zhangyoufu’s gists

zhangyoufu / bypass-windows-setup-compatibility-check.reg

Created February 25, 2025 11:58

setupcompat.dll ConX::Compatibility::CCompatibilityCheckerFactory::CreateCompatibilityChecker

	Windows Registry Editor Version 5.00

	[HKEY_LOCAL_MACHINE\SYSTEM\Setup\MoSetup]
	"MoSetupTests"=dword:00000001
	"CompatCheckTestHookCategory"=dword:00000000

zhangyoufu / Microsoft Support RSS UUID.txt

Created February 25, 2025 08:33

	https://support.microsoft.com/en-US/rss-feed-picker is not actively maintained
	https://support.microsoft.com/en-us/feed/atom/<UUID>
	https://support.microsoft.com/en-us/feed/rss/<UUID>

	0cfbf2af-24ea-3e18-17e6-02df7331b571 Windows Server 2012
	02b57d93-e28e-9404-10a8-8a6b85e3eb6f Windows Server 2012 R2 ESU
	c3a1be8a-50db-47b7-d5eb-259debc3abcc Windows Server 2016
	eb958e25-cff9-2d06-53ca-f656481bb31f Windows Server 2019
	2d67e9fb-2bd2-6742-08ee-628da707657f Windows Server 2022
	e54d3179-52dc-2ffd-1cea-f5c0319a5cad Windows Server 2025, all editions

zhangyoufu / china_mobile_province_code.txt

Created February 9, 2025 07:37

中国移动省份代码（中国大陆）

	100 北京
	200 广东
	210 上海
	220 天津
	230 重庆
	240 辽宁
	250 江苏
	270 湖北
	280 四川
	290 陕西

zhangyoufu / check-hyperv-enlightenment.c

Created November 17, 2024 18:24

check enabled Hyper-V Enlightenment inside VM

	#include <intrin.h>
	#include <stdbool.h>
	#include <stdint.h>
	#include <stdio.h>

	/******************************************************************************/
	// include/qemu/bitops.h

	#define BIT(nr) (1UL << (nr))

zhangyoufu / gist:0b3123fe37e2906536827ace81c0ad5d

Created November 3, 2024 09:40

Windows Processor Architecture Enumeration

	0: PROCESSOR_ARCHITECTURE_INTEL
	1: PROCESSOR_ARCHITECTURE_MIPS
	2: PROCESSOR_ARCHITECTURE_ALPHA
	3: PROCESSOR_ARCHITECTURE_PPC
	4: PROCESSOR_ARCHITECTURE_SHX
	5: PROCESSOR_ARCHITECTURE_ARM
	6: PROCESSOR_ARCHITECTURE_IA64
	7: PROCESSOR_ARCHITECTURE_ALPHA64
	8: PROCESSOR_ARCHITECTURE_MSIL
	9: PROCESSOR_ARCHITECTURE_AMD64

zhangyoufu / getgo.sh

Last active July 25, 2024 07:43

Download latest Go release and install to /opt

	#!/bin/sh

	not_available() { echo -- "$1 is not available"; exit 1; }
	ensure_command_available() { which -- "$1" >/dev/null && return; not_available "$1"; }
	ensure_gnu_tar() { tar --version \| grep -F 'GNU tar' >/dev/null \|\| not_available 'GNU tar'; }

	ensure_command_available curl
	ensure_command_available jq
	ensure_gnu_tar

zhangyoufu / tiger-vnc.rb

Created June 17, 2024 02:50

tiger-vnc Homebrew Formula with ffmpeg for PiKVM H.264 encoding

	class TigerVnc < Formula
	desc "High-performance, platform-neutral implementation of VNC"
	homepage "https://tigervnc.org/"
	url "https://github.com/TigerVNC/tigervnc/archive/refs/tags/v1.13.1.tar.gz"
	sha256 "b7c5b8ed9e4e2c2f48c7b2c9f21927db345e542243b4be88e066b2daa3d1ae25"
	license "GPL-2.0-or-later"

	# Tags with a 90+ patch are unstable (e.g., the 1.9.90 tag is used for the
	# 1.10.0 beta release) and this regex should only match the stable versions.
	livecheck do

zhangyoufu / certs.txt

Created March 7, 2024 10:47

A configuration profile needed by VirtualBox VBoxHeadless, signed by Apple, valid for 18 years, grants several entitlements

	% openssl pkcs7 -print_certs -text -in embedded.provisionprofile -inform der
	Certificate:
	Data:
	Version: 3 (0x2)
	Serial Number: 134752589830791184 (0x1debcc4396da010)
	Signature Algorithm: sha1WithRSAEncryption
	Issuer: C=US, O=Apple Inc., OU=Apple Certification Authority, CN=Apple Root CA
	Validity
	Not Before: Feb 7 21:48:47 2013 GMT
	Not After : Feb 7 21:48:47 2023 GMT

zhangyoufu / gdb.txt

Last active May 10, 2024 17:22

The architecture-specific signal handling code may adjust RIP/RAX to restart interrupted syscall. Address set be tracer via PTRACE_SETREGS may be decreased by 2 bytes unexpectedly on i386/x86-64. To workaround this behavior, tracer have to check whether tracee is in system call and whether the errno indicates restartable.

	(gdb) set $rip=0xdeadbeef
	(gdb) c
	Continuing.

	Program received signal SIGSEGV, Segmentation fault.
	0x00000000deadbeed in ?? ()
	=> 0x00000000deadbeed:
	Cannot access memory at address 0xdeadbeed

zhangyoufu / ln.py

Created August 25, 2022 10:47

create symlink on exFAT filesystem (macOS way)

	#!/usr/bin/env python3
	import argparse
	import hashlib
	import os

	SMB_SYMHDRLEN = (4+1)+(4+1)+(32+1)
	MAXPATHLEN = 0x400

	# see smbfs_create_windows_symlink_data
	def symlink(target: str, link: str) -> None:

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