Fixing cufile on windows

Author: chelsea0x3b

src/cufile/result.rs

@@ -101,7 +101,13 @@ pub unsafe fn read(
     file_offset: i64,
     buf_ptr_offset: i64,
 ) -> Result<isize, CufileError> {
-    let bytes_read = sys::cuFileRead(fh, buf_ptr_base, size, file_offset, buf_ptr_offset);
+    let bytes_read = sys::cuFileRead(
+        fh,
+        buf_ptr_base,
+        size,
+        file_offset as _,
+        buf_ptr_offset as _,
+    );
 
     if bytes_read == -1 {
         Err(CufileError::IO(std::io::Error::last_os_error()))
@@ -126,7 +132,13 @@ pub unsafe fn write(
     file_offset: i64,
     buf_ptr_offset: i64,
 ) -> Result<isize, CufileError> {
-    let bytes_written = sys::cuFileWrite(fh, buf_ptr_base, size, file_offset, buf_ptr_offset);
+    let bytes_written = sys::cuFileWrite(
+        fh,
+        buf_ptr_base,
+        size,
+        file_offset as _,
+        buf_ptr_offset as _,
+    );
 
     if bytes_written == -1 {
         Err(CufileError::IO(std::io::Error::last_os_error()))

src/cufile/safe.rs

@@ -156,7 +156,13 @@ impl Cufile {
 
             // NOTE: placeholder, shouldn't ever reach this
             #[cfg(not(any(target_os = "linux", target_os = "windows")))]
-            let descr = Default::default();
+            let descr = sys::CUfileDescr_t {
+                type_: sys::CUfileFileHandleType::CU_FILE_HANDLE_TYPE_USERSPACE_FS,
+                handle: sys::CUfileDescr_t__bindgen_ty_1 {
+                    handle: std::ptr::null_mut(),
+                },
+                fs_ops: std::ptr::null(),
+            };
 
             let handle = result::handle_register(&descr)?;