public DisplayModuleInfo(string ModuleName, PE Pe, ModuleSearchStrategy Location, ModuleFlag Flags = 0)
{
_Name = ModuleName;
_Filepath = Pe.Filepath;
_Flags = Flags;
// Do not set this variables in order to
// lessen memory allocations
_Imports = null;
_Exports = null;
_Location = Location;
_Info = new ModuleInfo()
{
Machine = Pe.Properties.Machine,
Magic = Pe.Properties.Magic,
Filesize = Pe.Properties.FileSize,
ImageBase = (UInt64)Pe.Properties.ImageBase,
SizeOfImage = Pe.Properties.SizeOfImage,
EntryPoint = (UInt64)Pe.Properties.EntryPoint,
Checksum = Pe.Properties.Checksum,
CorrectChecksum = Pe.Properties.CorrectChecksum,
Subsystem = Pe.Properties.Subsystem,
SubsystemVersion = Pe.Properties.SubsystemVersion,
Characteristics = Pe.Properties.Characteristics,
DllCharacteristics = Pe.Properties.DllCharacteristics,
};
AddNewEventHandler("FullPath", "FullPath", "ModuleName", this.GetPathDisplayName);
}
private void PopulateVersionInformation()
{
// Version information appears next to the QR finder pattern
// See ISO/IEC 18004:2006(E), Sec. 6.10
// Pattern only appears in QR code version 7 and greater
if (Version < 7)
{
return;
}
// The version information is an 18-bit sequence: the 6-bit version number and a 12-bit error correction code
uint versionInformation = _versionInformationEncodings[Version - 7];
Debug.Assert(versionInformation >> 12 == Version);
for (int i = 0; i < 18; i++)
{
ModuleFlag type = ModuleFlag.Reserved | ((((versionInformation >> i) & 0x2) != 0) ? ModuleFlag.Dark : ModuleFlag.Light);
int x = i / 3;
int y = Width - 11 + (i % 3);
_modules.Set(x, y, type, overwrite: true); // upper-right
_modules.Set(y, x, type, overwrite: true); // lower-left
}
}
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
ModuleFlag Flags = (ModuleFlag)value;
// ext-ms api are considered optional
if (((Flags & ModuleFlag.NotFound) != 0) && ((Flags & ModuleFlag.ApiSetExt) == 0))
{
return("Images/InvalidOverlay.png");
}
bool DelayLoadModule = (Flags & ModuleFlag.DelayLoad) != 0;
if (DelayLoadModule)
{
return("Images/HourglassOverlay.png");
}
// How to handle delay-load + missing import?
if ((Flags & ModuleFlag.MissingImports) != 0)
{
return("Images/InvalidOverlay.png");
}
bool ClrAssembly = (Flags & ModuleFlag.ClrReference) != 0;
if (ClrAssembly)
{
return("Images/ReferenceOverlay.png");
}
return(null);
}
public PE LoadImport(string ModuleName, DisplayModuleInfo CurrentModule = null, bool DelayLoad = false)
{
if (CurrentModule == null)
{
CurrentModule = this._SelectedModule;
}
Tuple <ModuleSearchStrategy, PE> ResolvedModule = BinaryCache.ResolveModule(
this.Pe,
ModuleName,
this.SxsEntriesCache,
this.CustomSearchFolders,
this.WorkingDirectory
);
string ModuleFilepath = (ResolvedModule.Item2 != null) ? ResolvedModule.Item2.Filepath : null;
ModuleCacheKey ModuleKey = new ModuleCacheKey(ModuleName, ModuleFilepath);
if ((ModuleFilepath != null) && !this.ProcessedModulesCache.ContainsKey(ModuleKey))
{
ModuleFlag DelayLoadFlag = (DelayLoad) ? ModuleFlag.DelayLoad : 0;
