Skip to content

Instantly share code, notes, and snippets.

View itewqq's full-sized avatar

itewqq

96 followers · 60 following
View GitHub Profile
@itewqq
itewqq / AutoFillBodyTemperature.ts.ts
Last active December 11, 2020 14:13
Auto Fill Body Temperature in Excel
$("#run").click(() => tryCatch(run));
async function run() {
await Excel.run(async (context) => {
const sheet = context.workbook.worksheets.getActiveWorksheet();
var selectedRange = context.workbook.getSelectedRange();
selectedRange.load(['address', 'values', 'rowCount','columnCount'])
return context.sync()
.then(function () {
var arr = selectedRange.values;
@itewqq
itewqq / keybase.md
Created January 19, 2021 15:06

Keybase proof

I hereby claim:

  • I am itewqq on github.
  • I am itewqq (https://keybase.io/itewqq) on keybase.
  • I have a public key whose fingerprint is 2BF3 4A5C 75B8 E3A9 8F41 9C5D 5834 A675 CBC9 EA1B

To claim this, I am signing this object:

@itewqq
itewqq / macroscopic.not-baby-parallelism.DiceCTF23.md
Created February 6, 2023 07:24

Brief writeup for two rev challs (macroscopic, not-baby-parallelism) from DiceCTF 2023

macroscopic

Observation: Compile some naive demo and run you can find each character in the input of dice_macro::dice!{}; macro was 1-to-1 mapped to some integer arrays. So just enumerate all printable characters and figure out the flag byte by byte.

EXP:




  


  




    


          
    

      

        
        

          

              @itewqq
          

          

            
                itewqq
                / vscode-for-linux-kernel.md
            
            

              Created
              February 19, 2023 14:37
            

              
                Configure vscode for linux kernel source code
              
          

        

      

        

  

      

    
    

  1. Disable or uninstall the official C/C++ plugin.
    2. 

  2. Install the clangd plugin.
    3. 

  3. Build the kernel with clang:
    4. 



/path/to/kernel_source$ make CC=clang defconfig
/path/to/kernel_source$ make CC=clang -j16



    

  1. Generate the compile_commands.json:
    2. 



/path/to/kernel_source$ python ./scripts/clang-tools/gen_compile_commands.py




  


  




    


          
    

      

        
        

          

              @itewqq
          

          

            
                itewqq
                / intel-sgx-psw-debian-11.md
            
            

              Last active
              May 12, 2023 08:28
            

              
                Make intel-sgx-psw deb_local_repo in debian 11
              
          

        

      

        

  

      

    
Append the following text to linux/installer/deb/local_repo_tool/conf/distributions:


Origin: Intel Corporation
Label: Intel Corporation
Codename: bullseye
Architectures: amd64
Components: main
Description: debian/bullseye repository for SGX PSW
DebIndices: Packages .




  


  




    


          
    

      

        
        

          

              @itewqq
          

          

            
                itewqq
                / how-to-use.md
            
            

              Last active
              September 19, 2023 20:16
            

              
                GDB python script to print the memory layout of structures.
              
          

        

      

        

  

      

    
Features


    

  1. Make sure you build the binary with debug symbols. For example: RUSTFLAGS=-g cargo build --release
    2. 

  2. Use rust-gdb to start the binary and load the script: rust-gdb rust_binary -x memlayout-rust.py
    3. 

  3. Break anywhere you like, and use the command mem-layout VARIABLE_NAME to print the layout of that variable:
    4. 



image


    

  1. Custom structures are also supported:
    2.