Struct MacroHook

Source

pub struct MacroHook(/* private fields */);

Methods from Deref<Target = Hook<'static>>§

Source

pub unsafe fn apply_hook(&mut self) -> Result<()>

Examples found in repository ?

examples/hook_puts.rs (line 28)

24fn main() {
25    let mut hook = unsafe { Hook::by_name(None, c"puts", hooked_puts as *mut u8).unwrap() };
26
27    unsafe {
28        hook.apply_hook().unwrap();
29    }
30
31    #[cfg(target_os = "linux")]
32    unsafe {
33        libc::puts(c"Am i hooked?".as_ptr());
34    }
35}

More examples

Hide additional examples

examples/hook_msgboxa.rs (line 55)

42fn main() {
43    let mut hook = unsafe {
44        Hook::by_name(
45            Some(c"user32.dll"),
46            c"MessageBoxA",
47            hook_destination as *mut _,
48        )
49        .unwrap()
50    };
51
52    println!("Applying hook");
53
54    unsafe {
55        hook.apply_hook().unwrap();
56        MessageBoxA(
57            std::ptr::null_mut(),
58            c"Am i hooked?".as_ptr(),
59            c"hooked-rs".as_ptr(),
60            0,
61        );
62    }
63
64    unsafe {
65        hook.remove_hook().unwrap();
66        MessageBoxA(
67            std::ptr::null_mut(),
68            c"Not hooked anymore".as_ptr(),
69            c"hooked-rs".as_ptr(),
70            0,
71        );
72    }
73}

Source

pub unsafe fn remove_hook(&mut self) -> Result<()>

Examples found in repository ?

examples/hook_msgboxa.rs (line 65)

42fn main() {
43    let mut hook = unsafe {
44        Hook::by_name(
45            Some(c"user32.dll"),
46            c"MessageBoxA",
47            hook_destination as *mut _,
48        )
49        .unwrap()
50    };
51
52    println!("Applying hook");
53
54    unsafe {
55        hook.apply_hook().unwrap();
56        MessageBoxA(
57            std::ptr::null_mut(),
58            c"Am i hooked?".as_ptr(),
59            c"hooked-rs".as_ptr(),
60            0,
61        );
62    }
63
64    unsafe {
65        hook.remove_hook().unwrap();
66        MessageBoxA(
67            std::ptr::null_mut(),
68            c"Not hooked anymore".as_ptr(),
69            c"hooked-rs".as_ptr(),
70            0,
71        );
72    }
73}