diam2023 / mkct

this is a MKCT (mikuclub change head tools) project

MKCTDLL

Author: monoliths
This project can change file head to miku web registration date

Environment

• C++ version
  • C++17 standard
• JAVA version
  • Openjdk >= 1.8

Change header to 20 15 12 27

Mikuclub.com web registration date: December 27, 2015
Hex data: { 32, 21, 18, 39 }

Main function

• char* _getMKFileHeader(const wchar_t* file)
• char* _getFileHeader(const wchar_t* file)
• errno_t _pushLastBytes(const wchar_t* file, const char* bytes)
• char* _popLatsBytes(const wchar_t* file)
• void _bytesToHexString(char* bytes, int bytelength): change byte data to hex
• errno_t _changeHeaderTo(const wchar_t* file): copy head append to end, use MK_HEAD replease head
• errno_t _changeHeaderBack(const wchar_t* file): get last 4 bytes data and replease to first, resize to file size - 4

Return last error value.
Value: https://docs.microsoft.com/en-us/cpp/c-runtime-library/errno-constants?view=msvc-160

Version

• 1.1
  • added char* _getMKFileHeader(const wchar_t* file) function.
  • added char* _getFileHeader(const wchar_t* file).
  • resolve string to char* codec error.
  • change argvs type char* to wchar_t*, use Unicode file name.
• 1.2
  • added java version of MKCT
  • added new two function
  • use constexpr to initialize some const data
  • solve header cover 4 to 8 bytes error