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 ...
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 ...
Embedded

Programming embedded systems: polymorphism in C

From our study of C++, it should be clear that, unlike class encapsulation and single inheritance, which were essentially free in C, polymorphism in C involves some complexity and overhead. In the ...
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 ...