diff options
Diffstat (limited to 'library/std/src/sys/windows/compat.rs')
-rw-r--r-- | library/std/src/sys/windows/compat.rs | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/library/std/src/sys/windows/compat.rs b/library/std/src/sys/windows/compat.rs index 7dff81ecb..4fe95d411 100644 --- a/library/std/src/sys/windows/compat.rs +++ b/library/std/src/sys/windows/compat.rs @@ -114,17 +114,20 @@ impl Module { /// (e.g. kernel32 and ntdll). pub unsafe fn new(name: &CStr) -> Option<Self> { // SAFETY: A CStr is always null terminated. - let module = c::GetModuleHandleA(name.as_ptr()); + let module = c::GetModuleHandleA(name.as_ptr().cast::<u8>()); NonNull::new(module).map(Self) } // Try to get the address of a function. pub fn proc_address(self, name: &CStr) -> Option<NonNull<c_void>> { - // SAFETY: - // `self.0` will always be a valid module. - // A CStr is always null terminated. - let proc = unsafe { c::GetProcAddress(self.0.as_ptr(), name.as_ptr()) }; - NonNull::new(proc) + unsafe { + // SAFETY: + // `self.0` will always be a valid module. + // A CStr is always null terminated. + let proc = c::GetProcAddress(self.0.as_ptr(), name.as_ptr().cast::<u8>()); + // SAFETY: `GetProcAddress` returns None on null. + proc.map(|p| NonNull::new_unchecked(p as *mut c_void)) + } } } @@ -199,6 +202,7 @@ macro_rules! compat_fn_optional { )+) => ( $( pub mod $symbol { + #[allow(unused_imports)] use super::*; use crate::ffi::c_void; use crate::mem; |