internal bool ResolveComReferenceTlb(ComReferenceInfo referenceInfo, string outputDirectory, string refName, bool topLevelRef, List<string> dependencyPaths, out ComReferenceWrapperInfo wrapperInfo)
{
wrapperInfo = null;
string key = ComReference.UniqueKeyFromTypeLibAttr(referenceInfo.attr);
if (this.cacheTlb.ContainsKey(key))
{
wrapperInfo = (ComReferenceWrapperInfo) this.cacheTlb[key];
return true;
}
bool hasTemporaryWrapper = false;
if (!topLevelRef)
{
foreach (ComReferenceInfo info in this.allProjectRefs)
{
if ((ComReferenceTypes.IsTlbImp(info.taskItem.GetMetadata("WrapperTool")) && !ComReference.AreTypeLibAttrEqual(referenceInfo.attr, info.attr)) && (string.Compare(referenceInfo.typeLibName, info.typeLibName, StringComparison.OrdinalIgnoreCase) == 0))
{
hasTemporaryWrapper = true;
}
}
}
try
{
List<string> referenceFiles = new List<string>(this.GetResolvedAssemblyReferenceItemSpecs());
if (dependencyPaths != null)
{
referenceFiles.AddRange(dependencyPaths);
}
TlbReference reference = new TlbReference(base.Log, this, referenceFiles, referenceInfo, refName, outputDirectory, hasTemporaryWrapper, this.DelaySign, this.KeyFile, this.KeyContainer, this.NoClassMembers, this.TargetProcessorArchitecture, this.IncludeVersionInInteropName, this.ExecuteAsTool, this.tlbimpPath, base.BuildEngine, this.EnvironmentVariables);
if (!reference.FindExistingWrapper(out wrapperInfo, this.timestampCache[referenceInfo.typeLibPath]) && !reference.GenerateWrapper(out wrapperInfo))
{
return false;
}
this.cacheTlb.Add(key, wrapperInfo);
}
catch (Exception exception)
{
if (Microsoft.Build.Shared.ExceptionHandling.NotExpectedException(exception))
{
throw;
}
return false;
}
return true;
}
/// <summary>
/// Helper function - resolves a regular tlb COM classic reference given the type library attributes.
/// </summary>
/// <param name="referenceInfo">Information about the reference to be resolved</param>
/// <param name="outputDirectory">Directory the interop DLL should be written to</param>
/// <param name="refName">Name of reference</param>
/// <param name="topLevelRef">True if this is a top-level reference</param>
/// <param name="wrapperInfo">Information about wrapper locations</param>
/// <returns>True if the reference was already found or successfully generated, false otherwise.</returns>
internal bool ResolveComReferenceTlb(ComReferenceInfo referenceInfo, string outputDirectory, string refName, bool topLevelRef, List<string> dependencyPaths, out ComReferenceWrapperInfo wrapperInfo)
{
wrapperInfo = null;
string typeLibKey = ComReference.UniqueKeyFromTypeLibAttr(referenceInfo.attr);
// look in the TLB cache first
if (_cacheTlb.ContainsKey(typeLibKey))
{
wrapperInfo = (ComReferenceWrapperInfo)_cacheTlb[typeLibKey];
return true;
}
// is it a temporary wrapper?
bool isTemporary = false;
// no top level (included in the project) refs can have temporary wrappers
if (!topLevelRef)
{
// wrapper is temporary if there's a top level tlb reference with the same typelib name, but different attributes
foreach (ComReferenceInfo projectRefInfo in allProjectRefs)
{
if (ComReferenceTypes.IsTlbImp(projectRefInfo.taskItem.GetMetadata(ComReferenceItemMetadataNames.wrapperTool)))
{
// conflicting typelib names for different typelibs? generate a temporary wrapper
if (!ComReference.AreTypeLibAttrEqual(referenceInfo.attr, projectRefInfo.attr) &&
String.Compare(referenceInfo.typeLibName, projectRefInfo.typeLibName, StringComparison.OrdinalIgnoreCase) == 0)
{
isTemporary = true;
}
}
}
}
try
{
List<string> referencePaths = new List<string>(GetResolvedAssemblyReferenceItemSpecs());
if (dependencyPaths != null)
{
referencePaths.AddRange(dependencyPaths);
}
// not in the cache? see if anyone was kind enough to generate it for us
TlbReference reference = new TlbReference(Log, Silent, this, referencePaths, referenceInfo, refName,
outputDirectory, isTemporary, DelaySign, KeyFile, KeyContainer, this.NoClassMembers,
this.TargetProcessorArchitecture, IncludeVersionInInteropName, ExecuteAsTool, _tlbimpPath,
BuildEngine, EnvironmentVariables);
// wrapper doesn't exist or needs regeneration? generate it then
if (!reference.FindExistingWrapper(out wrapperInfo, _timestampCache[referenceInfo.strippedTypeLibPath]))
{
if (!reference.GenerateWrapper(out wrapperInfo))
return false;
}
// if found or successfully generated, cache it.
_cacheTlb.Add(typeLibKey, wrapperInfo);
}
catch (Exception e) when (ExceptionHandling.IsIoRelatedException(e))
{
return false;
}
return true;
}