public override GetValueResult GetValue(string fileName, int fieldIndex, int unitIndex,
int maxLen, GetValueFlags flags, out string fieldValue, out ContentFieldType fieldType)
{
_getAborted = false;
fieldType = ContentFieldType.NoMoreFields;
fieldValue = null;
if (string.IsNullOrEmpty(fileName))
{
return(GetValueResult.FieldEmpty);
}
if (fieldIndex < 0 || fieldIndex > FieldCount - 1)
{
return(GetValueResult.NoSuchField);
}
var field = Fields[fieldIndex];
if (null == field)
{
return(GetValueResult.NoSuchField);
}
fieldType = field.ContentType;
var res = field.GetValue(fileName, flags, ref _getAborted);
fieldValue = res.Value;
return(res.Result);
}
private static string IncludeObjectId(DkmClrValue value, string valueStr, GetValueFlags flags)
{
Debug.Assert(valueStr != null);
return((flags & GetValueFlags.IncludeObjectId) == 0 ?
valueStr :
value.IncludeObjectId(valueStr));
}
public override ValueResult GetValue(string fileName, GetValueFlags flags, ref bool getAborted)
{
if (Directory.Exists(fileName))
{
if ((flags & GetValueFlags.DelayIfSlow) != 0)
{
return(ValueResult.OnDemand("?"));
}
try
{
long size = GetDirectorySize(fileName, ref getAborted);
return(ValueResult.Success(GetSizeValue(size)));
} catch (IOException)
{
// Directory changed, stop long operation
return(ValueResult.FieldEmpty());
}
}
if (File.Exists(fileName))
{
var info = new FileInfo(fileName);
return(ValueResult.Success(GetSizeValue(info.Length)));
}
return(new ValueResult {
Result = GetValueResult.FileError, Value = string.Empty
});
}
public static int GetValueW([MarshalAs(UnmanagedType.LPWStr)] string fileName,
int fieldIndex, int unitIndex, IntPtr fieldValue, int maxLen, int flags)
{
GetValueResult result;
ContentFieldType fieldType = ContentFieldType.NoMoreFields;
GetValueFlags gvFlags = (GetValueFlags)flags;
callSignature = String.Format("ContentGetValue '{0}' ({1}/{2}/{3})",
fileName, fieldIndex, unitIndex, gvFlags.ToString());
try {
string fieldValueStr;
// TODO: add - comments where .NET plugin interface differs from TC
result = Plugin.GetValue(fileName, fieldIndex, unitIndex,
maxLen, gvFlags, out fieldValueStr, out fieldType);
if (result == GetValueResult.Success ||
result == GetValueResult.Delayed ||
result == GetValueResult.OnDemand)
{
ContentFieldType resultType =
result == GetValueResult.Success ? fieldType : ContentFieldType.WideString;
(new ContentValue(fieldValueStr, resultType)).CopyTo(fieldValue);
}
// !!! may produce much trace info !!!
TraceCall(TraceLevel.Verbose, String.Format("{0} - {1}", result.ToString(), fieldValueStr));
} catch (Exception ex) {
ProcessException(ex);
result = GetValueResult.NoSuchField;
}
return(result == GetValueResult.Success ? (int)fieldType : (int)result);
}
public override ValueResult GetValue(string fileName, GetValueFlags flags, ref bool getAborted)
{
if (Directory.Exists(fileName))
{
return(ValueResult.Success("Folder"));
}
if (File.Exists(fileName))
{
var info = new FileInfo(fileName);
string fileType;
switch (info.Extension.ToLower())
{
case ".exe":
case ".dll":
case ".sys":
case ".com":
fileType = "Program";
break;
case ".zip":
case ".rar":
case ".cab":
case ".7z":
fileType = "Archive";
break;
case ".bmp":
case ".jpg":
case ".png":
case ".gif":
fileType = "Image";
break;
case ".mp3":
case ".avi":
case ".wav":
fileType = "Multimedia";
break;
case ".htm":
case ".html":
fileType = "Web Page";
break;
default:
fileType = "File";
break;
}
return(ValueResult.Success(fileType));
}
return(new ValueResult {
Result = GetValueResult.FileError, Value = string.Empty
});
}
public override ValueResult GetValue(string fileName, GetValueFlags flags, ref bool getAborted)
{
if (Directory.Exists(fileName))
{
var info = new DirectoryInfo(fileName);
string timeString = info.CreationTime.ToString("G");
return(ValueResult.Success(timeString));
}
if (File.Exists(fileName))
{
var info = new FileInfo(fileName);
string timeString = info.CreationTime.ToString("G");
return(ValueResult.Success(timeString));
}
return(ValueResult.FileError());
}
internal string GetValueString(DkmClrValue value, ObjectDisplayOptions options, GetValueFlags flags)
{
