|
public static MakeArray ( |
||
| t | ||
| sizes | List |
|
| loBounds | List |
|
| return | ||
static Type ReadType(IMetadataImport importer, ref IntPtr pData)
{
CorElementType et;
unsafe {
var pBytes = (byte *)pData;
et = (CorElementType)(*pBytes);
pData = (IntPtr)(pBytes + 1);
}
switch (et)
{
case CorElementType.ELEMENT_TYPE_VOID: return(typeof(void));
case CorElementType.ELEMENT_TYPE_BOOLEAN: return(typeof(bool));
case CorElementType.ELEMENT_TYPE_CHAR: return(typeof(char));
case CorElementType.ELEMENT_TYPE_I1: return(typeof(sbyte));
case CorElementType.ELEMENT_TYPE_U1: return(typeof(byte));
case CorElementType.ELEMENT_TYPE_I2: return(typeof(short));
case CorElementType.ELEMENT_TYPE_U2: return(typeof(ushort));
case CorElementType.ELEMENT_TYPE_I4: return(typeof(int));
case CorElementType.ELEMENT_TYPE_U4: return(typeof(uint));
case CorElementType.ELEMENT_TYPE_I8: return(typeof(long));
case CorElementType.ELEMENT_TYPE_U8: return(typeof(ulong));
case CorElementType.ELEMENT_TYPE_R4: return(typeof(float));
case CorElementType.ELEMENT_TYPE_R8: return(typeof(double));
case CorElementType.ELEMENT_TYPE_STRING: return(typeof(string));
case CorElementType.ELEMENT_TYPE_I: return(typeof(IntPtr));
case CorElementType.ELEMENT_TYPE_U: return(typeof(UIntPtr));
case CorElementType.ELEMENT_TYPE_OBJECT: return(typeof(object));
case CorElementType.ELEMENT_TYPE_VAR:
case CorElementType.ELEMENT_TYPE_MVAR:
// Generic args in methods not supported. Return a dummy type.
MetadataHelperFunctions.CorSigUncompressData(ref pData);
return(typeof(GenericType));
case CorElementType.ELEMENT_TYPE_GENERICINST: {
Type t = ReadType(importer, ref pData);
var typeArgs = new List <Type> ();
uint num = MetadataHelperFunctions.CorSigUncompressData(ref pData);
for (int n = 0; n < num; n++)
{
typeArgs.Add(ReadType(importer, ref pData));
}
return(MetadataExtensions.MakeGeneric(t, typeArgs));
}
case CorElementType.ELEMENT_TYPE_PTR: {
Type t = ReadType(importer, ref pData);
return(MetadataExtensions.MakePointer(t));
}
case CorElementType.ELEMENT_TYPE_BYREF: {
Type t = ReadType(importer, ref pData);
return(MetadataExtensions.MakeByRef(t));
}
case CorElementType.ELEMENT_TYPE_END:
case CorElementType.ELEMENT_TYPE_VALUETYPE:
case CorElementType.ELEMENT_TYPE_CLASS: {
uint token = MetadataHelperFunctions.CorSigUncompressToken(ref pData);
return(new MetadataType(importer, (int)token));
}
case CorElementType.ELEMENT_TYPE_ARRAY: {
Type t = ReadType(importer, ref pData);
int rank = (int)MetadataHelperFunctions.CorSigUncompressData(ref pData);
if (rank == 0)
{
return(MetadataExtensions.MakeArray(t, null, null));
}
uint numSizes = MetadataHelperFunctions.CorSigUncompressData(ref pData);
var sizes = new List <int> (rank);
for (int n = 0; n < numSizes && n < rank; n++)
{
sizes.Add((int)MetadataHelperFunctions.CorSigUncompressData(ref pData));
}
uint numLoBounds = MetadataHelperFunctions.CorSigUncompressData(ref pData);
var loBounds = new List <int> (rank);
for (int n = 0; n < numLoBounds && n < rank; n++)
{
loBounds.Add((int)MetadataHelperFunctions.CorSigUncompressData(ref pData));
}
return(MetadataExtensions.MakeArray(t, sizes, loBounds));
}
case CorElementType.ELEMENT_TYPE_SZARRAY: {
Type t = ReadType(importer, ref pData);
return(MetadataExtensions.MakeArray(t, null, null));
}
case CorElementType.ELEMENT_TYPE_FNPTR: {
CorCallingConvention cconv;
Type retType;
List <Type> argTypes;
ReadMethodSignature(importer, ref pData, out cconv, out retType, out argTypes);
return(MetadataExtensions.MakeDelegate(retType, argTypes));
}
case CorElementType.ELEMENT_TYPE_CMOD_REQD:
case CorElementType.ELEMENT_TYPE_CMOD_OPT:
return(ReadType(importer, ref pData));
