diff options
| author | gkostka <kostka.grzegorz@gmail.com> | 2014-01-17 18:13:02 +0000 |
|---|---|---|
| committer | gkostka <kostka.grzegorz@gmail.com> | 2014-01-17 18:13:02 +0000 |
| commit | 8ed88939d52a36b141607bac3d0b9acf5427093e (patch) | |
| tree | d27e6ad2bfafef468c0979c71c356229d134b95b /blockdev | |
| parent | 614f11dab4983bf4e750cd14a4c90437e352bcf5 (diff) | |
Support for large files and block devices.
Diffstat (limited to 'blockdev')
| -rw-r--r-- | blockdev/filedev/ext4_filedev.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/blockdev/filedev/ext4_filedev.c b/blockdev/filedev/ext4_filedev.c index 07bf150..09c19ef 100644 --- a/blockdev/filedev/ext4_filedev.c +++ b/blockdev/filedev/ext4_filedev.c @@ -25,6 +25,9 @@ * (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 _FILE_OFFSET_BITS 64 + #include <ext4_config.h> #include <ext4_blockdev.h> #include <ext4_errno.h> @@ -71,7 +74,7 @@ EXT4_BCACHE_STATIC_INSTANCE(__cache, CONFIG_BLOCK_DEV_CACHE_SIZE, 1024); /******************************************************************************/ static int filedev_open(struct ext4_blockdev *bdev) { - dev_file = fopen64(fname, "r+b"); + dev_file = fopen(fname, "r+b"); if(!dev_file) return EIO; @@ -79,7 +82,7 @@ static int filedev_open(struct ext4_blockdev *bdev) /*No buffering at file.*/ setbuf(dev_file, 0); - if(fseeko64(dev_file, 0, SEEK_END)) + if(fseek(dev_file, 0, SEEK_END)) return EFAULT; _filedev.ph_bcnt = ftell(dev_file) / _filedev.ph_bsize; @@ -92,7 +95,7 @@ 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) { - if(fseeko64(dev_file, blk_id * bdev->ph_bsize, SEEK_SET)) + if(fseek(dev_file, blk_id * bdev->ph_bsize, SEEK_SET)) return EIO; if(!fread(buf, bdev->ph_bsize * blk_cnt, 1, dev_file)) @@ -118,7 +121,7 @@ static void drop_cache(void) static int filedev_bwrite(struct ext4_blockdev *bdev, const void *buf, uint64_t blk_id, uint32_t blk_cnt) { - if(fseeko64(dev_file, blk_id * bdev->ph_bsize, SEEK_SET)) + if(fseek(dev_file, blk_id * bdev->ph_bsize, SEEK_SET)) return EIO; if(!fwrite(buf, bdev->ph_bsize * blk_cnt, 1, dev_file)) |