+++ /dev/null
-/*
- * Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com)
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * - Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * - The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#define _LARGEFILE64_SOURCE
-#define _FILE_OFFSET_BITS 64
-
-#include <ext4_config.h>
-#include <ext4_blockdev.h>
-#include <ext4_errno.h>
-#include <stdio.h>
-#include <stdbool.h>
-#include <string.h>
-
-/**@brief Default filename.*/
-static const char *fname = "ext2";
-
-/**@brief Image block size.*/
-#define EXT4_FILEDEV_BSIZE 512
-
-/**@brief Image file descriptor.*/
-static FILE *dev_file;
-
-#define DROP_LINUXCACHE_BUFFERS 0
-
-/**********************BLOCKDEV INTERFACE**************************************/
-static int filedev_open(struct ext4_blockdev *bdev);
-static int filedev_bread(struct ext4_blockdev *bdev, void *buf, uint64_t blk_id,
- uint32_t blk_cnt);
-static int filedev_bwrite(struct ext4_blockdev *bdev, const void *buf,
- uint64_t blk_id, uint32_t blk_cnt);
-static int filedev_close(struct ext4_blockdev *bdev);
-
-/******************************************************************************/
-EXT4_BLOCKDEV_STATIC_INSTANCE(_filedev, EXT4_FILEDEV_BSIZE, 0, filedev_open,
- filedev_bread, filedev_bwrite, filedev_close, 0, 0);
-
-/******************************************************************************/
-static int filedev_open(struct ext4_blockdev *bdev)
-{
- dev_file = fopen(fname, "r+b");
-
- if (!dev_file)
- return EIO;
-
- /*No buffering at file.*/
- setbuf(dev_file, 0);
-
- if (fseeko(dev_file, 0, SEEK_END))
- return EFAULT;
-
- _filedev.part_offset = 0;
- _filedev.part_size = ftello(dev_file);
- _filedev.bdif->ph_bcnt = _filedev.part_size / _filedev.bdif->ph_bsize;
-
- return EOK;
-}
-
-/******************************************************************************/
-
-static int filedev_bread(struct ext4_blockdev *bdev, void *buf, uint64_t blk_id,
- uint32_t blk_cnt)
-{
- if (fseeko(dev_file, blk_id * bdev->bdif->ph_bsize, SEEK_SET))
- return EIO;
- if (!blk_cnt)
- return EOK;
- if (!fread(buf, bdev->bdif->ph_bsize * blk_cnt, 1, dev_file))
- return EIO;
-
- return EOK;
-}
-
-static void drop_cache(void)
-{
-#if defined(__linux__) && DROP_LINUXCACHE_BUFFERS
- int fd;
- char *data = "3";
-
- sync();
- fd = open("/proc/sys/vm/drop_caches", O_WRONLY);
- write(fd, data, sizeof(char));
- close(fd);
-#endif
-}
-
-/******************************************************************************/
-static int filedev_bwrite(struct ext4_blockdev *bdev, const void *buf,
- uint64_t blk_id, uint32_t blk_cnt)
-{
- if (fseeko(dev_file, blk_id * bdev->bdif->ph_bsize, SEEK_SET))
- return EIO;
- if (!blk_cnt)
- return EOK;
- if (!fwrite(buf, bdev->bdif->ph_bsize * blk_cnt, 1, dev_file))
- return EIO;
-
- drop_cache();
- return EOK;
-}
-/******************************************************************************/
-static int filedev_close(struct ext4_blockdev *bdev)
-{
- fclose(dev_file);
- return EOK;
-}
-
-/******************************************************************************/
-struct ext4_blockdev *ext4_filedev_get(void) { return &_filedev; }
-/******************************************************************************/
-void ext4_filedev_filename(const char *n) { fname = n; }
-
-/******************************************************************************/
+++ /dev/null
-/*
- * Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com)
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * - Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * - The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-#ifndef EXT4_FILEDEV_H_
-#define EXT4_FILEDEV_H_
-
-#include <ext4_config.h>
-#include <ext4_blockdev.h>
-
-#include <stdint.h>
-#include <stdbool.h>
-
-/**@brief File blockdev get.*/
-struct ext4_blockdev *ext4_filedev_get(void);
-
-/**@brief Set filename to open.*/
-void ext4_filedev_filename(const char *n);
-
-#endif /* EXT4_FILEDEV_H_ */
--- /dev/null
+/*
+ * Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#define _LARGEFILE64_SOURCE
+#define _FILE_OFFSET_BITS 64
+
+#include <ext4_config.h>
+#include <ext4_blockdev.h>
+#include <ext4_errno.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <string.h>
+
+/**@brief Default filename.*/
+static const char *fname = "ext2";
+
+/**@brief Image block size.*/
+#define EXT4_FILEDEV_BSIZE 512
+
+/**@brief Image file descriptor.*/
+static FILE *dev_file;
+
+#define DROP_LINUXCACHE_BUFFERS 0
+
+/**********************BLOCKDEV INTERFACE**************************************/