}
throw new NotSupportedException("Unknown sig element type: " + et);
}
static Type ReadType(IMetadataImport importer, Instantiation instantiation, ref IntPtr pData)
{
CorElementType et;
unsafe {
var pBytes = (byte *)pData;
et = (CorElementType)(*pBytes);
pData = (IntPtr)(pBytes + 1);
}
if ((et & CorElementType.ELEMENT_TYPE_SENTINEL) == CorElementType.ELEMENT_TYPE_SENTINEL)
{
et ^= CorElementType.ELEMENT_TYPE_SENTINEL; // substract SENTINEL bits from element type to get clean ET
}
switch (et)
{
case CorElementType.ELEMENT_TYPE_VOID: return(typeof(void));
case CorElementType.ELEMENT_TYPE_BOOLEAN: return(typeof(bool));
case CorElementType.ELEMENT_TYPE_CHAR: return(typeof(char));
case CorElementType.ELEMENT_TYPE_I1: return(typeof(sbyte));
case CorElementType.ELEMENT_TYPE_U1: return(typeof(byte));
case CorElementType.ELEMENT_TYPE_I2: return(typeof(short));
case CorElementType.ELEMENT_TYPE_U2: return(typeof(ushort));
case CorElementType.ELEMENT_TYPE_I4: return(typeof(int));
case CorElementType.ELEMENT_TYPE_U4: return(typeof(uint));
case CorElementType.ELEMENT_TYPE_I8: return(typeof(long));
case CorElementType.ELEMENT_TYPE_U8: return(typeof(ulong));
case CorElementType.ELEMENT_TYPE_R4: return(typeof(float));
case CorElementType.ELEMENT_TYPE_R8: return(typeof(double));
case CorElementType.ELEMENT_TYPE_STRING: return(typeof(string));
case CorElementType.ELEMENT_TYPE_I: return(typeof(IntPtr));
case CorElementType.ELEMENT_TYPE_U: return(typeof(UIntPtr));
case CorElementType.ELEMENT_TYPE_OBJECT: return(typeof(object));
case CorElementType.ELEMENT_TYPE_TYPEDBYREF: return(typeof(TypedReference));
case CorElementType.ELEMENT_TYPE_VAR: {
var index = MetadataHelperFunctions.CorSigUncompressData(ref pData);
if (index < instantiation.TypeArgs.Count)
{
return(instantiation.TypeArgs[(int)index]);
}
return(new TypeGenericParameter((int)index));
}
case CorElementType.ELEMENT_TYPE_MVAR: {
// Generic args in methods not supported. Return a dummy type.
var index = MetadataHelperFunctions.CorSigUncompressData(ref pData);
return(new MethodGenericParameter((int)index));
}
case CorElementType.ELEMENT_TYPE_GENERICINST: {
Type t = ReadType(importer, instantiation, ref pData);
var typeArgs = new List <Type> ();
uint num = MetadataHelperFunctions.CorSigUncompressData(ref pData);
for (int n = 0; n < num; n++)
{
typeArgs.Add(ReadType(importer, instantiation, ref pData));
}
return(MetadataExtensions.MakeGeneric(t, typeArgs));
}
case CorElementType.ELEMENT_TYPE_PTR: {
Type t = ReadType(importer, instantiation, ref pData);
return(MetadataExtensions.MakePointer(t));
}
case CorElementType.ELEMENT_TYPE_BYREF: {
Type t = ReadType(importer, instantiation, ref pData);
return(MetadataExtensions.MakeByRef(t));
}
case CorElementType.ELEMENT_TYPE_END:
case CorElementType.ELEMENT_TYPE_VALUETYPE:
case CorElementType.ELEMENT_TYPE_CLASS: {
uint token = MetadataHelperFunctions.CorSigUncompressToken(ref pData);
return(new MetadataType(importer, (int)token));
}
case CorElementType.ELEMENT_TYPE_ARRAY: {
Type t = ReadType(importer, instantiation, ref pData);
int rank = (int)MetadataHelperFunctions.CorSigUncompressData(ref pData);
if (rank == 0)
{
return(MetadataExtensions.MakeArray(t, null, null));
}
uint numSizes = MetadataHelperFunctions.CorSigUncompressData(ref pData);
var sizes = new List <int> (rank);
for (int n = 0; n < numSizes && n < rank; n++)
{
sizes.Add((int)MetadataHelperFunctions.CorSigUncompressData(ref pData));
}
uint numLoBounds = MetadataHelperFunctions.CorSigUncompressData(ref pData);
var loBounds = new List <int> (rank);
for (int n = 0; n < numLoBounds && n < rank; n++)
{
