pawkit/
lib.rs

1use std::{
2    ffi::{c_char, CString},
3    ptr,
4};
5
6pub mod logger;
7pub mod net;
8
9unsafe fn cstr_to_str<'a>(cstr: *const c_char) -> Option<&'a str> {
10    use std::ffi::CStr;
11    if cstr.is_null() {
12        return None;
13    }
14
15    let cstr = CStr::from_ptr(cstr);
16    return match cstr.to_str() {
17        Ok(str) => Some(str),
18        Err(_) => None,
19    };
20}
21
22unsafe fn disown_str_to_cstr(s: &str) -> *const c_char {
23    let Ok(c_str) = CString::new(s) else {
24        return ptr::null();
25    };
26
27    return c_str.into_raw() as *const c_char;
28}
29
30unsafe fn drop_cstr(s: *const c_char) {
31    if s.is_null() {
32        return;
33    }
34
35    let _ = CString::from_raw(s as *mut c_char);
36}
37
38unsafe fn move_to_heap<T>(value: T) -> *mut T {
39    return Box::into_raw(Box::new(value));
40}
41
42unsafe fn drop_from_heap<T>(value: *mut T) {
43    if !value.is_null() {
44        drop(Box::from_raw(value));
45    }
46}
47
48unsafe fn ptr_to_slice<'a, T>(ptr: *const T, size: usize) -> &'a [T] {
49    return std::slice::from_raw_parts(ptr, size);
50}
pawkit/lib.rs

pawkit/
lib.rs
