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author | Remko Tronçon <git@el-tramo.be> | 2010-11-24 20:33:19 (GMT) |
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committer | Remko Tronçon <git@el-tramo.be> | 2010-11-24 20:35:17 (GMT) |
commit | 332d60c56dfaa11fdd135088279d15cd5983b3d4 (patch) | |
tree | dd77717a4e1732da929d5ff8a0471fa3f005e201 /3rdParty/Boost/src/boost/asio/detail/win_iocp_serial_port_service.hpp | |
parent | 90c44a10fec26d2a0935b2d62e82b6a5be028373 (diff) | |
download | swift-contrib-332d60c56dfaa11fdd135088279d15cd5983b3d4.zip swift-contrib-332d60c56dfaa11fdd135088279d15cd5983b3d4.tar.bz2 |
Upgraded Boost to 1.45.0.
Diffstat (limited to '3rdParty/Boost/src/boost/asio/detail/win_iocp_serial_port_service.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/asio/detail/win_iocp_serial_port_service.hpp | 212 |
1 files changed, 68 insertions, 144 deletions
diff --git a/3rdParty/Boost/src/boost/asio/detail/win_iocp_serial_port_service.hpp b/3rdParty/Boost/src/boost/asio/detail/win_iocp_serial_port_service.hpp index 288287c..a0caa69 100644 --- a/3rdParty/Boost/src/boost/asio/detail/win_iocp_serial_port_service.hpp +++ b/3rdParty/Boost/src/boost/asio/detail/win_iocp_serial_port_service.hpp @@ -1,6 +1,6 @@ // -// win_iocp_serial_port_service.hpp -// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// detail/win_iocp_serial_port_service.hpp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // // Copyright (c) 2003-2010 Christopher M. Kohlhoff (chris at kohlhoff dot com) // Copyright (c) 2008 Rep Invariant Systems, Inc. (info@repinvariant.com) @@ -16,21 +16,17 @@ # pragma once #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) -#include <boost/asio/detail/push_options.hpp> - -#include <boost/asio/detail/push_options.hpp> -#include <cstring> -#include <string> -#include <boost/asio/detail/pop_options.hpp> - -#include <boost/asio/detail/win_iocp_io_service_fwd.hpp> +#include <boost/asio/detail/config.hpp> -#if defined(BOOST_ASIO_HAS_IOCP) +#if defined(BOOST_ASIO_HAS_IOCP) && defined(BOOST_ASIO_HAS_SERIAL_PORT) +#include <string> #include <boost/asio/error.hpp> #include <boost/asio/io_service.hpp> #include <boost/asio/detail/win_iocp_handle_service.hpp> +#include <boost/asio/detail/push_options.hpp> + namespace boost { namespace asio { namespace detail { @@ -39,133 +35,56 @@ namespace detail { class win_iocp_serial_port_service { public: - // The native type of a stream handle. + // The native type of a serial port. typedef win_iocp_handle_service::native_type native_type; - // The implementation type of the stream handle. + // The implementation type of the serial port. typedef win_iocp_handle_service::implementation_type implementation_type; - win_iocp_serial_port_service(boost::asio::io_service& io_service) - : handle_service_(io_service) - { - } + // Constructor. + BOOST_ASIO_DECL win_iocp_serial_port_service( + boost::asio::io_service& io_service); // Destroy all user-defined handler objects owned by the service. - void shutdown_service() - { - } + BOOST_ASIO_DECL void shutdown_service(); - // Construct a new handle implementation. + // Construct a new serial port implementation. void construct(implementation_type& impl) { handle_service_.construct(impl); } - // Destroy a handle implementation. + // Destroy a serial port implementation. void destroy(implementation_type& impl) { handle_service_.destroy(impl); } // Open the serial port using the specified device name. - boost::system::error_code open(implementation_type& impl, - const std::string& device, boost::system::error_code& ec) - { - if (is_open(impl)) - { - ec = boost::asio::error::already_open; - return ec; - } - - // For convenience, add a leading \\.\ sequence if not already present. - std::string name = (device[0] == '\\') ? device : "\\\\.\\" + device; - - // Open a handle to the serial port. - ::HANDLE handle = ::CreateFileA(name.c_str(), - GENERIC_READ | GENERIC_WRITE, 0, 0, - OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0); - if (handle == INVALID_HANDLE_VALUE) - { - DWORD last_error = ::GetLastError(); - ec = boost::system::error_code(last_error, - boost::asio::error::get_system_category()); - return ec; - } - - // Determine the initial serial port parameters. - using namespace std; // For memcpy. - ::DCB dcb; - memset(&dcb, 0, sizeof(DCB)); - dcb.DCBlength = sizeof(DCB); - if (!::GetCommState(handle, &dcb)) - { - DWORD last_error = ::GetLastError(); - ::CloseHandle(handle); - ec = boost::system::error_code(last_error, - boost::asio::error::get_system_category()); - return ec; - } - - // Set some default serial port parameters. This implementation does not - // support changing these, so they might as well be in a known state. - dcb.fBinary = TRUE; // Win32 only supports binary mode. - dcb.fDsrSensitivity = FALSE; - dcb.fNull = FALSE; // Do not ignore NULL characters. - dcb.fAbortOnError = FALSE; // Ignore serial framing errors. - if (!::SetCommState(handle, &dcb)) - { - DWORD last_error = ::GetLastError(); - ::CloseHandle(handle); - ec = boost::system::error_code(last_error, - boost::asio::error::get_system_category()); - return ec; - } - - // Set up timeouts so that the serial port will behave similarly to a - // network socket. Reads wait for at least one byte, then return with - // whatever they have. Writes return