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Tag: pointers

Unsigned long into char array

Here is an example of my code : My question is, why does this last memcpy works ? i would expect to put CRYPTO and not &CRYPTO in arguments… For me, CRYPTO is the value i want so 0xe8ba8fa3 and &CRYPTO the address. And for me, CRYPTO is not a pointer, so why i need to use memcpy with &CRYPTO

C code about pointers

I’ve got this simple code that plays with pointers taken from Jon Eriksen’s book that I’m trying to compile but gcc gives me warnings in compilation and segmentation fault (core dumped) when I run it. Output: Answer This program is wrong, and the advice given in the book is obviously wrong, …

Pointers and virtual memory [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 6 years ago. Improve this question According to my system’s cpuinfo file, each processor in my system has a 39 bit physic…