public static bool TryGetFieldAccessMetadata( MetadataReader metadataReader, RuntimeTypeHandle runtimeTypeHandle, FieldHandle fieldHandle, out FieldAccessMetadata fieldAccessMetadata) { throw new NotImplementedException(); }
/// <summary> /// Try to look up field acccess info for given canon in metadata blobs for all available modules. /// </summary> /// <param name="metadataReader">Metadata reader for the declaring type</param> /// <param name="declaringTypeHandle">Declaring type for the method</param> /// <param name="fieldHandle">Field handle</param> /// <param name="canonFormKind">Canonical form to use</param> /// <param name="fieldAccessMetadata">Output - metadata information for field accessor construction</param> /// <returns>true when found, false otherwise</returns> public static bool TryGetFieldAccessMetadata( MetadataReader metadataReader, RuntimeTypeHandle runtimeTypeHandle, FieldHandle fieldHandle, out FieldAccessMetadata fieldAccessMetadata) { fieldAccessMetadata = default(FieldAccessMetadata); if (TryGetFieldAccessMetadataFromFieldAccessMap( metadataReader, runtimeTypeHandle, fieldHandle, CanonicalFormKind.Specific, ref fieldAccessMetadata)) { return(true); } if (TryGetFieldAccessMetadataFromFieldAccessMap( metadataReader, runtimeTypeHandle, fieldHandle, CanonicalFormKind.Universal, ref fieldAccessMetadata)) { return(true); } TypeSystemContext context = TypeSystemContextFactory.Create(); bool success = TryGetFieldAccessMetadataFromNativeFormatMetadata( metadataReader, runtimeTypeHandle, fieldHandle, context, ref fieldAccessMetadata); TypeSystemContextFactory.Recycle(context); return(success); }
/// <summary> /// Try to look up field acccess info for given canon in metadata blobs for all available modules. /// </summary> /// <param name="metadataReader">Metadata reader for the declaring type</param> /// <param name="declaringTypeHandle">Declaring type for the method</param> /// <param name="fieldHandle">Field handle</param> /// <param name="canonFormKind">Canonical form to use</param> /// <param name="fieldAccessMetadata">Output - metadata information for field accessor construction</param> /// <returns>true when found, false otherwise</returns> public static bool TryGetFieldAccessMetadata( MetadataReader metadataReader, RuntimeTypeHandle runtimeTypeHandle, FieldHandle fieldHandle, out FieldAccessMetadata fieldAccessMetadata) { fieldAccessMetadata = default(FieldAccessMetadata); if (TryGetFieldAccessMetadataFromFieldAccessMap( metadataReader, runtimeTypeHandle, fieldHandle, CanonicalFormKind.Specific, ref fieldAccessMetadata)) { return true; } if (TryGetFieldAccessMetadataFromFieldAccessMap( metadataReader, runtimeTypeHandle, fieldHandle, CanonicalFormKind.Universal, ref fieldAccessMetadata)) { return true; } TypeSystemContext context = TypeSystemContextFactory.Create(); bool success = TryGetFieldAccessMetadataFromNativeFormatMetadata( metadataReader, runtimeTypeHandle, fieldHandle, context, ref fieldAccessMetadata); TypeSystemContextFactory.Recycle(context); return success; }
