fix byte was not declared in this scope

[Mali 61380]

If you have Cryptopp 7.0.0 you'll see:

Spoiler

'byte' was not declared in this scope

 

Open cipher.h and add;

using CryptoPP::byte;

Note:Also you can use std::byte (#include <cstddef>) but you need to change cryptopp declarations too.

[Jira 740]

why no use BYTE?