fixed issue when calling close on an uninstantiated variant_stream + variant_stream cleanup (removed unncessesary templates)

This commit is contained in:
Arvid Norberg 2007-10-22 22:53:31 +00:00
parent fcc238e801
commit 2662c84f01
1 changed files with 60 additions and 94 deletions

View File

@ -108,30 +108,27 @@ namespace aux
// -------------- bind ----------- // -------------- bind -----------
template <class EndpointType, class Error_Handler = boost::mpl::void_> template <class EndpointType>
struct bind_visitor struct bind_visitor_ec
: boost::static_visitor<> : boost::static_visitor<>
{ {
bind_visitor(EndpointType const& ep, Error_Handler const& error_handler) bind_visitor_ec(EndpointType const& ep, asio::error_code& ec_)
: endpoint(ep) : endpoint(ep)
, error_handler(error_handler) , ec(ec_)
{} {}
template <class T> template <class T>
void operator()(T* p) const void operator()(T* p) const
{ { p->bind(endpoint, ec); }
p->bind(endpoint, error_handler);
}
void operator()(boost::blank) const void operator()(boost::blank) const {}
{}
EndpointType const& endpoint; EndpointType const& endpoint;
Error_Handler const& error_handler; asio::error_code& ec;
}; };
template <class EndpointType> template <class EndpointType>
struct bind_visitor<EndpointType, boost::mpl::void_> struct bind_visitor
: boost::static_visitor<> : boost::static_visitor<>
{ {
bind_visitor(EndpointType const& ep) bind_visitor(EndpointType const& ep)
@ -140,42 +137,36 @@ namespace aux
template <class T> template <class T>
void operator()(T* p) const void operator()(T* p) const
{ { p->bind(endpoint); }
p->bind(endpoint);
}
void operator()(boost::blank) const void operator()(boost::blank) const {}
{}
EndpointType const& endpoint; EndpointType const& endpoint;
}; };
// -------------- open ----------- // -------------- open -----------
template <class Protocol, class Error_Handler = boost::mpl::void_> template <class Protocol>
struct open_visitor struct open_visitor_ec
: boost::static_visitor<> : boost::static_visitor<>
{ {
open_visitor(Protocol const& p, Error_Handler const& error_handler) open_visitor_ec(Protocol const& p, asio::error_code& ec_)
: proto(p) : proto(p)
, error_handler(error_handler) , ec(ec_)
{} {}
template <class T> template <class T>
void operator()(T* p) const void operator()(T* p) const
{ { p->open(proto, ec); }
p->open(proto, error_handler);
}
void operator()(boost::blank) const void operator()(boost::blank) const {}
{}
Protocol const& proto; Protocol const& proto;
Error_Handler const& error_handler; asio::error_code& ec;
}; };
template <class Protocol> template <class Protocol>
struct open_visitor<Protocol, boost::mpl::void_> struct open_visitor
: boost::static_visitor<> : boost::static_visitor<>
{ {
open_visitor(Protocol const& p) open_visitor(Protocol const& p)
@ -184,50 +175,39 @@ namespace aux
template <class T> template <class T>
void operator()(T* p) const void operator()(T* p) const
{ { p->open(proto); }
p->open(proto);
}
void operator()(boost::blank) const void operator()(boost::blank) const {}
{}
Protocol const& proto; Protocol const& proto;
}; };
// -------------- close ----------- // -------------- close -----------
template <class Error_Handler = boost::mpl::void_> struct close_visitor_ec
: boost::static_visitor<>
{
close_visitor_ec(asio::error_code& ec_)
: ec(ec)
{}
template <class T>
void operator()(T* p) const
{ p->close(ec); }
void operator()(boost::blank) const {}
asio::error_code& ec;
};
struct close_visitor struct close_visitor
: boost::static_visitor<> : boost::static_visitor<>
{ {
close_visitor(Error_Handler const& error_handler)
: error_handler(error_handler)
{}
template <class T> template <class T>
void operator()(T* p) const void operator()(T* p) const
{ { p->close(); }
p->close(error_handler);
}
void operator()(boost::blank) const void operator()(boost::blank) const {}
{}
Error_Handler const& error_handler;
};
template <>
struct close_visitor<boost::mpl::void_>
: boost::static_visitor<>
{
template <class T>
void operator()(T* p) const
{
p->close();
}
void operator()(boost::blank) const
{}
}; };
// -------------- remote_endpoint ----------- // -------------- remote_endpoint -----------
@ -242,14 +222,10 @@ namespace aux
