void async_write_some(Const_Buffers const& buffers, Handler const& handler)
{
if (m_impl == 0)
{
m_io_service.post(boost::bind<void>(handler, asio::error::not_connected, 0));
return;
}
TORRENT_ASSERT(!m_write_handler);
if (m_write_handler)
{
m_io_service.post(boost::bind<void>(handler, asio::error::operation_not_supported, 0));
return;
}
for (typename Const_Buffers::const_iterator i = buffers.begin()
, end(buffers.end()); i != end; ++i)
{
TORRENT_ASSERT(buffer_size(*i) > 0);
using asio::buffer_cast;
using asio::buffer_size;
add_write_buffer((void*)buffer_cast<void const*>(*i), buffer_size(*i));
}
m_write_handler = handler;
set_write_handler(&utp_stream::on_write);
}
void async_read_some(Mutable_Buffers const& buffers, Handler const& handler)
{
if (m_impl == 0)
{
m_io_service.post(boost::bind<void>(handler, asio::error::not_connected, 0));
return;
}
TORRENT_ASSERT(!m_read_handler);
if (m_read_handler)
{
m_io_service.post(boost::bind<void>(handler, asio::error::operation_not_supported, 0));
return;
}
int bytes_added = 0;
for (typename Mutable_Buffers::const_iterator i = buffers.begin()
, end(buffers.end()); i != end; ++i)
{
if (buffer_size(*i) == 0) continue;
using asio::buffer_cast;
using asio::buffer_size;
add_read_buffer(buffer_cast<void*>(*i), buffer_size(*i));
bytes_added += buffer_size(*i);
}
if (bytes_added == 0)
{
// if we're reading 0 bytes, post handler immediately
// asio's SSL layer depends on this behavior
m_io_service.post(boost::bind<void>(handler, error_code(), 0));
return;
}
m_read_handler = handler;
issue_read();
}
std::size_t read_some(Mutable_Buffers const& buffers, error_code& ec)
{
TORRENT_ASSERT(!m_read_handler);
if (m_impl == 0)
{
ec = asio::error::not_connected;
return 0;
}
if (read_buffer_size() == 0)
{
ec = asio::error::would_block;
return 0;
}
#if defined TORRENT_DEBUG || TORRENT_RELEASE_ASSERTS
size_t buf_size = 0;
#endif
for (typename Mutable_Buffers::const_iterator i = buffers.begin()
, end(buffers.end()); i != end; ++i)
{
using asio::buffer_cast;
using asio::buffer_size;
add_read_buffer(buffer_cast<void*>(*i), buffer_size(*i));
#if defined TORRENT_DEBUG || TORRENT_RELEASE_ASSERTS
buf_size += buffer_size(*i);
#endif
}
std::size_t ret = read_some(true);
TORRENT_ASSERT(ret <= buf_size);
TORRENT_ASSERT(ret > 0);
return ret;
}
void async_read_some(Mutable_Buffers const& buffers, Handler const& handler)
{
if (m_impl == 0)
{
m_io_service.post(boost::bind<void>(handler, asio::error::not_connected, 0));
return;
}
LIBED2K_ASSERT(!m_read_handler);
if (m_read_handler)
{
m_io_service.post(boost::bind<void>(handler, asio::error::operation_not_supported, 0));
return;
}
for (typename Mutable_Buffers::const_iterator i = buffers.begin(), end(buffers.end()); i != end; ++i)
{
LIBED2K_ASSERT(buffer_size(*i) > 0);
using asio::buffer_cast;
using asio::buffer_size;
add_read_buffer(buffer_cast<void*>(*i), buffer_size(*i));
}
m_read_handler = handler;
set_read_handler(&utp_stream::on_read);
}