Initial submit of ChromeDebug extension

tools/win/ChromeDebug/LowLevel/NativeMethods.cs

Index: tools/win/ChromeDebug/LowLevel/NativeMethods.cs
diff --git a/tools/win/ChromeDebug/LowLevel/NativeMethods.cs b/tools/win/ChromeDebug/LowLevel/NativeMethods.cs
new file mode 100644
index 0000000000000000000000000000000000000000..08a47a038cac0cab6c2e8002fa7b3e7e9d000ee4
--- /dev/null
+++ b/tools/win/ChromeDebug/LowLevel/NativeMethods.cs
@@ -0,0 +1,65 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+using Microsoft.Win32.SafeHandles;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ChromeDebug.LowLevel {
+  public static class NativeMethods {
+    [DllImport("kernel32.dll", SetLastError = true)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool ReadProcessMemory(IntPtr hProcess,
+                                                IntPtr lpBaseAddress,
+                                                IntPtr lpBuffer,
+                                                int dwSize,
+                                                out int lpNumberOfBytesRead);
+
+    [DllImport("ntdll.dll", SetLastError = true)]
+    public static extern LowLevelTypes.NTSTATUS NtQueryInformationProcess(
+        IntPtr hProcess,
+        LowLevelTypes.PROCESSINFOCLASS pic,
+        ref LowLevelTypes.PROCESS_BASIC_INFORMATION pbi,
+        int cb,
+        out int pSize);
+
+    [DllImport("shell32.dll", SetLastError = true)]
+    public static extern IntPtr CommandLineToArgvW(
+        [MarshalAs(UnmanagedType.LPWStr)] string lpCmdLine,
+        out int pNumArgs);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    public static extern IntPtr LocalFree(IntPtr hMem);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    public static extern IntPtr OpenProcess(
+        LowLevelTypes.ProcessAccessFlags dwDesiredAccess,
+        [MarshalAs(UnmanagedType.Bool)] bool bInheritHandle,
+        int dwProcessId);
+
+    [DllImport("kernel32.dll", SetLastError = true, CallingConvention = CallingConvention.StdCall,
+        CharSet = CharSet.Unicode)]
+    public static extern uint QueryFullProcessImageName(
+        IntPtr hProcess,
+        [MarshalAs(UnmanagedType.U4)] LowLevelTypes.ProcessQueryImageNameMode flags,
+        [Out] StringBuilder lpImageName, ref int size);
+
+    [DllImport("kernel32.dll", SetLastError = true)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool CloseHandle(IntPtr hObject);
+
+    [DllImport("kernel32.dll", SetLastError = true, CharSet = CharSet.Unicode)]
+    public static extern SafeFileHandle CreateFile(string lpFileName,
+                                                   LowLevelTypes.FileAccessFlags dwDesiredAccess,
+                                                   LowLevelTypes.FileShareFlags dwShareMode,
+                                                   IntPtr lpSecurityAttributes,
+                                                   LowLevelTypes.FileCreationDisposition dwDisp,
+                                                   LowLevelTypes.FileFlagsAndAttributes dwFlags,
+                                                   IntPtr hTemplateFile);
+  }
+}