Assembly-File-IO on Netacoding | Cybersecurity, Assembly & Network Research

Assembly-File-IO on Netacoding | Cybersecurity, Assembly & Network Research https://netacoding.com/tags/assembly-file-io/ Recent content in Assembly-File-IO on Netacoding | Cybersecurity, Assembly & Network Research Netacoding | Cybersecurity, Assembly & Network Research https://netacoding.com/img/logo-netacoding.png https://netacoding.com/img/logo-netacoding.png Hugo en-us Fri, 27 Mar 2026 11:27:01 +0300 Linux x64 Assembly Syscall ABI: Registers, File Descriptors & .bss Segment | open, read, write, exit https://netacoding.com/posts/syscall-bss/ Fri, 27 Mar 2026 11:27:01 +0300 https://netacoding.com/posts/syscall-bss/ Linux x64 syscall ABI: RAX=syscall ID, RDI=first arg, RSI=second arg, RDX=third arg. Covers sys_open(2), sys_read(0), sys_write(1), sys_close(3), sys_exit(60) with file descriptor lifecycle, .bss vs .data memory tradeoffs, and a complete file reader implementation in pure x64 Assembly without libc.