aboutsummaryrefslogtreecommitdiffhomepage
path: root/src/csharp/Grpc.Core/Internal/MarshalUtils.cs
diff options
context:
space:
mode:
Diffstat (limited to 'src/csharp/Grpc.Core/Internal/MarshalUtils.cs')
-rw-r--r--src/csharp/Grpc.Core/Internal/MarshalUtils.cs90
1 files changed, 90 insertions, 0 deletions
diff --git a/src/csharp/Grpc.Core/Internal/MarshalUtils.cs b/src/csharp/Grpc.Core/Internal/MarshalUtils.cs
new file mode 100644
index 0000000000..897e2f70bb
--- /dev/null
+++ b/src/csharp/Grpc.Core/Internal/MarshalUtils.cs
@@ -0,0 +1,90 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace Grpc.Core.Internal
+{
+ /// <summary>
+ /// Useful methods for native/managed marshalling.
+ /// </summary>
+ internal static class MarshalUtils
+ {
+ static readonly Encoding EncodingUTF8 = System.Text.Encoding.UTF8;
+ static readonly Encoding EncodingASCII = System.Text.Encoding.ASCII;
+
+ /// <summary>
+ /// Converts <c>IntPtr</c> pointing to a UTF-8 encoded byte array to <c>string</c>.
+ /// </summary>
+ public static string PtrToStringUTF8(IntPtr ptr, int len)
+ {
+ var bytes = new byte[len];
+ Marshal.Copy(ptr, bytes, 0, len);
+ return EncodingUTF8.GetString(bytes);
+ }
+
+ /// <summary>
+ /// Returns byte array containing UTF-8 encoding of given string.
+ /// </summary>
+ public static byte[] GetBytesUTF8(string str)
+ {
+ return EncodingUTF8.GetBytes(str);
+ }
+
+ /// <summary>
+ /// Get string from a UTF8 encoded byte array.
+ /// </summary>
+ public static string GetStringUTF8(byte[] bytes)
+ {
+ return EncodingUTF8.GetString(bytes);
+ }
+
+ /// <summary>
+ /// Returns byte array containing ASCII encoding of given string.
+ /// </summary>
+ public static byte[] GetBytesASCII(string str)
+ {
+ return EncodingASCII.GetBytes(str);
+ }
+
+ /// <summary>
+ /// Get string from an ASCII encoded byte array.
+ /// </summary>
+ public static string GetStringASCII(byte[] bytes)
+ {
+ return EncodingASCII.GetString(bytes);
+ }
+ }
+}