| private static BytesToUInt64 ( byte b1, byte b2, byte b3, byte b4, byte b5, byte b6, byte b7, byte b8 ) : ulong | ||
| b1 | byte | Highest byte. |
| b2 | byte | Second byte. |
| b3 | byte | Third byte. |
| b4 | byte | Fourth byte. |
| b5 | byte | Fifth byte. |
| b6 | byte | Sixth byte. |
| b7 | byte | Seventh byte. |
| b8 | byte | Lowest byte. |
| return | ulong | |
public IMAGE_THUNK_DATA(byte[] buff, UInt32 offset, IMAGE_SECTION_HEADER[] sh, bool is32Bit)
{
if (is32Bit)
{
Ordinal = Utility.BytesToUInt32(buff, Utility.RVAtoFileMapping(offset, sh));
// Check if import by name or by ordinal.
// If it is an import by ordinal, the most significant bit of "Ordinal" is "1" and the ordinal can
// be extracted from the least significant bits.
// Else it is an import by name and the link to the IMAGE_IMPORT_BY_NAME has to be followed
if ((Ordinal & 0x80000000) == 0x80000000)
{
Ordinal = (Ordinal & 0x7FFFFFFF);
}
else
{
var ordinal = Utility.RVAtoFileMapping((UInt32)Ordinal, sh);
ImageImportByName = ParseImageImportByName(nextItdAddress, mode2, buff, st);
}
}
else
{
Ordinal = Utility.BytesToUInt64(buff, Utility.RVAtoFileMapping(offset, sh));
if ((Ordinal & 0x8000000000000000) == 0x8000000000000000)
{
Ordinal = (Ordinal & 0x7FFFFFFFFFFFFFFF);
}
else
{
var ordinal = Utility.RVAtoFileMapping(Ordinal, sh);
ImageImportByName = ParseImageImportByName(nextItdAddress, mode2, buff, st);
}
}
public IMAGE_OPTIONAL_HEADER(byte [] buff, UInt32 offset, bool is32Bit)
{
Magic = Utility.BytesToUshort(buff, offset);
MajorLinkerVersion = buff[offset + 2];
MinorLinkerVersion = buff[offset + 3];
SizeOfCode = Utility.BytesToUInt32(buff, offset + 4);
SizeOfInitializedData = Utility.BytesToUInt32(buff, offset + 8);
SizeOfUninitializedData = Utility.BytesToUInt32(buff, offset + 0xC);
AddressOfEntryPoint = Utility.BytesToUInt32(buff, offset + 0x10);
BaseOfCode = Utility.BytesToUInt32(buff, offset + 0x14);
BaseOfData = (is32Bit) ? Utility.BytesToUInt32(buff, offset + 0x18) : 0;
ImageBase = (is32Bit) ? Utility.BytesToUInt32(buff, offset + 0x1c) : Utility.BytesToUInt64(buff, offset + 0x18);
SectionAlignment = Utility.BytesToUInt32(buff, offset + 0x20);
FileAlignment = Utility.BytesToUInt32(buff, offset + 0x24);
MajorOSVersion = Utility.BytesToUshort(buff, offset + 0x28);
MinorOSVersion = Utility.BytesToUshort(buff, offset + 0x2a);
MajorImageVersion = Utility.BytesToUshort(buff, offset + 0x2c);
MinorImageVersion = Utility.BytesToUshort(buff, offset + 0x2e);
MajorSubSystemVersion = Utility.BytesToUshort(buff, offset + 0x30);
MinorSubSystemVersion = Utility.BytesToUshort(buff, offset + 0x32);
Win32VersionValue = Utility.BytesToUInt32(buff, offset + 0x34);
SizeOfImage = Utility.BytesToUInt32(buff, offset + 0x38);
SizeOfHeaders = Utility.BytesToUInt32(buff, offset + 0x3c);
Checksum = Utility.BytesToUInt32(buff, offset + 0x40);
Subsystem = Utility.BytesToUshort(buff, offset + 0x44);
DllCharacteristics = Utility.BytesToUshort(buff, offset + 0x46);
SizeOfStackReverse = (is32Bit) ? Utility.BytesToUInt32(buff, offset + 0x48) : Utility.BytesToUInt64(buff, offset + 0x48);
SizeOfStackCommit = (is32Bit) ? Utility.BytesToUInt32(buff, offset + 0x4c) : Utility.BytesToUInt64(buff, offset + 0x50);
SizeOfHeapReverse = (is32Bit) ? Utility.BytesToUInt32(buff, offset + 0x50) : Utility.BytesToUInt64(buff, offset + 0x58);
SizeOfHeapCommit = (is32Bit) ? Utility.BytesToUInt32(buff, offset + 0x54) : Utility.BytesToUInt64(buff, offset + 0x60);
LoaderFlags = (is32Bit) ? Utility.BytesToUInt32(buff, offset + 0x58) : Utility.BytesToUInt32(buff, offset + 0x68);
NumberOfRVAandSizes = (is32Bit) ? Utility.BytesToUInt32(buff, offset + 0x5c) : Utility.BytesToUInt32(buff, offset + 0x6c);
ImageDataDirectory = (is32Bit) ? new IMAGE_DATA_DIRECTORY(buff, offset + 0x60, is32Bit) : new IMAGE_DATA_DIRECTORY(buff, offset + 0x70, is32Bit);
}
