Hackaday

Directly Executing Chunks Of Memory: Function Pointers In C

In the first part of this series, we covered the basics of pointers in C, and went on to more complex arrangements and pointer arithmetic in the second part. Both times, we focused solely on pointers ...
Ars Technica

C: Pointers to functions; Passing too many arguments.

This may fall under the heading of "Don't do that" but did cause me to be slightly curious.<BR><BR>What would happen if you say, created a pointer to a function that took three ints as arguments, but ...
EDN

Function pointers: An introduction

A critical tool when developing an embedded system in C is an understanding of how pointers work. Misunderstanding pointer fundamentals can result in long hours spent debugging a system or a hidden ...
Hackaday

The Basics And Pitfalls Of Pointers In C

Pointers — you either love them, or you haven’t fully understood them yet. But before you storm off to the comment section now, pointers are indeed a polarizing subject and are both C’s biggest ...
Ars Technica

What is the internal reprenstation of a C++ function pointer?

So after a long painful journey tonight of trying to serialize a function pointer, I began to wonder. After seeing the code with a bunch of reinterpret_cast<>() calls, I got to wondering -- how does ...
EDN

Function pointers, Part 2: Task scheduling

One of the most common applications for using function pointers is in task schedulers. Every embedded system contains some type of task scheduler whether it is a simple round robin loop or a state of ...
Embedded

Best practices to safely navigate pointers in C/C++

As someone who has spent over two decades in the embedded systems industry, I’ve seen the vast evolution of technology—from 8-bit microcontrollers to today’s sophisticated, multicore systems. Yet, one ...