An Introduction to Number Systems
Welcome to the first lecture in this Digital Logic Design series. Before we touch a single logic gate, flip-flop, or circuit, we need to get comfortable with...
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io_uring from Userland
You know the pains if you’ve written performance sensitive I/O code on Linux. Every read() and write() is a round trip into the kernel. POSIX AIO was a mess,...
The Chronicles of Virtual Table Table (a.k.a VTT)
In this article, we’re going to see how virtual inheritance works under the hood. To understand it, we will need to go deeper into the Itanium C++ ABI. We’ll...
The Virtual Functions
Since we’re done with the basics, lets start reversing our magnificent virtual functions… So, what’s the deal with virtual functions? Virtual functions are C...
Parents and Children in C++
When reversing C++ binaries, identifying Inheritance is important. Derived Classes contain Base Class data at predictable offsets, creating recognizable memo...