I am Dave Jing Tian, an (to-be) Assistant Professor in the Department of Computer Science at Purdue University working on system security. My research involves embedded systems, operating systems, and trusted computing.
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Tag Archives: assembly
Recently been doing some stuffs on Shellcode. After a while wandering in the net, I found the doc “The Basics of Shellcoding” by Angelo Rosiello may be the very concise introduction to start with shellcoding, especially for the newbie like … Continue reading
This post shows a common known side effect of “++” operator in C programming because of different compiler implementation. Assembly code from PowerPC and x86 with gcc is provide to show the key difference and the reason why for this … Continue reading
This post is originally written for a basic view on function call and stack frame in Intel x86 32-bit assembly code. EBP and ESP are the focus. A stack layout pic with dynamic register changes is also down there. May … Continue reading
Please kindly note that the picture below takes a great reference from the book ‘Professional Assembly Language’ by Richard Blum – which is a very practical book and my first book on assembly programming. The other very useful and important … Continue reading
1. coding pattern # Pattern used by as and ld .section .data < initialized data here> .section .bss < uninitialized data here> .section .text .globl _start _start: < instruction code here> ———————————- # Pattern used by gcc .section .data < … Continue reading