Search icon
Subscription
0
Cart icon
Close icon
You have no products in your basket yet
Arrow left icon
All Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Newsletters
Free Learning
Arrow right icon
Mastering Assembly Programming

You're reading from  Mastering Assembly Programming

Product type Book
Published in Sep 2017
Publisher Packt
ISBN-13 9781787287488
Pages 290 pages
Edition 1st Edition
Languages
Author (1):
Alexey Lyashko Alexey Lyashko
Profile icon Alexey Lyashko

Arrays

By now, we have come a long way, dealing primarily with basic data types ranging from bytes to quad words, preparing ourselves for more complex data-related concepts. Let's continue by looking into arrays, which may be characterized as the sequential storage of data of the same type. Theoretically, there is no limitation to the size of array members, but practically we are limited to, for example, the size of a register. However, workarounds exist and we will see that later in this chapter.

Simple byte arrays

A good example of a widely used, yet simple, array would be a forward substitution table and/or a reverse substitution table used with the AES algorithm:

aes_sbox:
db 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f...
lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at €14.99/month. Cancel anytime}