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resolve ptr_as_ptr lint

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Signed-off-by: strawberry <strawberry@puppygock.gay>
This commit is contained in:
strawberry 2024-04-28 11:48:06 -04:00 • committed by June
parent a97520b0e9
commit e7505a4b20
1 changed files with 2 additions and 3 deletions
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5
src/alloc/je.rs
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@ -21,14 +21,13 @@ pub(crate) fn memory_usage() -> String {
)
}
#[allow(clippy::ptr_as_ptr)]
pub(crate) fn memory_stats() -> String {
const MAX_LENGTH: usize = 65536 - 4096;
let opts_s = "d";
let mut str = String::new();
let opaque: *mut c_void = &mut str as *mut _ as *mut c_void;
let opaque = std::ptr::from_mut(&mut str).cast::<c_void>();
let opts_p: *const c_char = std::ffi::CString::new(opts_s).expect("cstring").into_raw() as *const c_char;
// SAFETY: calls malloc_stats_print() with our string instance which must remain
@ -41,7 +40,7 @@ pub(crate) fn memory_stats() -> String {
extern "C" fn malloc_stats_cb(opaque: *mut c_void, msg: *const c_char) {
// SAFETY: we have to trust the opaque points to our String
let res: &mut String = unsafe { &mut *opaque.cast::<String>() };
let res: &mut String = unsafe { opaque.cast::<String>().as_mut().unwrap() };
// SAFETY: we have to trust the string is null terminated.
let msg = unsafe { std::ffi::CStr::from_ptr(msg) };