{"id":26673280,"url":"https://github.com/souleeater99/libasm","last_synced_at":"2025-07-02T08:33:41.238Z","repository":{"id":284378516,"uuid":"953850145","full_name":"SouleEater99/libasm","owner":"SouleEater99","description":"Libasm is an assembly programming project where you create a library of basic C functions written in x86-64 assembly (NASM syntax). 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Perfect for aspiring reverse engineers, exploit developers, or anyone curious about what happens \"under the hood\"!  \n\n---\n\n## 🔑 Key Features  \n✅ **Core Functions**:  \n- `ft_strlen` | `ft_strcpy` | `ft_strcmp`  \n- `ft_write` | `ft_read` | `ft_strdup`  \n\n🌟 **Bonus (Linked List)**:  \n- `ft_atoi_base` | `ft_list_push_front` | `ft_list_size` | *(+more)*  \n\n---\n\n## 🛠️ Technical Highlights  \n| Aspect               | Details                                                                 |\n|----------------------|-------------------------------------------------------------------------|\n| **Assembly Syntax**  | NASM (Intel-style)                                                     |\n| **Calling Convention** | System V AMD64 ABI                                                    |\n| **Error Handling**   | Properly set `errno` for syscalls                                      |\n| **Optimization**     | Zero-cost loops, register efficiency                                   |\n\n---\n\n## 🔍 Security Insight 🛡️  \nUnderstanding assembly is crucial for:  \n- **Reverse Engineering**: Analyze malware or proprietary software.  \n- **Exploit Development**: Find buffer overflows, write shellcode.  \n- **Secure Coding**: Learn why functions like `strcpy` are dangerous.  \n\n---\n\n## 📂 Project Structure  \n```bash\nlibasm/  \n├── ft_strlen.s    # Assembly source\n├── ft_strcpy.s  \n├── Makefile       # Builds libasm.a\n└── test/          # Test cases vs. real C functions\n```\n\n## 🌟 Why This Project?\nMaster registers, syscalls, and memory management.\n\nWrite code that’s 10x faster than C (with clever optimizations).\n\nLay the groundwork for security research (malware analysis, binary exploitation).\n\nMade with ❤️ and nasm.\nFor hackers, by a future hacker. 🐱💻\n\n\n---\n\n### 🎨 Tips for GitHub Polish  \n1. **Add a Demo GIF**: Show your tests in action!  \n   ```markdown\n   ![Demo](https://media.giphy.com/media/your-demo-link.gif)\n\n![Assembly](https://img.shields.io/badge/ASM-x86--64-red)\n![License](https://img.shields.io/badge/License-MIT-blue)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsouleeater99%2Flibasm","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fsouleeater99%2Flibasm","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsouleeater99%2Flibasm/lists"}