SYS-OSS/FRET-LibAFL
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fixed some more

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This commit is contained in:
Dominik Maier 2021-02-08 21:51:02 +01:00
parent c737c0ce27
commit 3387321b36
1 changed files with 6 additions and 6 deletions
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12
afl/src/mutators/mutations.rs
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@ -353,10 +353,10 @@ where
let ptr = input.bytes_mut().get_unchecked_mut(idx) as *mut _ as *mut u64; let ptr = input.bytes_mut().get_unchecked_mut(idx) as *mut _ as *mut u64;
let num = 1 + rand.below(ARITH_MAX) as u64; let num = 1 + rand.below(ARITH_MAX) as u64;
match rand.below(4) { match rand.below(4) {
0 => *ptr += num, 0 => *ptr = (*ptr).wrapping_add(num),
1 => *ptr -= num, 1 => *ptr = (*ptr).wrapping_sub(num),
2 => *ptr = ((*ptr).swap_bytes() + num).swap_bytes(), 2 => *ptr = ((*ptr).swap_bytes().wrapping_add(num)).swap_bytes(),
_ => *ptr = ((*ptr).swap_bytes() - num).swap_bytes(), _ => *ptr = ((*ptr).swap_bytes().wrapping_sub(num)).swap_bytes(),
}; };
} }
Ok(MutationResult::Mutated) Ok(MutationResult::Mutated)
@ -695,10 +695,10 @@ where
} }
let first = rand.below(input.bytes().len() as u64 - 1) as usize; let first = rand.below(input.bytes().len() as u64 - 1) as usize;
let second = rand.below(input.bytes().len() as u64 - 1) as usize; let second = rand.between(first as u64, input.bytes().len() as u64 - 1) as usize;
let len = rand.below((size - max(first, second)) as u64) as usize; let len = rand.below((size - max(first, second)) as u64) as usize;
let tmp = input.bytes()[first..len].to_vec(); let tmp = input.bytes()[first..first + len].to_vec();
self_mem_move(input.bytes_mut(), second, first, len); self_mem_move(input.bytes_mut(), second, first, len);
mem_move(input.bytes_mut(), &tmp, 0, second, len); mem_move(input.bytes_mut(), &tmp, 0, second, len);
Ok(MutationResult::Mutated) Ok(MutationResult::Mutated)