/// <summary> /// Try to figure out field access information based on type metadata for native format types. /// </summary> /// <param name="metadataReader">Metadata reader for the declaring type</param> /// <param name="declaringTypeHandle">Declaring type for the method</param> /// <param name="fieldHandle">Field handle</param> /// <param name="canonFormKind">Canonical form to use</param> /// <param name="fieldAccessMetadata">Output - metadata information for field accessor construction</param> /// <returns>true when found, false otherwise</returns> private static bool TryGetFieldAccessMetadataFromNativeFormatMetadata( MetadataReader metadataReader, RuntimeTypeHandle declaringTypeHandle, FieldHandle fieldHandle, TypeSystemContext context, ref FieldAccessMetadata fieldAccessMetadata) { Field field = metadataReader.GetField(fieldHandle); string fieldName = metadataReader.GetString(field.Name); TypeDesc declaringType = context.ResolveRuntimeTypeHandle(declaringTypeHandle); #if SUPPORTS_NATIVE_METADATA_TYPE_LOADING if (declaringType is MetadataType) { return(TryGetFieldAccessMetadataForNativeFormatType(declaringType, fieldName, ref fieldAccessMetadata)); } #endif return(false); }
/// <summary> /// Locate field on native format type and fill in the field access flags and offset. /// </summary> /// <param name="type">Metadata reader for the declaring type</param> /// <param name="fieldName">Field name</param> /// <param name="fieldAccessMetadata">Output - metadata information for field accessor construction</param> /// <returns>true when found, false otherwise</returns> private static bool TryGetFieldAccessMetadataForNativeFormatType( TypeDesc type, string fieldName, ref FieldAccessMetadata fieldAccessMetadata) { #if SUPPORTS_NATIVE_METADATA_TYPE_LOADING FieldDesc fieldDesc = type.GetField(fieldName); if (fieldDesc == null) { return(false); } fieldAccessMetadata.MappingTableModule = IntPtr.Zero; #if SUPPORTS_R2R_LOADING fieldAccessMetadata.MappingTableModule = ModuleList.Instance.GetModuleForMetadataReader(((NativeFormatType)type.GetTypeDefinition()).MetadataReader); #endif fieldAccessMetadata.Offset = fieldDesc.Offset; fieldAccessMetadata.Flags = FieldTableFlags.HasMetadataHandle; if (fieldDesc.IsThreadStatic) { // Specify that the data is thread local fieldAccessMetadata.Flags |= FieldTableFlags.ThreadStatic; // Specify that the general purpose field access routine that only relies on offset should be used. fieldAccessMetadata.Flags |= FieldTableFlags.IsUniversalCanonicalEntry; } else if (fieldDesc.IsStatic) { uint nonGcStaticsRVA = 0; uint gcStaticsRVA = 0; bool nonGenericCase = false; if (type is MetadataType) { // Static fields on Non-Generic types are contained within the module, and their offsets // are adjusted by their static rva base. nonGenericCase = true; #if SUPPORTS_R2R_LOADING if (!TryGetStaticsTableEntry((MetadataType)type, nonGcStaticsRVA: out nonGcStaticsRVA, gcStaticsRVA: out gcStaticsRVA)) #endif { Environment.FailFast( "Failed to locate statics table entry for for field '" + fieldName + "' on type " + type.ToString()); } } if (fieldDesc.HasGCStaticBase) { if ((gcStaticsRVA == 0) && nonGenericCase) { Environment.FailFast( "GC statics region was not found for field '" + fieldName + "' on type " + type.ToString()); } fieldAccessMetadata.Offset += (int)gcStaticsRVA; fieldAccessMetadata.Flags |= FieldTableFlags.IsGcSection; } else { if ((nonGcStaticsRVA == 0) && nonGenericCase) { Environment.FailFast( "Non-GC statics region was not found for field '" + fieldName + "' on type " + type.ToString()); } fieldAccessMetadata.Offset += (int)nonGcStaticsRVA; } fieldAccessMetadata.Flags |= FieldTableFlags.Static; return(true); } else { // Instance field fieldAccessMetadata.Flags |= FieldTableFlags.Instance; } return(true); #else return(false); #endif }
