| #!/usr/bin/env python |
| # |
| # Copyright (c) 2014, 2016 Apple Inc. All rights reserved. |
| # Copyright (c) 2014 University of Washington. All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions |
| # are met: |
| # 1. Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # 2. Redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution. |
| # |
| # THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| # THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| # THE POSSIBILITY OF SUCH DAMAGE. |
| |
| |
| import logging |
| import string |
| import re |
| from string import Template |
| |
| try: |
| from .cpp_generator import CppGenerator |
| from .generator import Generator |
| from .models import Frameworks |
| from .objc_generator import ObjCGenerator |
| from .objc_generator_templates import ObjCGeneratorTemplates as ObjCTemplates |
| except ValueError: |
| from cpp_generator import CppGenerator |
| from generator import Generator |
| from models import Frameworks |
| from objc_generator import ObjCGenerator |
| from objc_generator_templates import ObjCGeneratorTemplates as ObjCTemplates |
| |
| log = logging.getLogger('global') |
| |
| |
| class ObjCBackendDispatcherHeaderGenerator(ObjCGenerator): |
| def __init__(self, *args, **kwargs): |
| ObjCGenerator.__init__(self, *args, **kwargs) |
| |
| def output_filename(self): |
| return '%sBackendDispatchers.h' % self.protocol_name() |
| |
| def domains_to_generate(self): |
| return list(filter(self.should_generate_commands_for_domain, Generator.domains_to_generate(self))) |
| |
| def generate_output(self): |
| headers = [ |
| '<JavaScriptCore/InspectorAlternateBackendDispatchers.h>', |
| '<wtf/RetainPtr.h>', |
| ] |
| |
| header_args = { |
| 'includes': '\n'.join(['#include ' + header for header in headers]), |
| 'forwardDeclarations': self._generate_objc_forward_declarations(), |
| } |
| |
| domains = self.domains_to_generate() |
| sections = [] |
| sections.append(self.generate_license()) |
| sections.append(Template(ObjCTemplates.BackendDispatcherHeaderPrelude).substitute(None, **header_args)) |
| sections.extend(list(map(self._generate_objc_handler_declarations_for_domain, domains))) |
| sections.append(Template(ObjCTemplates.BackendDispatcherHeaderPostlude).substitute(None, **header_args)) |
| return '\n\n'.join(sections) |
| |
| # Private methods. |
| |
| def _generate_objc_forward_declarations(self): |
| lines = [] |
| for domain in self.domains_to_generate(): |
| if self.commands_for_domain(domain): |
| lines.append('@protocol %s%sDomainHandler;' % (self.objc_prefix(), domain.domain_name)) |
| return '\n'.join(lines) |
| |
| def _generate_objc_handler_declarations_for_domain(self, domain): |
| commands = self.commands_for_domain(domain) |
| if not commands: |
| return '' |
| |
| command_declarations = [] |
| for command in commands: |
| command_declarations.append(self._generate_objc_handler_declaration_for_command(command)) |
| |
| handler_args = { |
| 'domainName': domain.domain_name, |
| 'commandDeclarations': '\n'.join(command_declarations), |
| 'objcPrefix': self.objc_prefix(), |
| } |
| |
| return self.wrap_with_guard_for_domain(domain, Template(ObjCTemplates.BackendDispatcherHeaderDomainHandlerObjCDeclaration).substitute(None, **handler_args)) |
| |
| def _generate_objc_handler_declaration_for_command(self, command): |
| lines = [] |
| parameters = ['long requestId'] |
| for _parameter in command.call_parameters: |
| parameters.append('%s in_%s' % (CppGenerator.cpp_type_for_unchecked_formal_in_parameter(_parameter), _parameter.parameter_name)) |
| |
| command_args = { |
| 'commandName': command.command_name, |
| 'parameters': ', '.join(parameters), |
| } |
| lines.append(' virtual void %(commandName)s(%(parameters)s) override;' % command_args) |
| return '\n'.join(lines) |