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authorEgor Tensin <Egor.Tensin@gmail.com>2017-04-27 19:19:56 +0300
committerEgor Tensin <Egor.Tensin@gmail.com>2017-04-27 19:19:56 +0300
commit974bd0388994715b4fa35ac54986e3c1ed4e3f55 (patch)
tree53b23c15bde662804ecb7ef8f54026ff883a7cc2 /um/libnt_path_converter/src
parentsysenter: add missing configurations to solution (diff)
downloadwindows7-drivers-974bd0388994715b4fa35ac54986e3c1ed4e3f55.tar.gz
windows7-drivers-974bd0388994715b4fa35ac54986e3c1ed4e3f55.zip
reorganize files
* src/ -> km/src/ * utils/ -> um/ * Move WDK 7.1-specific *.bat files to km/build/wdk7.1/ * Move WDK 8.1 Update 1 solutions to km/build/wdk8.1update/
Diffstat (limited to 'um/libnt_path_converter/src')
-rw-r--r--um/libnt_path_converter/src/device.cpp48
1 files changed, 48 insertions, 0 deletions
diff --git a/um/libnt_path_converter/src/device.cpp b/um/libnt_path_converter/src/device.cpp
new file mode 100644
index 0000000..90cd12f
--- /dev/null
+++ b/um/libnt_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());
+ }
+}