/// <summary> /// Try to look up field acccess info for given canon in metadata blobs for all available modules. /// </summary> /// <param name="metadataReader">Metadata reader for the declaring type</param> /// <param name="declaringTypeHandle">Declaring type for the method</param> /// <param name="fieldHandle">Field handle</param> /// <param name="canonFormKind">Canonical form to use</param> /// <param name="fieldAccessMetadata">Output - metadata information for field accessor construction</param> /// <returns>true when found, false otherwise</returns> private static bool TryGetFieldAccessMetadataFromFieldAccessMap( MetadataReader metadataReader, RuntimeTypeHandle declaringTypeHandle, FieldHandle fieldHandle, CanonicalFormKind canonFormKind, ref FieldAccessMetadata fieldAccessMetadata) { CanonicallyEquivalentEntryLocator canonWrapper = new CanonicallyEquivalentEntryLocator(declaringTypeHandle, canonFormKind); IntPtr fieldHandleModule = ModuleList.Instance.GetModuleForMetadataReader(metadataReader); bool isDynamicType = RuntimeAugments.IsDynamicType(declaringTypeHandle); string fieldName = null; RuntimeTypeHandle declaringTypeHandleDefinition = Instance.GetTypeDefinition(declaringTypeHandle); foreach (IntPtr mappingTableModule in ModuleList.Enumerate(RuntimeAugments.GetModuleFromTypeHandle(declaringTypeHandle))) { NativeReader fieldMapReader; if (!TryGetNativeReaderForBlob(mappingTableModule, ReflectionMapBlob.FieldAccessMap, out fieldMapReader)) { continue; } NativeParser fieldMapParser = new NativeParser(fieldMapReader, 0); NativeHashtable fieldHashtable = new NativeHashtable(fieldMapParser); ExternalReferencesTable externalReferences = default(ExternalReferencesTable); if (!externalReferences.InitializeCommonFixupsTable(mappingTableModule)) { continue; } var lookup = fieldHashtable.Lookup(canonWrapper.LookupHashCode); NativeParser entryParser; while (!(entryParser = lookup.GetNext()).IsNull) { // Grammar of a hash table entry: // Flags + DeclaringType + MdHandle or Name + Cookie or Ordinal or Offset FieldTableFlags entryFlags = (FieldTableFlags)entryParser.GetUnsigned(); if ((canonFormKind == CanonicalFormKind.Universal) != entryFlags.HasFlag(FieldTableFlags.IsUniversalCanonicalEntry)) { continue; } RuntimeTypeHandle entryDeclaringTypeHandle = externalReferences.GetRuntimeTypeHandleFromIndex(entryParser.GetUnsigned()); if (!entryDeclaringTypeHandle.Equals(declaringTypeHandle) && !canonWrapper.IsCanonicallyEquivalent(entryDeclaringTypeHandle)) { continue; } if (entryFlags.HasFlag(FieldTableFlags.HasMetadataHandle)) { Handle entryFieldHandle = (((int)HandleType.Field << 24) | (int)entryParser.GetUnsigned()).AsHandle(); if (!fieldHandle.Equals(entryFieldHandle)) { continue; } } else { if (fieldName == null) { MetadataReader mdReader; TypeDefinitionHandle typeDefHandleUnused; bool success = Instance.TryGetMetadataForNamedType( declaringTypeHandleDefinition, out mdReader, out typeDefHandleUnused); Debug.Assert(success); fieldName = mdReader.GetString(fieldHandle.GetField(mdReader).Name); } string entryFieldName = entryParser.GetString(); if (fieldName != entryFieldName) { continue; } } int cookieOrOffsetOrOrdinal = (int)entryParser.GetUnsigned(); int fieldOffset; IntPtr fieldAddressCookie = IntPtr.Zero; if (canonFormKind == CanonicalFormKind.Universal) { if (!TypeLoaderEnvironment.Instance.TryGetFieldOffset(declaringTypeHandle, (uint)cookieOrOffsetOrOrdinal, out fieldOffset)) { Debug.Assert(false); return(false); } } else { #if CORERT fieldOffset = cookieOrOffsetOrOrdinal; #else fieldOffset = (int)externalReferences.GetRvaFromIndex((uint)cookieOrOffsetOrOrdinal); #endif } if ((entryFlags & FieldTableFlags.StorageClass) == FieldTableFlags.ThreadStatic) { if (canonFormKind != CanonicalFormKind.Universal) { fieldAddressCookie = RvaToNonGenericStaticFieldAddress(mappingTableModule, fieldOffset); } if (!entryDeclaringTypeHandle.Equals(declaringTypeHandle)) { // In this case we didn't find an exact match, but we did find a canonically equivalent match // We might be in the dynamic type case, or the canonically equivalent, but not the same case. if (!RuntimeAugments.IsDynamicType(declaringTypeHandle)) { int offsetToCreateCookieFor = fieldOffset; // We're working with a statically generated type, but we didn't find an exact match in the tables if (canonFormKind != CanonicalFormKind.Universal) { offsetToCreateCookieFor = checked ((int)TypeLoaderEnvironment.GetThreadStaticTypeOffsetFromThreadStaticCookie(fieldAddressCookie)); } fieldAddressCookie = TypeLoaderEnvironment.Instance.TryGetThreadStaticFieldOffsetCookieForTypeAndFieldOffset(declaringTypeHandle, checked ((uint)offsetToCreateCookieFor)); } } } fieldAccessMetadata.MappingTableModule = mappingTableModule; fieldAccessMetadata.Cookie = fieldAddressCookie; fieldAccessMetadata.Flags = entryFlags; fieldAccessMetadata.Offset = fieldOffset; return(true); } } return(false); }
/// <summary> /// Try to look up field access info for given canon in metadata blobs for all available modules. /// </summary> /// <param name="metadataReader">Metadata reader for the declaring type</param> /// <param name="declaringTypeHandle">Declaring type for the method</param> /// <param name="fieldHandle">Field handle</param> /// <param name="canonFormKind">Canonical form to use</param> /// <param name="fieldAccessMetadata">Output - metadata information for field accessor construction</param> /// <returns>true when found, false otherwise</returns> private static unsafe bool TryGetFieldAccessMetadataFromFieldAccessMap( MetadataReader metadataReader, RuntimeTypeHandle declaringTypeHandle, FieldHandle fieldHandle, CanonicalFormKind canonFormKind, ref FieldAccessMetadata fieldAccessMetadata) { CanonicallyEquivalentEntryLocator canonWrapper = new CanonicallyEquivalentEntryLocator(declaringTypeHandle, canonFormKind); string fieldName = null; RuntimeTypeHandle declaringTypeHandleDefinition = TypeLoaderEnvironment.GetTypeDefinition(declaringTypeHandle); foreach (NativeFormatModuleInfo mappingTableModule in ModuleList.EnumerateModules(RuntimeAugments.GetModuleFromTypeHandle(declaringTypeHandle))) { NativeReader fieldMapReader; if (!TryGetNativeReaderForBlob(mappingTableModule, ReflectionMapBlob.FieldAccessMap, out fieldMapReader)) { continue; } NativeParser fieldMapParser = new NativeParser(fieldMapReader, 0); NativeHashtable fieldHashtable = new NativeHashtable(fieldMapParser); ExternalReferencesTable externalReferences = default(ExternalReferencesTable); if (!externalReferences.InitializeCommonFixupsTable(mappingTableModule)) { continue; } var lookup = fieldHashtable.Lookup(canonWrapper.LookupHashCode); NativeParser entryParser; while (!(entryParser = lookup.GetNext()).IsNull) { // Grammar of a hash table entry: // Flags + DeclaringType + MdHandle or Name + Cookie or Ordinal or Offset FieldTableFlags entryFlags = (FieldTableFlags)entryParser.GetUnsigned(); if ((canonFormKind == CanonicalFormKind.Universal) != ((entryFlags & FieldTableFlags.IsUniversalCanonicalEntry) != 0)) { continue; } RuntimeTypeHandle entryDeclaringTypeHandle = externalReferences.GetRuntimeTypeHandleFromIndex(entryParser.GetUnsigned()); if (!entryDeclaringTypeHandle.Equals(declaringTypeHandle) && !canonWrapper.IsCanonicallyEquivalent(entryDeclaringTypeHandle)) { continue; } if ((entryFlags & FieldTableFlags.HasMetadataHandle) != 0) { Handle entryFieldHandle = (((int)HandleType.Field << 24) | (int)entryParser.GetUnsigned()).AsHandle(); if (!fieldHandle.Equals(entryFieldHandle)) { continue; } } else { if (fieldName == null) { QTypeDefinition qTypeDefinition; bool success = Instance.TryGetMetadataForNamedType( declaringTypeHandleDefinition, out qTypeDefinition); Debug.Assert(success); MetadataReader nativeFormatMetadataReader = qTypeDefinition.NativeFormatReader; fieldName = nativeFormatMetadataReader.GetString(fieldHandle.GetField(nativeFormatMetadataReader).Name); } string entryFieldName = entryParser.GetString(); if (fieldName != entryFieldName) { continue; } } int fieldOffset; IntPtr fieldAddressCookie = IntPtr.Zero; if (canonFormKind == CanonicalFormKind.Universal) { if (!TypeLoaderEnvironment.Instance.TryGetFieldOffset(declaringTypeHandle, entryParser.GetUnsigned() /* field ordinal */, out fieldOffset)) { Debug.Assert(false); return(false); } } else { if ((entryFlags & FieldTableFlags.FieldOffsetEncodedDirectly) != 0) { fieldOffset = (int)entryParser.GetUnsigned(); } else { fieldOffset = 0; fieldAddressCookie = externalReferences.GetAddressFromIndex(entryParser.GetUnsigned()); FieldTableFlags storageClass = entryFlags & FieldTableFlags.StorageClass; if (storageClass == FieldTableFlags.GCStatic || storageClass == FieldTableFlags.ThreadStatic) { fieldOffset = (int)entryParser.GetUnsigned(); } } } fieldAccessMetadata.MappingTableModule = mappingTableModule.Handle; fieldAccessMetadata.Cookie = fieldAddressCookie; fieldAccessMetadata.Flags = entryFlags; fieldAccessMetadata.Offset = fieldOffset; return(true); } } return(false); }
/// <summary> /// Locate field on native format type and fill in the field access flags and offset. /// </summary> /// <param name="type">Metadata reader for the declaring type</param> /// <param name="fieldName">Field name</param> /// <param name="fieldAccessMetadata">Output - metadata information for field accessor construction</param> /// <returns>true when found, false otherwise</returns> private static bool TryGetFieldAccessMetadataForNativeFormatType( TypeDesc type, string fieldName, ref FieldAccessMetadata fieldAccessMetadata) { #if SUPPORTS_NATIVE_METADATA_TYPE_LOADING FieldDesc fieldDesc = type.GetField(fieldName); if (fieldDesc == null) { return false; } fieldAccessMetadata.MappingTableModule = IntPtr.Zero; #if SUPPORTS_R2R_LOADING fieldAccessMetadata.MappingTableModule = ModuleList.Instance.GetModuleForMetadataReader(((NativeFormatType)type.GetTypeDefinition()).MetadataReader); #endif fieldAccessMetadata.Offset = fieldDesc.Offset; fieldAccessMetadata.Flags = FieldTableFlags.HasMetadataHandle; if (fieldDesc.IsThreadStatic) { // Specify that the data is thread local fieldAccessMetadata.Flags |= FieldTableFlags.ThreadStatic; // Specify that the general purpose field access routine that only relies on offset should be used. fieldAccessMetadata.Flags |= FieldTableFlags.IsUniversalCanonicalEntry; } else if (fieldDesc.IsStatic) { uint nonGcStaticsRVA = 0; uint gcStaticsRVA = 0; bool nonGenericCase = false; if (type is MetadataType) { // Static fields on Non-Generic types are contained within the module, and their offsets // are adjusted by their static rva base. nonGenericCase = true; #if SUPPORTS_R2R_LOADING if (!TryGetStaticsTableEntry((MetadataType)type, nonGcStaticsRVA: out nonGcStaticsRVA, gcStaticsRVA: out gcStaticsRVA)) #endif { Environment.FailFast( "Failed to locate statics table entry for for field '" + fieldName + "' on type " + type.ToString()); } } if (fieldDesc.HasGCStaticBase) { if ((gcStaticsRVA == 0) && nonGenericCase) { Environment.FailFast( "GC statics region was not found for field '" + fieldName + "' on type " + type.ToString()); } fieldAccessMetadata.Offset += (int)gcStaticsRVA; fieldAccessMetadata.Flags |= FieldTableFlags.IsGcSection; } else { if ((nonGcStaticsRVA == 0) && nonGenericCase) { Environment.FailFast( "Non-GC statics region was not found for field '" + fieldName + "' on type " + type.ToString()); } fieldAccessMetadata.Offset += (int)nonGcStaticsRVA; } fieldAccessMetadata.Flags |= FieldTableFlags.Static; return true; } else { // Instance field fieldAccessMetadata.Flags |= FieldTableFlags.Instance; } return true; #else return false; #endif }
/// <summary> /// Try to figure out field access information based on type metadata for native format types. /// </summary> /// <param name="metadataReader">Metadata reader for the declaring type</param> /// <param name="declaringTypeHandle">Declaring type for the method</param> /// <param name="fieldHandle">Field handle</param> /// <param name="canonFormKind">Canonical form to use</param> /// <param name="fieldAccessMetadata">Output - metadata information for field accessor construction</param> /// <returns>true when found, false otherwise</returns> private static bool TryGetFieldAccessMetadataFromNativeFormatMetadata( MetadataReader metadataReader, RuntimeTypeHandle declaringTypeHandle, FieldHandle fieldHandle, TypeSystemContext context, ref FieldAccessMetadata fieldAccessMetadata) { Field field = metadataReader.GetField(fieldHandle); string fieldName = metadataReader.GetString(field.Name); TypeDesc declaringType = context.ResolveRuntimeTypeHandle(declaringTypeHandle); #if SUPPORTS_NATIVE_METADATA_TYPE_LOADING if (declaringType is MetadataType) { return TryGetFieldAccessMetadataForNativeFormatType(declaringType, fieldName, ref fieldAccessMetadata); } #endif return false; }
/// <summary> /// Try to look up field acccess info for given canon in metadata blobs for all available modules. /// </summary> /// <param name="metadataReader">Metadata reader for the declaring type</param> /// <param name="declaringTypeHandle">Declaring type for the method</param> /// <param name="fieldHandle">Field handle</param> /// <param name="canonFormKind">Canonical form to use</param> /// <param name="fieldAccessMetadata">Output - metadata information for field accessor construction</param> /// <returns>true when found, false otherwise</returns> private static bool TryGetFieldAccessMetadataFromFieldAccessMap( MetadataReader metadataReader, RuntimeTypeHandle declaringTypeHandle, FieldHandle fieldHandle, CanonicalFormKind canonFormKind, ref FieldAccessMetadata fieldAccessMetadata) { CanonicallyEquivalentEntryLocator canonWrapper = new CanonicallyEquivalentEntryLocator(declaringTypeHandle, canonFormKind); IntPtr fieldHandleModule = ModuleList.Instance.GetModuleForMetadataReader(metadataReader); bool isDynamicType = RuntimeAugments.IsDynamicType(declaringTypeHandle); string fieldName = null; RuntimeTypeHandle declaringTypeHandleDefinition = Instance.GetTypeDefinition(declaringTypeHandle); foreach (IntPtr mappingTableModule in ModuleList.Enumerate(RuntimeAugments.GetModuleFromTypeHandle(declaringTypeHandle))) { NativeReader fieldMapReader; if (!TryGetNativeReaderForBlob(mappingTableModule, ReflectionMapBlob.FieldAccessMap, out fieldMapReader)) continue; NativeParser fieldMapParser = new NativeParser(fieldMapReader, 0); NativeHashtable fieldHashtable = new NativeHashtable(fieldMapParser); ExternalReferencesTable externalReferences = default(ExternalReferencesTable); if (!externalReferences.InitializeCommonFixupsTable(mappingTableModule)) { continue; } var lookup = fieldHashtable.Lookup(canonWrapper.LookupHashCode); NativeParser entryParser; while (!