (
'${lp}g_string_append (printable, "\'");\n')
f.write(string.Template(template).substitute(translations))
template = (
'${lp}g_string_append (printable, " ]");\n')
f.write(string.Template(template).substitute(translations))
"""
Variable declaration
"""
def build_variable_declaration(self, public, line_prefix, variable_name):
built = ''
for member in self.members:
built += member['object'].build_variable_declaration(public, line_prefix, variable_name + '_' + member['name'])
return built
"""
The getter for a sequence variable will include independent getters for each
of the variables in the sequence.
"""
def build_getter_declaration(self, line_prefix, variable_name):
built = ''
for member in self.members:
built += member['object'].build_getter_declaration(line_prefix, variable_name + '_' + member['name'])
return built
"""
Documentation for the getter
"""
def build_getter_documentation(self, line_prefix, variable_name):
built = ''
for member in self.members:
built += member['object'].build_getter_documentation(line_prefix, variable_name + '_' + member['name'])
return built
"""
Builds the Struct getter implementation
"""
def build_getter_implementation(self, line_prefix, variable_name_from, variable_name_to, to_is_reference):
built = ''
for member in self.members:
built += member['object'].build_getter_implementation(line_prefix,
variable_name_from + '_' + member['name'],
variable_name_to + '_' + member['name'],
to_is_reference)
return built
"""
The setter for a sequence variable will include independent setters for each
of the variables in the sequence.
"""
def build_setter_declaration(self, line_prefix, variable_name):
built = ''
for member in self.members:
built += member['object'].build_setter_declaration(line_prefix, variable_name + '_' + member['name'])
return built
"""
Documentation for the setter
"""
def build_setter_documentation(self, line_prefix, variable_name):
built = ''
for member in self.members:
built += member['object'].build_setter_documentation(line_prefix, variable_name + '_' + member['name'])
return built
"""
Builds the Sequence setter implementation
"""
def build_setter_implementation(self, line_prefix, variable_name_from, variable_name_to):
built = ''
for member in self.members:
built += member['object'].build_setter_implementation(line_prefix,
variable_name_from + '_' + member['name'],
variable_name_to + '_' + member['name'])
return built
"""
Disposing a sequence is just about disposing each of the sequence fields one by
one.
"""
def build_dispose(self, line_prefix, variable_name):
built = ''
for member in self.members:
built += member['object'].build_dispose(line_prefix, variable_name + '_' + member['name'])
return built
"""
Add sections
"""
def add_sections(self, sections):
# Add sections for each member
for member in self.members:
member['object'].add_sections(sections)
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