if (ResolvedModule.Item1 == ModuleSearchStrategy.ApiSetSchema)
{
var ApiSetContractModule = new DisplayModuleInfo(
BinaryCache.LookupApiSetLibrary(ModuleName),
ResolvedModule.Item2,
ResolvedModule.Item1,
DelayLoadFlag & ModuleFlag.ApiSet
);
var NewModule = new ApiSetModuleInfo(ModuleName, ref ApiSetContractModule);
this.ProcessedModulesCache[ModuleKey] = NewModule;
}
else
{
var NewModule = new DisplayModuleInfo(
ModuleName,
ResolvedModule.Item2,
ResolvedModule.Item1,
DelayLoadFlag
);
this.ProcessedModulesCache[ModuleKey] = NewModule;
}
// add it to the module list
this.ModulesList.AddModule(this.ProcessedModulesCache[ModuleKey]);
}
return(ResolvedModule.Item2);
}
private void SetFlag(int row, int col, ModuleFlag flag, bool overwrite)
{
int blockNum, blockOffset;
GetOffsets(row, col, out blockNum, out blockOffset);
int leftShiftValue = 2 * blockOffset;
byte newFlag = (byte)(((byte)flag & 0x3) << leftShiftValue);
if (overwrite)
{
byte originalValue = _buffer[blockNum];
byte originalValueMasked = (byte)(originalValue & ~(0x3 << leftShiftValue));
byte newValue = (byte)(originalValueMasked | newFlag);
_buffer[blockNum] = newValue;
}
else
{
_buffer[blockNum] |= newFlag;
}
}
private void SetFlag(int row, int col, ModuleFlag flag, bool overwrite)
{
int blockNum, blockOffset;
GetOffsets(row, col, out blockNum, out blockOffset);
int leftShiftValue = 2 * blockOffset;
byte newFlag = (byte)(((byte)flag & 0x3) << leftShiftValue);
if (overwrite)
{
byte originalValue = _buffer[blockNum];
byte originalValueMasked = (byte)(originalValue & ~(0x3 << leftShiftValue));
byte newValue = (byte)(originalValueMasked | newFlag);
_buffer[blockNum] = newValue;
}
else
{
_buffer[blockNum] |= newFlag;
}
}
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
ModuleFlag Flags = (ModuleFlag)value;
bool DelayLoadModule = (Flags & ModuleFlag.DelayLoad) != 0;
if (DelayLoadModule)
{
return("Images/Hourglass.png");
}
bool ClrAssembly = (Flags & ModuleFlag.ClrReference) != 0;
if (ClrAssembly)
{
return("Images/Reference.png");
}
return(null);
}
private void PopulateReservedModuleBits()
{
// This isn't the most efficient way to fill in the template, but it's only
// performed once, then cached. So speed isn't a huge issue.
// Fill in timing pattern in row 6 and col 6.
// ISO/IEC 18004:2006(E), Sec. 5.3.4
for (int i = 0; i < Width; i++)
{
ModuleFlag moduleFlag = ModuleFlag.Reserved | ((i % 2 == 0) ? ModuleFlag.Dark : ModuleFlag.Light);
_modules.Set(i, 6, moduleFlag, overwrite: true);
_modules.Set(6, i, moduleFlag, overwrite: true);
}
// Fill in the finder patterns (the "QR" patterns)
PopulateFinderPatterns();
// Fill in alignment patterns (the smaller "QR" patterns throughout the encoding region)
PopulateAlignmentPatterns();
// Fill in version information (next to the finder pattern)
PopulateVersionInformation();
}
public void Set(int row, int col, ModuleFlag flag, bool overwrite = false)
{
CheckParameters(row, col);
SetFlag(row, col, flag, overwrite);
}
public ModuleCacheKey(string _Name, string _Filepath, ModuleFlag _Flags = ModuleFlag.NoFlag)
{
