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Restrict pointer aliasing

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Close #6354, close #6353
This commit is contained in:
topjohnwu
2022-10-31 16:35:33 -07:00
parent 1e53a5555e
commit 44643ad7b3
5 changed files with 16 additions and 14 deletions
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native/src/base/files.rs
+2 -3
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@@ -12,8 +12,7 @@ pub mod unsafe_impl {
use crate::slice_from_ptr_mut;
#[no_mangle]
pub unsafe extern "C" fn read_link(path: *const c_char, buf: *mut u8, bufsz: usize) -> isize {
pub unsafe fn readlink(path: *const c_char, buf: *mut u8, bufsz: usize) -> isize {
let r = libc::readlink(path, buf.cast(), bufsz - 1);
if r >= 0 {
*buf.offset(r) = b'\0';
@@ -68,7 +67,7 @@ macro_rules! xopen_fd {
}
pub fn readlink(path: &CStr, data: &mut [u8]) -> isize {
unsafe { unsafe_impl::read_link(path.as_ptr(), data.as_mut_ptr(), data.len()) }
unsafe { unsafe_impl::readlink(path.as_ptr(), data.as_mut_ptr(), data.len()) }
}
pub fn fd_path(fd: RawFd, buf: &mut [u8]) -> isize {