template <class T> template <class T>
EndpointType operator()(T* p) const EndpointType operator()(T* p) const
{ { return p->remote_endpoint(error_code); }
return p->remote_endpoint(error_code);
}
EndpointType operator()(boost::blank) const EndpointType operator()(boost::blank) const
{ { return EndpointType(); }
return EndpointType();
}
asio::error_code& error_code; asio::error_code& error_code;
}; };
@ -260,14 +236,10 @@ namespace aux
{ {
template <class T> template <class T>
EndpointType operator()(T* p) const EndpointType operator()(T* p) const
{ { return p->remote_endpoint(); }
return p->remote_endpoint();
}
EndpointType operator()(boost::blank) const EndpointType operator()(boost::blank) const
{ { return EndpointType(); }
return EndpointType();
}
}; };
// -------------- local_endpoint ----------- // -------------- local_endpoint -----------
@ -399,18 +371,17 @@ namespace aux
// -------------- in_avail ----------- // -------------- in_avail -----------
template <class Error_Handler = boost::mpl::void_> struct in_avail_visitor_ec
struct in_avail_visitor
: boost::static_visitor<std::size_t> : boost::static_visitor<std::size_t>
{ {
in_avail_visitor(Error_Handler const& error_handler) in_avail_visitor_ec(asio::error_code& ec_)
: error_handler(error_handler) : ec(ec_)
{} {}
template <class T> template <class T>
std::size_t operator()(T* p) const std::size_t operator()(T* p) const
{ {
return p->in_avail(error_handler); return p->in_avail(ec);
} }
std::size_t operator()(boost::blank) const std::size_t operator()(boost::blank) const
@ -418,11 +389,10 @@ namespace aux
return 0; return 0;
} }
Error_Handler const& error_handler; asio::error_code& ec;
}; };
template <> struct in_avail_visitor
struct in_avail_visitor<boost::mpl::void_>
: boost::static_visitor<std::size_t> : boost::static_visitor<std::size_t>
{ {
template <class T> template <class T>
@ -602,12 +572,11 @@ public:
boost::apply_visitor(aux::bind_visitor<endpoint_type>(endpoint), m_variant); boost::apply_visitor(aux::bind_visitor<endpoint_type>(endpoint), m_variant);
} }
template <class Error_Handler> void bind(endpoint_type const& endpoint, asio::error_code& ec)
void bind(endpoint_type const& endpoint, Error_Handler const& error_handler)
{ {
TORRENT_ASSERT(instantiated()); TORRENT_ASSERT(instantiated());
boost::apply_visitor( boost::apply_visitor(
aux::bind_visitor<endpoint_type, Error_Handler>(endpoint, error_handler), m_variant aux::bind_visitor_ec<endpoint_type>(endpoint, ec), m_variant
); );
} }
@ -617,42 +586,39 @@ public:
boost::apply_visitor(aux::open_visitor<protocol_type>(p), m_variant); boost::apply_visitor(aux::open_visitor<protocol_type>(p), m_variant);
} }
template <class Error_Handler> void open(protocol_type const& p, asio::error_code& ec)
void open(protocol_type const& p, Error_Handler const& error_handler)
{ {
TORRENT_ASSERT(instantiated()); TORRENT_ASSERT(instantiated());
boost::apply_visitor( boost::apply_visitor(
aux::open_visitor<protocol_type, Error_Handler>(p, error_handler), m_variant aux::open_visitor_ec<protocol_type>(p, ec), m_variant
); );
} }
void close() void close()
{ {
TORRENT_ASSERT(instantiated()); if (!instantiated()) return;
boost::apply_visitor(aux::close_visitor<>(), m_variant); boost::apply_visitor(aux::close_visitor(), m_variant);
} }
template <class Error_Handler> void close(asio::error_code& ec)
void close(Error_Handler const& error_handler)
{ {
TORRENT_ASSERT(instantiated()); if (!instantiated()) return;
boost::apply_visitor( boost::apply_visitor(
aux::close_visitor<Error_Handler>(error_handler), m_variant aux::close_visitor_ec(ec), m_variant
); );
} }
std::size_t in_avail() std::size_t in_avail()
{ {
TORRENT_ASSERT(instantiated()); TORRENT_ASSERT(instantiated());
return boost::apply_visitor(aux::in_avail_visitor<>(), m_variant); return boost::apply_visitor(aux::in_avail_visitor(), m_variant);
} }
template <class Error_Handler> std::size_t in_avail(asio::error_code& ec)
std::size_t in_avail(Error_Handler const& error_handler)
{ {
TORRENT_ASSERT(instantiated()); TORRENT_ASSERT(instantiated());
return boost::apply_visitor( return boost::apply_visitor(
aux::in_avail_visitor<Error_Handler>(error_handler), m_variant aux::in_avail_visitor_ec(ec), m_variant
); );
} }