loBounds.Add((int)MetadataHelperFunctions.CorSigUncompressData(ref pData));
}
return(MetadataExtensions.MakeArray(t, sizes, loBounds));
}
case CorElementType.ELEMENT_TYPE_SZARRAY: {
Type t = ReadType(importer, instantiation, ref pData);
return(MetadataExtensions.MakeArray(t, null, null));
}
case CorElementType.ELEMENT_TYPE_FNPTR: {
CorCallingConvention cconv;
Type retType;
List <Type> argTypes;
int sentinelIndex;
ReadMethodSignature(importer, instantiation, ref pData, out cconv, out retType, out argTypes, out sentinelIndex);
return(MetadataExtensions.MakeDelegate(retType, argTypes));
}
case CorElementType.ELEMENT_TYPE_CMOD_REQD:
case CorElementType.ELEMENT_TYPE_CMOD_OPT: {
uint token = MetadataHelperFunctions.CorSigUncompressToken(ref pData);
return(new MetadataType(importer, (int)token));
}
case CorElementType.ELEMENT_TYPE_INTERNAL:
return(typeof(object)); // hack to avoid the exceptions. CLR spec says that this type should never occurs, but it occurs sometimes, mystics
case CorElementType.ELEMENT_TYPE_NATIVE_ARRAY_TEMPLATE_ZAPSIG:
case CorElementType.ELEMENT_TYPE_NATIVE_VALUETYPE_ZAPSIG:
return(ReadType(importer, instantiation, ref pData));
case CorElementType.ELEMENT_TYPE_CANON_ZAPSIG:
return(typeof(object)); // this is representation of __Canon type, but it's inaccessible, using object instead
}
throw new NotSupportedException("Unknown sig element type: " + et);
}
static Type ReadType(CorApi.Portable.IMetaDataImport importer, Instantiation instantiation, ref IntPtr pData)
{
CorApi.Portable.CorElementType et;
unsafe {
var pBytes = (byte *)pData;
et = (CorApi.Portable.CorElementType)(*pBytes);
pData = (IntPtr)(pBytes + 1);
}
if ((et & CorApi.Portable.CorElementType.ElementTypeSentinel) == CorApi.Portable.CorElementType.ElementTypeSentinel)
{
et ^= CorApi.Portable.CorElementType.ElementTypeSentinel; // substract SENTINEL bits from element type to get clean ET
}
switch (et)
{
case CorApi.Portable.CorElementType.ElementTypeVoid: return(typeof(void));
case CorApi.Portable.CorElementType.ElementTypeBoolean: return(typeof(bool));
case CorApi.Portable.CorElementType.ElementTypeChar: return(typeof(char));
case CorApi.Portable.CorElementType.ElementTypeI1: return(typeof(sbyte));
case CorApi.Portable.CorElementType.ElementTypeU1: return(typeof(byte));
case CorApi.Portable.CorElementType.ElementTypeI2: return(typeof(short));
case CorApi.Portable.CorElementType.ElementTypeU2: return(typeof(ushort));
case CorApi.Portable.CorElementType.ElementTypeI4: return(typeof(int));
case CorApi.Portable.CorElementType.ElementTypeU4: return(typeof(uint));
case CorApi.Portable.CorElementType.ElementTypeI8: return(typeof(long));
case CorApi.Portable.CorElementType.ElementTypeU8: return(typeof(ulong));
case CorApi.Portable.CorElementType.ElementTypeR4: return(typeof(float));
case CorApi.Portable.CorElementType.ElementTypeR8: return(typeof(double));
case CorApi.Portable.CorElementType.ElementTypeString: return(typeof(string));
case CorApi.Portable.CorElementType.ElementTypeI: return(typeof(IntPtr));
case CorApi.Portable.CorElementType.ElementTypeU: return(typeof(UIntPtr));
case CorApi.Portable.CorElementType.ElementTypeObject: return(typeof(object));
case CorApi.Portable.CorElementType.ElementTypeTypedbyref: return(typeof(TypedReference));
case CorApi.Portable.CorElementType.ElementTypeVar: {
var index = MetadataHelperFunctions.CorSigUncompressData(ref pData);
if (index < instantiation.TypeArgs.Count)
{
return(instantiation.TypeArgs[(int)index]);
}
return(new TypeGenericParameter((int)index));
}
case CorApi.Portable.CorElementType.ElementTypeMvar: {
// Generic args in methods not supported. Return a dummy type.
