Refactor page header: add marker for free blocks.

[bertos.git] / kern / kfile.h

diff --git a/kern/kfile.h b/kern/kfile.h
index 7f4e208b92d2cd44edfec44f6b1ceec4b6b6ad15..e9d4a5c8c43740e352d9e45259a16d67e873f2b5 100644 (file)
--- a/kern/kfile.h
+++ b/kern/kfile.h
@@ -45,6 +45,8 @@
 /* fwd decl */
 struct _KFile;
 
+typedef int32_t kfile_off_t;
+
 /**
  * Costants for repositioning read/write file offset.
  * These are needed because on some embedded platforms
@@ -60,7 +62,7 @@ typedef enum KSeekMode
 
 typedef size_t (*ReadFunc_t)  (struct _KFile *fd, void *buf, size_t size);
 typedef size_t (*WriteFunc_t) (struct _KFile *fd, const void *buf, size_t size);
-typedef        int32_t (*SeekFunc_t)  (struct _KFile *fd, int32_t offset, KSeekMode whence);
+typedef        int32_t (*SeekFunc_t)  (struct _KFile *fd, kfile_off_t offset, KSeekMode whence);
 typedef bool   (*OpenFunc_t)  (struct _KFile *fd, const char *name, int mode);
 typedef bool   (*CloseFunc_t) (struct _KFile *fd);