FM / impl

/usr/include/boost/asio/detail/impl

Name	Size	Mode	Actions
buffer_sequence_adapter.ipp	3096	0644	edit dl rm
descriptor_ops.ipp	15091	0644	edit dl rm
dev_poll_reactor.hpp	2587	0644	edit dl rm
dev_poll_reactor.ipp	13138	0644	edit dl rm
epoll_reactor.hpp	2439	0644	edit dl rm
epoll_reactor.ipp	22372	0644	edit dl rm
eventfd_select_interrupter.ipp	4598	0644	edit dl rm
handler_tracking.ipp	11782	0644	edit dl rm
kqueue_reactor.hpp	2590	0644	edit dl rm
kqueue_reactor.ipp	17045	0644	edit dl rm
null_event.ipp	1906	0644	edit dl rm
pipe_select_interrupter.ipp	3176	0644	edit dl rm
posix_event.ipp	1776	0644	edit dl rm
posix_mutex.ipp	1235	0644	edit dl rm
posix_thread.ipp	1964	0644	edit dl rm
posix_tss_ptr.ipp	1261	0644	edit dl rm
reactive_descriptor_service.ipp	6388	0644	edit dl rm
reactive_serial_port_service.ipp	4278	0644	edit dl rm
reactive_socket_service_base.ipp	8802	0644	edit dl rm
resolver_service_base.ipp	3891	0644	edit dl rm
scheduler.ipp	15892	0644	edit dl rm
select_reactor.hpp	2985	0644	edit dl rm
select_reactor.ipp	9352	0644	edit dl rm
service_registry.hpp	2652	0644	edit dl rm
service_registry.ipp	5462	0644	edit dl rm
signal_set_service.ipp	20376	0644	edit dl rm
socket_ops.ipp	113798	0644	edit dl rm
socket_select_interrupter.ipp	5858	0644	edit dl rm
strand_executor_service.hpp	11570	0644	edit dl rm
strand_executor_service.ipp	3637	0644	edit dl rm
strand_service.hpp	3574	0644	edit dl rm
strand_service.ipp	5037	0644	edit dl rm
throw_error.ipp	1268	0644	edit dl rm
timer_queue_ptime.ipp	2410	0644	edit dl rm
timer_queue_set.ipp	2317	0644	edit dl rm
winrt_ssocket_service_base.ipp	17513	0644	edit dl rm
winrt_timer_scheduler.hpp	2664	0644	edit dl rm
winrt_timer_scheduler.ipp	2962	0644	edit dl rm
winsock_init.ipp	2050	0644	edit dl rm
win_event.ipp	2068	0644	edit dl rm
win_iocp_handle_service.ipp	14394	0644	edit dl rm
win_iocp_io_context.hpp	3026	0644	edit dl rm
win_iocp_io_context.ipp	16634	0644	edit dl rm
win_iocp_serial_port_service.ipp	6021	0644	edit dl rm
win_iocp_socket_service_base.ipp	25041	0644	edit dl rm
win_mutex.ipp	2213	0644	edit dl rm
win_object_handle_service.ipp	12495	0644	edit dl rm
win_static_mutex.ipp	3636	0644	edit dl rm
win_thread.ipp	4102	0644	edit dl rm
win_tss_ptr.ipp	1448	0644	edit dl rm

Edit: /usr/include/boost/asio/detail/impl/service_registry.hpp (2652B)

//
// detail/impl/service_registry.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//

#ifndef BOOST_ASIO_DETAIL_IMPL_SERVICE_REGISTRY_HPP
#define BOOST_ASIO_DETAIL_IMPL_SERVICE_REGISTRY_HPP

#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)

#include <boost/asio/detail/push_options.hpp>

namespace boost {
namespace asio {
namespace detail {

template <typename Service>
Service& service_registry::use_service()
{
  execution_context::service::key key;
  init_key<Service>(key, 0);
  factory_type factory = &service_registry::create<Service, execution_context>;
  return *static_cast<Service*>(do_use_service(key, factory, &owner_));
}

template <typename Service>
Service& service_registry::use_service(io_context& owner)
{
  execution_context::service::key key;
  init_key<Service>(key, 0);
  factory_type factory = &service_registry::create<Service, io_context>;
  return *static_cast<Service*>(do_use_service(key, factory, &owner));
}

template <typename Service>
void service_registry::add_service(Service* new_service)
{
  execution_context::service::key key;
  init_key<Service>(key, 0);
  return do_add_service(key, new_service);
}

template <typename Service>
bool service_registry::has_service() const
{
  execution_context::service::key key;
  init_key<Service>(key, 0);
  return do_has_service(key);
}

template <typename Service>
inline void service_registry::init_key(
    execution_context::service::key& key, ...)
{
  init_key_from_id(key, Service::id);
}

#if !defined(BOOST_ASIO_NO_TYPEID)
template <typename Service>
void service_registry::init_key(execution_context::service::key& key,
    typename enable_if<
      is_base_of<typename Service::key_type, Service>::value>::type*)
{
  key.type_info_ = &typeid(typeid_wrapper<Service>);
  key.id_ = 0;
}

template <typename Service>
void service_registry::init_key_from_id(execution_context::service::key& key,
    const service_id<Service>& /*id*/)
{
  key.type_info_ = &typeid(typeid_wrapper<Service>);
  key.id_ = 0;
}
#endif // !defined(BOOST_ASIO_NO_TYPEID)

template <typename Service, typename Owner>
execution_context::service* service_registry::create(void* owner)
{
  return new Service(*static_cast<Owner*>(owner));
}

} // namespace detail
} // namespace asio
} // namespace boost

#include <boost/asio/detail/pop_options.hpp>

#endif // BOOST_ASIO_DETAIL_IMPL_SERVICE_REGISTRY_HPP

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