diff options
| author | Carl Hetherington <cth@carlh.net> | 2017-01-12 13:45:04 +0000 |
|---|---|---|
| committer | Carl Hetherington <cth@carlh.net> | 2017-01-12 13:45:04 +0000 |
| commit | 3902d297cd3bbb1c2a0a1fc790454a9a60bc606a (patch) | |
| tree | 8c797f533102d897eb8813dfca6e5ccd44537417 /blockdev/linux/ext4_filedev.c | |
| parent | e18b3d66d9f442862304fbe0b99e0068be22f590 (diff) | |
Add call to set up the partition offset for filedev.
Diffstat (limited to 'blockdev/linux/ext4_filedev.c')
| -rw-r--r-- | blockdev/linux/ext4_filedev.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/blockdev/linux/ext4_filedev.c b/blockdev/linux/ext4_filedev.c index d441799..864e6c6 100644 --- a/blockdev/linux/ext4_filedev.c +++ b/blockdev/linux/ext4_filedev.c @@ -38,6 +38,7 @@ /**@brief Default filename.*/ static const char *fname = "ext2"; +static uint64_t offset = 0; /**@brief Image block size.*/ #define EXT4_FILEDEV_BSIZE 512 @@ -73,8 +74,8 @@ static int filedev_open(struct ext4_blockdev *bdev) if (fseeko(dev_file, 0, SEEK_END)) return EFAULT; - _filedev.part_offset = 0; - _filedev.part_size = ftello(dev_file); + _filedev.part_offset = offset; + _filedev.part_size = ftello(dev_file) - offset; _filedev.bdif->ph_bcnt = _filedev.part_size / _filedev.bdif->ph_bsize; return EOK; @@ -133,5 +134,6 @@ static int filedev_close(struct ext4_blockdev *bdev) struct ext4_blockdev *ext4_filedev_get(void) { return &_filedev; } /******************************************************************************/ void ext4_filedev_filename(const char *n) { fname = n; } +void ext4_filedev_offset(uint64_t o) { offset = o; } /******************************************************************************/ |