Use new bindings

Author: ChrisDenton

library/std/src/os/windows/io/socket.rs

@@ -110,7 +110,7 @@ impl BorrowedSocket<'_> {
     /// object as the existing `BorrowedSocket` instance.
     #[stable(feature = "io_safety", since = "1.63.0")]
     pub fn try_clone_to_owned(&self) -> io::Result<OwnedSocket> {
-        let mut info = unsafe { mem::zeroed::<c::WSAPROTOCOL_INFO>() };
+        let mut info = unsafe { mem::zeroed::<c::WSAPROTOCOL_INFOW>() };
         let result = unsafe {
             c::WSADuplicateSocketW(self.as_raw_socket(), c::GetCurrentProcessId(), &mut info)
         };

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;

library/std/src/sys/windows/fs.rs

@@ -89,6 +89,12 @@ pub struct FileTimes {
     accessed: Option<c::FILETIME>,
     modified: Option<c::FILETIME>,
 }
+impl core::fmt::Debug for c::FILETIME {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        let time = ((self.dwHighDateTime as u64) << 32) | self.dwLowDateTime as u64;
+        f.debug_tuple("FILETIME").field(&time).finish()
+    }
+}
 
 #[derive(Debug)]
 pub struct DirBuilder;
@@ -290,6 +296,7 @@ impl File {
                 ptr::null_mut(),
             )
         };
+        let handle = unsafe { HandleOrInvalid::from_raw_handle(handle) };
         if let Ok(handle) = handle.try_into() {
             Ok(File { handle: Handle::from_inner(handle) })
         } else {
@@ -501,7 +508,8 @@ impl File {
     }
 
     fn readlink(&self) -> io::Result<PathBuf> {
-        let mut space = Align8([MaybeUninit::<u8>::uninit(); c::MAXIMUM_REPARSE_DATA_BUFFER_SIZE]);
+        let mut space =
+            Align8([MaybeUninit::<u8>::uninit(); c::MAXIMUM_REPARSE_DATA_BUFFER_SIZE as usize]);
         let (_bytes, buf) = self.reparse_point(&mut space)?;
         unsafe {
             let (path_buffer, subst_off, subst_len, relative) = match (*buf).ReparseTag {
@@ -589,7 +597,11 @@ impl File {
             ));
         }
         cvt(unsafe {
-            c::SetFileTime(self.as_handle(), None, times.accessed.as_ref(), times.modified.as_ref())
+            let accessed =
+                times.accessed.as_ref().map(|a| a as *const c::FILETIME).unwrap_or(ptr::null());
+            let modified =
+                times.modified.as_ref().map(|a| a as *const c::FILETIME).unwrap_or(ptr::null());
+            c::SetFileTime(self.as_raw_handle(), ptr::null_mut(), accessed, modified)
         })?;
         Ok(())
     }
@@ -618,9 +630,9 @@ impl File {
     /// then errors will be `ERROR_NOT_SUPPORTED` or `ERROR_INVALID_PARAMETER`.
     fn posix_delete(&self) -> io::Result<()> {
         let mut info = c::FILE_DISPOSITION_INFO_EX {
-            Flags: c::FILE_DISPOSITION_DELETE
-                | c::FILE_DISPOSITION_POSIX_SEMANTICS
-                | c::FILE_DISPOSITION_IGNORE_READONLY_ATTRIBUTE,
+            Flags: c::FILE_DISPOSITION_FLAG_DELETE
+                | c::FILE_DISPOSITION_FLAG_POSIX_SEMANTICS
+                | c::FILE_DISPOSITION_FLAG_IGNORE_READONLY_ATTRIBUTE,
         };
         let size = mem::size_of_val(&info);
         cvt(unsafe {
@@ -791,23 +803,23 @@ fn open_link_no_reparse(parent: &File, name: &[u16], access: u32) -> io::Result<
     // See https://docs.microsoft.com/en-us/windows/win32/api/winternl/nf-winternl-ntcreatefile
     unsafe {
         let mut handle = ptr::null_mut();
-        let mut io_status = c::IO_STATUS_BLOCK::default();
-        let name_str = c::UNICODE_STRING::from_ref(name);
+        let mut io_status = c::IO_STATUS_BLOCK::PENDING;
+        let mut name_str = c::UNICODE_STRING::from_ref(name);
         use crate::sync::atomic::{AtomicU32, Ordering};
         // The `OBJ_DONT_REPARSE` attribute ensures that we haven't been
         // tricked into following a symlink. However, it may not be available in
         // earlier versions of Windows.
         static ATTRIBUTES: AtomicU32 = AtomicU32::new(c::OBJ_DONT_REPARSE);
-        let object = c::OBJECT_ATTRIBUTES {
-            ObjectName: &name_str,
+        let mut object = c::OBJECT_ATTRIBUTES {
+            ObjectName: &mut name_str,
             RootDirectory: parent.as_raw_handle(),
             Attributes: ATTRIBUTES.load(Ordering::Relaxed),
             ..c::OBJECT_ATTRIBUTES::default()
         };
         let status = c::NtCreateFile(
             &mut handle,
             access,
-            &object,
+            &mut object,
             &mut io_status,
             crate::ptr::null_mut(),
             0,
@@ -1368,7 +1380,7 @@ pub fn copy(from: &Path, to: &Path) -> io::Result<u64> {
         _dwCallbackReason: c::DWORD,
         _hSourceFile: c::HANDLE,
         _hDestinationFile: c::HANDLE,
-        lpData: c::LPVOID,
+        lpData: c::LPCVOID,
     ) -> c::DWORD {
         if dwStreamNumber == 1 {
             *(lpData as *mut i64) = StreamBytesTransferred;
@@ -1415,9 +1427,10 @@ fn symlink_junction_inner(original: &Path, junction: &Path) -> io::Result<()> {
     let f = File::open(junction, &opts)?;
     let h = f.as_inner().as_raw_handle();
     unsafe {
-        let mut data = Align8([MaybeUninit::<u8>::uninit(); c::MAXIMUM_REPARSE_DATA_BUFFER_SIZE]);
+        let mut data =
+            Align8([MaybeUninit::<u8>::uninit(); c::MAXIMUM_REPARSE_DATA_BUFFER_SIZE as usize]);
         let data_ptr = data.0.as_mut_ptr();
-        let data_end = data_ptr.add(c::MAXIMUM_REPARSE_DATA_BUFFER_SIZE);
+        let data_end = data_ptr.add(c::MAXIMUM_REPARSE_DATA_BUFFER_SIZE as usize);
         let db = data_ptr.cast::<c::REPARSE_MOUNTPOINT_DATA_BUFFER>();
         // Zero the header to ensure it's fully initialized, including reserved parameters.
         *db = mem::zeroed();

