/// <summary>
/// Enumerates assemblies in the GAC returning those that match given partial name and
/// architecture.
/// </summary>
/// <param name="partialName">The optional partial name.</param>
/// <param name="architectureFilter">The optional architecture filter.</param>
public static IEnumerable <AssemblyIdentity> GetAssemblyIdentities(string partialName = null, Func <ProcessorArchitecture, bool> architectureFilter = null)
{
FusionAssemblyIdentity.IAssemblyName nameObj;
if (partialName != null)
{
nameObj = FusionAssemblyIdentity.ToAssemblyNameObject(partialName);
if (nameObj == null)
{
return(Enumerable.Empty <AssemblyIdentity>());
}
}
else
{
nameObj = null;
}
return(GetAssemblyIdentities(nameObj, architectureFilter));
}
/// <summary>
/// Enumerates assemblies in the GAC returning those that match given partial name and
/// architecture.
/// </summary>
/// <param name="partialName">The optional partial name.</param>
/// <param name="architectureFilter">The optional architecture filter.</param>
public override IEnumerable <AssemblyIdentity> GetAssemblyIdentities(string partialName = null, ImmutableArray <ProcessorArchitecture> architectureFilter = default(ImmutableArray <ProcessorArchitecture>))
{
FusionAssemblyIdentity.IAssemblyName nameObj;
if (partialName != null)
{
nameObj = FusionAssemblyIdentity.ToAssemblyNameObject(partialName);
if (nameObj == null)
{
return(SpecializedCollections.EmptyEnumerable <AssemblyIdentity>());
}
}
else
{
nameObj = null;
}
return(GetAssemblyIdentities(nameObj, architectureFilter));
}
private static AssemblyIdentity ResolvePartialName(
string displayName,
Func <ProcessorArchitecture, bool> architectureFilter,
CultureInfo preferredCulture,
out string location,
bool resolveLocation)
{
if (displayName == null)
{
throw new ArgumentNullException("displayName");
}
location = null;
FusionAssemblyIdentity.IAssemblyName nameObject = FusionAssemblyIdentity.ToAssemblyNameObject(displayName);
if (nameObject == null)
{
return(null);
}
var candidates = GetAssemblyObjects(nameObject, architectureFilter);
string cultureName = (preferredCulture != null && !preferredCulture.IsNeutralCulture) ? preferredCulture.Name : null;
var bestMatch = FusionAssemblyIdentity.GetBestMatch(candidates, cultureName);
if (bestMatch == null)
{
return(null);
}
if (resolveLocation)
{
location = GetAssemblyLocation(bestMatch);
}
return(null);
//return FusionAssemblyIdentity.ToAssemblyIdentity(bestMatch);
}
public override AssemblyIdentity ResolvePartialName(
string displayName,
out string location,
ImmutableArray <ProcessorArchitecture> architectureFilter,
CultureInfo preferredCulture
)
{
if (displayName == null)
{
throw new ArgumentNullException(nameof(displayName));
}
location = null;
FusionAssemblyIdentity.IAssemblyName nameObject =
FusionAssemblyIdentity.ToAssemblyNameObject(displayName);
if (nameObject == null)
{
return(null);
}
var candidates = GetAssemblyObjects(nameObject, architectureFilter);
string cultureName =
(preferredCulture != null && !preferredCulture.IsNeutralCulture)
? preferredCulture.Name
: null;
var bestMatch = FusionAssemblyIdentity.GetBestMatch(candidates, cultureName);
if (bestMatch == null)
{
return(null);
}
location = GetAssemblyLocation(bestMatch);
return(FusionAssemblyIdentity.ToAssemblyIdentity(bestMatch));
}
private static extern int CreateAssemblyEnum(out IAssemblyEnum ppEnum, FusionAssemblyIdentity.IApplicationContext pAppCtx, FusionAssemblyIdentity.IAssemblyName pName, ASM_CACHE dwFlags, IntPtr pvReserved);
internal static unsafe string GetAssemblyLocation(FusionAssemblyIdentity.IAssemblyName nameObject)
{
// NAME | VERSION | CULTURE | PUBLIC_KEY_TOKEN | RETARGET | PROCESSORARCHITECTURE
string fullName = FusionAssemblyIdentity.GetDisplayName(nameObject, FusionAssemblyIdentity.ASM_DISPLAYF.FULL);
fixed (char* p = new char[MAX_PATH])
{
ASSEMBLY_INFO info = new ASSEMBLY_INFO
{
cbAssemblyInfo = (uint)Marshal.SizeOf(typeof(ASSEMBLY_INFO)),
pszCurrentAssemblyPathBuf = p,
cchBuf = (uint)MAX_PATH
};
IAssemblyCache assemblyCacheObject;
CreateAssemblyCache(out assemblyCacheObject, 0);
assemblyCacheObject.QueryAssemblyInfo(0, fullName, ref info);
Debug.Assert(info.pszCurrentAssemblyPathBuf != null);
Debug.Assert(info.pszCurrentAssemblyPathBuf[info.cchBuf - 1] == '\0');
var result = Marshal.PtrToStringUni((IntPtr)info.pszCurrentAssemblyPathBuf, (int)info.cchBuf - 1);
Debug.Assert(result.IndexOf('\0') == -1);
return result;
}
}
// 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:
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.IsDefault)
{
var assemblyArchitecture = FusionAssemblyIdentity.GetProcessorArchitecture(nameObject);
if (!architectureFilter.Contains(assemblyArchitecture))
{
continue;
}
}
yield return nameObject;
}
}
private static IEnumerable<AssemblyIdentity> GetAssemblyIdentities(
FusionAssemblyIdentity.IAssemblyName partialName,
ImmutableArray<ProcessorArchitecture> architectureFilter)
{
return from nameObject in GetAssemblyObjects(partialName, architectureFilter)
select FusionAssemblyIdentity.ToAssemblyIdentity(nameObject);
}
// 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);
}
}
/// <summary>
/// Enumerates assemblies in the GAC returning those that match given partial name and
/// architecture.
/// </summary>
/// <param name="partialName">Optional partial name.</param>
/// <param name="architectureFilter">Optional architecture filter.</param>
public static IEnumerable <AssemblyIdentity> GetAssemblyIdentities(AssemblyName partialName, ImmutableArray <ProcessorArchitecture> architectureFilter = default(ImmutableArray <ProcessorArchitecture>))
{
return(GetAssemblyIdentities(FusionAssemblyIdentity.ToAssemblyNameObject(partialName), architectureFilter));
}
// 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);
}
}
/// <summary>
/// Enumerates assemblies in the GAC returning those that match given partial name and
/// architecture.
/// </summary>
/// <param name="partialName">Optional partial name.</param>
/// <param name="architectureFilter">Optional architecture filter.</param>
public static IEnumerable <AssemblyIdentity> GetAssemblyIdentities(AssemblyName partialName, Func <ProcessorArchitecture, bool> architectureFilter = null)
{
return(GetAssemblyIdentities(FusionAssemblyIdentity.ToAssemblyNameObject(partialName), architectureFilter));
}
