GacUtil.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Configuration / GacUtil.cs / 1 / GacUtil.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.Configuration { 
    using System.Web.Configuration; 
    using System.Runtime.InteropServices;
    using System.Security.Permissions; 

    /*
    class for installing ASP.BrowserCapabilitiesFactory into gac
    */ 
    internal sealed class GacUtil : IGac {
 
 
        [SecurityPermission(SecurityAction.Demand, UnmanagedCode = true)]
        public void GacInstall(string assemblyPath) { 

#if !FEATURE_PAL
            IAssemblyCache ac = null;
            int hr = NativeMethods.CreateAssemblyCache(out ac, 0); 
            if (0 == hr) hr = ac.InstallAssembly(0, assemblyPath, IntPtr.Zero);
#else // !FEATURE_PAL 
            int hr = -1; 
            try
            { 
                Process gacutilprocess = new System.Diagnostics.Process();
                if (gacutilprocess != null)
                {
                    gacutilprocess.StartInfo.CreateNoWindow = true; 
#if PLATFORM_UNIX
                    gacutilprocess.StartInfo.FileName = "gacutil"; 
#else 
                    gacutilprocess.StartInfo.FileName = "gacutil.exe";
#endif 
                    gacutilprocess.StartInfo.UseShellExecute = false;
                    gacutilprocess.StartInfo.Arguments = "/i " + assemblyPath;
                    gacutilprocess.Start();
                    while (!gacutilprocess.HasExited) 
                    {
                        Thread.Sleep(250); 
                    } 
                    hr = gacutilprocess.ExitCode;
                } 
            }
            catch (Exception)
            {
                hr = -1; 
            }
#endif // FEATURE_PAL 
 
            if (0 != hr) {
                throw new Exception(SR.GetString(SR.Failed_gac_install)); 
            }
        }

        [SecurityPermission(SecurityAction.Demand, UnmanagedCode = true)] 
        public bool GacUnInstall(string assemblyName) {
            IAssemblyCache ac = null; 
            uint position = 0; 
            int hr = NativeMethods.CreateAssemblyCache(out ac, 0);
 
            if (0 == hr) {
                hr = ac.UninstallAssembly(0, assemblyName, IntPtr.Zero, out position);
                if (position == 3 /*IASSEMBLYCACHE_UNINSTALL_DISPOSITION_ALREADY_UNINSTALLED*/) {
                    return false; 
                }
            } 
 
            if (0 != hr) {
                throw new Exception(SR.GetString(SR.Failed_gac_uninstall)); 
            }

            return true;
        } 
    }
}

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