blob: 91fd78a372a565aff696b935ebb6b20232138dcc (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
use alloc::borrow::ToOwned;
use alloc::string::String;
use core::mem::{ManuallyDrop, MaybeUninit};
use core::ptr;
use core::slice;
use core::str;
#[export_name = "cxxbridge1$string$new"]
unsafe extern "C" fn string_new(this: &mut MaybeUninit<String>) {
ptr::write(this.as_mut_ptr(), String::new());
}
#[export_name = "cxxbridge1$string$clone"]
unsafe extern "C" fn string_clone(this: &mut MaybeUninit<String>, other: &String) {
ptr::write(this.as_mut_ptr(), other.clone());
}
#[export_name = "cxxbridge1$string$from"]
unsafe extern "C" fn string_from(
this: &mut MaybeUninit<String>,
ptr: *const u8,
len: usize,
) -> bool {
let slice = slice::from_raw_parts(ptr, len);
match str::from_utf8(slice) {
Ok(s) => {
ptr::write(this.as_mut_ptr(), s.to_owned());
true
}
Err(_) => false,
}
}
#[export_name = "cxxbridge1$string$drop"]
unsafe extern "C" fn string_drop(this: &mut ManuallyDrop<String>) {
ManuallyDrop::drop(this);
}
#[export_name = "cxxbridge1$string$ptr"]
unsafe extern "C" fn string_ptr(this: &String) -> *const u8 {
this.as_ptr()
}
#[export_name = "cxxbridge1$string$len"]
unsafe extern "C" fn string_len(this: &String) -> usize {
this.len()
}
#[export_name = "cxxbridge1$string$reserve_total"]
unsafe extern "C" fn string_reserve_total(this: &mut String, cap: usize) {
this.reserve(cap);
}
|