diff -r 0e6a05c779e0 -r a2438f6d1e73 src/server/daemon/vfs.h
--- a/src/server/daemon/vfs.h	Fri Jan 12 17:54:52 2018 +0100
+++ b/src/server/daemon/vfs.h	Fri Jan 12 18:12:42 2018 +0100
@@ -66,6 +66,8 @@
 
 ssize_t sys_file_read(SYS_FILE fd, void *buf, size_t nbyte);
 ssize_t sys_file_write(SYS_FILE fd, const void *buf, size_t nbyte);
+ssize_t sys_file_pread(SYS_FILE fd, void *buf, size_t nbyte, off_t offset);
+ssize_t sys_file_pwrite(SYS_FILE fd, const void *buf, size_t nbyte, off_t offset);
 off_t sys_file_seek(SYS_FILE fd, off_t offset, int whence);
 void sys_file_close(SYS_FILE fd);
 int sys_file_aioread(aiocb_s *aiocb);