static unsafe string GetFieldName(IMetaDataImport mdi, uint token)
{
if (mdi == null)
{
return(null);
}
uint chField, dwAttr;
char[] nameBuf = null;
int hr = mdi.GetFieldProps(token, IntPtr.Zero, IntPtr.Zero, 0, out chField, out dwAttr, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
if (hr >= 0 && chField != 0)
{
nameBuf = new char[chField];
fixed(char *p = &nameBuf[0])
hr = mdi.GetFieldProps(token, IntPtr.Zero, new IntPtr(p), (uint)nameBuf.Length, out chField, out dwAttr, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
}
if (hr < 0)
{
return(null);
}
if (chField <= 1)
{
return(string.Empty);
}
return(new string(nameBuf, 0, (int)chField - 1));
}
static FieldAttributes GetFieldAttributes(IMetaDataImport mdi, uint token)
{
uint chField, dwAttr;
int hr = mdi.GetFieldProps(token, IntPtr.Zero, IntPtr.Zero, 0, out chField, out dwAttr, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
return(hr < 0 ? 0 : (FieldAttributes)dwAttr);
}
public FieldProps GetFieldProps(uint fieldDef)
{
FieldProps ret = new FieldProps();
IntPtr sigPtr = IntPtr.Zero;
uint sigSize = 0;
IntPtr constPtr = IntPtr.Zero;
uint constSize = 0;
ret.Token = fieldDef;
ret.Name = Util.GetString(delegate(uint pStringLenght, out uint stringLenght, System.IntPtr pString) {
metaData.GetFieldProps(
ret.Token,
out ret.DeclaringClass,
pString, pStringLenght, out stringLenght, // The string to get
out ret.Flags,
out sigPtr,
out sigSize,
out ret.CPlusTypeFlag,
out constPtr, // TODO: What is this?
out constSize
);
});
ret.SigBlob = new Blob(sigPtr, sigSize);
ret.ConstantValue = new Blob(constPtr, constSize);
return(ret);
}
public unsafe FieldProps GetFieldProps(uint token)
{
FieldProps props;
uint pchName, maxcbName = 50, lenSigBlob;
byte * ptrBlob;
byte[] buffer = new byte[2 * (maxcbName + 1)];
IntPtr ppValue;
uint ppchValue;
importer.GetFieldProps(token, out props.mClass, buffer, maxcbName, out pchName, out props.pdwAttr,
out ptrBlob, out lenSigBlob, out props.pdwCPlusTypeFlag, out ppValue, out ppchValue);
if (pchName > maxcbName)
{
buffer = new byte[2 * (pchName + 1)];
importer.GetFieldProps(token, out props.mClass, buffer, pchName, out pchName, out props.pdwAttr,
out ptrBlob, out lenSigBlob, out props.pdwCPlusTypeFlag, out ppValue, out ppchValue);
}
props.fName = UnicodeEncoding.Unicode.GetString(buffer).Substring(0, (int)pchName - 1);
props.sigBlob = pointerToArray(ptrBlob, lenSigBlob);
props.token = token;
props.ppValue = read_array(ppValue, ppchValue);
return(props);
}
unsafe static object GetFieldConstant(IMetaDataImport mdi, uint token, out CorElementType constantType)
{
constantType = CorElementType.End;
if (mdi == null)
{
return(null);
}
uint chField, dwAttr, cchValue;
IntPtr pValue;
CorElementType constantTypeTmp;
int hr = mdi.GetFieldProps(token, IntPtr.Zero, IntPtr.Zero, 0, out chField, out dwAttr, IntPtr.Zero, IntPtr.Zero, new IntPtr(&constantTypeTmp), new IntPtr(&pValue), new IntPtr(&cchValue));
if (hr < 0 || pValue == IntPtr.Zero)
{
return(null);
}
constantType = constantTypeTmp;
return(ReadConstant(pValue, cchValue, constantType));
}
static unsafe byte[] GetFieldSignature(IMetaDataImport mdi, uint token)
{
if (mdi == null)
{
return(null);
}
uint chField, dwAttr, sigLen = 0;
IntPtr sigAddr;
int hr = mdi.GetFieldProps(token, IntPtr.Zero, IntPtr.Zero, 0, out chField, out dwAttr, new IntPtr(&sigAddr), new IntPtr(&sigLen), IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
if (hr < 0)
{
return(null);
}
var buf = new byte[sigLen];
Marshal.Copy(sigAddr, buf, 0, buf.Length);
return(buf);
}
public FieldProps GetFieldProps(uint fieldToken)
{
FieldProps fieldProps = new FieldProps();
fieldProps.Token = fieldToken;
fieldProps.Name =
Util.GetString(delegate(uint pStringLenght, out uint stringLenght, System.IntPtr pString) {
uint unused;
IntPtr unusedPtr = IntPtr.Zero;
metaData.GetFieldProps(fieldProps.Token,
out fieldProps.ClassToken,
pString, pStringLenght, out stringLenght, // The string to get
out fieldProps.Flags,
IntPtr.Zero,
out unused,
out unused,
out unusedPtr,
out unused);
});
return(fieldProps);
}
public FieldProps GetFieldProps(uint fieldDef)
{
FieldProps ret = new FieldProps();
IntPtr sigPtr = IntPtr.Zero;
uint sigSize = 0;
ret.Token = fieldDef;
ret.Name = Util.GetString(delegate(uint pStringLenght, out uint stringLenght, System.IntPtr pString) {
metaData.GetFieldProps(
ret.Token,
out ret.DeclaringClass,
pString, pStringLenght, out stringLenght,
out ret.Flags,
out sigPtr,
