private static extern int CreateAssemblyEnum(
out IAssemblyEnum ppEnum,
FusionAssemblyIdentity.IApplicationContext pAppCtx,
FusionAssemblyIdentity.IAssemblyName pName,
ASM_CACHE dwFlags,
IntPtr pvReserved
);
// Internal for testing.
internal static IEnumerable <FusionAssemblyIdentity.IAssemblyName> GetAssemblyObjects(
FusionAssemblyIdentity.IAssemblyName partialNameFilter,
ImmutableArray <ProcessorArchitecture> architectureFilter)
{
IAssemblyEnum enumerator;
FusionAssemblyIdentity.IApplicationContext applicationContext = null;
int hr = CreateAssemblyEnum(out enumerator, applicationContext, partialNameFilter, ASM_CACHE.GAC, IntPtr.Zero);
if (hr == S_FALSE)
{
// no assembly found
yield break;
}
else if (hr != S_OK)
{
Exception e = Marshal.GetExceptionForHR(hr);
if (e is FileNotFoundException)
{
// invalid assembly name:
yield break;
}
else if (e != null)
{
throw e;
}
else
{
// for some reason it might happen that CreateAssemblyEnum returns non-zero HR that doesn't correspond to any exception:
#if SCRIPTING
throw new ArgumentException(Microsoft.CodeAnalysis.Scripting.ScriptingResources.InvalidAssemblyName);
#else
throw new ArgumentException(Microsoft.CodeAnalysis.WorkspaceDesktopResources.InvalidAssemblyName);
#endif
}
}
while (true)
{
FusionAssemblyIdentity.IAssemblyName nameObject;
hr = enumerator.GetNextAssembly(out applicationContext, out nameObject, 0);
if (hr != 0)
{
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
break;
}
if (!architectureFilter.IsDefault)
{
var assemblyArchitecture = FusionAssemblyIdentity.GetProcessorArchitecture(nameObject);
if (!architectureFilter.Contains(assemblyArchitecture))
{
continue;
}
}
yield return(nameObject);
}
}
// Internal for testing.
internal static IEnumerable <FusionAssemblyIdentity.IAssemblyName> GetAssemblyObjects(
FusionAssemblyIdentity.IAssemblyName partialNameFilter,
Func <ProcessorArchitecture, bool> architectureFilter)
{
IAssemblyEnum enumerator;
FusionAssemblyIdentity.IApplicationContext applicationContext = null;
int hr = CreateAssemblyEnum(out enumerator, applicationContext, partialNameFilter, ASM_CACHE.GAC, IntPtr.Zero);
if (hr == S_FALSE)
{
// no assembly found
yield break;
}
else if (hr != S_OK)
{
Exception e = Marshal.GetExceptionForHR(hr);
if (e is FileNotFoundException)
{
// invalid assembly name:
yield break;
}
else if (e != null)
{
throw e;
}
else
{
// for some reason it might happen that CreateAssemblyEnum returns non-zero HR that doesn't correspond to any exception:
throw new ArgumentException("Invalid assembly name".NeedsLocalization());
}
}
while (true)
{
FusionAssemblyIdentity.IAssemblyName nameObject;
hr = enumerator.GetNextAssembly(out applicationContext, out nameObject, 0);
if (hr != 0)
{
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
break;
}
if (architectureFilter != null)
{
var assemblyArchitecture = FusionAssemblyIdentity.GetProcessorArchitecture(nameObject);
if (!architectureFilter(assemblyArchitecture))
{
continue;
}
}
yield return(nameObject);
}
}