(entryParser = lookup.GetNext()).IsNull) { // Grammar of a hash table entry: // Flags + DeclaringType + MdHandle or Name + Cookie or Ordinal or Offset FieldTableFlags entryFlags = (FieldTableFlags)entryParser.GetUnsigned(); if ((canonFormKind == CanonicalFormKind.Universal) != entryFlags.HasFlag(FieldTableFlags.IsUniversalCanonicalEntry)) continue; RuntimeTypeHandle entryDeclaringTypeHandle = externalReferences.GetRuntimeTypeHandleFromIndex(entryParser.GetUnsigned()); if (!entryDeclaringTypeHandle.Equals(declaringTypeHandle) && !canonWrapper.IsCanonicallyEquivalent(entryDeclaringTypeHandle)) continue; if (entryFlags.HasFlag(FieldTableFlags.HasMetadataHandle)) { Handle entryFieldHandle = (((int)HandleType.Field << 24) | (int)entryParser.GetUnsigned()).AsHandle(); if (!fieldHandle.Equals(entryFieldHandle)) continue; } else { if (fieldName == null) { MetadataReader mdReader; TypeDefinitionHandle typeDefHandleUnused; bool success = Instance.TryGetMetadataForNamedType( declaringTypeHandleDefinition, out mdReader, out typeDefHandleUnused); Debug.Assert(success); fieldName = mdReader.GetString(fieldHandle.GetField(mdReader).Name); } string entryFieldName = entryParser.GetString(); if (fieldName != entryFieldName) continue; } int cookieOrOffsetOrOrdinal = (int)entryParser.GetUnsigned(); int fieldOffset; IntPtr fieldAddressCookie = IntPtr.Zero; if (canonFormKind == CanonicalFormKind.Universal) { if (!TypeLoaderEnvironment.Instance.TryGetFieldOffset(declaringTypeHandle, (uint)cookieOrOffsetOrOrdinal, out fieldOffset)) { Debug.Assert(false); return false; } } else { #if CORERT fieldOffset = cookieOrOffsetOrOrdinal; #else fieldOffset = (int)externalReferences.GetRvaFromIndex((uint)cookieOrOffsetOrOrdinal); #endif } if ((entryFlags & FieldTableFlags.StorageClass) == FieldTableFlags.ThreadStatic) { if (canonFormKind != CanonicalFormKind.Universal) { fieldAddressCookie = RvaToNonGenericStaticFieldAddress(mappingTableModule, fieldOffset); } if (!entryDeclaringTypeHandle.Equals(declaringTypeHandle)) { // In this case we didn't find an exact match, but we did find a canonically equivalent match // We might be in the dynamic type case, or the canonically equivalent, but not the same case. if (!RuntimeAugments.IsDynamicType(declaringTypeHandle)) { int offsetToCreateCookieFor = fieldOffset; // We're working with a statically generated type, but we didn't find an exact match in the tables if (canonFormKind != CanonicalFormKind.Universal) offsetToCreateCookieFor = checked((int)TypeLoaderEnvironment.GetThreadStaticTypeOffsetFromThreadStaticCookie(fieldAddressCookie)); fieldAddressCookie = TypeLoaderEnvironment.Instance.TryGetThreadStaticFieldOffsetCookieForTypeAndFieldOffset(declaringTypeHandle, checked((uint)offsetToCreateCookieFor)); } } } fieldAccessMetadata.MappingTableModule = mappingTableModule; fieldAccessMetadata.Cookie = fieldAddressCookie; fieldAccessMetadata.Flags = entryFlags; fieldAccessMetadata.Offset = fieldOffset; return true; } } return false; }
public static bool TryGetFieldAccessMetadata( MetadataReader metadataReader, RuntimeTypeHandle runtimeTypeHandle, FieldHandle fieldHandle, out FieldAccessMetadata fieldAccessMetadata) { throw new NotImplementedException(); }