+static int file_dev_open(struct ext4_blockdev *bdev);
+static int file_dev_bread(struct ext4_blockdev *bdev, void *buf, uint64_t blk_id,
+ uint32_t blk_cnt);
+static int file_dev_bwrite(struct ext4_blockdev *bdev, const void *buf,
+ uint64_t blk_id, uint32_t blk_cnt);
+static int file_dev_close(struct ext4_blockdev *bdev);
+
+/******************************************************************************/
+EXT4_BLOCKDEV_STATIC_INSTANCE(file_dev, EXT4_FILEDEV_BSIZE, 0, file_dev_open,
+ file_dev_bread, file_dev_bwrite, file_dev_close, 0, 0);
+
+/******************************************************************************/
+static int file_dev_open(struct ext4_blockdev *bdev)
+{
+ dev_file = fopen(fname, "r+b");
+
+ if (!dev_file)
+ return EIO;
+
+ /*No buffering at file.*/
+ setbuf(dev_file, 0);
+
+ if (fseeko(dev_file, 0, SEEK_END))
+ return EFAULT;
+
+ file_dev.part_offset = 0;
+ file_dev.part_size = ftello(dev_file);
+ file_dev.bdif->ph_bcnt = file_dev.part_size / file_dev.bdif->ph_bsize;
+
+ return EOK;
+}
+
+/******************************************************************************/
+
+static int file_dev_bread(struct ext4_blockdev *bdev, void *buf, uint64_t blk_id,
+ uint32_t blk_cnt)
+{
+ if (fseeko(dev_file, blk_id * bdev->bdif->ph_bsize, SEEK_SET))
+ return EIO;
+ if (!blk_cnt)
+ return EOK;
+ if (!fread(buf, bdev->bdif->ph_bsize * blk_cnt, 1, dev_file))
+ return EIO;
+
+ return EOK;
+}
+
+static void drop_cache(void)
+{
+#if defined(__linux__) && DROP_LINUXCACHE_BUFFERS
+ int fd;
+ char *data = "3";
+
+ sync();
+ fd = open("/proc/sys/vm/drop_caches", O_WRONLY);
+ write(fd, data, sizeof(char));
+ close(fd);
+#endif
+}
+
+/******************************************************************************/
+static int file_dev_bwrite(struct ext4_blockdev *bdev, const void *buf,
+ uint64_t blk_id, uint32_t blk_cnt)
+{
+ if (fseeko(dev_file, blk_id * bdev->bdif->ph_bsize, SEEK_SET))
+ return EIO;
+ if (!blk_cnt)
+ return EOK;
+ if (!fwrite(buf, bdev->bdif->ph_bsize * blk_cnt, 1, dev_file))
+ return EIO;
+
+ drop_cache();
+ return EOK;
+}
+/******************************************************************************/
+static int file_dev_close(struct ext4_blockdev *bdev)
+{
+ fclose(dev_file);
+ return EOK;
+}
+
+/******************************************************************************/
+struct ext4_blockdev *file_dev_get(void)
+{
+ return &file_dev;
+}
+/******************************************************************************/
+void file_dev_name_set(const char *n)
+{
+ fname = n;
+}
+/******************************************************************************/
--- /dev/null
+/*
+ * Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef FILE_DEV_H_
+#define FILE_DEV_H_
+
+#include <ext4_config.h>
+#include <ext4_blockdev.h>
+
+#include <stdint.h>
+#include <stdbool.h>
+
+/**@brief File blockdev get.*/
+struct ext4_blockdev *file_dev_get(void);
+
+/**@brief Set filename to open.*/
+void file_dev_name_set(const char *n);
+
+#endif /* FILE_DEV_H_ */
#include <sys/time.h>
#include <ext4.h>
-#include "../blockdev/linux/ext4_filedev.h"
+#include "../blockdev/linux/file_dev.h"
#include "../blockdev/windows/file_windows.h"
#include "common/test_lwext4.h"
static bool open_linux(void)
{
- ext4_filedev_filename(input_name);
- bd = ext4_filedev_get();
+ file_dev_name_set(input_name);
+ bd = file_dev_get();
if (!bd) {
printf("open_filedev: fail\n");
return false;
#include <ext4.h>
#include <ext4_mbr.h>
-#include "../blockdev/linux/ext4_filedev.h"
+#include "../blockdev/linux/file_dev.h"
#include "../blockdev/windows/file_windows.h"
/**@brief Input stream name.*/
static bool open_linux(void)
{
- ext4_filedev_filename(input_name);
- bd = ext4_filedev_get();
+ file_dev_name_set(input_name);
+ bd = file_dev_get();
if (!bd) {
printf("open_filedev: fail\n");
return false;
#include <ext4.h>
#include <ext4_mkfs.h>
-#include "../blockdev/linux/ext4_filedev.h"
+#include "../blockdev/linux/file_dev.h"
#include "../blockdev/windows/file_windows.h"
/**@brief Input stream name.*/
static bool open_linux(void)
{
- ext4_filedev_filename(input_name);
- bd = ext4_filedev_get();
+ file_dev_name_set(input_name);
+ bd = file_dev_get();
if (!bd) {
printf("open_filedev: fail\n");
return false;
#endif
#include <ext4.h>
-#include "../blockdev/linux/ext4_filedev.h"
+#include "../blockdev/linux/file_dev.h"
#include "../blockdev/windows/file_windows.h"
} else
#endif
{
- ext4_filedev_filename(ext4_fname);
- bd = ext4_filedev_get();
+ file_dev_name_set(ext4_fname);
+ bd = file_dev_get();
}
ext4_device_unregister_all();
projects / lwext4.git / commitdiff