// null means enumerate all the assemblies
public AssemblyCacheEnum(String assemblyName)
{
IAssemblyName fusionName = null;
int hr = 0;
if (assemblyName != null)
{
hr = GacUtils.CreateAssemblyNameObject(
out fusionName,
assemblyName,
CreateAssemblyNameObjectFlags.CANOF_PARSE_DISPLAY_NAME,
IntPtr.Zero);
}
if (hr >= 0)
{
hr = GacUtils.CreateAssemblyEnum(
out m_AssemblyEnum,
IntPtr.Zero,
fusionName,
AssemblyCacheFlags.GAC,
IntPtr.Zero);
}
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
}
// assemblyName has to be fully specified name.
// A.k.a, for v1.0/v1.1 assemblies, it should be "name, Version=xx, Culture=xx, PublicKeyToken=xx".
// For v2.0 assemblies, it should be "name, Version=xx, Culture=xx, PublicKeyToken=xx, ProcessorArchitecture=xx".
// If assemblyName is not fully specified, a random matching assembly will be uninstalled.
public static void UninstallAssembly(String assemblyName, InstallReference reference, out AssemblyCacheUninstallDisposition disp)
{
AssemblyCacheUninstallDisposition dispResult = AssemblyCacheUninstallDisposition.Uninstalled;
if (reference != null)
{
if (!InstallReferenceGuid.IsValidGuidScheme(reference.GuidScheme))
{
throw new ArgumentException("Invalid reference guid.", "guid");
}
}
IAssemblyCache ac = null;
int hr = GacUtils.CreateAssemblyCache(out ac, 0);
if (hr >= 0)
{
hr = ac.UninstallAssembly(0, assemblyName, reference, out dispResult);
}
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
disp = dispResult;
}
// See comments in UninstallAssembly
public static String QueryAssemblyInfo(String assemblyName)
{
if (assemblyName == null)
{
throw new ArgumentException("Invalid name", "assemblyName");
}
AssemblyInfo aInfo = new AssemblyInfo();
aInfo.cchBuf = 1024;
// Get a string with the desired length
aInfo.currentAssemblyPath = new String('\0', aInfo.cchBuf);
IAssemblyCache ac = null;
int hr = GacUtils.CreateAssemblyCache(out ac, 0);
if (hr >= 0)
{
hr = ac.QueryAssemblyInfo(0, assemblyName, ref aInfo);
}
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
return(aInfo.currentAssemblyPath);
}
public static void InstallAssembly(String assemblyPath, InstallReference reference, AssemblyCommitFlags flags)
{
if (reference != null)
{
if (!InstallReferenceGuid.IsValidGuidScheme(reference.GuidScheme))
{
throw new ArgumentException("Invalid reference guid.", "guid");
}
}
IAssemblyCache ac = null;
int hr = 0;
hr = GacUtils.CreateAssemblyCache(out ac, 0);
if (hr >= 0)
{
hr = ac.InstallAssembly((int)flags, assemblyPath, reference);
}
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
}
public AssemblyCacheInstallReferenceEnum(String assemblyName)
{
IAssemblyName fusionName = null;
int hr = GacUtils.CreateAssemblyNameObject(
out fusionName,
assemblyName,
CreateAssemblyNameObjectFlags.CANOF_PARSE_DISPLAY_NAME,
IntPtr.Zero);
if (hr >= 0)
{
hr = GacUtils.CreateInstallReferenceEnum(out refEnum, fusionName, 0, IntPtr.Zero);
}
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
}
