Move more file stuff to file.h

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/file.h b/file.h
index f07216b..8912007 100644
--- a/file.h
+++ b/file.h
@@ -106,4 +106,28 @@
 FILE_FLAG_FNS(hashed);
 #undef FILE_FLAG_FNS
 
+/*
+ * File setup/shutdown
+ */
+struct thread_data;
+extern void close_files(struct thread_data *);
+extern void close_and_free_files(struct thread_data *);
+extern int __must_check setup_files(struct thread_data *);
+extern int __must_check file_invalidate_cache(struct thread_data *, struct fio_file *);
+extern int __must_check generic_open_file(struct thread_data *, struct fio_file *);
+extern int __must_check generic_close_file(struct thread_data *, struct fio_file *);
+extern int __must_check generic_get_file_size(struct thread_data *, struct fio_file *);
+extern int __must_check pre_read_files(struct thread_data *);
+extern int add_file(struct thread_data *, const char *);
+extern void get_file(struct fio_file *);
+extern int __must_check put_file(struct thread_data *, struct fio_file *);
+extern void lock_file(struct thread_data *, struct fio_file *, enum fio_ddir);
+extern void unlock_file(struct thread_data *, struct fio_file *);
+extern void unlock_file_all(struct thread_data *, struct fio_file *);
+extern int add_dir_files(struct thread_data *, const char *);
+extern int init_random_map(struct thread_data *);
+extern void dup_files(struct thread_data *, struct thread_data *);
+extern int get_fileno(struct thread_data *, const char *);
+extern void free_release_files(struct thread_data *);
+
 #endif