https://auctra.app/ Articles about operating system development, kernel internals, executable formats (ELF/PE), and software engineering projects including Biber Binary Inspector and TamgaOS. en-us Mon, 08 Jun 2026 00:00:00 +0000 auctra.app RSS Feed https://auctra.app/post-elf.html https://auctra.app/post-elf.html Sun, 17 May 2026 00:00:00 +0000 ELF Binary Internals Biber General overview of the ELF file format, including the ELF header, magic bytes, entry point, program headers, and how Linux executables are structured. https://auctra.app/post-tables.html https://auctra.app/post-tables.html Sun, 24 May 2026 00:00:00 +0000 ELF Program Headers Binary Internals Biber Detailed breakdown of ELF program headers, segment tables, memory mappings, and reading executable structures directly from hex output. https://auctra.app/post-elf-sections.html https://auctra.app/post-elf-sections.html Thu, 28 May 2026 00:00:00 +0000 ELF Sections Binary Internals Biber Detailed breakdown of ELF section headers, section tables, addresses, offsets, flags, and how sections describe executable file layouts. https://auctra.app/post-pe32.html https://auctra.app/post-pe32.html Sun, 31 May 2026 00:00:00 +0000 PE PE32 Binary Internals Biber Step-by-step walkthrough of PE32 and PE32+ binaries, including the DOS header, PE signature, COFF header, optional header, sections, RVA calculations, and raw file offsets. https://auctra.app/tamgaos-part1.html https://auctra.app/tamgaos-part1.html Thu, 04 Jun 2026 00:00:00 +0000 OSDev Kernel Development TamgaOS Zig Building TamgaOS from scratch: protected mode basics, GDT setup, debugging triple faults, Zig versus C comparisons, and adding serial port support. https://auctra.app/tamgaos-part2.html https://auctra.app/tamgaos-part2.html Sun, 07 Jun 2026 00:00:00 +0000 OSDev Kernel Development TamgaOS IDT Continuing TamgaOS development: serial port debugging, GDT and IDT implementation, ISR stubs, exception handling, and catching the first divide-by-zero exception (#DE). https://auctra.app/tamgaos-elf-comparison.html https://auctra.app/tamgaos-elf-comparison.html Mon, 08 Jun 2026 00:00:00 +0000 OSDev Kernel Development TamgaOS ELF Zig C Comparing Zig and C kernels through ELF analysis, executable layout, binary size differences, linker output, and generated machine code.