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author | Egor Tensin <Egor.Tensin@gmail.com> | 2017-04-27 22:35:21 +0300 |
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committer | Egor Tensin <Egor.Tensin@gmail.com> | 2017-04-27 22:35:21 +0300 |
commit | 7be3d976a223220e8e48896a401ac7e56e40ce62 (patch) | |
tree | 4d39e948d5ccd65c27d6ce76120bbcbe33484061 /um/wrappers/special/nt_path_converter/src | |
parent | move WDK-version-specific stuff out of root README (diff) | |
download | windows7-drivers-7be3d976a223220e8e48896a401ac7e56e40ce62.tar.gz windows7-drivers-7be3d976a223220e8e48896a401ac7e56e40ce62.zip |
um: reorganize projects
* libservice -> service
* libsimple -> wrappers/simple
* libnt_path_converter -> wrappers/special/nt_path_converter
Diffstat (limited to 'um/wrappers/special/nt_path_converter/src')
-rw-r--r-- | um/wrappers/special/nt_path_converter/src/device.cpp | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/um/wrappers/special/nt_path_converter/src/device.cpp b/um/wrappers/special/nt_path_converter/src/device.cpp new file mode 100644 index 0000000..90cd12f --- /dev/null +++ b/um/wrappers/special/nt_path_converter/src/device.cpp @@ -0,0 +1,48 @@ +// Copyright (c) 2015 Egor Tensin <Egor.Tensin@gmail.com> +// 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 "libnt_path_converter/device.hpp" + +#include "libservice/all.hpp" + +#include <Windows.h> + +#include <string> +#include <vector> + +namespace libnt_path_converter +{ + namespace + { + const char* const device_path = "\\\\.\\nt_path_converter"; + const auto control_code = CTL_CODE(0x8000, 0x800, METHOD_BUFFERED, FILE_ANY_ACCESS); + } + + Device::Device() + : libservice::Device(libservice::Device::open(device_path)) + { } + + std::wstring Device::convert_nt_path(const std::wstring& src) + { + const auto in_buf = src.c_str(); + const auto in_buf_size = (src.size() + 1) * sizeof(wchar_t); + + const auto nbreq = get_required_output_size( + control_code, + in_buf, + in_buf_size); + + std::vector<unsigned char> output(nbreq); + + send_control_code( + control_code, + in_buf, + in_buf_size, + output.data(), + nbreq); + + return reinterpret_cast<wchar_t*>(output.data()); + } +} |