From 7be3d976a223220e8e48896a401ac7e56e40ce62 Mon Sep 17 00:00:00 2001 From: Egor Tensin Date: Thu, 27 Apr 2017 22:35:21 +0300 Subject: um: reorganize projects * libservice -> service * libsimple -> wrappers/simple * libnt_path_converter -> wrappers/special/nt_path_converter --- um/wrappers/simple/src/device.cpp | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 um/wrappers/simple/src/device.cpp (limited to 'um/wrappers/simple/src') diff --git a/um/wrappers/simple/src/device.cpp b/um/wrappers/simple/src/device.cpp new file mode 100644 index 0000000..57e6963 --- /dev/null +++ b/um/wrappers/simple/src/device.cpp @@ -0,0 +1,37 @@ +// Copyright (c) 2015 Egor Tensin +// This file is part of the "Windows 7 drivers" project. +// For details, see https://github.com/egor-tensin/windows7-drivers. +// Distributed under the MIT License. + +#include "libsimple/all.hpp" + +#include "libservice/all.hpp" + +#include + +namespace libsimple +{ + namespace + { + const char* const device_path = "\\\\.\\simple_device1"; + const auto exchange_ints_ctl_code = CTL_CODE(0x8001, 0x800, METHOD_BUFFERED, FILE_ANY_ACCESS); + } + + Device::Device() + : libservice::Device(libservice::Device::open(device_path)) + { } + + unsigned int Device::exchange_ints(unsigned int src) const + { + unsigned int dest; + + send_control_code( + exchange_ints_ctl_code, + &src, + sizeof(src), + &dest, + sizeof(dest)); + + return dest; + } +} -- cgit v1.2.3