2 releases
0.1.1 | Apr 14, 2022 |
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0.1.0 | Apr 14, 2022 |
#15 in #protection
8KB
98 lines
Crate: protected_integer
A simple crate, that protects some variables from being modified by memory tampering tools.
Usage
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Add this crate to dependencies in Cargo.toml
[dependencies] protected_integer = "0.1"
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Use this crate in your project
use protected_integer::{ProtectedInteger, State}; let mut my_number = ProtectedInteger::new(114514); // initialize this variable // Check and get the value match my_number.get() { State::Untampered(num) => { println!("The variable has not been tampered with"); } State::Tampered(num) => { println!("The variable was tampered with, but the backup variable was not"); println!("The restored value is {}", num); } } // change the value my_number.set(1919810);
Performance
According to benchmark result, this crate is almost zero-cost
Detailed result:
running 3 tests
test tests::basic_mutations ... ignored
test tests::bench_getting ... bench: 0 ns/iter (+/- 0)
test tests::bench_setting ... bench: 4 ns/iter (+/- 0)
Hacking test
You can clone this repo and execute cargo run --example hacking_test
Now trying to hack the process with Cheat Engine
Dependencies
~775KB
~14K SLoC