if (value.IsError())
{
return((string)value.HostObjectValue);
}
if (UsesHexadecimalNumbers(value))
{
options |= ObjectDisplayOptions.UseHexadecimalNumbers;
}
var lmrType = value.Type.GetLmrType();
if (IsPredefinedType(lmrType) && !lmrType.IsObject())
{
if (lmrType.IsString())
{
var stringValue = (string)value.HostObjectValue;
if (stringValue == null)
{
return(_nullString);
}
return(IncludeObjectId(
value,
FormatString(stringValue, options),
flags));
}
else if (lmrType.IsCharacter())
{
return(IncludeObjectId(
value,
FormatLiteral((char)value.HostObjectValue, options | ObjectDisplayOptions.IncludeCodePoints),
flags));
}
else
{
return(IncludeObjectId(
value,
FormatPrimitive(value, options & ~ObjectDisplayOptions.UseQuotes),
flags));
}
}
else if (value.IsNull && !lmrType.IsPointer)
{
return(_nullString);
}
else if (lmrType.IsEnum)
{
return(IncludeObjectId(
value,
GetEnumDisplayString(lmrType, value, options, (flags & GetValueFlags.IncludeTypeName) != 0),
flags));
}
else if (lmrType.IsArray)
{
return(IncludeObjectId(
value,
GetArrayDisplayString(lmrType, value.ArrayDimensions, value.ArrayLowerBounds, options),
flags));
}
else if (lmrType.IsPointer)
{
// NOTE: the HostObjectValue will have a size corresponding to the process bitness
// and FormatPrimitive will adjust accordingly.
var tmp = FormatPrimitive(value, ObjectDisplayOptions.UseHexadecimalNumbers); // Always in hex.
Debug.Assert(tmp != null);
return(tmp);
}
else if (lmrType.IsNullable())
{
var nullableValue = value.GetNullableValue();
// It should be impossible to nest nullables, so this recursion should introduce only a single extra stack frame.
return(nullableValue == null
? _nullString
: GetValueString(nullableValue, ObjectDisplayOptions.None, GetValueFlags.IncludeTypeName));
}
// "value.EvaluateToString()" will check "Call string-conversion function on objects in variables windows"
// (Tools > Options setting) and call "value.ToString()" if appropriate.
return(IncludeObjectId(
value,
string.Format(_defaultFormat, value.EvaluateToString() ?? value.InspectionContext.GetTypeName(value.Type)),
flags));
}
public override ValueResult GetValue(string fileName, GetValueFlags flags, ref bool getAborted)
{
var info = new FileInfo(fileName);
return(ValueResult.Success(ReplaceDates(info.Name)));
}
private static string IncludeObjectId(DkmClrValue value, string valueStr, GetValueFlags flags)
{
Debug.Assert(valueStr != null);
return (flags & GetValueFlags.IncludeObjectId) == 0 ?
valueStr :
value.IncludeObjectId(valueStr);
}
internal string GetValueString(DkmClrValue value, DkmInspectionContext inspectionContext, ObjectDisplayOptions options, GetValueFlags flags)
{
if (value.IsError())
{
return (string)value.HostObjectValue;
}
if (UsesHexadecimalNumbers(inspectionContext))
{
options |= ObjectDisplayOptions.UseHexadecimalNumbers;
}
var lmrType = value.Type.GetLmrType();
if (IsPredefinedType(lmrType) && !lmrType.IsObject())
{
if (lmrType.IsString())
{
var stringValue = (string)value.HostObjectValue;
if (stringValue == null)
{
return _nullString;
}
return IncludeObjectId(
value,
FormatString(stringValue, options),
flags);
}
else if (lmrType.IsCharacter())
{
return IncludeObjectId(
value,
FormatLiteral((char)value.HostObjectValue, options | ObjectDisplayOptions.IncludeCodePoints),
flags);
}
else
{
return IncludeObjectId(
value,
FormatPrimitive(value, options & ~ObjectDisplayOptions.UseQuotes, inspectionContext),
flags);
}
}
else if (value.IsNull && !lmrType.IsPointer)
{
return _nullString;
}
else if (lmrType.IsEnum)
{
return IncludeObjectId(
value,
GetEnumDisplayString(lmrType, value, options, (flags & GetValueFlags.IncludeTypeName) != 0, inspectionContext),
flags);
}
else if (lmrType.IsArray)
{
return IncludeObjectId(
value,
GetArrayDisplayString(lmrType, value.ArrayDimensions, value.ArrayLowerBounds, options),
flags);
}
else if (lmrType.IsPointer)
{
// NOTE: the HostObjectValue will have a size corresponding to the process bitness
// and FormatPrimitive will adjust accordingly.
var tmp = FormatPrimitive(value, ObjectDisplayOptions.UseHexadecimalNumbers, inspectionContext); // Always in hex.
