Implement FreeBSD's uname(3)

Claunia.IO/ChangeLog

@@ -1,3 +1,9 @@
+2015-05-03  Natalia Portillo  <claunia@claunia.com>
+
+	* Claunia.IO.csproj:
+	* Interop/FreeBSD/Interop.FreeBSD.uname.cs:
+	  Implement FreeBSD's uname(3)
+
 2015-05-03  Natalia Portillo  <claunia@claunia.com>
 
 	* Claunia.IO.csproj:

Claunia.IO/Claunia.IO.csproj

@@ -62,6 +62,7 @@
     <Compile Include="Interop\Linux\Interop.Linux.stat.cs" />
     <Compile Include="Interop\FreeBSD\Interop.FreeBSD.Errors.cs" />
     <Compile Include="Interop\FreeBSD\Interop.FreeBSD.Libraries.cs" />
+    <Compile Include="Interop\FreeBSD\Interop.FreeBSD.uname.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <ItemGroup>

Claunia.IO/Interop/FreeBSD/Interop.FreeBSD.uname.cs

@@ -0,0 +1,76 @@
+//
+// Interop.FreeBSD.uname.cs
+//
+// Author:
+//       Natalia Portillo <claunia@claunia.com>
+//
+// Copyright (c) 2015 © Claunia.com
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+using System;
+using System.Runtime.InteropServices;
+
+internal static partial class Interop
+{
+    internal static partial class FreeBSD
+    {
+        /// <summary>
+        /// OS X uname structure
+        /// </summary>
+        [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
+        internal struct utsname
+        {
+            /// <summary>
+            /// System name
+            /// </summary>
+            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
+            public string sysname;
+            /// <summary>
+            /// Node name
+            /// </summary>
+            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
+            public string nodename;
+            /// <summary>
+            /// Release level
+            /// </summary>
+            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
+            public string release;
+            /// <summary>
+            /// Version level
+            /// </summary>
+            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
+            public string version;
+            /// <summary>
+            /// Hardware level
+            /// </summary>
+            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
+            public string machine;
+        }
+
+        /// <summary>
+        /// Gets system identification
+        /// Calls to system's uname(3)
+        /// </summary>
+        /// <param name="name"><see cref="utsname"/>.</param>
+        /// <returns>On success, 0. On failure, -1, and errno is set.</returns>
+        [DllImport("libc", SetLastError = true)]
+        internal static extern int uname(out utsname name);
+    }
+}
+