once everything is out the door. - ::COMMTIMEOUTS timeouts; - timeouts.ReadIntervalTimeout = 1; - timeouts.ReadTotalTimeoutMultiplier = 0; - timeouts.ReadTotalTimeoutConstant = 0; - timeouts.WriteTotalTimeoutMultiplier = 0; - timeouts.WriteTotalTimeoutConstant = 0; - if (!::SetCommTimeouts(handle, &timeouts)) - { - DWORD last_error = ::GetLastError(); - ::CloseHandle(handle); - ec = boost::system::error_code(last_error, - boost::asio::error::get_system_category()); - return ec; - } - - // We're done. Take ownership of the serial port handle. - if (handle_service_.assign(impl, handle, ec)) - ::CloseHandle(handle); - return ec; - } + BOOST_ASIO_DECL boost::system::error_code open(implementation_type& impl, + const std::string& device, boost::system::error_code& ec); - // Assign a native handle to a handle implementation. + // Assign a native handle to a serial port implementation. boost::system::error_code assign(implementation_type& impl, const native_type& native_handle, boost::system::error_code& ec) { return handle_service_.assign(impl, native_handle, ec); } - // Determine whether the handle is open. + // Determine whether the serial port is open. bool is_open(const implementation_type& impl) const { return handle_service_.is_open(impl); } - // Destroy a handle implementation. + // Destroy a serial port implementation. boost::system::error_code close(implementation_type& impl, boost::system::error_code& ec) { return handle_service_.close(impl, ec); } - // Get the native handle representation. + // Get the native serial port representation. native_type native(implementation_type& impl) { return handle_service_.native(impl); @@ -183,32 +102,9 @@ public: boost::system::error_code set_option(implementation_type& impl, const SettableSerialPortOption& option, boost::system::error_code& ec) { - using namespace std; // For memcpy. - - ::DCB dcb; - memset(&dcb, 0, sizeof(DCB)); - dcb.DCBlength = sizeof(DCB); - if (!::GetCommState(handle_service_.native(impl), &dcb)) - { - DWORD last_error = ::GetLastError(); - ec = boost::system::error_code(last_error, - boost::asio::error::get_system_category()); - return ec; - } - - if (option.store(dcb, ec)) - return ec; - - if (!::SetCommState(handle_service_.native(impl), &dcb)) - { - DWORD last_error = ::GetLastError(); - ec = boost::system::error_code(last_error, - boost::asio::error::get_system_category()); - return ec; - } - - ec = boost::system::error_code(); - return ec; + return do_set_option(impl, + &win_iocp_serial_port_service::store_option<SettableSerialPortOption>, + &option, ec); } // Get an option from the serial port. @@ -216,20 +112,9 @@ public: boost::system::error_code get_option(const implementation_type& impl, GettableSerialPortOption& option, boost::system::error_code& ec) const { - using namespace std; // For memcpy. - - ::DCB dcb; - memset(&dcb, 0, sizeof(DCB)); - dcb.DCBlength = sizeof(DCB); - if (!::GetCommState(handle_service_.native(impl), &dcb)) - { - DWORD last_error = ::GetLastError(); - ec = boost::system::error_code(last_error, - boost::asio::error::get_system_category()); - return ec; - } - - return option.load(dcb, ec); + return do_get_option(impl, + &win_iocp_serial_port_service::load_option<GettableSerialPortOption>, + &option, ec); } // Send a break sequence to the serial port. @@ -275,6 +160,41 @@ public: } private: + // Function pointer type for storing a serial port option. + typedef boost::system::error_code (*store_function_type)( + const void*, ::DCB&, boost::system::error_code&); + + // Helper function template to store a serial port option. + template <typename SettableSerialPortOption> + static boost::system::error_code store_option(const void* option, + ::DCB& storage, boost::system::error_code& ec) + { + return static_cast<const SettableSerialPortOption*>(option)->store( + storage, ec); + } + + // Helper function to set a serial port option. + BOOST_ASIO_DECL boost::system::error_code do_set_option( + implementation_type& impl, store_function_type store, + const void* option, boost::system::error_code& ec); + + // Function pointer type for loading a serial port option. + typedef boost::system::error_code (*load_function_type)( + void*, const ::DCB&, boost::system::error_code&); + + // Helper function template to load a serial port option. + template <typename GettableSerialPortOption> + static boost::system::error_code load_option(void* option, + const ::DCB& storage, boost::system::error_code& ec) + { + return static_cast<GettableSerialPortOption*>(option)->load(storage, ec); + } + + // Helper function to get a serial port option. + BOOST_ASIO_DECL boost::system::error_code do_get_option( + const implementation_type& impl, load_function_type load, + void* option, boost::system::error_code& ec) const; + // The implementation used for initiating asynchronous operations. win_iocp_handle_service handle_service_; }; @@ -283,8 +203,12 @@ private: } // namespace asio } // namespace boost -#endif // defined(BOOST_ASIO_HAS_IOCP) - #include <boost/asio/detail/pop_options.hpp> +#if defined(BOOST_ASIO_HEADER_ONLY) +# include <boost/asio/detail/impl/win_iocp_serial_port_service.ipp> +#endif // defined(BOOST_ASIO_HEADER_ONLY) + +#endif // defined(BOOST_ASIO_HAS_IOCP) && defined(BOOST_ASIO_HAS_SERIAL_PORT) + #endif // BOOST_ASIO_DETAIL_WIN_IOCP_SERIAL_PORT_SERVICE_HPP |