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 ...
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 ...
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 ...
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 ...
EDN

Understand and use C pointers

Many “freshman” programmers do not fully understand or appreciate pointers in the C language. When I wanted to learn about pointers— variables that contain a memory address— I took a book on summer ...
Ars Technica

Casting an int to a function pointer in C

First off, I'll have coded a workaround before you read this. But now I've got a bee up my bu, errr, bonnett.<BR><BR>I'm writing test code in C, and I need 100 pointers to (unique) functions. I'm ...
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 ...