Expect `stream` as a field directly on `os2.File`

core/os/os2/file.odin

@@ -6,6 +6,7 @@ import "base:runtime"
 
 File :: struct {
 	impl: _File,
+	stream: io.Stream,
 }
 
 File_Mode :: distinct u32
@@ -72,56 +73,56 @@ name :: proc(f: ^File) -> string {
 
 close :: proc(f: ^File) -> Error {
 	if f != nil {
-		return io.close(f.impl.stream)
+		return io.close(f.stream)
 	}
 	return nil
 }
 
 seek :: proc(f: ^File, offset: i64, whence: io.Seek_From) -> (ret: i64, err: Error) {
 	if f != nil {
-		return io.seek(f.impl.stream, offset, whence)
+		return io.seek(f.stream, offset, whence)
 	}
 	return 0, .Invalid_File
 }
 
 read :: proc(f: ^File, p: []byte) -> (n: int, err: Error) {
 	if f != nil {
-		return io.read(f.impl.stream, p)
+		return io.read(f.stream, p)
 	}
 	return 0, .Invalid_File
 }
 
 read_at :: proc(f: ^File, p: []byte, offset: i64) -> (n: int, err: Error) {
 	if f != nil {
-		return io.read_at(f.impl.stream, p, offset)
+		return io.read_at(f.stream, p, offset)
 	}
 	return 0, .Invalid_File
 }
 
 write :: proc(f: ^File, p: []byte) -> (n: int, err: Error) {
 	if f != nil {
-		return io.write(f.impl.stream, p)
+		return io.write(f.stream, p)
 	}
 	return 0, .Invalid_File
 }
 
 write_at :: proc(f: ^File, p: []byte, offset: i64) -> (n: int, err: Error) {
 	if f != nil {
-		return io.write_at(f.impl.stream, p, offset)
+		return io.write_at(f.stream, p, offset)
 	}
 	return 0, .Invalid_File
 }
 
 file_size :: proc(f: ^File) -> (n: i64, err: Error) {
 	if f != nil {
-		return io.size(f.impl.stream)
+		return io.size(f.stream)
 	}
 	return 0, .Invalid_File
 }
 
 flush :: proc(f: ^File) -> Error {
 	if f != nil {
-		return io.flush(f.impl.stream)
+		return io.flush(f.stream)
 	}
 	return nil
 }

core/os/os2/file_linux.odin

@@ -33,8 +33,6 @@ _File :: struct {
 	name: string,
 	fd: int,
 	allocator: runtime.Allocator,
-
-	stream: io.Stream,
 }
 
 _file_allocator :: proc() -> runtime.Allocator {
@@ -75,7 +73,7 @@ _new_file :: proc(fd: uintptr, _: string) -> ^File {
 	file.impl.fd = int(fd)
 	file.impl.allocator = _file_allocator()
 	file.impl.name = _get_full_path(file.impl.fd, file.impl.allocator)
-	file.impl.stream = {
+	file.stream = {
 		data = file,
 		procedure = _file_stream_proc,
 	}

core/os/os2/file_stream.odin

@@ -4,8 +4,8 @@ import "core:io"
 
 to_stream :: proc(f: ^File) -> (s: io.Stream) {
 	if f != nil {
-		assert(f.impl.stream.procedure != nil)
-		s = f.impl.stream
+		assert(f.stream.procedure != nil)
+		s = f.stream
 	}
 	return
 }

core/os/os2/file_windows.odin

@@ -73,8 +73,6 @@ _File :: struct {
 	wname: win32.wstring,
 	kind: _File_Kind,
 
-	stream: io.Stream,
-
 	allocator: runtime.Allocator,
 
 	rw_mutex: sync.RW_Mutex, // read write calls
@@ -181,7 +179,7 @@ _new_file :: proc(handle: uintptr, name: string) -> ^File {
 	}
 	f.impl.kind = kind
 
-	f.impl.stream = {
+	f.stream = {
 		data = f,
 		procedure = _file_stream_proc,
 	}