Debug.Assert(tmp != null);
return tmp;
}
else if (lmrType.IsNullable())
{
var nullableValue = value.GetNullableValue(inspectionContext);
// It should be impossible to nest nullables, so this recursion should introduce only a single extra stack frame.
return nullableValue == null
? _nullString
: GetValueString(nullableValue, inspectionContext, ObjectDisplayOptions.None, GetValueFlags.IncludeTypeName);
}
// "value.EvaluateToString()" will check "Call string-conversion function on objects in variables windows"
// (Tools > Options setting) and call "value.ToString()" if appropriate.
return IncludeObjectId(
value,
string.Format(_defaultFormat, value.EvaluateToString(inspectionContext) ?? inspectionContext.GetTypeName(value.Type, CustomTypeInfo: null, FormatSpecifiers: NoFormatSpecifiers)),
flags);
}
private string GetValueString(
DkmClrValue value,
DkmInspectionContext inspectionContext,
ObjectDisplayOptions options,
GetValueFlags flags
)
{
if (value.IsError())
{
return((string)value.HostObjectValue);
}
if (UsesHexadecimalNumbers(inspectionContext))
{
options |= ObjectDisplayOptions.UseHexadecimalNumbers;
}
var lmrType = value.Type.GetLmrType();
if (IsPredefinedType(lmrType) && !lmrType.IsObject())
{
if (lmrType.IsString())
{
var stringValue = (string)value.HostObjectValue;
if (stringValue == null)
{
return(_nullString);
}
return(IncludeObjectId(value, FormatString(stringValue, options), flags));
}
else if (lmrType.IsCharacter())
{
// check if HostObjectValue is null, since any of these types might actually be a synthetic value as well.
if (value.HostObjectValue == null)
{
return(_hostValueNotFoundString);
}
return(IncludeObjectId(
value,
FormatLiteral(
(char)value.HostObjectValue,
options | ObjectDisplayOptions.IncludeCodePoints
),
flags
));
}
else
{
return(IncludeObjectId(
value,
FormatPrimitive(
value,
options
& ~(
ObjectDisplayOptions.UseQuotes
| ObjectDisplayOptions.EscapeNonPrintableCharacters
),
inspectionContext
),
flags
));
}
}
else if (value.IsNull && !lmrType.IsPointer)
{
return(_nullString);
}
else if (lmrType.IsEnum)
{
return(IncludeObjectId(
value,
GetEnumDisplayString(
lmrType,
value,
options,
(flags & GetValueFlags.IncludeTypeName) != 0,
inspectionContext
),
flags
));
}
else if (lmrType.IsArray)
{
return(IncludeObjectId(
value,
GetArrayDisplayString(
value.Type.AppDomain,
lmrType,
value.ArrayDimensions,
value.ArrayLowerBounds,
options
),
flags
));
}
else if (lmrType.IsPointer)
{
// NOTE: the HostObjectValue will have a size corresponding to the process bitness
// and FormatPrimitive will adjust accordingly.
var tmp = FormatPrimitive(
value,
ObjectDisplayOptions.UseHexadecimalNumbers,
inspectionContext
); // Always in hex.
Debug.Assert(tmp != null);
return(tmp);
}
else if (lmrType.IsNullable())
{
var nullableValue = value.GetNullableValue(inspectionContext);
// It should be impossible to nest nullables, so this recursion should introduce only a single extra stack frame.
return(nullableValue == null
? _nullString
: GetValueString(
nullableValue,
inspectionContext,
ObjectDisplayOptions.None,
GetValueFlags.IncludeTypeName
));
}
else if (lmrType.IsIntPtr())
{
// check if HostObjectValue is null, since any of these types might actually be a synthetic value as well.
if (value.HostObjectValue == null)
{
return(_hostValueNotFoundString);
}
if (IntPtr.Size == 8)
{
var intPtr = ((IntPtr)value.HostObjectValue).ToInt64();
return(FormatPrimitiveObject(
intPtr,
ObjectDisplayOptions.UseHexadecimalNumbers
));
}
else
{
var intPtr = ((IntPtr)value.HostObjectValue).ToInt32();
return(FormatPrimitiveObject(
intPtr,
ObjectDisplayOptions.UseHexadecimalNumbers
));
}
}
else if (lmrType.IsUIntPtr())
{
// check if HostObjectValue is null, since any of these types might actually be a synthetic value as well.