library/std/src/sys/windows/handle.rs

@@ -144,7 +144,7 @@ impl Handle {
         let len = cmp::min(buf.len(), <c::DWORD>::MAX as usize) as c::DWORD;
         let mut amt = 0;
         let res = cvt(c::ReadFile(
-            self.as_handle(),
+            self.as_raw_handle(),
             buf.as_ptr() as c::LPVOID,
             len,
             &mut amt,
@@ -235,7 +235,7 @@ impl Handle {
         len: usize,
         offset: Option<u64>,
     ) -> io::Result<usize> {
-        let mut io_status = c::IO_STATUS_BLOCK::default();
+        let mut io_status = c::IO_STATUS_BLOCK::PENDING;
 
         // The length is clamped at u32::MAX.
         let len = cmp::min(len, c::DWORD::MAX as usize) as c::DWORD;
@@ -283,7 +283,7 @@ impl Handle {
     ///
     /// If `offset` is `None` then the current file position is used.
     fn synchronous_write(&self, buf: &[u8], offset: Option<u64>) -> io::Result<usize> {
-        let mut io_status = c::IO_STATUS_BLOCK::default();
+        let mut io_status = c::IO_STATUS_BLOCK::PENDING;
 
         // The length is clamped at u32::MAX.
         let len = cmp::min(buf.len(), c::DWORD::MAX as usize) as c::DWORD;

library/std/src/sys/windows/io.rs

@@ -17,10 +17,7 @@ impl<'a> IoSlice<'a> {
     pub fn new(buf: &'a [u8]) -> IoSlice<'a> {
         assert!(buf.len() <= c::ULONG::MAX as usize);
         IoSlice {
-            vec: c::WSABUF {
-                len: buf.len() as c::ULONG,
-                buf: buf.as_ptr() as *mut u8 as *mut c::CHAR,
-            },
+            vec: c::WSABUF { len: buf.len() as c::ULONG, buf: buf.as_ptr() as *mut u8 },
             _p: PhantomData,
         }
     }
@@ -54,7 +51,7 @@ impl<'a> IoSliceMut<'a> {
     pub fn new(buf: &'a mut [u8]) -> IoSliceMut<'a> {
         assert!(buf.len() <= c::ULONG::MAX as usize);
         IoSliceMut {
-            vec: c::WSABUF { len: buf.len() as c::ULONG, buf: buf.as_mut_ptr() as *mut c::CHAR },
+            vec: c::WSABUF { len: buf.len() as c::ULONG, buf: buf.as_mut_ptr() },
             _p: PhantomData,
         }
     }

library/std/src/sys/windows/net.rs

@@ -263,7 +263,7 @@ impl Socket {
                 &mut nread,
                 &mut flags,
                 ptr::null_mut(),
-                ptr::null_mut(),
+                None,
             )
         };
 
