Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Util / versioninfo.cs / 1 / versioninfo.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * Support for getting file versions * * Copyright (c) 1999 Microsoft Corporation */ namespace System.Web.Util { using System.Diagnostics; using System.Globalization; using System.Text; using System.Runtime.Serialization.Formatters; using System.Configuration.Assemblies; // // Support for getting file version of relevant files // internal class VersionInfo { static private string _systemWebVersion; static private string _engineVersion; static private string _mscoreeVersion; static private string _exeName; static private string _lock = "lock"; private VersionInfo() { } internal static string GetFileVersion(String filename) { #if !FEATURE_PAL // FEATURE_PAL does not fully support FileVersionInfo try { FileVersionInfo ver = FileVersionInfo.GetVersionInfo(filename); return string.Format(CultureInfo.InvariantCulture, "{0}.{1}.{2}.{3}", ver.FileMajorPart, ver.FileMinorPart, ver.FileBuildPart, ver.FilePrivatePart); } catch { return String.Empty; } #else // !FEATURE_PAL // ROTORTODO return String.Empty; #endif // !FEATURE_PAL } internal static string GetLoadedModuleFileName(string module) { #if !FEATURE_PAL // FEATURE_PAL does not fully support FileVersionInfo IntPtr h = UnsafeNativeMethods.GetModuleHandle(module); if (h == IntPtr.Zero) return null; StringBuilder buf = new StringBuilder(256); if (UnsafeNativeMethods.GetModuleFileName(h, buf, 256) == 0) return null; String fileName = buf.ToString(); if (StringUtil.StringStartsWith(fileName, "\\\\?\\")) // on Whistler GetModuleFileName migth return this fileName = fileName.Substring(4); return fileName; #else // !FEATURE_PAL // ROTORTODO return String.Empty; #endif // !FEATURE_PAL } internal static string GetLoadedModuleVersion(string module) { String filename = GetLoadedModuleFileName(module); if (filename == null) return null; return GetFileVersion(filename); } internal static string SystemWebVersion { get { if (_systemWebVersion == null) { lock(_lock) { if (_systemWebVersion == null) _systemWebVersion = GetFileVersion(typeof(HttpRuntime).Module.FullyQualifiedName); } } return _systemWebVersion; } } internal static string EngineVersion { #if !FEATURE_PAL // FEATURE_PAL does not enable IIS-based hosting features get { if (_engineVersion == null) { lock(_lock) { if (_engineVersion == null) _engineVersion = GetLoadedModuleVersion(ModName.ENGINE_FULL_NAME); } } return _engineVersion; #else // !FEATURE_PAL // ROTORTODO return "1.2.0.0"; #endif // !FEATURE_PAL } } internal static string ClrVersion { get { if (_mscoreeVersion == null) { lock(_lock) { if (_mscoreeVersion == null) _mscoreeVersion = GetLoadedModuleVersion("MSCORWKS.DLL"); } } return _mscoreeVersion; } } internal static string ExeName { get { if (_exeName == null) { lock(_lock) { if (_exeName == null) { String s = GetLoadedModuleFileName(null); if (s == null) s = String.Empty; // strip path int i = s.LastIndexOf('\\'); if (i >= 0) s = s.Substring(i+1); // strip extension i = s.LastIndexOf('.'); if (i >= 0) s = s.Substring(0, i); _exeName = s.ToLower(CultureInfo.InvariantCulture); } } } return _exeName; } } } // // Support for getting OS Flavor // internal enum OsFlavor { Undetermined, Other, WebBlade, StdServer, AdvServer, DataCenter, } #if UNUSED internal class OsVersionInfo { private const UInt32 VER_NT_WORKSTATION = 0x0000001; private const UInt32 VER_NT_DOMAIN_CONTROLLER = 0x0000002; private const UInt32 VER_NT_SERVER = 0x0000003; private const UInt32 VER_SUITE_ENTERPRISE = 0x00000002; private const UInt32 VER_SUITE_DATACENTER = 0x00000080; private const UInt32 VER_SUITE_PERSONAL = 0x00000200; private const UInt32 VER_SUITE_BLADE = 0x00000400; internal static OsFlavor s_osFlavor = OsFlavor.Undetermined; private OsVersionInfo() { } internal static OsFlavor CurrentOsFlavor { get { if (s_osFlavor == OsFlavor.Undetermined) { #if !FEATURE_PAL // FEATURE_PAL has no defined OS Flavor UnsafeNativeMethods.OSVERSIONINFOEX x = new UnsafeNativeMethods.OSVERSIONINFOEX(); if (UnsafeNativeMethods.GetVersionEx(x)) { UInt32 product = (UInt32)x.wProductType; UInt32 suite = (UInt32)x.wSuiteMask; if (product == VER_NT_SERVER || product == VER_NT_DOMAIN_CONTROLLER) { if ((suite&VER_SUITE_BLADE) != 0) s_osFlavor = OsFlavor.WebBlade; else if ((suite&VER_SUITE_ENTERPRISE) != 0) s_osFlavor = OsFlavor.AdvServer; else if ((suite&VER_SUITE_DATACENTER) != 0) s_osFlavor = OsFlavor.DataCenter; else s_osFlavor = OsFlavor.StdServer; } else { s_osFlavor = OsFlavor.Other; } } #else // !FEATURE_PAL // ROTORTODO s_osFlavor = OsFlavor.Other; #endif // !FEATURE_PAL } return s_osFlavor; } } } #endif }
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