if (value.HostObjectValue == null)
{
return(_hostValueNotFoundString);
}
if (UIntPtr.Size == 8)
{
var uIntPtr = ((UIntPtr)value.HostObjectValue).ToUInt64();
return(FormatPrimitiveObject(
uIntPtr,
ObjectDisplayOptions.UseHexadecimalNumbers
));
}
else
{
var uIntPtr = ((UIntPtr)value.HostObjectValue).ToUInt32();
return(FormatPrimitiveObject(
uIntPtr,
ObjectDisplayOptions.UseHexadecimalNumbers
));
}
}
else
{
int cardinality;
if (lmrType.IsTupleCompatible(out cardinality) && (cardinality > 1))
{
var values = ArrayBuilder <string> .GetInstance();
if (value.TryGetTupleFieldValues(cardinality, values, inspectionContext))
{
return(IncludeObjectId(
value,
GetTupleExpression(values.ToArrayAndFree()),
flags
));
}
values.Free();
}
}
// "value.EvaluateToString()" will check "Call string-conversion function on objects in variables windows"
// (Tools > Options setting) and call "value.ToString()" if appropriate.
return(IncludeObjectId(
value,
string.Format(
_defaultFormat,
value.EvaluateToString(inspectionContext)
?? inspectionContext.GetTypeName(
value.Type,
CustomTypeInfo: null,
FormatSpecifiers: NoFormatSpecifiers
)
),
flags
));
}
public abstract ValueResult GetValue(string fileName, GetValueFlags flags, ref bool getAborted);
public override GetValueResult GetValue(string fileName, int fieldIndex, int unitIndex,
int maxLen, GetValueFlags flags, out string fieldValue, out ContentFieldType fieldType)
{
GetValueResult result = GetValueResult.FieldEmpty;
fieldType = ContentFieldType.NoMoreFields;
fieldValue = null;
if (String.IsNullOrEmpty(fileName))
{
return(result);
}
if (Directory.Exists(fileName))
{
DirectoryInfo info = new DirectoryInfo(fileName);
string createdDT = info.CreationTime.ToString("G");
switch (fieldIndex)
{
case FileTypeIdx:
fieldValue = "Folder";
fieldType = ContentFieldType.WideString;
break;
case Size32Idx:
if ((flags & GetValueFlags.DelayIfSlow) != 0)
{
fieldValue = "?";
result = GetValueResult.OnDemand;
}
else
{
try {
long size = GetDirectorySize(fileName);
fieldType = ContentFieldType.NumericFloating;
fieldValue = GetSizeValue(size);
} catch (IOException) {
// Directory changed, stop long operation
result = GetValueResult.FieldEmpty;
}
}
break;
case CreateDateTimeIdx:
fieldValue = createdDT;
fieldType = ContentFieldType.DateTime;
break;
case CreateDateIdx:
fieldValue = createdDT;
fieldType = ContentFieldType.Date;
break;
case CreateTimeIdx:
fieldValue = createdDT;
fieldType = ContentFieldType.Time;
break;
default:
result = GetValueResult.NoSuchField;
break;
}
}
else if (File.Exists(fileName))
{
FileInfo info = new FileInfo(fileName);
string createdDT = info.CreationTime.ToString("G");
switch (fieldIndex)
{
case FileTypeIdx:
string fileType = String.Empty;
switch (info.Extension.ToLower())
{
case ".exe":
case ".dll":
case ".sys":
case ".com":
fileType = "Program";
break;
case ".zip":
case ".rar":
case ".cab":
case ".7z":
fileType = "Archive";
break;
case ".bmp":
case ".jpg":
case ".png":
case ".gif":
fileType = "Это Image";
break;
case ".mp3":
case ".avi":
case ".wav":
fileType = "Multimedia";
break;
case ".htm":
case ".html":
fileType = "Web Page";
break;
default:
fileType = "File";
break;
}
if (!String.IsNullOrEmpty(fileType))
{
fieldValue = fileType;
fieldType = ContentFieldType.WideString;
}
break;
case Size32Idx:
long size = info.Length;
fieldType = ContentFieldType.NumericFloating;
fieldValue = GetSizeValue(size);
break;
case CreateDateTimeIdx:
fieldValue = createdDT;
fieldType = ContentFieldType.DateTime;
break;
case CreateDateIdx:
fieldValue = createdDT;
fieldType = ContentFieldType.Date;
break;
case CreateTimeIdx:
fieldValue = createdDT;
fieldType = ContentFieldType.Time;
break;
default:
result = GetValueResult.NoSuchField;
break;
}
}
else
{
result = GetValueResult.FileError;
}
if (!fieldType.Equals(ContentFieldType.NoMoreFields))
{
result = GetValueResult.Success;
}
return(result);
}
public virtual GetValueResult GetValue(string fileName, int fieldIndex, int unitIndex,
int maxLen, GetValueFlags flags, out string fieldValue, out ContentFieldType fieldType)
{
throw new MethodNotSupportedException("GetValue", true);
}