@@ -347,7 +347,7 @@ impl Socket {
                 &mut nwritten,
                 0,
                 ptr::null_mut(),
-                ptr::null_mut(),
+                None,
             )
         };
         cvt(result).map(|_| nwritten as usize)

library/std/src/sys/windows/pipe.rs

@@ -373,7 +373,7 @@ impl AnonPipe {
 
         // Asynchronous read of the pipe.
         // If successful, `callback` will be called once it completes.
-        let result = io(self.inner.as_handle(), buf, len, &mut overlapped, callback);
+        let result = io(self.inner.as_handle(), buf, len, &mut overlapped, Some(callback));
         if result == c::FALSE {
             // We can return here because the call failed.
             // After this we must not return until the I/O completes.

library/std/src/sys/windows/process.rs

@@ -308,7 +308,7 @@ impl Command {
         let stderr = stderr.to_handle(c::STD_ERROR_HANDLE, &mut pipes.stderr)?;
 
         let mut si = zeroed_startupinfo();
-        si.cb = mem::size_of::<c::STARTUPINFO>() as c::DWORD;
+        si.cb = mem::size_of::<c::STARTUPINFOW>() as c::DWORD;
 
         // If at least one of stdin, stdout or stderr are set (i.e. are non null)
         // then set the `hStd` fields in `STARTUPINFO`.
@@ -332,7 +332,7 @@ impl Command {
                 flags,
                 envp,
                 dirp,
-                &mut si,
+                &si,
                 &mut pi,
             ))
         }?;
@@ -720,8 +720,8 @@ impl From<u32> for ExitCode {
     }
 }
 
-fn zeroed_startupinfo() -> c::STARTUPINFO {
-    c::STARTUPINFO {
+fn zeroed_startupinfo() -> c::STARTUPINFOW {
+    c::STARTUPINFOW {
         cb: 0,
         lpReserved: ptr::null_mut(),
         lpDesktop: ptr::null_mut(),
@@ -731,7 +731,7 @@ fn zeroed_startupinfo() -> c::STARTUPINFO {
         dwXSize: 0,
         dwYSize: 0,
         dwXCountChars: 0,
-        dwYCountCharts: 0,
+        dwYCountChars: 0,
         dwFillAttribute: 0,
         dwFlags: 0,
         wShowWindow: 0,

library/std/src/sys/windows/rand.rs

@@ -1,3 +1,4 @@
+use crate::ffi::c_void;
 use crate::io;
 use crate::mem;
 use crate::ptr;
@@ -25,8 +26,9 @@ pub fn hashmap_random_keys() -> (u64, u64) {
 #[inline(never)]
 fn fallback_rng() -> (u64, u64) {
     let mut v = (0, 0);
-    let ret =
-        unsafe { c::RtlGenRandom(&mut v as *mut _ as *mut u8, mem::size_of_val(&v) as c::ULONG) };
+    let ret = unsafe {
+        c::RtlGenRandom(&mut v as *mut _ as *mut c_void, mem::size_of_val(&v) as c::ULONG)
+    };
 
     if ret != 0 { v } else { panic!("fallback RNG broken: {}", io::Error::last_os_error()) }
 }

library/std/src/sys/windows/stack_overflow.rs

@@ -18,7 +18,7 @@ impl Handler {
     }
 }
 
-extern "system" fn vectored_handler(ExceptionInfo: *mut c::EXCEPTION_POINTERS) -> c::LONG {
+unsafe extern "system" fn vectored_handler(ExceptionInfo: *mut c::EXCEPTION_POINTERS) -> c::LONG {
     unsafe {
         let rec = &(*(*ExceptionInfo).ExceptionRecord);
         let code = rec.ExceptionCode;
@@ -34,7 +34,7 @@ extern "system" fn vectored_handler(ExceptionInfo: *mut c::EXCEPTION_POINTERS) -
 }
 
 pub unsafe fn init() {
-    if c::AddVectoredExceptionHandler(0, vectored_handler).is_null() {
+    if c::AddVectoredExceptionHandler(0, Some(vectored_handler)).is_null() {
         panic!("failed to install exception handler");
     }
     // Set the thread stack guarantee for the main thread.