Name = _Name;
Filepath = _Filepath;
Flags = _Flags;
}
private void ApplyFormatInformationEncodedBits(uint bits)
{
// See ISO/IEC 18004:2006(E), Sec. 6.9.1, Figure 25
ModuleFlag b14 = GetTypeFromBitPosition(bits, 14);
_modules.Set(8, 0, b14);
_modules.Set(Width - 1, 8, b14);
ModuleFlag b13 = GetTypeFromBitPosition(bits, 13);
_modules.Set(8, 1, b13);
_modules.Set(Width - 2, 8, b13);
ModuleFlag b12 = GetTypeFromBitPosition(bits, 12);
_modules.Set(8, 2, b12);
_modules.Set(Width - 3, 8, b12);
ModuleFlag b11 = GetTypeFromBitPosition(bits, 11);
_modules.Set(8, 3, b11);
_modules.Set(Width - 4, 8, b11);
ModuleFlag b10 = GetTypeFromBitPosition(bits, 10);
_modules.Set(8, 4, b10);
_modules.Set(Width - 5, 8, b10);
ModuleFlag b09 = GetTypeFromBitPosition(bits, 9);
_modules.Set(8, 5, b09);
_modules.Set(Width - 6, 8, b09);
ModuleFlag b08 = GetTypeFromBitPosition(bits, 8);
_modules.Set(8, 7, b08);
_modules.Set(Width - 7, 8, b08);
_modules.Set(Width - 8, 8, ModuleFlag.Dark); // dark module above bit 8 in bottom-left
ModuleFlag b07 = GetTypeFromBitPosition(bits, 7);
_modules.Set(8, 8, b07);
_modules.Set(8, Width - 8, b07);
ModuleFlag b06 = GetTypeFromBitPosition(bits, 6);
_modules.Set(7, 8, b06);
_modules.Set(8, Width - 7, b06);
ModuleFlag b05 = GetTypeFromBitPosition(bits, 5);
_modules.Set(5, 8, b05);
_modules.Set(8, Width - 6, b05);
ModuleFlag b04 = GetTypeFromBitPosition(bits, 4);
_modules.Set(4, 8, b04);
_modules.Set(8, Width - 5, b04);
ModuleFlag b03 = GetTypeFromBitPosition(bits, 3);
_modules.Set(3, 8, b03);
_modules.Set(8, Width - 4, b03);
ModuleFlag b02 = GetTypeFromBitPosition(bits, 2);
_modules.Set(2, 8, b02);
_modules.Set(8, Width - 3, b02);
ModuleFlag b01 = GetTypeFromBitPosition(bits, 1);
_modules.Set(1, 8, b01);
_modules.Set(8, Width - 2, b01);
ModuleFlag b00 = GetTypeFromBitPosition(bits, 0);
_modules.Set(0, 8, b00);
_modules.Set(8, Width - 1, b00);
}
private static void DrawRect(ModuleBlock modules, int row, int col, int width, int height, ModuleFlag type, bool xor = false)
{
for (int i = 0; i < height; i++)
{
for (int j = 0; j < width; j++)
{
modules.Set(row + i, col + j, type, !xor);
}
}
}
// Draws a square of the specified width whose top-left corner is at the specified coords
private static void DrawSquare(ModuleBlock modules, int row, int col, int width, ModuleFlag type, bool xor = false)
{
DrawRect(modules, row, col, width, width, type, xor);
}
public void Set(int row, int col, ModuleFlag flag, bool overwrite = false)
{
CheckParameters(row, col);
SetFlag(row, col, flag, overwrite);
}
private static void DrawRect(ModuleBlock modules, int row, int col, int width, int height, ModuleFlag type, bool xor = false)
{
for (int i = 0; i < height; i++)
{
for (int j = 0; j < width; j++)
{
modules.Set(row + i, col + j, type, !xor);
}
}
}
// Draws a square of the specified width whose top-left corner is at the specified coords
private static void DrawSquare(ModuleBlock modules, int row, int col, int width, ModuleFlag type, bool xor = false)
{
DrawRect(modules, row, col, width, width, type, xor);
}
