Refactor to use new protocol module and sipo.

[bertos.git] / fs / battfs.c

diff --git a/fs/battfs.c b/fs/battfs.c
deleted file mode 100644 (file)
index d4ee723..0000000
--- a/fs/battfs.c
+++ /dev/null
@@ -1,156 +0,0 @@
-/**
- * \file
- * <!--
- * This file is part of BeRTOS.
- *
- * Bertos 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.
- *
- * This program 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 this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * As a special exception, you may use this file as part of a free software
- * library without restriction.  Specifically, if other files instantiate
- * templates or use macros or inline functions from this file, or you compile
- * this file and link it with other files to produce an executable, this
- * file does not by itself cause the resulting executable to be covered by
- * the GNU General Public License.  This exception does not however
- * invalidate any other reasons why the executable file might be covered by
- * the GNU General Public License.
- *
- * Copyright 2007 Develer S.r.l. (http://www.develer.com/)
- *
- * -->
- *
- * \version $Id:$
- *
- * \author Francesco Sacchi <batt@develer.com>
- *
- * \brief BattFS: a filesystem for embedded platforms (implementation).
- */
-
-#include "battfs.h"
-
-#include <mware/byteorder.h> /* cpu_to_xx */
-
-#include <string.h> /* memset */
-
-/**
- * Convert from cpu endianess to filesystem endianness.
- * \note filesystem is in little-endian format.
- */
-INLINE void cpu_to_battfs(struct BattFsPageHeader *hdr)
-{
-       STATIC_ASSERT(sizeof(hdr->inode) == 1);
-       STATIC_ASSERT(sizeof(hdr->seq) == 1);
-
-       STATIC_ASSERT(sizeof(hdr->mark) == 2);
-       hdr->mark = cpu_to_le16(hdr->mark);
-
-       STATIC_ASSERT(sizeof(hdr->fill) == 2);
-       hdr->fill = cpu_to_le16(hdr->fill);
-
-       STATIC_ASSERT(sizeof(hdr->pgoff) == 2);
-       hdr->pgoff = cpu_to_le16(hdr->pgoff);
-
-       STATIC_ASSERT(sizeof(hdr->fcs) == 2);
-       hdr->fcs = cpu_to_le16(hdr->fcs);
-
-       STATIC_ASSERT(sizeof(hdr->rfu) == 2);
-       hdr->rfu = cpu_to_le16(hdr->rfu);
-}
-
-
-/**
- * Convert from filesystem endianness to cpu endianess.
- * \note filesystem is in little-endian format.
- */
-INLINE void battfs_to_cpu(struct BattFsPageHeader *hdr)
-{
-       STATIC_ASSERT(sizeof(hdr->inode) == 1);
-       STATIC_ASSERT(sizeof(hdr->seq) == 1);
-
-       STATIC_ASSERT(sizeof(hdr->mark) == 2);
-       hdr->mark = le16_to_cpu(hdr->mark);
-
-       STATIC_ASSERT(sizeof(hdr->fill) == 2);
-       hdr->fill = le16_to_cpu(hdr->fill);
-
-       STATIC_ASSERT(sizeof(hdr->pgoff) == 2);
-       hdr->pgoff = le16_to_cpu(hdr->pgoff);
-
-       STATIC_ASSERT(sizeof(hdr->fcs) == 2);
-       hdr->fcs = le16_to_cpu(hdr->fcs);
-
-       STATIC_ASSERT(sizeof(hdr->rfu) == 2);
-       hdr->rfu = le16_to_cpu(hdr->rfu);
-}
-
-
-/**
- * Read header of page \a page.
- * \return true on success, false otherwise.
- * \note \a hdr is dirtyed even on errors.
- */
-static bool battfs_readHeader(struct BattFsSuper *disk, pgcnt_t page, struct BattFsPageHeader *hdr)
-{
-       /*
-        * Read header from disk.
-        * header is actually a footer, and so
-        * resides at page end.
-        */
-       if (disk->read(disk, page, disk->page_size - sizeof(BattFsPageHeader), hdr, sizeof(BattFsPageHeader))
-           != sizeof(BattFsPageHeader))
-               return false;
-
-       /* Fix endianess */
-       battfs_to_cpu(hdr);
-       return true;
-}
-
-/**
- * Initialize and mount disk described by
- * \a d.
- * \return false on errors, true otherwise.
- */
-bool battfs_init(struct BattFsSuper *disk)
-{
-       BattFsPageHeader hdr;
-       rotating_t cks;
-       pgoff_t filelen_table[BATTFS_MAX_FILES];
-
-       /* Init disk device */
-       if (!disk->open(disk))
-               return false;
-
-       memset(filelen_table, 0, BATTFS_MAX_FILES * sizeof(pgoff_t));
-
-       for (pgcnt_t page = 0; page < disk->page_count; page++)
-       {
-               if (!battfs_readHeader(disk, page, &hdr))
-                       return false;
-
-               /* Check header FCS */
-               rotating_init(&cks);
-               rotating_update(&hdr, sizeof(BattFsPageHeader) - sizeof(rotating_t), &cks);
-               if (cks == hdr.fcs)
-                       filelen_table[page]++;
-               else
-               {
-                       #warning Finish me!
-               }
-       }
-
-       
-       return true;    
-}
-
-