out sigSize,
out ret.ConstantType,
out ret.ConstantPtr,
out ret.ConstantStringLength
);
});
ret.SigBlob = new Blob(sigPtr, sigSize);
return(ret);
}
public static unsafe byte[] GetFieldSignatureBlob(IMetaDataImport mdi, uint token) {
if (mdi == null)
return null;
uint sigLen = 0;
IntPtr sigAddr;
int hr = mdi.GetFieldProps(token, IntPtr.Zero, IntPtr.Zero, 0, IntPtr.Zero, IntPtr.Zero, new IntPtr(&sigAddr), new IntPtr(&sigLen), IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
if (hr < 0 || sigAddr == IntPtr.Zero)
return null;
var buf = new byte[sigLen];
Marshal.Copy(sigAddr, buf, 0, buf.Length);
return buf;
}
public static unsafe string GetFieldName(IMetaDataImport mdi, uint token) {
if (mdi == null)
return null;
uint chField = 0, dwAttr = 0;
char[] nameBuf = null;
int hr = mdi.GetFieldProps(token, IntPtr.Zero, IntPtr.Zero, 0, new IntPtr(&chField), new IntPtr(&dwAttr), IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
if (hr >= 0 && chField != 0) {
nameBuf = new char[chField];
fixed (char* p = &nameBuf[0])
hr = mdi.GetFieldProps(token, IntPtr.Zero, new IntPtr(p), (uint)nameBuf.Length, new IntPtr(&chField), IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
}
if (hr < 0)
return null;
if (chField <= 1)
return string.Empty;
return new string(nameBuf, 0, (int)chField - 1);
}
public unsafe static uint GetFieldOwnerRid(IMetaDataImport mdi, uint token) {
if (mdi == null)
return 0;
if (IsGlobal(mdi, token))
return 1;
uint ownerToken;
int hr = mdi.GetFieldProps(token, new IntPtr(&ownerToken), IntPtr.Zero, 0, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
if (hr != 0)
return 0;
var ownerMdToken = new MDToken(ownerToken);
return ownerMdToken.Table == Table.TypeDef ? ownerMdToken.Rid : 0;
}
internal string _FieldNameFromToken(IMetaDataImport importer, uint fieldtok)
{
uint fieldnamelen = 0;
uint dwAttr;
IntPtr pvSigBlob;
uint cbSigBlob, dwCPlusTypeFlag;
IntPtr pValue;
uint cchValue;
uint classtypetok;
// 33554432/0x02000000 class type refers to the base type.
importer.GetFieldProps(fieldtok, out classtypetok, null, fieldnamelen, out fieldnamelen,
out dwAttr, out pvSigBlob, out cbSigBlob, out dwCPlusTypeFlag, out pValue, out cchValue);
char[] fieldnamebuf = new char[fieldnamelen];
importer.GetFieldProps(fieldtok, out classtypetok, fieldnamebuf, fieldnamelen, out fieldnamelen,
out dwAttr, out pvSigBlob, out cbSigBlob, out dwCPlusTypeFlag, out pValue, out cchValue);
if (0 == fieldnamelen)
{
return null;
}
fieldnamelen--; // Remove nul.
string fieldname = new string(fieldnamebuf, 0, (int)fieldnamelen);
return fieldname;
}
static FieldAttributes GetFieldAttributes(IMetaDataImport mdi, uint token) {
uint chField, dwAttr;
int hr = mdi.GetFieldProps(token, IntPtr.Zero, IntPtr.Zero, 0, out chField, out dwAttr, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
return hr < 0 ? 0 : (FieldAttributes)dwAttr;
}
public static bool FieldIsStatic(IMetaDataImport mdi, uint tk)
{
int dwAttr;
mdi.GetFieldProps(tk, IntPtr.Zero, IntPtr.Zero, 0, IntPtr.Zero, (IntPtr)(&dwAttr), IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
return (dwAttr & (int)CorFieldAttr.fdStatic) != 0;
}
public unsafe static FieldAttributes GetFieldAttributes(IMetaDataImport mdi, uint token) {
uint dwAttr;
int hr = mdi.GetFieldProps(token, IntPtr.Zero, IntPtr.Zero, 0, IntPtr.Zero, new IntPtr(&dwAttr), IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
Debug.Assert(hr == 0);
return hr < 0 ? 0 : (FieldAttributes)dwAttr;
}
public unsafe static object GetFieldConstant(IMetaDataImport mdi, uint token, out CorElementType constantType) {
constantType = CorElementType.End;
if (mdi == null)
return null;
uint cchValue;
IntPtr pValue;
CorElementType constantTypeTmp;
int hr = mdi.GetFieldProps(token, IntPtr.Zero, IntPtr.Zero, 0, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, new IntPtr(&constantTypeTmp), new IntPtr(&pValue), new IntPtr(&cchValue));
if (hr < 0 || pValue == IntPtr.Zero)
return null;
constantType = constantTypeTmp;
return ReadConstant(pValue, cchValue, constantType);
}
public static string FieldGetName(IMetaDataImport mdi, uint tk)
{
uint chName;
mdi.GetFieldProps(tk, IntPtr.Zero, IntPtr.Zero, 0, (IntPtr)(&chName), IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
char* szName = stackalloc char[(int)chName];
mdi.GetFieldProps(tk, IntPtr.Zero, (IntPtr)szName, chName, (IntPtr)(&chName), IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
return new string(szName);
}
