Primer intento de compactar(). Parece andar bien lo que esta implementado. Falta

[z.facultad/75.06/emufs.git] / emufs / fsc.h

diff --git a/emufs/fsc.h b/emufs/fsc.h
index ad3685f31c76e0c8d2b1ea3aa27ba06a84cdc386..408bcb55fb3b25bd05715d3c8f04c1df24310342 100644 (file)
--- a/emufs/fsc.h
+++ b/emufs/fsc.h
@@ -1,11 +1,62 @@
-#ifndef _FSC_H
-#define _FSC_H
-#include <string.h>
-#include <unistd.h>
+/* vim: set noexpandtab tabstop=4 shiftwidth=4:
+ *----------------------------------------------------------------------------
+ *                                  emufs
+ *----------------------------------------------------------------------------
+ * This file is part of emufs.
+ *
+ * emufs is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option) any later
+ * version.
+ *
+ * emufs is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with emufs; if not, write to the Free Software Foundation, Inc., 59 Temple
+ * Place, Suite 330, Boston, MA  02111-1307  USA
+ *----------------------------------------------------------------------------
+ * Creado:  vie abr  9 16:17:50 ART 2004
+ * Autores: Nicolás Dimov <sagardua@uolsinectis.com.ar>
+ *          Leandro Lucarella <llucare@fi.uba.ar>
+ *----------------------------------------------------------------------------
+ *
+ * $Id$
+ *
+ */
+
+/** \file
+ *
+ * Archivo para administrar el espacio libre disponible.
+ * 
+ * Interfaz del archivo para administrar el espacio libre disponible.
+ *
+ */
+
+#ifndef _EMUFS_FSC_H
+#define _EMUFS_FSC_H
+
 #include "emufs.h"
 
-int emufs_fsc_agregar(EMUFS *, int, int);
+#define EMUFS_FSC_EXT ".fsc"
 
-int emufs_fsc_actualizar(EMUFS *, int, int);
+typedef struct emufs_fsc_t {
+       unsigned long int marker;
+       unsigned long int freespace;
+} EMUFS_FSC;
 
-#endif /* _FSC_H */
+int emufs_fsc_crear(EMUFS*);
+int emufs_fsc_agregar(EMUFS *, EMUFS_BLOCK_ID, EMUFS_FREE);
+int emufs_fsc_agregar_gap(EMUFS *, EMUFS_OFFSET, EMUFS_FREE);
+int emufs_fsc_remove_gap(EMUFS *emu, EMUFS_OFFSET);
+int emufs_fsc_actualizar_gap(EMUFS *, EMUFS_OFFSET, EMUFS_FREE);
+int emufs_fsc_actualizar(EMUFS *, EMUFS_BLOCK_ID, EMUFS_FREE);
+EMUFS_BLOCK_ID emufs_fsc_buscar_lugar(EMUFS *, EMUFS_FREE, EMUFS_FREE *);
+EMUFS_FREE emufs_fsc_get_fs(EMUFS *, EMUFS_BLOCK_ID);
+EMUFS_FREE emufs_fsc_get_total_fs(EMUFS *);
+EMUFS_FREE emufs_fsc_get_media_fs(EMUFS *);
+int emufs_fsc_get_max_min_fs(EMUFS *, EMUFS_FREE *, EMUFS_FREE *);
+int emufs_fsc_get_cant_bloques_vacios(EMUFS *emu);
+#endif /* _EMUFS_FSC_H */