var index = MetadataHelperFunctions.CorSigUncompressData(ref pData);
return(new MethodGenericParameter((int)index));
}
case CorApi.Portable.CorElementType.ElementTypeGenericinst: {
Type t = ReadType(importer, instantiation, ref pData);
var typeArgs = new List <Type> ();
uint num = MetadataHelperFunctions.CorSigUncompressData(ref pData);
for (int n = 0; n < num; n++)
{
typeArgs.Add(ReadType(importer, instantiation, ref pData));
}
return(MetadataExtensions.MakeGeneric(t, typeArgs));
}
case CorApi.Portable.CorElementType.ElementTypePtr: {
Type t = ReadType(importer, instantiation, ref pData);
return(MetadataExtensions.MakePointer(t));
}
case CorApi.Portable.CorElementType.ElementTypeByref: {
Type t = ReadType(importer, instantiation, ref pData);
return(MetadataExtensions.MakeByRef(t));
}
case CorApi.Portable.CorElementType.ElementTypeEnd:
case CorApi.Portable.CorElementType.ElementTypeValuetype:
case CorApi.Portable.CorElementType.ElementTypeClass: {
uint token = MetadataHelperFunctions.CorSigUncompressToken(ref pData);
return(new MetadataType(importer, (int)token));
}
case CorApi.Portable.CorElementType.ElementTypeArray: {
Type t = ReadType(importer, instantiation, ref pData);
int rank = (int)MetadataHelperFunctions.CorSigUncompressData(ref pData);
if (rank == 0)
{
return(MetadataExtensions.MakeArray(t, null, null));
}
uint numSizes = MetadataHelperFunctions.CorSigUncompressData(ref pData);
var sizes = new List <int> (rank);
for (int n = 0; n < numSizes && n < rank; n++)
{
sizes.Add((int)MetadataHelperFunctions.CorSigUncompressData(ref pData));
}
uint numLoBounds = MetadataHelperFunctions.CorSigUncompressData(ref pData);
var loBounds = new List <int> (rank);
for (int n = 0; n < numLoBounds && n < rank; n++)
{
loBounds.Add((int)MetadataHelperFunctions.CorSigUncompressData(ref pData));
}
return(MetadataExtensions.MakeArray(t, sizes, loBounds));
}
case CorApi.Portable.CorElementType.ElementTypeSzarray: {
Type t = ReadType(importer, instantiation, ref pData);
return(MetadataExtensions.MakeArray(t, null, null));
}
case CorApi.Portable.CorElementType.ElementTypeFnptr: {
CorCallingConvention cconv;
Type retType;
List <Type> argTypes;
int sentinelIndex;
ReadMethodSignature(importer, instantiation, ref pData, out cconv, out retType, out argTypes, out sentinelIndex);
return(MetadataExtensions.MakeDelegate(retType, argTypes));
}
case CorApi.Portable.CorElementType.ElementTypeCmodReqd:
case CorApi.Portable.CorElementType.ElementTypeCmodOptimization: {
uint token = MetadataHelperFunctions.CorSigUncompressToken(ref pData);
return(new MetadataType(importer, (int)token));
}
case CorApi.Portable.CorElementType.ElementTypeInternal:
return(typeof(object)); // hack to avoid the exceptions. CLR spec says that this type should never occurs, but it occurs sometimes, mystics
case (CorApi.Portable.CorElementType)CorApi.Portable.CorElementTypeExtra.ELEMENT_TYPE_NATIVE_ARRAY_TEMPLATE_ZAPSIG:
case (CorApi.Portable.CorElementType)CorApi.Portable.CorElementTypeExtra.ELEMENT_TYPE_NATIVE_VALUETYPE_ZAPSIG:
return(ReadType(importer, instantiation, ref pData));
case (CorApi.Portable.CorElementType)CorApi.Portable.CorElementTypeExtra.ELEMENT_TYPE_CANON_ZAPSIG:
return(typeof(object)); // this is representation of __Canon type, but it's inaccessible, using object instead
}
throw new NotSupportedException("Unknown sig element type: " + et);
}
